Engineering Journal Scimago Jobs in None, CA

Manufacturing Validation Engineer

Petaluma, CA

Onsite | Contract-to-Hire | $60–$75 per hour

Kelly Engineering is seeking an experienced Manufacturing Validation Engineer to support equipment and process validations for a growing life sciences manufacturing organization in the North Bay. This role will play a key part in helping the manufacturing team complete critical validations as the company prepares for commercialization and production scale-up.

This position is ideal for engineers who have strong hands-on validation experience in regulated environments and can independently write and execute validation protocols, address deviations, and support the qualification of manufacturing and laboratory systems.

This is a contract-to-hire opportunity based on performance and business needs.

Schedule: Monday through Friday onsite. Some overtime or occasional weekend work may be required based on business needs in a fast-moving startup environment.

What You Will Do

• Execute equipment and process validations including IQ, OQ, and PQ

• Author validation protocols, reports, work instructions, and supporting documentation

• Support equipment commissioning, qualification, and troubleshooting activities

• Investigate and document validation deviations, ensuring clear and compliant technical documentation

• Establish process controls and documentation for validated equipment and systems

• Collaborate with Quality, Manufacturing, and R&D teams to support production readiness and scale-up activities

• Perform risk assessments including FMEA and validation impact assessments

• Support change control, deviation investigations, and CAPA activities within a regulated quality system

• Validate laboratory and manufacturing equipment such as incubators, refrigeration systems, and other controlled equipment

• Support validation activities for facility and utility systems including water systems, piping, and related infrastructure as needed

• Participate in engineering studies or DOE activities to support process understanding and operational tolerances

• Identify opportunities to improve manufacturing processes, quality systems, and operational efficiency

What You Need

• Bachelor’s degree in Engineering or a related technical field preferred

• 5–7+ years of experience in regulated manufacturing environments such as pharmaceutical, biotechnology, medical device, or combination product manufacturing

• Strong hands-on experience executing IQ, OQ, and PQ validation protocols

• Demonstrated experience writing validation documentation, technical reports, deviations, and work instructions

• Knowledge of FDA-regulated manufacturing environments and quality systems (such as 21 CFR Part 820, 211, or similar GMP frameworks)

• Experience supporting equipment qualification, facility systems, or process validation efforts

• Ability to troubleshoot equipment and manufacturing processes during validation activities

• Strong written documentation skills and attention to regulatory compliance

• Ability to work cross-functionally with Quality, Manufacturing, and Engineering teams

This role requires a proactive engineer who can work independently, communicate clearly, and adapt within a collaborative startup team environment where priorities evolve as the organization scales manufacturing operations.

Date Posted:

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U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Security Clearance Type:

Security Clearance Status:

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.

The Systems Effectors: Processing, Guidance & Control Center is responsible for algorithm development including Guidance, Navigation, and Control; radio frequency (RF) and electro-optical/infrared (EO-IR) Signal Processing (SP); and missile- and sensor-level Modeling and Simulation for Raytheon's broad portfolio of projects, programs, and products. In the GNC department, we design, integrate, and optimize effector guidance, tracking, navigation, and estimation algorithms to meet mission objectives. We support new business initiatives and help develop & execute technology roadmaps.

The Effectors PG&C Center is currently hiring for a Sr. Principal Systems Engineer - Missile Guidance, Navigation, & Control Engineer position in Tucson, AZ to support execution of the portfolio of current and upcoming missile programs. As a Sr. Principal Systems Engineer - Missile Guidance, Navigation, & Control Engineer, you will play a critical role in helping with the evaluation, design, implementation, and integration of embedded software algorithms. You will collaborate with a team of engineers in an integrated product team that will be responsible for tactical embedded software, firmware, and integrated flight software 6 Degrees-of-Freedom simulations to achieve overall system performance requirements.  This position is an onsite role located in Tucson, AZ. 

