Mastec Inc

Test & Commissioning Manager

Mastec Inc$110K — $150K *
Real Estate & Construction
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 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.
  • 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).
  • Proficiency in MS Office, Primavera / MS Project, and commissioning software tools.

Responsibilities

  • 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 electrical, mechanical, and control systems.
  • Oversee vendor Factory Acceptance Tests (FATs) and Site Acceptance Tests (SATs).
  • Review design drawings and commissioning procedures for technical completeness and project scope.
  • Work closely with construction teams, consultants, and vendors to resolve site issues and coordinate test readiness.
  • Ensure all commissioning activities comply with safety and regulatory standards.

Benefits

  • Competitive pay with ongoing performance review and merit increase.
  • 401(k) with company match & Employee Stock Purchase Plan (ESPP).
  • Medical, Dental, and Vision insurance with coverage for family members.
  • Paid Time Off, Paid Holidays, and Bereavement Leave.
  • Short and long-term disability, life insurance, and accidental death & dismemberment coverage.
Full Job Description
Overview

The Commissioning Manager plays a critical role in ensuring the successful start-up, testing, and validation of all systems within a data center facility. This position is responsible for planning, coordinating, and executing commissioning activities across all disciplines-mechanical, electrical, controls, and integrated systems ensuring compliance with design intent, client specifications, and Tier certification standards (Uptime / TIA-942). The ideal candidate will have a strong technical background, deep understanding of MEP and ELV systems integration, and experience in mission-critical environments.

Location & Travel Details

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. (Full List: 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.

Responsibilities

1. 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.

2. 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.

3. 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.

4. 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.

Qualifications

Work Experience and Education

- 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.

What's in it for you:

Financial Wellbeing
  • Compensation $110,000 -$150,000 / year, commensurate with experience
  • 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

Position may be subject to pre-employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact [email protected]. Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up-to-date information.

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About Mastec Inc

MasTec is an infrastructure engineering and construction company that serves the utility, communications, and government industries. The company is specialized in the engineering, building, installation, maintenance, and upgrade of energy, utility, and communications infrastructure, including electrical utility transmission and distribution; power generation; natural gas and petroleum pipelines; wireless, wireline, and satellite communications; wind and solar farms; and water and sewer systems. MasTec was founded in 1994 and is based in Coral Gables, Florida.

Mastec Inc Careers

Join the dynamic team at Mastec Inc, a leader in infrastructure construction, where innovation meets professional excellence, creating a thriving environment for career growth. At Mastec Inc, we are committed to building a diverse and inclusive workforce, reflecting our dedication to leadership and innovation in the industry.

Work You'll Do

At Mastec Inc, you'll be part of a company that values your skills and supports your professional growth. Our team is at the forefront of the construction industry, leading projects that redefine landscapes and communities. With Mastec Inc, your work will not only be challenging and rewarding but also pivotal in shaping the future of infrastructure.

Explore Job Opportunities

Whether you're a seasoned professional or just starting your career, Mastec Inc offers a range of job opportunities and employment paths, including full-time positions and internships. Our hiring process is designed to be transparent and engaging, ensuring that every candidate is equipped to succeed from the interview through to their long-term career journey.

Innovate and Lead

Join a culture of innovation where your ideas can lead to significant advancements in construction methods and technologies. Mastec Inc encourages a culture of leadership and continuous improvement, where every team member is a key player in driving success.

Grow With Us

Career growth at Mastec Inc is not just a possibility—it's a priority. We are dedicated to providing professional development and diversity training that ensures every employee has the tools to advance and excel. From networking opportunities within the industry to leadership training programs, your potential for growth is limitless.

Benefits and Culture

Mastec Inc is proud to offer competitive benefits that support the health, well-being, and financial security of our employees and their families. Our culture is built on a foundation of respect, integrity, and commitment, making Mastec Inc not just a great place to work, but a community.

Internship Programs

Kickstart your career with a Mastec Inc internship, where you can apply your academic knowledge in a real-world setting. Gain invaluable experience, develop essential industry skills, and build a network of professional contacts. Our internships provide a robust platform for learning and growth, setting the stage for a successful career.

Join Our Team

Ready to take the next step in your career? Explore the open positions at Mastec Inc and find where your skills, passion, and ambitions can make a difference. We are continuously looking for curious, creative, and solution-driven team players who are ready to drive innovation and excellence in the construction industry.

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Learn more about Mastec Inc
Size
27,000 employees
Market Cap
$6.4 billion
Industry
Net Income
$322.8 million
Founded
1929
5 Year Trend
+9.1%
Revenue
$6.3 billion
NASDAQ

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