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Senior Mechanical Engineer

Date Posted: Nov 03, 2026
Yearly: USD - USD

Job Detail

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    Location West Mifflin, Pennsylvania, United States of America
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    Job Type: Permanent
  • schedule
    Shift:
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    Career Level:
  • group
    Positions:
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    Experience:
  • male
    Gender: No Preference
  • school
    Degree:
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    Apply Before: Feb 01, 2027

Job Description

Overview

Working at the Naval Nuclear Laboratory we foster pride in belonging to an organization whose culture is made up of these core values: Trust, Empowerment, and Collaboration. Our company promotes a positive culture while ensuring the safety and reliability of our nation's naval nuclear reactors, and training the Sailors who operate those reactors in the U.S. Navy's submarines and aircraft carrier Fleets. Looking for a lifetime career? Apply today! Job Description The Primary Systems Integration & Optimization unit of Future Power Plants is transitioning from the concept phase and into detailed design for the next naval submarine design project. Primary plant systems are being evaluated for targeted improvements to meet project goals and performance requirements, and are being evaluated for sustainability, construction improvements and cost reductions. Additionally, technology and digital improvements are being developed to lay the foundation for future submarine design projects. The group is responsible for integrating the development and design work across multiple disciplines, including plant engineers in the mechanical, electrical, I&C areas, reactor design and protection engineers, component engineers, etc. Typical assignments for this position will include defining and evaluating system, component, and plant designs, defining concepts of operations, and evaluating design trade-offs that inform technology development needs and design decisions. The successful candidate will bring knowledge of system and plant design and/or knowledge of normal and abnormal plant operations, and the perspective of the operators, to the design and development process. Required Combination of Knowledge and Skill Bachelors degree from an accredited college or university in a related technical, engineering or science field and a minimum of 6 years of relevant experience; or Masters degree from an accredited college or university in a related technical, engineering or science field and a minimum of 4 years of relevant experience; or Doctorate degree from an accredited college or university in a related technical, engineering or science field and a minimum of 1 year of relevant experience. Preferred Skills Naval Nuclear Propulsion Program plant systems design experience Operations experience within the NNPP; options include shipboard or prototype plant operations or RPCO construction and test support Strong written and verbal communication skills to articulate technical information clearly and concisely Interpersonal skills and leadership to support the group's mission of integration and coordination among multiple varied disciplines Compensation and Benefits Health, Dental, Vision & Voluntary Benefits Disability, Life & Accident Insurance 401(k) Savings program & Capital Accumulation Plan Personal & Medical Time Off Paid Parental Leave Flexible Work Schedules Tuition Assistance for Eligible Employees Student Debt Benefit Personal Time Off Sell Program Employee Assistance Program (EAP) Wellness Program Visit us online to view all NNL benefits! Pay Range $95,700.00 - $149,600.00 annually Salary information provided is a general guideline only. Annual salary is based upon candidate experience and qualifications, as well as market and business considerations. The Naval Nuclear Laboratory is operated for the U.S. Department of Energy (DOE) by Fluor Marine Propulsion, LLC (FMP), a wholly owned subsidiary of Fluor Corporation. Naval Nuclear Laboratory personnel are FMP employees who work at four DOE facilities: Bettis Atomic Power Laboratory, Knolls Atomic Power Laboratory, Kenneth A. Kesselring Site, and Naval Reactors Facility, and at the U.S. Department of Defense-owned Nuclear Power Training Unit-Charleston. FMP employees also have an established presence at numerous shipyards and vendor locations. For nearly 70 years, the Naval Nuclear Laboratory has developed advanced nuclear propulsion technology, provided technical support, and trained world-clas

Key responsibilities

Not specified in the original listing.

Required skills

  • Engineering

What the company offers

Not specified in the original listing.

Skills Required

Company Overview

Idaho Falls, Idaho, United States of America

Naval Nuclear Laboratory promotes a positive culture focused on safety, reliability, and collaboration. They are responsible for the training of personnel operating naval nuclear reactors and ensuring the quality assurance of their projects. Read More

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