What You Will Do

• Development, integration, and testing of embedded tactical missile flight code

• Definition and execution of system level performance studies and analyses to inform the development and integration of new capabilities, refinement of existing capability, or to address obsolescence

• Work within an agile framework to lead development of backlogs, plans, and metrics

• Provide experience and guidance to help the program train new engineers and execute efficiently and effectively

• Support missile performance analysis including model development, system optimization, and Monte Carlo assessments with expected system disturbances.

Qualifications You Must Have

• Typically requires a Bachelor’s degree in Engineering, Science, Physics, Mathematics, or a related STEM degree and a minimum of 10 years prior relevant experience

• GNC, Signal Processing, and/or Modeling / Simulation experience

• Engineering experience in missile system applications to include at least three of the following or subject matter expertise in at least one:

  • Digital and/or modern control systems

  • Dynamics

  • Kalman filter design

  • Monte Carlo analysis

  • Development and/or simulation of physical systems

  • Signal processing

  • Verification and validation

  • System-level performance assessments

  • GPS/INS navigation systems, sensors, and algorithms

  • Assured Positioning, Navigation, and Timing (APNT) systems, sensors, and algorithms for navigation in GPS-degraded environments

• Experience with MATLAB, Python, C, C++, and/or Object-Oriented design

• Experience with GNC and/or Signal Processing algorithms within a simulation or physical environment

• Experience managing or leading others in a technical and/or functional capacity within an engineering environment

• Ability to obtain an Interim Secret U.S. government issued Security Clearance is required prior to start date with the ability to obtain special program access after start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer

• Advanced Degree in Engineering, Science, Physics, Mathematics, or a related STEM degree with 10 or more years of GNC, Signal Processing, and/or Modeling / Simulation experience

• Ability to communicate effectively with executive leadership and customers regarding matters of significant importance

• Ability to balance multiple concurrent priorities with overlapping deadline in an Agile environment

• Subject Matter Expert in at least one of the following areas: RF algorithm design, GNC algorithm design, autopilot algorithm design or Software in Simulation

• Experience with and demonstrable achievement in systems engineering principals with regards to product development

• Engineering team leadership

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

• Relocation Eligible - relocation assistance is available for this position

Learn More & Apply Now!

• Please consider the following role type definition as you apply for this role.  Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

• This position requires onsite work in Tucson, AZ: ,-az-location

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms

Date Posted:

Country:

Location:

Position Role Type:

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Security Clearance Type:

Security Clearance Status:

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.

We are seeking a highly motivated, experienced Principal Software Engineer to be an active participant in the software development team for Electronic Warfare (EW) projects, working with cutting edge technologies in products that protect our warfighters.  

What You Will Do:

• Technical leadership and participation on collaborative, cross-disciplined integrated product teams, often employing agile system and software development operations to plan, specify, design, test, and integrate complex software and systems solutions.
• Responsibilities include inventions and innovations of new products and technologies, from architecture and design, through integration, lab test and field test.
• Collaborating effectively with other disciplines and senior technical staff, in addition to producing planning and technical work products for internal customers to form original solutions to complex problems.
• Developing software requirements and FPGA level interface requirements derived from system level requirements, developing associated architectures, performing simulations and analysis and testing of the software in a laboratory setting.
• Work in an advanced product development team environment with systems, firmware, electrical and software engineers. Think out-of-the box to root-cause issues and develop creative resolutions.
• Handle fast pace and dynamic product development environment including engagement with Systems' and Electrical Engineers
• This position will require occasional business-related travel.  

Qualifications You Must Have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) AND a minimum of 8 years of prior relevant experience.
• Experience in software design, development, integration and test utilizing C / C++.
• Experience with embedded microprocessors, system on a chip software design, FPGAs, high-speed transceivers, DDR, flash memories, block diagrams, signal analyses or signal generation.
• Experience developing real-time applications on embedded platforms, including bare metal (no-OS), embedded Linux, or Windows environments.
• The ability to obtain and maintain a Secret U.S. government issued security clearance. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
   

Qualifications We Prefer:

