Engineering Jobs in Connecticut

About PFX™

We engineer leading fluid solutions that keep the world moving and we’re building a better future while we do it. As a vertically integrated global powerhouse, we operate 17 manufacturing facilities and 4 R&D centers across the world, delivering performance from lab to road in over 40 countries.

PFX Group™ brings together a family of trusted companies including Recochem, Prestone, Adam’s Polishes, B&B Blending, Kost USA, Ultra Clear, POR and Auto-Chem, each with deep expertise, regional insight, and a shared commitment to engineering excellence.

From automotive and heavy-duty thermal management systems to household and industrial solutions, our products are built for performance, reliability, and a commitment to sustainability. Join us and be part of a team that’s redefining what’s possible in fluid technology.

Position Overview:

The AI Liquid Cooling Lab Intern will support the high visibility, high growth, data center liquid cooling business at PFX. Working alongside senior lab personnel, the role will develop technical solutions to enable effective thermal management of IT hardware used by hyperscale AI Factories leveraging an established background in organic chemistry, analytical chemistry, physical chemistry, or related discipline. In this role, the accepted candidate will be responsible for preparing coolant formulations, conducting fluid bench tests, maintaining comprehensive documentation, managing production samples, and investigating production quality improvements. This role will be expected to work cross-functionally with analytical, quality, and engineering departments.

We are currently seeking an applicant interested in an internship position at the Prestone Technology Center supporting PFX’s existing data center heat transfer fluid products and developing innovative technologies for cooling the next generation of AI hardware. This role will provide the accepted candidate the opportunity to support research activities, production, product stewardship, and technical growth. A person who is pursuing a chemistry undergraduate degree is preferred. Experience in a wet-chemistry lab is required Job assignments are varied; thus, flexibility is essential.

This is a fully on-site position based at our Danbury, CT location that will be offered during the Summer 2026, lasting for approximately 10-12 weeks. Work schedule is Monday-Friday, 40 hours/week. No housing or relocation assistance provided.

As part of the Research and Development team an intern must be able to work on multiple R&D or Development test items simultaneously. Duties include but are not limited to preparing blends of heat transfer fluids/coolants, setting up, maintaining, and tearing down various bench tests, logging and managing the testing of samples received from production or customer sites. An interest in automobile technology is highly desirable.

Minimum Requirements:

• Minimum education required is a High School degree and enrollment in undergraduate program.
• Minimum of 2 semesters equivalent of hands-on experience in a university, government, or commercial wet chemistry laboratory (organic, analytical, etc.).
• Must be able to follow instructions, work independently and safely in a laboratory environment and work on several projects at the same time.
• Ability to work well with peers across multiple disciplines is required.

Principal Duties and Responsibilities:

Job assignments are varied, and flexibility is essential. Basic requirements include

• Conducts activities following established Corporate and Site Safety procedures and notifies the Supervisor of any unsafe conditions or practices in the area.
• Prepares blends from provided formulations and blend instructions
• Set up, monitoring, and tear down of laboratory bench testing
• Manages incoming samples from production/customers (log, transfer, schedule testing, report results)
• Records and tabulates data in laboratory notebook in legal form following defined procedures.
• Observes irregularities, unusual behavior, or trends in tests, and communicates observations to Supervising Managers.
• Communicates the results of work to Supervisors following prescribed procedures.

Key Responsibilities

• Plan, schedule and carry out to completion, laboratory experiments assigned by supervisor with supervision of a senior lab member. Communicates results, conclusions and recommendations in person and in formal written reports.
• Must be able to safely follow detailed procedures, making observations, recording test data into spreadsheets and laboratory notebooks, and summarizing data into presentable form.
• Ensure that experiments are completed on time, and data is well organized and reported
• Possess good oral communication skills and a flexible approach to work. Conducts self in a professional manner and exerts a positive impact upon the morale and attitude of other team members.

About PFX™

We engineer leading fluid solutions that keep the world moving and we’re building a better future while we do it. As a vertically integrated global powerhouse, we operate 17 manufacturing facilities and 4 R&D centers across the world, delivering performance from lab to road in over 40 countries.

