Senior Process Design Engineer

Amentum; Hampton Junction (NJ); On-site; USD 108,000 - 132,000; Full time

Benefits offered by this job

Health insurance

Retirement benefits (401(k) matching)

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum seeks a Senior Mechanical Engineer to support the CMOE at NASA Langley Research Center, reporting to the Manager of Mechanical Engineering. You will independently prepare requirements, analyses, specifications, drawings, and cost estimates for process system designs.

The role includes overseeing designers, ensuring conformance to codes and customer requirements, and delivering high-quality technical reports and reviews. Strong teamwork and communication are essential.

Qualifications

• ABET-accredited bachelor's degree in mechanical or chemical engineering.
• Minimum 10–15 years of direct experience in process engineering design.
• Direct design experience for process systems in high-pressure air and steam.

Responsibilities

• Independent preparation of requirements, calculations, specifications, drawings, cost estimates, and reports.
• Oversee designers and drafters to ensure NASA facility designs meet codes and customer needs.
• Provide technical quality reviews and ensure adherence to QC processes and standards.

Skills

Interpersonal skills

Communication

Team leadership

Problem solving

Education

ABET accredited bachelor’s degree in mechanical or chemical engineering

Engineering technology degree non-compliant note

Tools

Bentley AutoPipe

RS Means Costworks

Job description

NASA enforces REAL ID requirements for all visitors and badge holders. Please visit www.dhs.gov/real-id to view a list of compliant documents.

The successful candidate will join the Engineering team to support the Center Maintenance, Operations, and Engineering Contract (CMOE) located at NASA Langley Research Center. This position reports directly to the Manager of Mechanical Engineering.

All safety policies and procedures must be followed.

Responsibilities

Independent preparation of requirements, computation/analyses, specifications, drawings, cost estimates, and technical reports for Process System designs. Selects and applies engineering techniques and procedures to analyze and evaluate specific problems, data, or other features of the work which are broad in scope and complexity. Projects are A/E multi-discipline.

Oversight of the activities of designers and drafters engaged in the design of NASA facility mechanical systems, to ensure the designs conform to recognized codes and standards and with customer requirements for a variety of government and industrial facility types.

Provide technical quality reviews and ensure adherence to Quality Control processes, Codes and Standards, ultimately resulting in the Highest Quality deliverables to NASA Langley.

Provide integrity and teambuilding which will encourage employee engagement and maintain a high morale.

Qualifications

US Citizenship required.

An ABET accredited bachelor’s degree in mechanical or chemical engineering is required. Four year mechanical engineering technology degree does not comply.The candidate must have a minimum of ten (10) to fifteen (15) years of direct experience, with core skills in process engineering design.

Direct design experience must include Process Systems for high pressure air and high pressure steam. Experience with the following is necessary:

• P&ID development


• Flexibility analysis


• Pressure drop calculations (incompressible and compressible flow)


• Relief valves (placement, inlet/outlet piping, performance, selection)


• Control valves


• Heat exchangers


• Pumps


• Steam and condensate systems


• ASME B31.1 Power Piping


• ASME B31.3 Process Piping


• Certified material test reports

Candidate must have excellent interpersonal and communication skills, be a team player and communicate effectively both orally and written.Is proactive, has a problem-solving attitude and effective team management skills.

Proficient in Microsoft Word, Excel, Project, PowerPoint, and Outlook.

Preferred Qualifications

• Proficient in Bentley AutoPipe, RS Means Costworks

Essential Functions

Work Environment:
Office environment. (80%)

Facilities and active construction site environment. (20%)

Travel between office and various facilities within the NASA center is required.

Physical Requirements:
Limited time spent on active construction sites. Must be physically capable of walking and climbing over rough terrain andworking at elevated heights and confined spaces (20%). Construction sites are commonly areas of high noise levels due to construction equipmentand facility test operations (20%). Appropriate PPE and training will be provided for all conditions. Must be able to walk,stand, bend, twist and sit for extended periods as well as climb, crawl, and lift up to 35 lbs. (20%).

Equipment and Machines:
Standard office equipment (PC, telephone, fax, copier, etc.) (80%) including the following typical PC Software-MicrosoftOffice Suite (Word, Excel, Outlook) and Microsoft Project.
Safety and Personal Protective Equipment (20%)

Attendance:
Regular attendance mandatory (100%)
Overtime/work outside normal schedule required (5% - 20%)

Other Essential Functions

• U.S. Citizenship required.


• Valid Real ID compliant identification – www.dhs.gov/real-id


• A valid driver’s license is required.


• Must be able to work in a team atmosphere.


• Must put forward professional behavior that enhances productivity and promotes teamwork and cooperation.


• Grooming and dress must be appropriate for the position and must not impose a safety/risk hazard to the employee or others.


• The work environment requires the ability to cooperate and work with individuals at all levels of the company and the client organization.


• Must be able to balance scope, schedule, and budget to ensure program success.


• Employees will exercise diligence when developing a Safe Plan of Action (SPA) for each task performed. Your SPA is a Company provided tool to be used for the prevention of incidents, accidents, and injuries; as such, it is the most important tool that you are required to use.

Compensation Details

$120000.00

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

09/23/2026 - 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.