Engineering Jobs in Ridgefield

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.

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.

About Us

From commercial office space and manufacturing to multi-site retail portfolios, we manage and support over 1 billion square feet of facilities space for the nation’s leading organizations. We provide comprehensive facility services ranging from mechanical maintenance and self-performed, site-based operations to energy-efficiency upgrades and supplier-managed interior/exterior maintenance.

Job Summary

The Facility Engineer is responsible for ensuring safe, reliable, and efficient operation of all plant utility systems while managing critical spare parts inventory and leading Root Cause Analysis investigations. This role combines strong technical engineering knowledge with structured problem-solving skills to support reliability, reduce downtime, and improve overall equipment performance.

Essential Duties & Responsibilities

· Oversee operation, maintenance, and optimization of plant utility systems, including boilers, chillers, cooling towers, compressors, HVAC, water treatment, and distribution systems.

· Develop and update utility system SOPs, PM strategies, and asset care standards.

· Support troubleshooting of utility equipment failures and provide engineering guidance to technicians.

· Monitor system performance, efficiency, and compliance with regulatory and safety requirements.

· Provide technical support for new equipment installations, commissioning, and qualification.

· Identify and drive continuous improvement initiatives in maintenance, operations, and reliability.

Spare Parts & Inventory Management

· Assist Site Manager with identify, catalog, and manage critical spare parts for all utility systems and high-impact production equipment.

· Assist Maintenance manager with maintaining an optimized parts inventory by balancing availability, lead times, and cost.

· Work closely with purchasing to qualify vendors, secure pricing, and manage long-lead or OEM-specific parts.

· Assist the site planner with developing and maintaining a structured Bill of Materials (BOM) library in the CMMS.

· Assist maintenance manager with inventory accuracy initiatives and storeroom organization (5S).

Root Cause Analysis (RCA) & Reliability Improvement

· Lead and facilitate RCAs for major equipment failures, chronic issues, utility outages, or safety/environmental incidents.

· Use structured RCA tools (5-Whys, Fishbone, FMEA, Fault-Tree, etc.).

· Develop corrective actions, reliability improvements, and long-term engineering solutions.

· Track and report failure trends, MTBF/MTTR, and key reliability KPIs.

· Partner with cross-functional teams to implement corrective actions and verify effectiveness.

Safety & Compliance

· Ensure all utility systems and maintenance activities comply with OSHA, EPA, and local regulatory requirements.

· Support risk assessments, LOTO standards, and engineering safety reviews.

· Promote a culture of safe work practices and reliability excellence. Assist with permits

Qualifications

Education

(HS Diploma, Under/Graduate Degree, etc.)

· Bachelor’s degree in Mechanical, Chemical, Electrical, Industrial, or related field is preferred.

Business Experience

(prior years’ work/related experience)

· 3–7 years of experience in utilities, maintenance engineering, or plant reliability roles.

· Experience with CMMS systems (e.g., SAP, Maximo, eMaint, Fiix).

· Preferred: Experience in manufacturing, semiconductor, pharmaceutical, or industrial facility environments.

Licenses/Certifications

· Must possess a valid driver's license

Technical Qualifications & Skills

· Strong understanding of mechanical and electrical utility systems.

· Knowledge of reliability engineering concepts and RCA methodologies.

· Familiarity with spare parts management, BOMs, and inventory optimization.

· Ability to read and interpret P&IDs, schematics, and technical drawings.

· Competency with data analysis and reporting (Excel, Power BI, Teams, Outlook, Word, Powerpoint, etc.).

• Understanding of the facilities industry with emphasis in mechanical/electrical fields
• Ability to read and understand mechanical and electrical drawings
• Ability to operate a personal computer, cell phone; and/or electronic tablet
• May need to support non-customary schedules and weekend work
• Strong problem-solving and critical-thinking abilities.
• Excellent communication and facilitation skills.
• Ability to lead cross-functional teams during investigations and projects.
• Organized, self-driven, and detail-oriented.
• Strong Attention to Detail
• Ability to Multi-task
• Ability to handle large scale projects, track progress, communicate out on project status and escalate accordingly

Physical Demands

The physical demands and work environment described here are representative of those that must be met by a Maintenance Storeroom to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the Technician is regularly required to stand for extended intervals with occasional scheduled breaks, walk, use hands to finger, handle, or feel, reach with hands and arms, stoop, kneel, crouch, or crawl, and talk or hear. The individual frequently is required to climb stairs and ladders. The individual must regularly lift and/or move up to 70 pounds, at higher than chest level and be able to tolerate adverse rooftop working conditions due to climate and tolerate extreme temperature changes.

Work Environment

Moving mechanical parts and high, precarious places

Occasional exposure to:

• Fumes or airborne particles
• Toxic or caustic chemicals
• Risk of electrical shock and vibration
• Moderate to high noise levels
• Outdoor weather conditions (including extreme cold, extreme heat).

