Mechanical Testing and Commissioning Agent

Position Overview

This role supports the full lifecycle of commissioning for medium and large data center facilities — validating mechanical infrastructure, ensuring operability, and driving mission-critical system readiness for turnover.You will work cross-functionally with General Contractors, OFCI vendors, the Commissioning Authority, and Owner’s Representatives to ensure that all mechanical systems are tested, documented, and performance-validated to Overwatch and client standards.

Key Responsibilities

Commissioning Execution & Validation

• Participate in all phases of the mechanical commissioning process.
• Create and execute mechanical testing procedures.
• Investigate system failures, diagnose issues, and coordinate repairs.
• Perform design and operability reviews during pre-functional phases.

Technical Reporting & Documentation

• Analyze system test data and prepare structured turnover documentation.
• Provide technical feedback to internal teams and client stakeholders.
• Support final reporting packages for system sign-off and commissioning closeout.

Cross-Functional Support

• Coordinate with GC teams, Cx firms, mechanical trades, and vendors.
• Communicate clearly with delivery teams to ensure alignment with schedules.
• Promote best practices in safety and quality assurance throughout the project lifecycle.

Safety

• Maintain adherence to Overwatch, client, and OSHA safety protocols.
• Navigate large active construction environments with strong situational awareness.

Required Skills & Qualifications

Preferred Background

• Bachelor’s degree in Mechanical Engineering or equivalent experience.
• Functional knowledge of building mechanical systems (HVAC, CRAH/CRAC, chiller plants, chilled water loops, etc.).
• 5+ years commissioning experience in mission-critical or data center environments preferred.
• Experience with building automation and/or LEED certification processes is a plus.

Other Key Competencies

• Strong verbal & written communication skills.
• Ability to manage time and workloads independently.
• Project coordination experience preferred.
• Exceptional problem-solving and troubleshooting ability.
• Comfortable with 80% travel and extended hotel/project stays.

About Overwatch ConstructionOverwatch is a service-disabled Veteran-owned small business (SDVOB) certified through the national veterans business development council (NVBDC), offering construction professional services, talent acquisition, and general contractor for the mission-critical infrastructure industry. Our mission is the construction and management of state-of-the-art data centers with the precision and reliability this industry demands. From high-end engineers to seasoned professionals, we deploy the people you need to get your data center off the ground. At Overwatch, it's more than a job. It's purpose.

Physical Requirements and Work EnvironmentThis position operates primarily in an active data center construction environment, encompassing both indoor and outdoor work settings. The role requires the physical ability to perform essential job functions safely and effectively in a dynamic environment that includes ongoing construction activity and evolving site conditions.
The work environment includes areas and temporary structures owned, leased, or controlled by third parties over which Overwatch may have limited or no control. Because the project remains under construction, certain areas of the site — including access routes, staging zones, and temporary structures — may not yet be fully ADA-compliant until construction is complete or those third-party areas are finalized.
Physical Requirements:

• Must be able to walk, stand, stoop, twist, bend, and climb stairs or ladders for extended periods while navigating uneven, unpaved, or obstructed terrain.
• Must be able to lift, carry, push, or pull up to 50 pounds on an occasional basis.
• Must be able to drive between job sites and access all areas of an active construction zone, including raised platforms, scaffolding, and confined spaces.
• Must be able to tolerate exposure to outdoor weather conditions, dust, and construction-related noise, vibrations, and odors.
• Must be able to communicate effectively with contractors, engineers, and site personnel, and maintain situational awareness in high-activity environments.
• Personal protective equipment (PPE), including hard hats, safety vests, hearing protection, and steel-toe boots, is required.
• Mus