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NTO Test-Mechanic - 3rd Shift

General Dynamics Electric Boat • Groton, Connecticut, United States

onsitefull-time
Posted Oct 3, 2026
  • Role & seniority

    • Test Mechanic (3rd shift) – seniority not explicitly stated; requires 2+ years related mechanical/naval experience
  • Stack/tools

    • Mechanical testing using test procedures

    • Reads mechanical system diagrams, blueprints, schematics, and Test Equipment Drawings

    • Uses/installs test gear for system testing

    • Complies with EB Safety Manual, technical manuals, department instructions

    • Must perform Safety Technician duties (tag-out, isolation, depressurization)

  • Top 3 responsibilities

    • Perform mechanical testing of nuclear components per test procedures

    • Conduct mechanical alignment/alignment checks for primary and secondary side detectors

    • Execute safety/tag-out/isolation/de-pressurization procedures to support other trades’ work safely

  • Must-have skills

    • Interpret mechanical drawings/diagrams/schematics

    • Build/install test equipment based on drawings

    • 2+ years mechanical and/or naval experience; HS/GED or 2+ years related technical experience

    • Ability to follow safety manuals and technical instructions

    • Medically able to qualify as a Contamination Worker (dosimetry) and pass required trade training (incl. Grade A, Steam Plant Cleanliness)

  • Nice-to-haves

    • Technical school diploma

    • Prior U.S. Navy / Nuclear Test Operations experience

    • Shipboard testing experience with mechanical systems

Full Description

Overview This posting is for a 3rd shift Test Mechanic within Nuclear Test Operations. This position will require mechanical testing of nuclear components in accordance with their respective test procedure, performing mechanical alignment and alignment checks for both primary and secondary side detectors, and performing the duties of “Safety Technician” to ensure that systems are properly tagged out, isolated, and de-pressurized in order for other trades to perform work safely. Candidates must be able to understand and interpret mechanical system diagrams, blueprints, schematics, and Test Equipment Drawings for building and installing test gear to support system testing. The selected individual must understand the requirements and comply with the EB Safety Manual, various technical manuals, and applicable department instructions when working on ship’s equipment. Some heavy lifting is required along with crawling and working in tight, confined spaces. The applicant must be medically able and willing to qualify as a Contamination Worker to obtain and maintain dosimetry. In addition, the individual must be able to pass all required trade training qualifications, including Grade A and Steam Plant Cleanliness Qualifications

Required

  • High School Diploma or GED or 2+ years related technical experience.
  • Candidates must be able to read & work from mechanical system diagrams, blueprints, and schematics
  • 2+ years related mechanical or naval experience
  • Although this is a 3rd shift position, please note that candidates must be available for any shift per the union agreement.

Preferred

  • Technical school diploma
  • Previous U.S. Navy or Nuclear Test Operations experience or shipboard testing with mechanical systems
  • Skills
  • Candidates must be able to understand and interpret mechanical system diagrams, blueprints, schematics, and Test Equipment Drawings for building and installing test gear to support system testing.
  • Physical Qualifications
  • Climbing, Color Vision, Crawling, Heavy Lifting, Kneeling, Pulling, Pushing, Reaching, Stooping, Twisting
  • Environmental Attributes
  • Cold, Dusty, Hot, Inside, Noise, Oily, Outside, Wet
Mechanical testingMechanical alignmentSystem diagramsBlueprintsSchematicsTest equipment drawingsSafety technician dutiesSystem isolationSystem de-pressurizationShipboard equipment maintenanceDosimetrySteam plant cleanlinessmulti-location

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