Mechanical Commissioning Engineer; Data Center​/Hyperscale

Position: Mechanical Commissioning Engineer (Data Center / Hyperscale)
Our team members are consummate professionals who are well respected by our Fortune 100 clients in the semiconductor/cleanroom, manufacturing, and mission-critical data center industries. Our mission is to do the very best for our clients and customers with integrity, professionalism, and altruism allowing them to BE the very best in their business globally.

Are you ready to be a part of a dynamic team that values excellence, integrity, and collaboration? Our dedicated team believes in honesty, integrity, performance, partnership, and trust, ensuring long-lasting customer and employee relationships built on solid principles. By upholding the highest standards of quality and performance, we aim to achieve total customer satisfaction in the various markets we serve.

Role Overview:

We are seeking an experienced Mechanical Commissioning Engineer to support a hyperscale data center project in Reno, NV. This is a field-based role focused on executing mechanical commissioning activities to ensure HVAC and cooling systems are fully tested, documented, and ready for reliable, continuous operations.

This position supports fast-paced, mission-critical delivery and requires strong hands-on commissioning experience in data center or similar high-reliability environments.

Key Responsibilities

• Execute and support commissioning activities for mechanical systems including chillers, CRAHs/CRACs, cooling towers, pumps, hydronic piping, VFDs, and associated controls
• Lead and support functional and integrated systems testing (Level 4 / Level
  5)
• Review mechanical drawings, P&IDs, submittals, and sequences of operation to verify design intent
• Coordinate commissioning activities with contractors, vendors, and client teams
• Identify, track, and drive resolution of deficiencies and open items
• Support documentation, testing records, and turnover deliverables
• Maintain compliance with safety, quality, and client operational standards

Requirements

• 5-10+ years of experience in mechanical commissioning, HVAC systems, or field engineering/supervision
• Strong knowledge of chilled water systems, HVAC equipment, and mechanical plant operations
• Experience supporting mission-critical or data center projects strongly preferred
• Ability to read and interpret mechanical drawings, control sequences, and testing procedures
• Strong troubleshooting skills and ability to operate in fast-paced field environments
• Willingness to be onsite daily; travel or rotational schedules may be required

Benefits:

• Health Insurance
• Life Insurance
• Dental Insurance
• Vision Insurance
• 401(k)
• Holiday Pay
• Paid Time Off

EEO Statement:OnQ Global is an equal opportunity employer and prohibits discrimination and harassment of any kind. We are dedicated to creating a work environment that is inclusive and welcoming to all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

Notice to all Employment, Staffing & Recruiting Agencies and Recruiters: We please ask that you do not directly email, call or visit our hiring managers. OnQ does not accept unsolicited resumes and should any be received from a third party they will not be considered, unless a signed agreement is in place. If you would like to discuss becoming a preferred staffing vendor to OnQ please contact our talent acquisition team who will advise you on the process.