Commissioning Engineer

Thor; Dallas (TX); On-site; USD 110,000 - 170,000; Full time

Job summary

Thor is seeking an experienced Commissioning Engineer / Cx Manager to support a major data center construction project on a contract basis. You will own commissioning activities from pre-functional testing through IST and final handover, coordinating with owner, construction team, MEP contractors, vendors and third‑party Cx providers.

Key responsibilities include managing commissioning through testing, IST, resolution of issues, and turnover; reviewing plans and sequences; overseeing critical

Qualifications

• 7+ years of commissioning, MEP engineering, or mission-critical construction.
• 5+ years' data center / mission-critical experience.
• Strong understanding of critical power, cooling, BMS/EPMS and controls.
• Experience with L0–L5 commissioning and IST.
• Ability to read MEP drawings, specifications and sequences of operation.
• Proven experience coordinating contractors, vendors and Cx providers.
• Strong communication skills and the ability to drive issues through to resolution.
• Onsite work in active construction environment.
• Contract: 6–12 months, with potential extension.
• Working: Primarily onsite
• Start: Immediate / short notice preferred

Responsibilities

• Manage commissioning activities through testing, IST, issue resolution and final turnover.
• Coordinate with construction, design, MEP contractors, vendors and Operations.
• Review commissioning plans, test scripts, checklists and sequences of operation.
• Oversee testing of critical electrical, mechanical, controls and life-safety systems.
• Lead/coordinate Integrated Systems Testing (IST), including failure‑mode, utility‑loss, UPS/generator/ATS and cooling‑system testing.
• Track commissioning progress against project schedules and identify risks or delays.
• Drive commissioning issues through root‑cause analysis and final resolution.
• Manage third‑party Cx providers and review their testing and documentation.
• Ensure commissioning documentation and closeout packages are complete for handover.
• Attend site meetings and provide regular updates on progress, risks and outstanding issues.

Skills

Commissioning

Cx management

On-site coordination

Data center experience

Tools

IST testing

Job description

We are looking for an experienced Commissioning Engineer / Cx Manager to support a major data center construction project on a contract basis.

You will take ownership of commissioning activities from pre-functional testing through functional testing, IST and final handover, working closely with the owner, construction team, MEP contractors, vendors and third‑party Cx providers.

Key Responsibilities

• Manage commissioning activities through testing, IST, issue resolution and final turnover.
• Coordinate with construction, design, MEP contractors, vendors and Operations.
• Review commissioning plans, test scripts, checklists and sequences of operation.
• Oversee testing of critical electrical, mechanical, controls and life‑safety systems.
• Lead/coordinate Integrated Systems Testing (IST), including failure‑mode, utility‑loss, UPS/generator/ATS and cooling‑system testing.
• Track commissioning progress against project schedules and identify risks or delays.
• Drive commissioning issues through root‑cause analysis and final resolution.
• Manage third‑party Cx providers and review their testing and documentation.
• Ensure commissioning documentation and closeout packages are complete for handover.
• Attend site meetings and provide regular updates on progress, risks and outstanding issues.

Requirements

• 7+ years' experience in commissioning, MEP engineering or mission‑critical construction.
• 5+ years' data center / mission‑critical experience.
• Strong understanding of critical power, cooling, BMS/EPMS and controls.
• Experience with L0–L5 commissioning and IST.
• Ability to read MEP drawings, specifications and sequences of operation.
• Proven experience coordinating contractors, vendors and Cx providers.
• Strong communication skills and the ability to drive issues through to resolution.
• Comfortable working onsite within an active construction environment.
• Contract: 6–12 months, with potential extension
• Working: Primarily onsite
• Start: Immediate / short notice preferred

Ideal backgrounds: Commissioning Engineer, Senior Cx Engineer, Commissioning Manager, Cx Lead or MEP Commissioning Manager with strong data center experience.