Test & Commissioning Manager

You’ll get the opportunity to travel across the US, helping our team build infrastructure projects. This is a traveling position, up to 100% of the time. You have the potential to be placed on a project site located in various states throughout the US (NC, VA, GA, TX, FL, IA, WY). You’ll spend 6-8 months on average per project. If eligible, we offer designated daily per diem in addition to base pay to support and help you cover living expenses and relocation assistance. If eligible, the position includes a vehicle allowance. If eligible, travel home rotation will be one weekend per month away from the job site.

About the role

Founded in 1979, Lemartec is a national general contractor and construction management firm and is part of the General Building group within MasTec’s Clean Energy and Infrastructure segment. As MasTec’s vertical construction arm, Lemartec delivers complex projects across industrial, aviation, power, and large commercial markets. Through MasTec’s network of more than 22,000 professionals and subject matter experts in Engineering, Procurement, and Construction across over 400 locations throughout North America and the Caribbean, Lemartec is uniquely positioned to serve a diversified customer base. With experience across all 16 disciplines of construction, Lemartec combines deep technical expertise with the strength, scale, and financial backing of MasTec to successfully deliver projects of any size and complexity.

MasTec’s Clean Energy & Infrastructure (CE&I) segment generates over $4 billion in annual revenue, providing construction services across industrial, renewables and infrastructure sectors. Sustainability and safety are foundational to our culture and influence everything we do. MasTec, a minority-owned Fortune 500 company, has shaped the construction industry for more than 90 years. With over 35,000 employees and 400 offices nationwide, we provide flexibility and career growth in dynamic work environments.

Responsibilities

Commissioning Planning & Execution

• Develop and maintain detailed commissioning plans, schedules, and procedures aligned with project milestones.
• Coordinate with design, construction, and operations teams to ensure systems are installed, tested, and commissioned per specification.
• Lead commissioning activities across all systems including:
  • Electrical: LV/MV systems, UPS, generators, busbar, power distribution, earthing, and lighting.
  • Mechanical: Chillers, CRAHs, CRACs, pumps, AHUs, piping, and BMS integration.
  • Controls/Automation: SCADA, BMS, EPMS, fire alarm integration, access control, CCTV, and leak detection.
• Oversee vendor Factory Acceptance Tests (FATs) and Site Acceptance Tests (SATs).
• Ensure adherence to IST (Integrated Systems Testing) protocols prior to client handover.

Documentation & Quality Control

• Review design drawings, method statements, and commissioning procedures for technical completeness and alignment with project scope.
• Maintain commissioning logs, issue trackers, and punch lists through Cx software or project CDE (Aconex, Procore, etc.).
• Ensure all test documentation is correctly executed, witnessed, and recorded.
• Prepare detailed commissioning reports, O&M manuals, and final turnover documentation.

Interface & Coordination

• Work closely with construction teams, consultants, vendors, and client representatives to coordinate test readiness and resolve site issues.
• Chair or participate in commissioning meetings, providing progress updates and identifying critical path items.
• Support the T&C Manager in planning and coordinating the IST phase, ensuring system interdependencies are properly tested.

Compliance & Safety

• Ensure all commissioning activities comply with HSE policies, local authority regulations, and manufacturer guidelines.
• Validate that system performance meets design intent, operational parameters, and Tier certification requirements.
• Participate in risk assessments and method statement reviews for high-risk commissioning tasks.

Requirements

• Bachelor’s Degree in Mechanical, Electrical, or Building Services Engineering (or equivalent technical qualification).
• 5+ years’ experience in testing and commissioning.
• 3+ years’ experience in OFCI Knowledge/Skills/Abilities.
• Proven experience in end-to-end commissioning from pre-functional checks through IST and client witness testing.
• In-depth understanding of MEP systems integration, controls logic, and redundancy design (N+1, 2N).
• Familiarity with Uptime Institute or TIA-942 standards is an advantage.
• Proficiency in MS Office, Primavera / MS Project, and commissioning software tools.

Benefits

Financial Wellbeing

• Competitive pay with ongoing performance review and merit increase.
• 401(k) with company match & Employee Stock Purchase Plan (ESPP).
• Flexible spending account (Healthcare & Dependent care).

Health & Wellness

• Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children.
• Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance, Weight Management Drug Discount.
• Discounted National Gym Membership Network.

Family & Lifestyle

• Paid Time Off, Paid Holidays, Bereavement Leave.
• Military Leave, including Benefits Continuation.
• Employee Assistance Program.

Planning for the Unexpected

• Short and long-term disability, life insurance, and accidental death & dismemberment.
• Voluntary life insurance, accident, critical illness, hospital indemnity coverage.
• Emergency Travel Assistance Program.
• Group legal plan.

Pay

$110,000 - $150,000 / year, commensurate with experience.