Senior Mechanical Commissioning Engineer with travel

FST Technical Services · Phoenix, Arizona

FULL TIME$1,50,000 – $1,50,000 / yr

Job Description

We’re excited to connect with candidates in Phoenix, AZ; however, this role is based in Atlanta, GA or Detroit, MI. The position offers opportunities for travel and relocation, and we’re seeking candidates who are open to this flexibility. Monthly per diem and mobilization is on offer.

Lead the Systems That Keep Critical Infrastructure Running

At FST Technical Services, we ensure the most complex facilities operate exactly as intended. Our Commissioning division partners with clients across data centers and mission-critical environments to validate that systems are designed, installed, and performing at the highest level.

We are seeking a Senior Mechanical Project Engineer who brings deep technical expertise, field leadership, and the ability to drive outcomes in high-performance environments.

Why This Role Stands Out

This is not a documentation-driven role.

This is a position for someone who

Owns system performance from design through execution

Understands how complex mechanical systems operate as a whole

Can identify and solve issues before they impact operations

You will work on large-scale, mission-critical data center projects where performance, reliability, and precision are non-negotiable.

What You will Do

Project Leadership & Execution

Lead commissioning activities across the full lifecycle

Execute functional testing, witness testing, and system validation

Manage assignments within schedule, budget, and quality expectations

Technical Expertise & Problem Solving

Evaluate HVAC, chillers, boilers, pumps, and automation systems

Troubleshoot system performance issues

Review design documentation

Client Engagement

Lead meetings and communicate findings

Build relationships with clients and contractors

Operational Contributions

Complete reports and manage time and expenses

Team Development

Mentor junior engineers and support training

What You Bring

Core

Qualifications

Degree in HVACR, Mechanical, Electrical Engineering or related field

7+ years experience or 3+ years commissioning

Data center experience required

Technical Capabilities

Experience with HVAC, controls, automation, fire safety systems

Ability to read construction documents

Professional Skills

Strong communication and problem-solving skills

Physical

Requirements

Ability to work in field environments and lift 30 lbs

Preferred

EIT, CEM, OSHA 30, BIM experience

Travel

Requirements

Travel to project sites as needed based on project demands.

Why FST

At FST, we value execution, accountability, and expertise. Engineers have opportunities to gain experience into leadership roles and work on complex, high-impact projects.

Important Notes

No visa sponsorship available. Candidates must be authorized to work in the United States.

Salary range: $150,000 to $170,000

Company	FST Technical Services
Location	Phoenix, Arizona
Type	FULL TIME
Niche	Full-time
Salary	$1,50,000 – $1,50,000 / yr

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Senior Mechanical Commissioning Engineer with travel

Job Description

Qualifications

7+ years experience or 3+ years commissioning

Data center experience requiredTechnical Capabilities

Experience with HVAC, controls, automation, fire safety systems

Ability to read construction documentsProfessional Skills

Strong communication and problem-solving skillsPhysical

Requirements

Ability to work in field environments and lift 30 lbsPreferred

EIT, CEM, OSHA 30, BIM experienceTravel

Requirements

Data center experience required

Technical Capabilities

Ability to read construction documents

Professional Skills

Strong communication and problem-solving skills

Physical

Ability to work in field environments and lift 30 lbs

Preferred

EIT, CEM, OSHA 30, BIM experience

Travel