• Existing Secret security clearance.
• Electronic Warfare Electronic Attack/Electronic Support (EA/ES), Radar, or Secure Communications technology knowledge.
• Experience with .NET C# using WPF and MVVM.
• Tool familiarity: Visual Studio, Vitis, TortoiseSVN, Jenkins, Jira, Collaborator.
• DevSecOps background including pipeline toolset use and creation.
• Lab experience in product testing using logic analyzers, high-speed oscilloscopes, signal generators, and system on chip debugging tools.
• Experience with interfaces and bus standards such as: VME, PCI, PCIe, VPX, or Gb Ethernet.
• Experience in software lifecycle phases: software architecture, system/software requirements analysis, design, implementation, verification testing, system integration, and post-delivery maintenance.
• Experience with Radar technology, machine languages.
• Experience with software algorithm development.
• Experienced in Agile development processes.
• Experience with machine learning.

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

• A total rewards package that goes above and beyond with compensation; healthcare, wellness, retirement, and work/life benefits; career development and recognition programs.

• Relocation Eligible – Relocation assistance available

Learn More & Apply Now!

Please consider the following role type definition as you apply for this role.

• Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

• This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: EW

  #EmbeddedSoftware

  As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

  The salary range for this role is 118,300 USD - 224,900 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

  RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

  Privacy Policy and Terms:

  Click on this link to read the Policy and Terms

• 
  
• Works on the design, modifications, and maintenance of manufacturing equipment and manufacturing processes.
  
• Works on engineering planning, financial justification, start-up activities, scale-up processes, implementation, process improvements, and validation.
  
• Performs evaluation studies and troubleshooting on manufacturing equipment and systems.
  
• Generates and reviews required engineering and manufacturing documentation.
  
• Provides accurate budget estimates for capital equipment and projects.
  
• Independently resolves manufacturing engineering issues of complex scope.
  
• Independently manages assigned projects through completion.
  
• Participates in cross-functional project teams.
  
• May coordinate contract personnel through completion of assignments; may guide other manufacturing process engineers.
  
• Purchases machinery, equipment, tools, raw materials, packaging materials, parts, services, and supplies necessary for the operation of a pharmaceutical organization.
  
• Compiles and analyzes statistical data to determine the feasibility of buying products and to establish price objectives.
  
• Compiles information from periodicals, catalogs, and other sources to keep informed on price trends and manufacturing processes.
  
• Confers with vendors and analyzes vendors' operations to determine factors that affect prices and determines the lowest cost consistent with quality, reliability, and ability to meet required schedules.
  
• Reviews proposals, negotiates prices, selects or recommends suppliers, analyzes trends, follows up on orders placed, verifies delivery, approves payment, and maintains necessary records.
  
• Utilizes as necessary, established precedents and policies.
  

We're building safety-enhancing technology for aviation that will save lives. Automated aviation systems will enable a future where air transportation is safer, more convenient and fundamentally transformative to the way goods - and eventually people - move around the planet. We are a team of mission-driven engineers with experience across aerospace, robotics and self-driving cars working to make this future a reality.

As a Radar Hardware Design Engineer, you will be a part of our Radar Engineering team. The Radar Engineering team is comprised of a small cross-functional team of motivated and experienced engineers; we're responsible for designing, building, and testing cutting-edge phased array radar systems from concept to certified product. We enjoy a culture of sharing information and collaboration. Phased array radar systems have historically been reserved for specialized applications, but we're making this technology affordable to enable Detect and Avoid for widespread commercial applications. This role will focus on new advanced operational modes. The passion for revolutionary technology to make aviation safer motivates us to come in every day.

Responsibilities

In your role as a Radar Design Engineer, you will be responsible for designing digital and analog circuits for our next-generation Radar system. You will be involved in all phases of development, from conception to production, tracing system-level requirements through to circuit-level design. You will drive the design and layout of a multi-processor with an FPGA on chip using DDR 4 memory, as well as designing switching and linear power supplies. The high-speed digital design is complemented by high-frequency analog and RF design up to 12GHz. You will own the schematic, layout, artwork generation and bring-up of hardware. You will be collaborating with the cross-functional teams, including mechanical and system engineering. You will be responsible for the certification of your design to DO-160, DO-254 design assurance and FCC certification. You will support radar system integration and testing in the engineering lab and on the aircraft.

