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Mechanical Engineer - Mid/Senior Level

MS Technology, Inc.
Oak Ridge, TN Full Time
POSTED ON 6/3/2026
AVAILABLE BEFORE 7/3/2026
MS Technology, Inc. is seeking a Mechanical Engineer with facility (e.g., piping/plumbing design, HVAC, facility utilities) and/or system (e.g., skids, pump systems, hydraulics/pneumatics) design experience to support complex nuclear and industrial projects. The ideal candidate will have experience developing piping system layouts, engineering deliverables, and design documentation in collaboration with multi-disciplinary engineering teams.

Responsibilities
  • Support system and mechanical engineering design activities for complex industrial and nuclear projects
  • Prepare and review engineering deliverables including P&IDs, specifications, calculations (e.g., pipe stress, hydraulic, safety valve sizing, ventilation sizing), and equipment arrangements
  • Develop piping and utility system designs supporting facility infrastructure, process support systems, and operations
  • Coordinate with process, structural, electrical, and I&C engineering teams
  • Perform piping and mechanical system field walkdowns and support design verification activities
  • Assist with piping system evaluations, equipment selection, and design modifications
  • Support project planning, procurement, construction, startup, testing, and commissioning activities as needed
  • Participate in design reviews and resolution of technical issues
  • Interface with clients, vendors, subcontractors, and project teams as needed
  • Ensure designs comply with applicable industry codes, standards, safety requirements, and client specifications

Minimum Qualifications
  • Bachelor's degree in Mechanical Engineering or related engineering discipline
  • 9 years of relevant experience
  • Experience supporting piping and mechanical system design for industrial, manufacturing, energy, chemical, or nuclear facilities
  • Familiarity with engineering drawings, P&IDs, piping layouts, and mechanical design documentation
  • Knowledge of applicable industry codes and standards.
  • Experience supporting DOE, NNSA, Naval Reactors, or commercial nuclear projects preferred
  • Experience with 3D modeling or CAD tools such as AutoCAD Plant 3D, CADWorx, SolidWorks, CREO, or similar software preferred
  • Experience with analytical software preferred (e.g., pipe stress analysis, hydraulic analysis, MathCAD, MatLab, etc.)
  • ship required
  • Must have the ability to acquire a security clearance
  • PE License preferred

Additional Skills:
  • Excellent customer service and communications skills.
  • Ability to work both independently and as part of a team.
  • Ability to deal with conflicts and stressful situations.
  • Microsoft Office Word, Excel, PowerPoint, Access, SharePoint.

Benefits:

All eligible employees enjoy an excellent benefits package, including medical/dental/vision insurance, short/long-term disability, life insurance, 401(k), paid time off including holidays, and tuition reimbursement.

EEO Statement:

MSTI is an equal-opportunity employer. All qualified candidates, including individuals with disabilities and protected veterans, are encouraged to apply. MSTI is an E-Verify employer. If you have difficulty using the online application system or need an accommodation to apply due to a disability, please email:

EEO Employer/Vet/Disabled

Salary.com Estimation for Mechanical Engineer - Mid/Senior Level in Oak Ridge, TN
$85,141 to $102,243
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