Senior Engineer - Commissioning

About Our Company:Headquartered in Denver, Colorado, Cologix is a leading North America network-neutral interconnection and hyperscale edge data center company. Our platform gives customers access to 45+ digital edge and Scalelogix hyperscale edge data centers in 13 markets across the United States and Canada along with a carrier-dense ecosystem of 710+ networks, 360+ cloud providers, 35+ onramps and seven Internet exchanges. We provide our nearly 2,000 customers with direct access to our local operations teams, resulting in strong partnerships enabled by exceptional operational support and unparalleled customer service. Backed by one of the largest North American infrastructure funds, Cologix's experienced leadership team, certified staff and commitment to ESG initiatives help form a culture that values our people, our environment and our clients.

About the Position:

The Sr. Engineer – Commissioning is responsible for directing and/or supporting planning, coordinating, and executing all commissioning activities associated with mission-critical data center projects. This role ensures that mechanical, electrical, plumbing (MEP), controls, and security are designed, installed, tested, and operated in accordance with project requirements and industry best practices. The Sr. Engineer - Commissioning supports the Sr. Director of Commissioning and works closely with design teams, general contractors, trade partners, equipment vendors, commissioning agents, and operations personnel to deliver fully functional facilities ready for turnover.

The ideal candidate has direct commissioning experience in mission-critical environments, with a strong understanding of electrical distribution systems, backup power generation, UPS systems, multiple cooling systems, BMS/EPMS controls, and liquid cooled systems. This individual must be comfortable working in a fast-paced construction environment while maintaining a strong focus on safety, quality, schedule, details, and operational readiness.

What you do daily:

• Develop, with the Sr. Director of Commissioning, commissioning standards for the company to apply to all future projects.
• Support in the development in commissioning plans on a per project basis.
• Support and/or lead commissioning activities for projects from pre-design through turnover and occupancy, including L1 activities as required, and L2 through L5.
• Coordinate commissioning schedules with project managers, contractors, vendors, and commissioning agents to support overall project milestones.
• Assist in managing the OFCI vendor equipment delivery schedules to align with construction and commissioning requirements.
• Review and approve commissioning scripts developed by the commissioning agent for projects
• Review design documents, equipment submittals, and sequences of operation to ensure systems can be tested and commissioned effectively.
• Track commissioning progress and maintain commissioning logs, issue lists, deficiency reports, and turnover documentation.
• Attend factory witness testing (FWT) where required
• Facilitate site acceptance testing (SAT) for all equipment.
• Verify installation, pre-energization and startup of electrical, mechanical, controls, security and life-safety systems in accordance with project requirements.
• Participate in commissioning meetings and provide regular status updates to project leadership and stakeholders.
• Coordinate functional performance testing of UPS systems, generators, switchgear, chillers, fan walls, split systems, CRAHs/CRACs, BMS, EPMS, and other critical systems.
• Support integrated systems testing.
• Manage resolution of commissioning issues by working with design consultants, contractors, vendors, and commissioning agent.
• Support operational readiness by coordinating training, turnover documentation, SOP/MOP/EOP reviews, and final acceptance activities.

What Makes You a Good Fit:

• Bachelor’s degree in Architecture, Engineering, Construction Management or related field from an accredited University. Equivalent technical experience considered.
• 3 to 5 years of commissioning experience supporting mission-critical and/or data center projects.
• Working knowledge of electrical distribution systems including utility service, switchgear, transformers, generators, ATSs, UPS systems, and PDUs.
• Experience commissioning mechanical systems such as chillers, cooling towers, dry coolers, fan walls, CRAHs, CRACs, pumps, and associated controls.
• Familiarity with Building Management Systems (BMS), Electrical Power Monitoring Systems (EPMS), and integrated controls platforms.
• Understanding of commissioning processes including QAQC, start-up and energization, pre-functional testing, functional performance testing, integrated systems testing, and turnover procedures.
• Experience reviewing mechanical, electrical, process flow, and control system drawings and specifications.
• Ability to review, develop, execute, and document commissioning plans, scripts, procedures, and test reports.
• Strong coordination skills with experience working alongside owners, architects, engineers, contractors, vendors, and commissioning agenst.
• Knowledge of mission-critical operational requirements, redundancy concepts, and reliability standards (N, N+1, 2N, and concurrently maintainable designs).
• Familiarity with industry standards such as ASHRAE commissioning guidelines, NFPA requirements, and Uptime Institute principles is preferred.
• Excellent communication, organization, problem-solving, and leadership skills with the ability to manage multiple priorities simultaneously.
• Willingness to travel domestically in the US and Canada to support project and team needs.
• Valid driver’s license and reliable transportation.

Preferred Certifications

• Certified Commissioning Professional (CCP)
• Certified Commissioning Authority (CxA)
• ASHRAE Commissioning Professional (BCxP)
• Data Center Certified Associate (DCCA) or equivalent mission-critical training
• OSHA 10 or OSHA 30 Certification
• Certified Building Commissioning Professional (CBCP)

***Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or transfer sponsorship of an employment visa at this time, including CPT/OPT.***

Benefits: We offer a competitive benefit package for full-time employees that includes:Medical, dental, and vision insuranceCompany paid Life InsuranceVoluntary supplemental life insuranceFlexible spending accountHealth savings accountNon-accrued PTOShort- and Long-Term DisabilityCompany paid holidays401k Retirement Plan with employer matchMental Wellness BenefitsTuition ReimbursementPaid Parental LeaveEmployee Discount MarketplaceEmployee Recognition Platform Individual compensation will be commensurate with the candidate's experience.This position will also be eligible for an annual bonus.NOTE: This job description is not intended to be all-inclusive. Employee may perform other related duties as assigned to meet the ongoing needs of the organization.
Cologix is proud to be an Equal Opportunity Employer. Qualified applicants are considered for employment without regard to age, race, color, religion, sex, national origin, sexual orientation, gender identity, disability, or veteran status. If you need assistance in applying for any of our open positions, please contact us at recruiting@cologix.com or call 720-940-2551.
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Cologix data centers are ISO 27001:2022 and ISO 14001:2015 certified. These certifications demonstrate Cologixs commitment to both information security and environmental stewardship. At Cologix, protecting information assets and minimizing environmental impacts are everyones responsibility.
Cologix employees are responsible for: Understanding and following Cologixs information security, cybersecurity, privacy,and environmental management policies, procedures, and standards. Ensuring conformance with the requirements of both the Information SecurityManagement System (ISMS) and the Environmental Management System (EMS). Remaining vigilant and reporting any information security or environmental incidents,vulnerabilities, risks, or non-conformities to the appropriate teams. Actively participating in Cologixs efforts to maintain and improve information securityand environmental performance.

$150,000 - $165,000 a year

Compensation details: 150000-165000 Yearly Salary

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