Basic Success Criteria

• Electrical Engineering fundamentals, typically gained through a Bachelor's Degree of Science or Engineering in Mechanical, Electrical, Aerospace, or a related discipline

• 5+ years of professional hands-on experience with high-speed digital circuits, linear and switching power regulator circuits, PLL's, VGA, mixers etc.

• Ability to use Circuit simulators, Altium schematic capture and layout, and SPICE simulation software

• Ability to troubleshoot, find root cause, and resolve issues

• Experienced in using oscilloscopes, logic analyzers, spectrum analyzers and Vector Network Analyzers

Preferred Criteria

• Advanced Degree of Science or Electrical Engineering

• Experience developing system architectures and managing requirements for certification of Avionics

• Creative problem solver that can bring multiple disciplines together, with the ability to assess risk and make design and development decisions without all available data

• Experience integrating and troubleshooting various electronic sensors and components

• RF circuit design experience up to 12GHz

• DO-160 and DO-254 hardware design assurance experience

This position will be located at our facility in Mountain View, California.

Must be willing to travel 10% of the time.

The estimated salary range for this position is $190,000 to $250,000/annual salary + cash and stock option awards + benefits. At Reliable Robotics, we strive to provide competitive and rewarding compensation based on experience and expertise, as well as market conditions, location, and pay equity.

In addition to base compensation, Reliable Robotics offers stock options, employee medical, 401k contribution, great co-workers and a casual work environment.

This position requires access to information that is subject to U.S. export controls. An offer of employment will be contingent upon the applicant's capacity to perform in compliance with U.S. export control laws.

All applicants are asked to provide documentation that legally establishes status as a U.S. person or non-U.S. person (and nationalities in the case of a non-U.S. person). Where the applicant is not a U.S. person, meaning not a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident, (iii) refugee under 8 U.S.C. * 1157, or (iv) asylee under 8 U.S.C. * 1158, or not otherwise permitted to access the export-controlled technology without U.S. government authorization, the Company reserves the right not to apply for an export license for such applicants whose access to export-controlled technology or software source code requires authorization and may decline to proceed with the application process and any offer of employment on that basis.

At Reliable Robotics, our goal is to be a diverse and inclusive workforce. As an Equal Opportunity Employer, we do not discriminate on the basis of race, religion, color, creed, ancestry, sex, gender (including pregnancy, childbirth, breastfeeding, or related medical conditions), gender identity, gender expression, sexual orientation, age, non-disqualifying physical or mental disability or medical conditions, national origin, military or veteran status, genetic information, marital status, or any other basis covered by applicable law. All employment and promotion is decided on the basis of qualifications, merit, and business need.

If you require reasonable accommodation in completing an application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please direct your inquiries to

Compensation Range: $190K - $250K

Business Overview

KINESSO is the technology-driven performance marketing agency providing actionable growth for both our agency partners and clients. We turn 'action' into 'outcome' for our clients, leveraging our unique capabilities in optimization, analytics, AI, and experimentation. KINESSO has brought together the collective power of what was formerly Matterkind, Reprise, P3, and Kinesso under one collective entity that will serve as the most powerful delivery engine in the industry. We have extensive offerings spanning across performance marketing and data and technology. Fueled by a deep understanding of consumer behavior, we offer an end-to-end engine of planning and optimization while also delivering on data-driven strategy for social platforms, actionable growth in e-commerce, and creating curated marketplaces specific to each client's function and needs. The company has more than 6,000 employees operating in more than 60 countries. Learn more at Summary

We are seeking a Staff Software Engineer to spearhead the design and development of a next-generation AI Chat Application that will serve as an enterprise-wide assistant. This application will support a diverse range of organizational functions-including HR, Finance, Business Strategy, Ad Tech, and MarTech-empowering employees with intelligent, context-aware AI capabilities to streamline daily work.

As the Staff Software Engineer, you will guide the technical direction, mentor engineers, and partner with cross-functional teams to deliver a scalable, secure, and high-performing platform.

