Senior Mechanical Design Engineer

Position: Senior Mechanical Design Engineer

Location: Onsite in Oak Ridge, TN

Clearance: Ability to obtain and maintain a DOE Q clearance

The Senior Mechanical Design Engineer in FMD provides mechanical engineering expertise to support the design and execution of projects involving data center construction, renovation, and other power and cooling-related infrastructure. The engineer assists with developing mechanical design packages, reviewing technical documentation, and ensuring engineering deliverables comply with applicable codes, standards, and organizational requirements.

The role supports project managers, design leads, and cross-functional engineering teams throughout the project life cycle, from conceptual design through construction and commissioning.

U.S. Citizenship is required.

• Provide mechanical engineering support for projects involving data center, power, or cooling-related infrastructure.
• Contribute to the development and review of mechanical design documents, drawings, and specifications.
• Perform mechanical system evaluations, basic calculations, and assist with equipment and material selections.
• Support coordination efforts between engineering disciplines, project managers, construction teams, and stakeholders.
• Assist in ensuring designs comply with applicable codes, standards, and organizational requirements.
• Participate in design reviews, technical discussions, and project meetings as needed.
• Provide engineering input during construction and commissioning activities when requested.
• Help identify and resolve general technical issues related to mechanical systems.

• Bachelor's degree in Mechanical Engineering.
• Minimum of 10 years of experience supporting mechanical design for data center construction/renovation or other power and cooling infrastructure projects.
• Ability to obtain and maintain a DOE Q clearance
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• Proficiency in reading and contributing to plans, specifications, and technical documentation.
• Strong understanding of mechanical engineering fundamentals, design principles, and system requirements.

• Professional Engineer (PE) license preferred
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• Experience with DOE or other federal projects.
• Familiarity with design-build project environments.
• Experience supporting engineering deliverables across the project life cycle (concept, planning, design, construction, and commissioning).
• Understanding of construction safety considerations related to mechanical systems.
• Strong interpersonal and communication skills.
• Ability to collaborate effectively within multidisciplinary teams.

Supporting critical missions at the intersection of data and science, Key Logic provides mission management, systems analysis, data analytics, digital transformation, and cybersecurity to customers in the energy, federal civilian, and defense sectors, with a 20+ year portfolio of successes supporting DOE, DOC, EPA, DOD, DHS, FBI, and other federal agencies challenged with complex missions. We help our customers solve the world's most challenging problems with unsurpassed anticipatory service.

Key Logic employs over 600 team members, including systems designers, developers, data scientists, IT and cybersecurity specialists, engineers, mission experts, program managers, and more than 70 Ph.D. scientists. This multidisciplinary team works together solving challenging problems with anticipatory service-always staying one step ahead-benefiting our customers, and ultimately helping build a better world.

We are committed to the success of each customer's mission. We care enough to make their mission our mission and their success our success. We take technical service delivery to a level above our peers. Our anticipatory service is best-in-class.

Key Logic is an Equal Opportunity/Equal Access Employer. Key Logic is committed to a policy of non-discrimination against individuals on the basis of any legally protected status.

If you need a reasonable accommodation for any part of the employment process, please contact us by email at and let us know the nature of your request and your contact information. Request for accommodation will be considered on a case-by-case basis.