Senior Mechanical Engineer

Amentum•Aiken, SC

20d•$110,000 - $160,000•Onsite

About The Position

Amentum is seeking a Senior Mechanical Engineer to support its Aiken, South Carolina office at the Savannah River Site (SRS). The role provides engineering support for U.S. Department of Energy facilities and projects in Design Services, including preparation of documents for complex engineering designs and design changes supporting facility- or project-scoped work. The Senior Mechanical Engineer serves as a technical leader responsible for the design, coordination, and delivery of building mechanical systems for SRS facilities. The work involves HVAC, plumbing, and piping systems, including potential leadership of mechanical engineering teams, and accountability for technical quality and compliance. The engineer works with project management, discipline leads, and facility management to deliver coordinated, code-compliant engineering solutions in accordance with established SRS procedures. The position is primarily office-based in a secure engineering environment at the SRS office. Telework is situational under SRMC procedure. The role may require overtime or work outside normal hours. Candidates must be U.S. citizens, must be able to obtain and maintain facility credentials or authorization, and may need to pass and maintain a security clearance. Appropriate PPE and training will be provided as required.

Requirements

Bachelor of Science in Mechanical Engineering from an ABET-accredited engineering program.
15 or more years of experience in industrial or government design of mechanical, HVAC, plumbing, and related mechanical building systems.
Demonstrated experience delivering projects from concept through detailed design completion.
Thorough knowledge of applicable codes and standards, including IMC, NFPA, ASHRAE, and ASME.
Demonstrated work history with the SRS Engineering Standards Program and SRS engineering procedures.
Good communication and analytical skills.
Knowledge of Microsoft Office applications.
Ability to stand or sit for extended periods.
Ability to read and use computer-aided design software effectively.
Willingness to work overtime or outside normal work hours as needed.
Must be a U.S. citizen; dual citizenship is not permitted.
Must be capable of obtaining a DOE site security badge and able to obtain and maintain facility credentials or authorization; the position may require the ability to pass and maintain a security clearance.

Responsibilities

Lead and oversee the design of HVAC, plumbing, and piping systems, including B31.3 process piping.
Develop, review, approve, and check engineering calculations, layouts, specifications, and drawings.
Use advanced engineering judgment to resolve complex design issues.
Support project planning by assisting with scope definition, equipment sizing, schedule development, and budget control for mechanical design issues.
Coordinate mechanical designs with structural, electrical, architectural, and process disciplines.
Apply applicable codes, standards, and procedures, including IMC, ASHRAE, NFPA, and ASME.
Apply familiarity with the SRS Engineering Standards Program.
Ensure work under technical responsibility complies with SRS engineering and quality procedures.
Work with project management, discipline leads, and facility management to deliver coordinated, code-compliant engineering solutions.