• 
  
• Lead Architecture & Development: Define and implement the architecture for an AI-driven chat platform leveraging Python, GCP, and AI services.
  
• Team Leadership: Mentor and guide a team of engineers, driving technical excellence, collaboration, and delivery.
  
• LLM Integration: Build and optimize solutions with LLM foundational models to support natural language understanding, contextual reasoning, and multi-domain workflows.
  
• Partner with Product Owners: Collaborate closely with product owners to assess technical feasibility, translate business needs into actionable engineering requirements, and ensure alignment with overall product strategy.
  
• Scalability & Reliability: Ensure the system is designed with enterprise-grade security, scalability, and compliance in mind.
  
• Innovation: Explore and adopt emerging practices in prompt engineering, multi-agent coordination (MCP/LLM agents), and applied AI to continuously evolve the platform.
  

• 
  
• 12+ years of software engineering experience building production-grade applications.
  
• 7+ years of experience with Java (Python experience strongly preferred).
  
• 3+ years of experience leading or managing engineering teams.
  
• Strong grasp of object-oriented programming, data structures, algorithms, and design patterns.
  
• Experience designing and building scalable APIs (REST, GraphQL, gRPC) and modular, extensible architectures.
  
• Hands-on experience with relational and NoSQL databases (e.g., MSSQL, PostgreSQL, DynamoDB).
  
• Familiarity with messaging and event-driven platforms like Kafka, Temporal for real-time systems.
  
• Strong expertise in GCP and integrating AI services with LLM foundational models.
  
• Experience with AI-powered developer tools (e.g., GitHub Copilot, Claude) to improve productivity and code quality.
  
• Strong troubleshooting, communication, and documentation skills, with a bias for secure, observable, and maintainable solutions.
  
• Comfortable working in Agile/Scrum environments with cross-functional teams.
  

• 
  
• Experience with context engineering and fine-tuning AI/LLM outputs.
  
• Familiarity with Model Context Protocol (MCP) for LLM agent orchestration.
  
• Knowledge of LLM agent frameworks for building multi-step, reasoning-driven AI systems.
  
• Experience in enterprise-grade security and compliance frameworks.
  

We offer a Total Rewards package that includes medical and dental coverage, 401(k) plans, flex spending, life insurance, disability, employee discount program, employee stock purchase program and paid family benefits to support you and your family. The salary range for this position is posted below. Where an employee or prospective employee is paid within this range will depend on, among other factors, actual ranges for current/former employees in the subject position, market considerations, budgetary considerations, tenure and standing with the Company (applicable to current employees), as well as the employee's/applicant's skill set, level of experience, and qualifications.

It is the policy of our company to provide equal employment opportunities to all employees and applicants for employment without regard to race, color, ethnicity, gender, age, religion, creed, national origin, sexual orientation, gender identity, marital status, citizenship, genetic information, veteran status, disability, or any other basis prohibited by applicable federal, state, or local law.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

The employer will make reasonable accommodations in compliance with the American with Disabilities Act of 1990. The job description will be reviewed periodically as duties and responsibilities change with business necessity. Essential and other job functions are subject to modification. Reasonable accommodations may be provided to enable individuals with disabilities to perform the essential functions.

For applicants to jobs in the United States: In compliance with the current Americans with Disabilities Act and state and local laws, if you have a disability and would like to request an accommodation to apply for a position with our company, please email .

Mechanical Engineer – Aerospace Thermal Management Systems (Integration & Packaging)

Location: Onsite – Irvine CA

Industry: Aerospace & Defense

Duration: 6 months and extendable

Role Overview

We are seeking two highly skilled Mechanical Engineers with experience in the Aerospace & Defense sector to support the development and integration of advanced thermal management subsystems used across military and commercial platforms globally.

This role focuses on mechanical subsystem development from a packaging and integration perspective, including enclosure design and integration of electronic and fluid control components such as pumps, compressors, fans, and valves. The ideal candidate has hands-on experience developing aerospace-grade subsystems within defined volume and interface constraints, ensuring high reliability, environmental robustness, and compliance with industry standards.