PFX Group™ brings together a family of trusted companies including Recochem, Prestone, Adam’s Polishes, B&B Blending, Kost USA, Ultra Clear, POR and Auto-Chem, each with deep expertise, regional insight, and a shared commitment to engineering excellence.

From automotive and heavy-duty thermal management systems to household and industrial solutions, our products are built for performance, reliability, and a commitment to sustainability. Join us and be part of a team that’s redefining what’s possible in fluid technology.

Job Summary:

The Analytical Lab Intern plays an integral role in product development and growth of the PFX /Prestone Organization. The responsibilities include the setup, testing, and documentation of analytical testing including physical properties and wet chemistry testing, based out of the PFX/Prestone Danbury, CT site. The PFX/Prestone Technology Center Analytical laboratory also performs ICP, HPLC/UHPLC, and GC/GC-MS testing on automotive consumer products. The Analytical Intern will be expected to run a variety of analytical tests in a demanding fast-paced environment with the internal R&D team as well as external partners to support the development of products, and solve problems based on the needs of the business.

Position Description:

We are currently seeking an applicant interested in an internship position in the Prestone Technology Center conducting analytical testing to support research activities, production, product stewardship, and technical growth. A person who is pursuing a chemistry undergraduate degree is preferred. Job assignments are varied; thus, flexibility is essential.

This is a fully on-site position based at our Danbury, CT location that will be offered during the Summer 2026, lasting for approximately 10-12 weeks. Work schedule is Monday-Friday, 40 hours/week. No housing or relocation assistance provided.

As part of the Research and Development team an intern must be able to work on multiple R&D or Development test items simultaneously. Duties include but are not limited to running and monitoring analytical laboratory testing equipment, and conducting wet chemistry tests to evaluate automotive products, with supervision. An interest in automobile technology is highly desirable.

Minimum Requirements:

• Current enrollment in undergraduate program.
• Must be able to follow instructions, work independently and safely in a laboratory environment and work on several projects at the same time.
• Completion of an analytical instrumentation course is a plus.
• Ability to work well with peers is required.

Principal Duties and Responsibilities:

Job assignments are varied, and flexibility is essential. Basic requirements include

• Conducts activities following established Corporate and Site Safety procedures and notifies the Supervisor of any unsafe conditions or practices in the area.
• Operates analytical equipment for samples submitted to the PTC Analytical laboratory, including pH, Refractive Index and Specific Gravity meters.
• Records and tabulates data in laboratory notebook in legal form following defined procedures.
• Observes irregularities, unusual behavior, or trends in tests, and communicates observations to Supervising Managers.
• Communicates the results of work to Supervisors following prescribed procedures.

Key Responsibilities

• Plan, schedule and carry out to completion, sample testing in accordance with PTC Analytical Laboratory Management system with supervision. Communicates results, conclusions and recommendations in person and in formal written reports.
• Must be able to safely follow detailed Analytical test procedures, making observations, recording test data into spreadsheets and laboratory notebooks, and summarizing data into presentable form.
• Ensure that samples are reported on time, meeting quality and turnaround targets.
• Possess good oral communication skills and a flexible approach to work. Conducts self in a professional manner and exerts a positive impact upon the morale and attitude of other team members.

Responsibilities:

• Approve label copy and assist with artwork approvals to confirm compliance with local, state and federal requirements in the US and Canada for laundry and home care product development projects

• Support Safety Data Sheet (SDS) development and ingredient disclosure requirements

• Gather and enter data into third-party compliance systems

• Assist with various documentation needs, as requested

• Work proactively with cross-functional teams to ensure product regulatory compliance and provide necessary regulatory documentation

• Develop and document programs and associated processes to comply with regulations and government agencies.

• Assist with raw material, formulation and packaging regulatory evaluations to confirm compliance with local, state and federal requirements in the US and Canada for new laundry and home care product development projects

• Evaluate, approve and document raw material, formulas, packaging and labeling regulatory compliance, taking into consideration but not limited to the following regulations: Toxic Substances Control Act (US), New Substance Notification Regulations (Canada), Consumer Chemicals and Containers Regulations (Canada), Consumer Product Safety Act (US), Federal Hazardous Substances Act (US), Poison Prevention Packaging Act (US), federal and state Volatile Organic Compound (VOC) regulations (US), California Prop 65 (US), Federal Insecticide, Fungicide and Rodenticide Act (US), Fair Packaging and Labeling Act (US), California Green Chemistry regulations, EPA Safer Choice, etc.

• Manage workload, priority and performance of regulatory staff, in addition to providing development opportunities to build capability.

Comments/Special Instructions

This position is hybrid so the person must be local to Trumbull, CT. Wednesday and Thursday they will work in the Trumbull office. 3 days per week they will work from home Mon, Tues, Fri

Occasionally once a month travel to Stamford, CT office.

Qualifications:

• High School Diploma
• Bachelors Degree in in Chemistry, Environmental Science, Engineering or related field preferred.
• Experience — 1-3 years experience in regulatory affairs field of Laundry and detergents or CPG products. Knowledge of federal and state statutes and regulations related to pesticide registration (required). Working knowledge of relevant federal and state regulatory programs (e.g., FIFRA, TSCA, Prop 65). (required)
• Skills — strong communication skills, ability to manage projects with cross functional teams, proficiency in Microsoft Office Suite (Word, Excel, PowerPoint), SAP experience helpful.
• Ability to manage multiple projects or relationships while effectively communicating status to senior staff. Excellent written and oral communication skills.

Are you ready to join Connecticut Innovation’s vibrant community of innovators? Connecticut Innovations (“CI”) is Connecticut’s strategic venture capital arm, and we are passionate about serving our portfolio of 220+ companies across various industries, with strengths in life sciences, technology, and climate tech.

Come join P2 Science, Home - P2 Science Inc. | The New Green Chemistry Company

About P2 Science

P2 Science is a green chemistry company that develops high-performance specialty ingredients from renewable feed stocks using its proprietary PICE® process. P2’s ingredients serve the personal care and fragrance markets, delivering performance and sustainability to global customers.

As P2 Science continues to expand its ingredient portfolio, we are seeking an experienced Process Chemist to support product development, piloting efforts, and the development of tech transfer packages for commercial production.

Position Overview

The Process Chemist will report directly to the Director of R&D Chemistry and will work in the P2 Process Lab that includes piloting and process optimization functions for transfer to Production. Responsibilities for this role will include planning experiments, operating the pilot reactors, and conducting downstream purification at the multi-kilo scale. The Process Chemist will also work on new process chemistry and reactor technology to advance next generation manufacturing technologies. All P2 employees must work in a safe and conscientious manner to ensure a healthy and productive work environment.

The ideal candidate possesses hands-on process chemistry experience, is comfortable working autonomously, and understands how to develop experimental protocols, operate advanced reactor technology, and maintain detailed records for production optimization.

Key Responsibilities

Process Development

• Work with the Director of R&D to perform all work safely and in accordance with all P2 EHS objectives
• Carry out continuous piloting campaigns on advanced reactor systems for process optimization and sample preparation
• Conduct basic maintenance on equipment and recommend design improvements
• Design experiments to advance optimization studies across all key variables, including safety, economics, and sustainability
• Work to optimize downstream purifications to optimize for yield, purity, and waste reduction
• Assist in the invention of development of next generation reactor technologies for biobased feedstocks

Tech Transfer

• Work with the Director of Chemistry to prepared tech packages based on experimental data to transfer to production at P2’s manufacturing location(s)
• Work with the Process Engineers and Operators to answer technical questions and assist in initial production campaigns
• Help troubleshoot any production challenges, should they arise

Cross-Functional Collaboration

• Work closely with R&D to provide process feedback that informs new reaction development
• Maintain organized lab records and contribute to internal knowledge-sharing

Qualifications & Experience

• Bachelor’s degree in chemistry/chemical engineering with 0-5 years of post-graduate process chemistry experience
• Solid knowledge/experience in chemistry and/or chemical engineering
• Be self-motivated, proactive and excited to make an impact on chemical process development
• Excellent oral/written communication and organizational skills are critical with a great attentiveness to detail, accuracy, and timelines.
• A commitment to excellence, maintaining detailed records and having superb data organization skills.
• Must have the abilities to work both independently and collaboratively within a team environment and effectively communicate in written and oral forms.

