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Critical Environment Mechanical Engineer - CTJ - Top Secret

United States, Virginia, Manassas💼 Full-time🗓 2026-07-21 → 2026-07-31

Core

Act as technical authority for on-site operations of large-scale mechanical systems and designs in 24x7x365 datacenter environments, collaborating with IT and Critical Environments teams to support operations, maintenance, and infrastructure upgrades.

Role type

Senior IC mechanical engineer (data center critical environments)

Builds

Data center mechanical designs, redundant high-capacity cooling systems, backup electrical systems (diesel generators, rotary UPS)

Domain

Data center infrastructure / Critical environments

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Mechanical engineering design, data center operations, cooling system management, backup power systems, supplier management, change management

Preferred skills

Master's or Doctorate in Mechanical Engineering, experience with federal government customer requirements

Technologies

Diesel generators, rotary UPS, redundant cooling systems

Responsibilities

Act as technical authority for on-site operations of large-scale mechanical systems, collaborate on data center mechanical designs from conception to IFC, establish and coordinate maintenance and safety procedures, oversee mechanical supplier selection and execution

Seniority

Senior, hands-on IC

Rewrite
## About the role - A strong desire and capability to learn, grow, and develop new skills - Empower a culture of safety, security, and compliance in all aspects of data center activities - Understand the design and functionality of your datacenter - Work alongside a team of industry professionals across the Information Technology (IT) and Critical Environments (CE) spectrum to support 24x7x365 on-site datacenter operations and mechanical infrastructures - Act as the technical authority for on-site operations of large-scale mechanical systems and designs - Collaborate with the Operations and Design team to develop data center (DC) mechanical designs, starting from project conception to issue for construction (IFC) for new DC projects build outs and major infrastructure upgrades - Establish and coordinate maintenance and safety procedures, maintaining redundant high-capacity cooling systems; to operating and supporting datacenter backup electrical systems (diesel generators, rotary UPS, etc.) - Assist with supplier selection and overseeing mechanical supplier execution - Lead through change by bringing clarity, generating energy, and delivering success ## Requirements - Master's Degree in Mechanical Engineering, or related field AND 1+ year(s) related technical engineering experience - OR Bachelor's Degree in Mechanical Engineering, or related field AND 2+ years related technical engineering experience - These requirements include, but are not limited to the following specialized security screenings: - The successful candidate must have an active U.S. Government Top Secret Security Clearance. Failure to maintain or obtain the appropriate clearance and/or customer screening requirements may result in employment action up to and including termination. - Clearance Verification: This position requires successful verification of the stated security clearance to meet federal government customer requirements. You will be asked to provide clearance verification information prior to an offer of employment. - Citizenship & Citizenship Verification: This position requires verification of U.S. citizenship due to citizenship-based legal restrictions. Specifically, this position supports United States federal, state, and/or local United States government agency customer and is subject to certain citizenship-based restrictions where required or permitted by applicable law. To meet this legal requirement, citizenship will be verified via a valid passport, or other approved documents, or verified US government Clearance ## Nice to have - Doctorate in Mechanical Engineering, or related field - OR Master's Degree in Mechanical Engineering, or related field AND 3+ years related technical engineering experience - OR Bachelor's Degree in Mechanical Engineering, or related field AND 5+ years related technical engineering experience - OR equivalent experience
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