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Mechanical Engineer - CTJ - Poly

United States, Texas, San Antonio💼 Full-time🗓 2026-07-20 → 2026-07-26

Core

Design, operate, and maintain large-scale mechanical systems and redundant high-capacity cooling infrastructure for 24x7x365 on-site datacenter operations.

Role type

Mechanical Engineer (Data Center Infrastructure)

Builds

New datacenter projects, major infrastructure upgrades, and operational support for backup electrical systems.

Domain

Data Center / Critical Environments / Mechanical Engineering

Deliverable

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

Required skills

Mechanical engineering design, cooling system management, backup electrical system support, supplier selection, change management, safety procedure establishment

Preferred skills

None stated

Technologies

Diesel generators, rotary UPS, cooling systems

Responsibilities

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

Seniority

Mid-level to Senior (1-5+ years experience depending on degree)

Rewrite
## About the role - A desire and capability to learn, grow, and develop new skills - Empower a culture of safety, security, and compliance in all aspect 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 & 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 Clearance with access to Sensitive Compartmented Information (SCI) based on a Single Scope Background Investigation (SSBI) with Polygraph - Failure to maintain or obtain the appropriate U.S. Government 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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