Strongly Preferred

• The ideal candidate will have an extensive lab experience and/or industrial experience in chemical manufacturing setup
• The ideal candidate will have the solid knowledge of downstream purification skill, such as fractional distillation and crystallization.
• The ideal candidate will have the experience of working with common analytical techniques such as chromatography, spectroscopy, and Karl Fischer

What Success Looks Like in This Role

• The development of safe and innovative chemical process innovations that result in high performing, biobased consumer ingredients
• Cross-functional collaboration that leads to industry-changing inventions
• Customers view P2 as a solutions-oriented partner—not just an ingredient supplier
• Positive, collaborative team dynamic and fun work environment

Why Join P2 Science

• Work with proprietary, differentiated green chemistry
• High level of ownership and autonomy
• Direct impact on product development and commercial success
• Collaborative, fast-moving, and mission-driven team environment
• Opportunity to shape a technology pipeline from the ground up

Connecticut Innovations and its portfolio companies are equal opportunity employers. All employment decisions are based on qualifications, merit, and business needs, without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, disability, or age.

Patent Litigation Associate - Technology

Our client is a top firm, seeking a Patent Litigation Associate for its New York, Boston, or Connecticut offices. The salary range for this position is between $200k to $260k.

Qualifications

• 1+ years of high tech patent litigation experience.
• Degree in Electrical Engineering, Computer Science, Physics, or related technology.
• Excellent academic credentials.
• Strong writing, verbal and interpersonal skills.
• All candidates must be authorized to work in the U.S.

About Us

Marina Sirras & Associates LLC is a boutique legal recruiting firm committed to connecting exceptional legal talent with top-tier law firms and in-house legal departments nationwide. With decades of experience and a personalized, relationship-driven approach, we take pride in understanding the unique needs of both our clients and candidates.

We are a proud member of the National Association of Legal Search Consultants (NALSC) and strictly adhere to the NALSC Code of Ethics. Marina Sirras, our founder, is a former President and Chairperson of the organization, reflecting our longstanding commitment to integrity and professionalism in legal recruiting.

To learn more about our team and services, please visit us at

We are seeking a detail-oriented Electrical Test Engineer with experience in hardware systems and embedded firmware environments. This role focuses on validating the functionality, reliability, and performance of electronic products through structured test development and execution. The ideal candidate will collaborate with multidisciplinary engineering teams to support product quality throughout the development lifecycle.

Key Responsibilities

Test Development & Validation

• Create and implement structured test plans, procedures, and scripts to verify hardware and firmware requirements.
• Perform functional, performance, and reliability testing on embedded systems and electronic assemblies.
• Ensure products meet defined specifications and quality benchmarks.

Automation & Tools Development

• Develop and maintain automated test frameworks for electronic systems.
• Build scripts and utilities to streamline validation processes and improve repeatability.
• Contribute to continuous enhancement of test infrastructure and methodologies.

Debugging & Root Cause Analysis

• Troubleshoot firmware and hardware issues using standard laboratory instrumentation.
• Analyze system behavior to isolate faults and support corrective actions.
• Partner with development engineers to resolve defects efficiently.

System Integration Testing

• Validate interaction between hardware components (e.g., PCBs, sensors, communication interfaces) and embedded firmware.
• Conduct integration and regression testing to ensure overall system stability.

Cross-Functional Collaboration & Documentation

• Work closely with engineering, quality, and project stakeholders to coordinate testing activities.
• Document test procedures, results, and defect reports in a clear and organized manner.
• Provide technical feedback to support design improvements.

Process Improvement

• Identify opportunities to improve validation processes, coverage, and efficiency.
• Stay current with emerging tools, technologies, and best practices in electronic testing.

