We are in search of a Mechanical Process Engineer. This position can be performed in either of our Tullahoma, TN or Farmington Hills, MI offices.
Join our team turning abstract ideas into realities. Collaborate with industry experts to develop solutions to mission-critical challenges, such as NASA's return to the moon, the DoD's national security initiatives, international automotive manufacturers' development of fuel-efficient and electric vehicles, and the DoE's energy research. We tackle challenges in emerging technologies, cyber, intelligence, space exploration, energy transformation, and resiliency to ensure national security. As the world's thinkers, visionaries, and doers, we disrupt the status quo and affect real, meaningful change in how we provide solutions to our customers, operate our business, and support communities.
Our Group specializes in the design, construction, and operation of unique and complex research and development facilities, including, as examples, wind tunnels (aerospace, automotive, and motorsports), rocket test stands, climatic chambers, jet engine test cells, acoustic chambers, altitude test facilities, captive trajectory systems, and nuclear facilities. Our projects span the automotive, motorsports, defense, nuclear, and aerospace markets. Recent clients include Audi, Boeing, BMW, Fiat Chrysler, Ford, Honda, General Motors, NASA, U.S. Air Force, U.S. Navy, U.S. Department of Energy, Volkswagen, confidential F1 motorsports clients, and many others in North America, Europe, and Asia.
Our capabilities and some recent project photos and videos can be found in the downloadable zip file at https://jtftp.jacobstechnology.com/ . Use "anontg" as both the user name and password.
Most of your designs will be unique, and you will usually be working on several projects at one time in a dynamic, challenging, and even fun environment. This position will provide you with an exciting opportunity to lead and manage projects as part of a multi-discipline team of professionals. We are looking for a mechanical process engineer who will work to ensure client satisfaction and deliver key projects within scope, budget, and schedule. You should be a self-motivated professional with at least 5 years of progressive design experience.
Essential Duties and Responsibilities:
Working on and leading project teams to develop new designs for various process systems supporting automotive and aerospace research and test facilities.
Taking ownership of the technical schedule and budget performance of the work assigned to them
Under direction of a senior engineer; planning, scheduling, conducting and coordinating engineering work through the selection and adaptation or modification of techniques, procedures and criteria
Analyzing features or work and applying sound engineering principles and practices
Reviewing results from assigned tasks and from junior engineer and determining if results are complete, correct, and adequately documented.
Developing technical reports and presentations for project management and clients
Formally checking the work of others for completeness
Working closely with structural, machine design, controls and instrumentation and aerodynamics/fluid dynamics engineers.
Sizing and specifying piping/ducting and piping/ducting components, selection of compressors, pumps and fans, valves, flow measurement and fluid conditioning equipment.
Designing
High pressure cryogenic and pneumatic piping systems
High Temperature systems including steam systems
Refrigeration, vacuum, and fuel systems
Specialty HVAC systems and components
Working in a fast-paced environment and under deadlines while maintaining high quality standards
Supporting Project Manager and Senior Engineer in on-going design efforts
Participating in internal and external meetings and design reviews with team members and clients
Gathering information, interviewing stakeholders, making studies, performing calculations, and preparing rough layouts and sketches as required.
Installation support and supervision: working with suppliers, subcontractors and other trades from the office and project sites
Create engineering calculations and specifications and oversee the creation of engineering drawings.
Traveling will be required at times to support design reviews, attend factory acceptance testing of equipment, provide support for construction activities and provide support for startup/commissioning activities at job sites.
Participating in proposal development and support marketing activities.
Field work will be required including climbing up on test stands and working around machinery.
Must be able to work independently and as part of a multi-disciplined team to meet project budgets and schedules.
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Qualifications - External
MINIMUM EDUCATION, EXPERIENCE, TRAINING, AND /OR SKILL REQUIREMENTS:
B.S. Mechanical Engineering from an accredited engineering school.
Minimum 5 Years engineering experience or 2 - 3 Years engineering experience and a MS degree from an accredited engineering school.
Prior design experience with process systems is preferred
Self-motivated with the ability to work collaboratively and independently
Ability to work in a multi-discipline team environment is required
Proficiency in Microsoft Office Word, PowerPoint and Excel
Demonstrate:
Knowledge and experience with common process piping systems
Strong mechanical and process engineering analytical skills
Excellent oral and written communications, self-motivation, team-oriented work practices, strong technical problem solving and strong organizational approach
High ethical values and strong commitment to self-development, teamwork, and desire to work in Due to federal requirements for portions of the assigned work US Citizenship is required.
Experience with management of scope, schedule, and budget of individual projects
Design experience including layout of process drawings and specifications
Knowledge of AMSE B31.1 and B31.3 and ASME B&PV Code
Knowledge of thermodynamics, fluid flow - compressible and incompressible, thermal sciences, and process systems. Experience in design and/or maintenance of mechanical process systems is preferred but not required.
Software experience preference: AutoCAD, AutoPipe, Caesar II, Mathcad, Creo, AFT
Preferred skills and certifications
FE/EIT certification
Previous DOE nuclear, DoD, NASA, or test facility experience
ESSENTIAL FUNCTIONS OF THE POSITION
Unusual or Special Physical Requirements of Position
Field Work
Special clothing/equipment Other
Office and computer-based work for 80 - 90% of time
Occasional site visits requiring general access around construction and project sites, involving ability to access upper and lower levels. 10-20% of time.
Special clothing/equipment and other PPE may be required during site visits (15%)
Must be able to lift 50 lbs
Description of Work Environment
Indoors/Outdoors
Travel / Transportation Requirements
Other
Office Environment for 80 - 90% of time
Field work may be required including outside work (10 - 20%)
Travel to perform field work at project sites or to attend customer meetings (10 - 20%)
Equipment and Machines Involved in Work Tasks
Office equipment/machines
Office equipment (Computers, fax, telephones, copiers etc.) 80 - 90 %
During travel to construction and project sites, use handheld equipment such as measurement equipment, cameras, etc (10 - 20%)
Criticality of Attendance
Overtime, regular days, etc.
Shift: 1st, 2nd, 3rd.
Regular day shift attendance is mandatory. (100%) Work arrangement is for work to be performed in the office (baseline). Hybrid work arrangement possible for proven performers and depending on project responsibilities.
Occasional overtime may be required to meet demanding project schedules (10 - 20%)
Compensation Details:
$78,400 - $141,00
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
Health, dental, and vision insurance
Paid time off and holidays
Retirement benefits (including 401(k) matching)
Educational reimbursement
Parental leave
Employee stock purchase plan
Tax-saving options
Disability and life insurance
Pet insurance
Note: Benefits may vary based on employment @type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
01/27/2026 - Until Filled
Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters (https://postings.govdocs.com/#/vxSkbztPuAwwxfs) .
