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Mechanical Systems Engineer

Date Posted: Aug 23, 2026
Yearly: USD - USD

Job Detail

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    Location Los Alamos, New Mexico, United States of America
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    Job Type: Any
  • schedule
    Shift:
  • analytics
    Career Level:
  • group
    Positions:
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    Experience:
  • male
    Gender: No Preference
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    Degree:
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    Apply Before: Nov 21, 2026

Job Description

Overview

HiFyve is hiring multiple Mechanical System Engineers (Nuclear Facilities Engineer Level 1 or Level 2)Los Alamos, NMSalary:Level 1: $94K $154KLevel 2: $104K $172KBenefits: Full Package + Full RelocationWe are seeking a Nuclear Facilities Engineer to support mission-critical nuclear operations. This role serves as a technical expert for facility electrical, mechanical, and structural systems, ensuring safety, reliability, and compliance in a highly regulated environment.Key ResponsibilitiesProvide engineering support for nuclear facility infrastructure and systemsPerform engineering studies (short circuit, arc flash, fault current, equipment sizing)Support HVAC, power, utilities, fluid systems, and critical power reliabilitySupport facility modifications, renovations, and new constructionApply codes and standards including IBC, IEBC, ASHRAE, and ASME B31Collaborate across engineering disciplines and operations teamsLevel 2 Additional Duties:Lead integrated design solutions and mentor junior engineersPrepare and review technical reports and design documentationQualificationsBachelors Degree in Engineering (ABET-accredited)Level 1: 2+ years of relevant experienceLevel 2: 3+ years of relevant experienceExperience with regulated facility systems (HVAC, utilities, power)Ability to perform engineering calculations and analysesStrong communication and teamwork skillsPreferred ExperienceDOE or nuclear facility experienceChilled water or nuclear air handling systemsMechanical system modeling softwareASME NQA-1 quality programsWork EnvironmentOnsite role in Los Alamos, NMMay require shift, weekend, or 24/7 coverageIndustrial environment with noise and radiation exposureDue to the nature of the work, all candidates must be a US Citizen.

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

Saint Paul, Minnesota, United States of America

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