Required Qualifications

• Bachelor's degree in Electrical Engineering or related discipline from an accredited institution.
• Solid understanding of circuit analysis and electronic theory (AC/DC fundamentals).
• Working knowledge of analog and digital circuits, including amplifiers, switching circuits, regulators, filters, and I/O interfaces.
• Hands-on experience with common lab equipment such as oscilloscopes, digital multimeters, and signal generators.
• Experience with schematic capture tools, CAD platforms, and integrated development environments.
• Proficiency in embedded firmware development using C/C++.
• Familiarity with electronic component selection and evaluation.
• Understanding of PCB assembly processes and electronic manufacturing fundamentals.
• Strong analytical, documentation, and communication skills.
• Ability to work effectively within cross-disciplinary engineering teams.

Preferred Qualifications

• Experience with communication interfaces such as CAN, USB, Ethernet, or similar protocols.
• Exposure to embedded Linux environments.
• Familiarity with wireless communication technologies.
• Experience using issue tracking and collaboration tools.
• Working knowledge of version control systems (e.g., Git or similar tools).

We are seeking an experienced Data Lakehouse Manager to lead our enterprise data engineering practice and oversee the design, modernization, and operational excellence of our Snowflake-based Lakehouse platform on Azure.

This role combines hands-on technical leadership with people management, ensuring scalable, reliable data pipelines that power analytics and business intelligence across the organization.

The ideal candidate brings deep expertise in cloud data platforms, strong architectural capabilities, and a passion for mentoring teams while driving high-impact data solutions that support strategic business decisions.

Geologist Project Manager

We're seeking a Project Manager to lead Geologist projects. This role oversees project delivery, manages technical teams, and coordinates with clients, regulators, and subcontractors of challenging site characterization and remediation projects.

Key Responsibilities

• We are looking for creative, results driven individuals with strong backgrounds in team management, geology, hydrogeology, geochemistry, environmental science, or related fields
• Connecticut Licensed Environmental Professional (LEP) or someone on an LEP track
• BS/MS in Geology, Environmental Engineering, or similar major
• Minimum 8 years' experience completing environmental investigation and remediation

Women's Health Connecticut is seeking to hire a Full-time, Revenue Cycle, Application Support Specialist!

Position: Revenue Cycle, Application Support Specialist

Location: Women's Health Connecticut

Address: 175 Capital Blvd. Rocky Hill, CT 06067

Employment Type: Full-time, 40 hours per week

Working arrangement: Hybrid, 2-3 days onsite/in-office

Schedule: Monday- Friday, 8:00am- 5:00pm

Reports to: Director of Application Support Team

Position Summary: The Application Support Specialist, Revenue Cycle supports, configures, and optimizes healthcare applications supporting our revenue cycle operations, including athenaOne and Aptarro (RCxRules). This role partners with operational, clinical, technical, and vendor teams to ensure practice and central billing office workflows are accurately configured, maintained, and continuously improved.

By managing systems and workflows across the revenue cycle—from patient registration through final payment posting, the Specialist reduces errors, accelerates payment timelines, and improves overall financial performance. This position also plays a key role in end‐user training, system adoption, and ongoing application support.

Essential duties and responsibilities:

• Provide application support for athenaOne and integrated revenue cycle systems.
• Deliver on‐site and remote training for providers and staff, including new‐hire, refresher, and workflow‐specific training.
• Support end users during go‐live events and post‐implementation stabilization.
• Create and update training materials, policies, workflows, and standard work documentation.
• Troubleshoot application issues and escalate to vendors and/or internal teams as appropriate.
• Evaluate clerical and clinical workflows to ensure accurate system design.
• Review workflows, data collection, reporting logic, and system behavior.
• Complete ad‐hoc and routine scheduled updates to provider, location, fee schedules, and other system master files.
• Create and maintain documentation for training, policies, procedures, workflows, and internal communications.
• Administer application access, identity, and security, including insurance website access.
• Create, test, and maintain charge pass rules supporting automated charge capture.
• Troubleshoot rule behavior and system output to identify root causes and resolution paths.
• Collaborate with vendor resources to resolve complex configuration and performance issues.
• Anticipate issues, identify trends, and present solutions to operational leadership.
• Support application upgrades, enhancements, and optimization initiatives.
• Participate in team meetings, cross‐functional initiatives, and knowledge‐sharing efforts.
• Demonstrate initiative, adaptability, and strong customer service orientation.
• Promote a positive team environment focused on continuous improvement and service excellence.