These roles will support programs progressing from Preliminary Design Review (PDR) toward Critical Design Review (CDR) and will involve reuse and adaptation of existing product architectures.

Key Responsibilities

• Design and develop mechanical enclosures for aerospace electronic and control subsystems such as thermal management systems and related subsystems
• Package and integrate COTS and custom components into customer-defined volume constraints by integrating components including pumps, compressors, fans, valves, and control electronics
• Develop detailed CAD models, assemblies, and manufacturing drawings (SolidWorks preferred)
• Conduct tolerance analysis, GD&T, stack-up analysis, and design for manufacturability (DFM)
• Support prototype builds, integration activities, testing, and validation
• Implement design considerations to satisfy and qualify the environmental requirements (shock, vibration, temperature, humidity, EMI/EMC interface considerations) per MIL standards.
• Collaborate with electrical, controls, thermal, structural, and systems engineering teams
• Participate in root cause analysis and design refinement
• Ensure compliance with aerospace and defense standards and documentation practices

Required Qualifications

• Bachelor’s degree in mechanical engineering or equivalent.
• 5+ years of experience in Aerospace & Defense mechanical subsystem development
• U.S. Citizen (No Dual Citizenship)
• Strong mechanical packaging and integration experience
• Experience designing enclosures housing electronics and fluid/mechanical components
• Exposure to thermal management systems (ECS, vapor cycle, or liquid cooling preferred but not mandatory)
• Working knowledge of rotating machinery components (fans, compressors, pumps)
• Proficiency in CAD tools (SolidWorks preferred; strong experience in other platforms acceptable)
• Experience with GD&T and tolerance analysis
• Familiarity with aerospace environmental standards (MIL-STD preferred)
• Experience supporting qualification and validation testing
• Strong understanding of materials selection for aerospace applications
• Ability to work in cross-functional engineering teams

Preferred Qualifications

• Experience packaging turbomachinery components within constrained aerospace envelopes
• Exposure to controls systems integration
• Knowledge of vibration isolation and shock mitigation techniques
• Experience supporting PDR/CDR processes
• Familiarity with configuration management and aerospace documentation rigor
• Exposure to FMEA, reliability analysis, and lifecycle support

Company Description

DOMINGUEZ GENERAL ENGINEERING, INC is a construction company based in Pomona, CA, specializing in water, sewer, and storm drain projects. We are dedicated to delivering high-quality infrastructure solutions to our clients, ensuring efficiency and excellence in every project we undertake.

Role Description

This is a full-time on-site role for a Project Estimator at DOMINGUEZ GENERAL ENGINEERING, INC in Pomona, CA. The Project Estimator will be responsible for cost management, construction estimating, communication, project estimation, and budgeting. They will collaborate with various teams to accurately estimate project costs and ensure successful project completion.

Qualifications

• Must have 10 years plus Estimating in Water, Sewer, and Storm Drain for private and public entities.
• Cost Management, Budgeting, and Project Estimation skills
• Construction Estimating expertise
• Strong communication skills
• Ability to analyze and interpret technical data
• Detail-oriented and organized approach to work
• Experience in project management is a plus
• Must be familiar with all upcoming bid websites, Planet bids, bid America, etc.
• Must be able to do take off on jobs bidding (Aggregates, Pipe material, Dirt export)
• Must be able to request quote from multiple suppliers (Aggregates, Pipe Suppliers, Sub-Contractors)

Salary

Starting 200k a year

*** Sign on Bonus ***

About Means Engineering, Inc.

Means Engineering, Inc., headquartered in Carlsbad, CA, delivers innovative solutions across the medical, industrial, semiconductor, and military sectors.  We combine deep expertise in product development with a relentless commitment to design, function, and quality.

Our team is guided by our core values — Passion, Integrity, Innovation, Quality, and Ethics — ensuring every project meets the highest standards. Join us and be part of a company that values craftsmanship, collaboration, and excellence.