The following safety equipment may be required: steel toecap shoes, hearing protection, hardhat eye protection and hair protection.

Equal Opportunity Employer

As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled

Notice to Prospective Employees

Notice to prospective employees: There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here. Please check our available positions to confirm that a post or email is genuine.

EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR’s normal application process – it is probably fraudulent.

Job Title : Nuclear Engineer (Naval Reactors Engineer) Category / Component : Officer • Active Overview Design, regulate, and oversee the Navy's nuclear propulsion program, including reactor design, fleet operations, and eventual defueling and decommissioning of nuclear powered ships and submarines from Naval Reactors Headquarters and associated Department of Energy laboratories and shipyards.

Key Responsibilities Provide technical direction in areas such as reactor and fluid systems design, reactor physics, materials development, component design for steam generators, pumps, and valves, instrumentation and control for reactor and propulsion plants, testing and quality control, radiation shielding, and chemistry and radiological controls; review designs and analyses from laboratories, shipyards, and industry partners; coordinate with fleet units to ensure safe and reliable nuclear plant operation.

What to Expect Assume significant technical responsibility early in your career as part of a lean headquarters staff; work primarily in an analytical and oversight role rather than operating plants at sea; balance long term engineering projects with time sensitive fleet and shipyard issues; frequent coordination with senior civilian engineers, naval officers, and technical teams; high expectations for attention to detail, judgment, and written and oral communication.

Work Environment Work mainly at Naval Reactors Headquarters in the Washington, District of Columbia area with regular engagement with Department of Energy laboratories, nuclear training sites, shipyards, and nuclear powered ships and submarines; office based work that includes document reviews, technical meetings, inspections, and site visits rather than day to day shipboard watchstanding.

Pathways, Training & Advancement Officer commissioning through programs such as Officer Candidate School or the Nuclear Propulsion Officer Candidate program followed by a structured technical qualification program at Naval Reactors; rotational exposure to laboratories, prototypes, shipyards, and fleet support issues; progressive responsibility leading projects and becoming a subject matter expert, with opportunities for professional military education and advanced graduate study in technical fields.

Entry through the Nuclear Propulsion Officer Candidate program for qualified college students and recent graduates, or selection via Officer Candidate School for those who already hold qualifying degrees; all applicants must meet Nuclear Propulsion Program academic and technical screening standards in addition to general officer commissioning requirements.

Qualifications All Navy jobs require meeting general enlistment or commissioning standards, which typically include: Eligibility to serve in the United States Navy, which may involve United States citizenship or other legal residency and work status, depending on the program and current law and policy A high school diploma or equivalent for enlisted positions, and a bachelor's or qualifying professional degree for officer positions Meeting age limits that vary by program and are set in law and Navy policy.

Some communities have more restrictive age ranges Meeting medical, vision, and dental standards, including body composition and physical fitness requirements, with some jobs requiring more demanding standards Meeting character and conduct standards, including background screening Achieving required test scores for your program, such as the Armed Services Vocational Aptitude Battery for enlisted roles or officer qualification tests for officer programs Eligibility for a security clearance when required for your rating or designator Additional qualifications can include specific skills, education, licensure, or experience that are unique to a job or community and will be reviewed with you by a recruiter.

Additional qualifications for this job may include: Completion of a rigorous technical degree in engineering, physics, mathematics, or a closely related field that includes strong backgrounds in calculus and physics; outstanding academic record, particularly in technical coursework; United States citizenship and eligibility for a high level security clearance; strong technical aptitude and comfort with detailed analytical work.

Education Education benefits are available through standard Navy programs such as Tuition Assistance, the Post-9/11 GI Bill, ACE-recommended college credit for Navy training, Navy COOL-funded certifications, USMAP apprenticeships, and other Navy College Program opportunities.

Specific options depend on the Sailor's status, training, and current Navy policy.

Pay, Benefits & Service Pay, benefits, and service commitments follow standard Navy Active and/or Reserve policies for this type of role, including basic pay, allowances when eligible, health coverage, and retirement options.

Exact entitlements, special pays, and service obligations depend on program, component, years of service, and current law and Navy guidance.

Incentives Incentives such as bonuses, special pays, and loan repayment may be available at times for specific ratings or communities, but they change frequently and cannot be guaranteed.

Applicants must confirm current incentives and eligibility with an official Navy recruiter or authoritative Navy source.

Notes and Disclaimers This description is a general overview of typical duties, training, and opportunities in this community.

It does not replace official Navy instructions, policies, or contracts and does not guarantee specific assignments, training, incentives, or outcomes.

Actual opportunities depend on Navy needs, individual performance, screening results, and current law and policy.