Skills/qualifications:

• Understanding of the complete Revenue Cycle, including insurance verification, charge capture, claims processing, posting, denials, and patient billing
• Experience with athenaOne, or other EHRs and application master files
• Hands‐on experience training, support, and collaboration with end‐users to improve workflows
• Knowledge of payer portals, insurance website administration, and handling patient billing inquiries
• Exposure to Aptarro (RCxRules) or other charge passing rule engine (rule creation & troubleshooting)
• Effectively prioritizes work with exceptional attention to detail and strong organizational discipline
• Proficient in Microsoft 365, collaborative tools, and everyday workplace technology

Qualified candidates are encouraged to apply to learn more about all the position has to offer!

The Job responsibilities provided are intended to be a summary of the job duties. In no instance should the duties, responsibilities, and requirements included in a job description constitute as being all-inclusive. The Company and authorized management personnel reserve the right to review, change, add and/or delete duties, responsibilities, and requirements on a job description as necessary.

JOIN OUR TEAM @ AMPHENOL RF, the world's largest manufacturer of coaxial interconnect products for radio frequency, microwave, and data transmission applications, and a proven leader in enabling next-gen technology! Our global team of experienced engineers develops innovative solutions utilizing the most advanced manufacturing technology available, and we specialize in creating custom solutions that meet customer-specific design requirements. With consistent year over year growth, innovative technology, and a team that breeds success, we are always seeking top-tier, high-performing talent to join us! We are headquartered in Danbury, Connecticut, and a division of Amphenol Corporation (NYSE ticker: APH), an industry leader for more than fifty years.

At Amphenol RF, you can expect a competitive salary and comprehensive benefits (medical, dental, vision, matching 401K, FSA, employer-paid life insurance), a favorable work/life balance, a generous PTO allowance and paid holidays, an engaging and collaborative work environment, numerous opportunities for career growth, and an entrepreneurial focus that encourages employees to chart their own paths.

The Program Manager is responsible for managing customers, projects and programs to meet and exceed company revenue goals.

Duties and Responsibilities

• Prioritize and drive activities for customers within a defined geographic region to drive growth.
• Establish presales-process for estimating program management resource needs for proposed projects.
• Oversee the delivery of projects on-time and on schedule with best–in-class quality with the design and development of application specific connector solutions.
• Profile and manage key activities to maximize Amphenol's exposure for new and existing products at all key accounts.
• Monitor and ensure fulfillment for production revenue based upon manufacturing capacity, inventory, and distribution for both new and legacy products.
• Monitor product costs and margins against company goals and implement cost reduction initiatives.
• Initiate value engineering proposals to improve margin while meeting key customers' expectation for efficiency price reductions.
• Support activity such as pricing, technical support, competitive crosses, contract price book review, and sample requests.
• Manage customer expectations while overcoming the many challenges faced during large-scale project delivery.
• Filters, Plans, conducts and directs work on complex projects necessitating the origination and application of new and unique approaches.
• Develop and implement effective business strategies as part of a cross functional team including Engineering, CSR, and Sales.
• Provide monthly sales forecast in conjunction with Field Sales Representatives and drive execution to the goal.
• Negotiate contract pricing with key customers to maintain business continuity, secure max. allocation, and limit margin erosion.
• Plans and directs projects and supplies technical support, leadership and consultation to professional co-workers.
• Map/profile accounts and provide training for Sales and Manufacturing Representatives.
• Foster an environment of continuous improvement within the department and organization.
• Usually works with minimum supervision, conferring with superior on unusual matters.
• Address complaints and resolve problems as required.
• Ability to travel when necessary (up to 25% required).

Requirements

• Bachelor's degree in business or engineering discipline with three (3) to six (6) years related industry experience or five (5) to ten (10) years of equivalent industry related experience.
• Other requirements as necessary.

Amphenol RF is an equal opportunity organization. We recruit, employ, train, compensate, and promote without regard to race, religion, color, national origin, age, gender, sexual orientation, gender identity, marital status, disability, protected veteran status, or any other basis protected by applicable federal, state or local law.