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Mechanical Engineer

Job in Los Alamos, Los Alamos County, New Mexico, 87545, USA
Listing for: Los Alamos National Security LLC
Full Time position
Listed on 2026-01-12
Job specializations:
  • Engineering
    Mechanical Engineer, Engineering Design & Technologists, Environmental Engineer, Electrical Engineering
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Position: Mechanical Engineer 1/2

What You Will Do

The Engineering Services Division of Los Alamos National Laboratory develops, maintains, and applies a diverse set of engineering capabilities to provide innovative engineering solutions that enable the Laboratory's scientific and national security mission. This position is within the Engineering Services Weapons Project Delivery group (ES-WPD). ES Groups are responsible for implementing the Conduct of Engineering (COE) program at Los Alamos National Laboratory in support of systems, structure and component modifications and new installations.

This position supports nuclear, accelerator or non-nuclear facilities across 38 square miles of the Laboratory.

Note: This position will be filled at either the Nuclear Facilities Engineer 1/Engineer 2 level depending on the skills of the selected candidate. Additional job responsibilities (outlined below) will be assigned if the candidate is hired at the higher level.

Nuclear Facilities Mechanical Engineer Level 1

As a Mechanical design engineer with Engineering Services, you will function as part of a design agency serving one of three Facilities Operations Directorates (FODs). You will concurrently work on multiple design teams shaping LANL's facilities and infrastructure to serve the needs of a growing and changing Laboratory. Your teams will provide engineering consulting services typical of any or all project phases: scoping;

design; construction; commissioning; operation. The level 1 role includes the following job opportunities:

  • Learn about facilities mechanical systems design and operation from seasoned engineers
  • See how your engineering skills can contribute to national security
  • See your ideas come to life on paper and in construction
  • Learn how to be a design team member
  • Develop engineering judgement
  • Learn how to navigate and implement prevailing industry codes and standards
  • Promote energy conservation through sound application of HVAC technologies and buildings systems control
  • Perform HVAC calculations
  • Obtain, evaluate and compare equipment selections from manufacturer's representatives
  • Gain expertise in the development of design deliverables including drawings, specifications, test and inspection plans (TIPs), statements of special inspections (SSIs), and calculations
Nuclear Facilities Mechanical Engineer Level 2

In addition to duties listed above, the level 2 role includes the following job duties:

  • Develop skills to independently run all mechanical engineering facets of a project from scoping to construction.
  • Foster relationships with project stakeholders and customers as a representative of Engineering Services.
  • Facilitate technical growth of the electrical design team.
What You Will Need Minimum

Job Requirements:
  • Ability to support timely and collaborative construction execution. This includes timely review of submittals, requests for information (RFIs), design changes, non-conformance issues, validation of commissioning documentation and produce accurate as-built documents
  • Basic knowledge of engineering principles, codes, and standards
Additional

Job Requirements for Mechanical Engineer Level 2:
  • Knowledge of HVAC and plumbing building systems.
  • Knowledge of engineering work planning and design coordination.
  • Ability to collaboratively problem solve, show commitment, and function well in a team environment.
  • Thorough knowledge of mechanical engineering principles.
  • Ability to apply building codes, standards and green initiatives to facilities design.
  • Demonstrated proficiency generating calculations.
Education/Experience for Mechanical Engineer 1:

Position requires a Bachelor's Degree in Engineering from an ABET-accredited college or university and 2 years of practical work experience necessary to perform the responsibilities outlined above.

Education/Experience for Mechanical Engineer 2:

Position requires a Bachelor's Degree in Engineering from an ABET-accredited college or university and a minimum of 3 years of practical work experience necessary to perform the responsibilities outlined above. Advanced engineering or technical degree is desired.

426.2 Min Requirements:
Position requires a Bachelors and 1 year of nuclear experience.

Desired

Qualifications:
  • For Engineer 2:
    Current registration as a professional engineer (any US State).
  • Design experience in nuclear, accelerator or industrial facility operations.
  • Master's degree in engineering from an ABET-accredited college or university.
  • Experienced in producing designs utilizing AutoCAD and/or Revit tools and work processes.
  • Knowledge of DOE, LANL Engineering Standards, and Conduct of Engineering principles and procedures.
Work Environment:

Work Location:

The work location for this position is onsite and located in Los Alamos, NM. All work locations are at the discretion of management.

Position commitment:

Regular appointment employees are required to serve a period of continuous service in their current position in order to be eligible to apply for posted jobs throughout the Laboratory. If an employee has not served the time…

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