Mechatronics Engineer (Nuclear Facilities Engineer) in Los Alamos

Energy Jobline ZR; Los Alamos (NM); On-site; USD 104,000 - 210,000; Full time

Benefits offered by this job

Full Relocation Package

Job summary

HiFyve is hiring a Mechanical Nuclear Facilities Engineer to support mission-critical operations in a highly regulated nuclear environment. The role focuses on HVAC, building controls, hydronic systems, and infrastructure, enabling facility modifications and long-term reliability.

Level 2 or Level 3 will be determined by experience; Level 3 adds technical lead duties and mentoring. Onsite at Los Alamos, NM with full package and relocation assistance.

Qualifications

• ABET-accredited Bachelor’s degree in Engineering.
• 3+ years for Level 2; 6+ years for Level 3.
• Experience with HVAC, chilled water, utilities.
• Knowledge of IBC, IEBC, ASHRAE, ASME B31.
• Nuclear or DOE facility experience; HVAC/building automation.

Responsibilities

• Serve as Mechanical SME for nuclear facility systems.
• Support HVAC, piping, pressure safety, and equipment installations.
• Perform equipment failure analysis and replacement evaluations.
• Contribute to building modifications, renovations, and new construction.
• Prepare and review technical reports, calculations, and design documents.
• Coordinate with structural, electrical, fire protection, and operations teams.
• Level 3 adds technical lead duties and mentoring.

Skills

HVAC

Building automation

Predictive maintenance

Equipment replacement

PE/EIT

Education

ABET-accredited Bachelor's degree in Engineering

Job description

Job DescriptionJob Description

HiFyve is hiring a Mechatronics Engineer in Los Alamos, NM!

Nuclear Facilities Engineer (Mechanical/Electrical) – Level 2 or Level 3

Los Alamos, NM (Onsite)

Salary:

• Level 2: $104K – $172K
• Level 3: $125K – $210K
• Schedule: May include shift work

Benefits: Full Package + Full Relocation Package

We are seeking a Mechanical Nuclear Facilities Engineer to support mission-critical operations in a highly regulated nuclear environment. This role provides subject matter expertise for HVAC, building controls, hydronic systems, and critical infrastructure, supporting facility modifications, renovations, and long-term system reliability.

The position will be filled at Level 2 or Level 3 based on experience.

What You’ll Do

• Serve as Mechanical SME for nuclear facility systems
• Support HVAC, piping, pressure safety, and equipment installations
• Perform equipment failure analysis and replacement evaluations
• Contribute to building modifications, room renovations, and new construction
• Prepare and review technical reports, calculations, and design documents
• Coordinate with structural, electrical, fire protection, and operations teams

Level 3 Additional Responsibilities:

• Act as technical lead and mentor junior engineers
• Work independently on complex, high-impact engineering challenges

Required Qualifications:

• Bachelor’s Degree in Engineering (ABET-accredited)
• Level 2: 3+ years of relevant experience
• Level 3: 6+ years of relevant experience
• Experience with facility mechanical systems (HVAC, chilled water, compressed air, utilities)
• Knowledge of codes and standards (IBC, IEBC, ASHRAE, ASME B31)
• Strong analytical, communication, and collaboration skills

Qualifications:

• Nuclear or DOE facility experience
• HVAC and building automation controls
• Predictive maintenance (vibration, thermography)
• Equipment selection and replacement experience
• PE or EIT certification

Due to the nature of the business all candidates must be a US .