Key Responsibilities:

• Perform advanced-level setup and operation of milling, turning, and grinding machines.
• Troubleshoot and resolve machining issues quickly and effectively.
• Read and interpret blueprints, technical drawings, and job specifications.
• Execute high-precision benchwork and layout activities.
• Edit CNC setup sheets; suggest and implement programming or process improvements.
• Inspect parts to ensure conformance to quality standards and specifications.
• Accurately document work in the ERP system, including job status, time tracking, and nonconformance reports.
• Collaborate with Process Engineering on new product introduction (NPI) and continuous improvement projects.
• Maintain a clean, organized, and safe work environment; follow all company policies and safety

Qualifications:

• Minimum of 7 years of related machining experience.
• Strong English communication skills – able to understand verbal and written instructions, collaborate with team members, and actively participate in meetings and training.
• Math proficiency in algebra, geometry, and trigonometry.
• Exceptional measurement skills with the ability to work within tight tolerances.
• Expertise in reading and interpreting technical drawings, specifications, and quality standards.
• Ability to document quality control requirements clearly and accurately.
• Solid understanding of tooling, equipment safety, and machining best practices.
• A proactive mindset for addressing non-conforming operations and producing accurate, high-quality parts within deadlines.
• Ability to work both independently and collaboratively, with experience mentoring junior team members

MatriScope Engineering Laboratories, Inc. (MatriScope) is a leader in providing professional services in the disciplines of Geotechnical and Environmental Engineering, Materials Testing, and Special Inspection Services. Over the past 20 years, MatriScope has built a strong reputation throughout Northern and Central California for providing exceptional service through a proactive project management approach, innovative practices and a commitment to maintaining its traditional values. MatriScope is headquartered in Sacramento, CA with additional offices in the Bay Area.

MatriScope has many long-term assignments, including prevailing wage projects, for the right candidates who have a proven track-record, strong work-ethic, and desire to participate as a team player. MatriScope offers competitive salary and benefit package.

POSITION OVERVIEW:

We are seeking Construction Inspectors that have the drive and integrity to work with clients and vendors. Previous inspection experience is needed in this role.

PRIMARY POSITION RESPONSIBILITIES:

Perform as an entry to lead inspector on various projects responsible for the inspection and documentation of construction in the areas of building code compliance, concrete, pre-stress concrete, shotcrete, masonry, steel, fireproofing, waterproofing, and roofing. Ability to properly interpret construction documents and prepare well-written and concise reports capturing all necessary elements is required.

• Must be able to properly follow directions, perform in a responsible manner with minimal oversight.
• Provide daily reports of observation and test results
• Monitor work procedures for compliance with project specifications
• Interact with client representative (supervisors, foremen, project managers, engineers, etc.) at project sites
• Perform analysis or calculations to check accuracy, applicability and reasonableness of testing data

REQUIREMENTS:

• Entry or senior level Special Inspector with current certifications by the International Code Council, American Welding Society, and American Concrete Institute.
• One (1) year of Special Inspector field experience.
• Ability to read and comprehend basic plans and specifications.
• Strong written and verbal communication skills and the ability to work with a team.
• Reliability – must be able to arrive at designated project sites prior to scheduled times
• Ability to prepare report s and documentation.
• Proficient computer skills required.
• Ability and willingness to travel and work at construction sites.
• Ability to lift up to 50 pounds
• Ability to walk on uneven ground and work in variable outside conditions.
• Must be able to work various shifts depending upon construction schedules
• Must have a satisfactory driving record in accordance with the Company's driving (MVR) policy.
• Comply with the Company’s auto insurance policy and must have a valid CA drive license.

CERTIFICATIONS NEEDED (Must Have 2 or More Certification):

• ICC Pre-Stressed Concrete
• ICC Reinforced Concrete
• ICC Masonry
• ICC Structural Steel & Welding
• ICC Soils
• AWS CWI
• ASNT UT / MT Level II
• ACI Grade I

PROJECT LOCATIONS:

• San Francisco / Peninsula
• San Jose & Surrounding Areas
• Livermore
• Sacramento