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Job Title


Senior Mechanical Commissioning Project Engineer


Company : FST Technical Services


Location : Seattle, WA


Created : 2026-04-04


Job Type : Full Time


Job Description

Weu2019re excited to connect with candidates in Seattle; however, this role is based in Atlanta, GA or San Jose, CA. The position offers opportunities for travel and relocation, and weu2019re seeking candidates who are open to this flexibility. Please note that the role is not based in Seattle. Monthly per diem and mobilization is on offer. Lead the Systems That Keep Critical Infrastructure Runningu00a0 At FST Technical Services, we ensure the most complex facilities operate exactly as intended.u00a0Our Commissioning division partners with clients across data centers and mission-critical environments tou00a0validateu00a0that systems are designed, installed, and performing at the highest level.u00a0 u00a0 We are seeking a Senior Mechanical Project Engineer who brings deep technicalu00a0expertise, field leadership, and the ability to drive outcomes in high-performance environments.u00a0 Why This Role Stands Outu00a0 This is not a documentation-driven role.u00a0 u00a0 This is a position for someone who:u00a0 + Owns system performance from design through executionu00a0 + Understands how complex mechanical systems operate as a wholeu00a0 + Can identify and solve issues before they impact operationsu00a0 You will work on large-scale, mission-critical data center projects where performance, reliability, and precision are non-negotiable.u00a0 Whatu00a0You willu00a0Dou00a0 Project Leadership & Executionu00a0 u2022 Lead commissioning activities across the full lifecycleu00a0 u2022 Execute functional testing, witness testing, and system validationu00a0 u2022 Manage assignments within schedule, budget, and quality expectationsu00a0 u00a0 Technical Expertise & Problem Solvingu00a0 u2022 Evaluate HVAC, chillers, boilers, pumps, and automation systemsu00a0 u2022 Troubleshoot system performance issuesu00a0 u2022 Review design documentationu00a0 u00a0 Client Engagementu00a0 u2022 Lead meetings and communicate findingsu00a0 u2022 Build relationships with clients and contractorsu00a0 u00a0 Operational Contributionsu00a0 u2022 Complete reports and manage time and expensesu00a0 u00a0 Team Developmentu00a0 u2022 Mentor junior engineers and support trainingu00a0 What You Bringu00a0 Core Qualificationsu00a0 u2022 Degree in HVACR, Mechanical, Electrical Engineering or related fieldu00a0 u2022 7+u00a0years experienceu00a0or 3+ years commissioningu00a0 u2022 Data center experience requiredu00a0 u00a0 Technical Capabilitiesu00a0 u2022 Experience with HVAC, controls, automation, fire safety systemsu00a0 u2022 Ability to read construction documentsu00a0 u00a0 Professional Skillsu00a0 u2022 Strong communication and problem-solving skillsu00a0 u00a0 Physical Requirementsu00a0 u2022 Ability to work in field environments and lift 30 lbsu00a0 u00a0 Preferredu00a0 u2022 EIT, CEM, OSHA 30, BIM experienceu00a0 Travel Requirementsu00a0 Travel to project sites as needed based on project demands.u00a0 Why FSTu00a0 At FST, we value execution, accountability, andu00a0expertise. Engineers haveu00a0opportunities to gain experienceu00a0intou00a0leadership roles and work on complex, high-impact projects.u00a0 Important Notesu00a0 No visa sponsorshipu00a0available. Candidates mustu00a0be authorized tou00a0work in the United States.u00a0 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. Powered by JazzHR