We're excited to connect with candidates in Chicago; however, this role is based in Atlanta, GA or San Jose, CA. The position offers opportunities for travel and relocation, and we're seeking candidates who are open to this flexibility. Please note that the role is not based in Chicago. 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 โข Lead commissioning activities across the full lifecycle
โข Execute functional testing, witness testing, and system validation
โข Manage assignments within schedule, budget, and quality expectations
Technical Expertise & Problem Solving โข Evaluate HVAC, chillers, boilers, pumps, and automation systems
โข Troubleshoot system performance issues
โข Review design documentation
Client Engagement โข Lead meetings and communicate findings
โข Build relationships with clients and contractors
Operational Contributions โข Complete reports and manage time and expenses
Team Development โข Mentor junior engineers and support training
What You Bring Core Qualifications โข Degree in HVACR, Mechanical, Electrical Engineering or related field
โข 7+ years experience or 3+ years commissioning
โข Data center experience required
Technical Capabilities โข Experience with HVAC, controls, automation, fire safety systems
โข Ability to read construction documents
Professional Skills โข Strong communication and problem-solving skills
Physical Requirements โข Ability to work in field environments and lift 30 lbs
Preferred โข 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: $130,000 to $150,000
FST Technical does not offer employment-based visa sponsorship for this position. Applicants must be legally authorized to work in the United States without the need for employer sponsorship now or in the future.