Mid-Level Process Engineer (Hybrid/Remote)

Amentum • Oak Ridge, TN

10h • Hybrid

About The Position

As a mid-level process engineer, you will support the design, analysis, and documentation of nuclear and chemical process systems, working closely with multidisciplinary engineering teams during project development and execution of DOE and nuclear facility projects. This role requires hands‑on experience performing and formally documenting process engineering calculations, developing process equipment specifications, and supporting design activities in highly regulated nuclear environments.

Requirements

• B.S. Chemical Engineering from an ABET accredited engineering program
• 5+ years in in process engineering roles within industrial, nuclear, or government facilities
• U.S. Citizenship required
• Experience performing and documenting process engineering calculations
• Familiarity with process equipment specification and system design
• Experience working within regulated environments and structured engineering procedures

Nice To Haves

• Prior nuclear, DOE, or high‑hazard facility design experience
• Experience with nuclear material or uranium processing systems
• Experience working under a formal quality program (ISO 9001, NQA 1)
• Experience serving in a project engineering or technical lead role
• Experience coordinating or reviewing the work of other engineers or designers
• Professional Engineer (PE) license, or ability to obtain
• Strong analytical, problem‑solving, and communication skills
• Master’s degree in Engineering from an ABET‑accredited institution

Responsibilities

• Perform and document process engineering calculations in support of nuclear and chemical process systems
• Support process design development during conceptual, preliminary, and detailed design phases
• Develop and review: Engineering calculations Process flow diagrams (PFDs) Piping and instrumentation diagrams (P&IDs) Process equipment specifications and data sheets
• Apply applicable nuclear, chemical, and safety requirements to process designs
• Interface with mechanical, electrical, I&C, safety, and operations teams to ensure integrated design solutions
• Support design reviews, technical evaluations, and configuration control activities
• Prepare and maintain formal engineering documentation, calculations, and technical reports in accordance with quality and regulatory requirements
• Provide technical support during procurement, construction, startup, or readiness activities as required
• Mentor or provide technical guidance to junior engineers and designers when appropriate

Benefits

• 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

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees