Mechanical Engineer

ROI Agency • San Jose, CA

1d • $120,000 - $170,000 • Remote

About The Position

The Mechanical Engineer Subject Matter Expert (SME) serves as the lead mechanical technical authority for mission-critical and data center projects. The role develops and leads mechanical systems design for high-availability facilities, including HVAC, cooling infrastructure, heat rejection systems, controls integration, and mechanical resiliency strategies. The engineer is responsible for innovative, energy-efficient, maintainable solutions that meet applicable industry standards and client performance objectives.

This is a remote position with occasional travel, anticipated at 10%–25%, for project site visits during construction administration and site surveys at existing facilities. Approved business travel expenses are reimbursed under company policy. Candidates interested in office-based or hybrid arrangements may discuss available options.

The role leads design from feasibility through construction administration, oversees technical reviews and quality processes, supports commissioning, and mentors junior engineers. The stated annual salary range is $120,000–$170,000.

Requirements

• 5–10 years of mechanical design experience in mission-critical environments.
• Bachelor's degree in Mechanical Engineering.
• Strong understanding of ASHRAE, NFPA, IMC, and local building code requirements.
• Excellent communication, technical leadership, and client-facing skills.

Nice To Haves

• Experience with hyperscale, colocation, enterprise, healthcare, or other high-availability facilities; the requirements section also references edge data center environments.
• Familiarity with liquid cooling technologies, including direct-to-chip and immersion cooling applications.
• Experience with central utility plants ranging from 3 MW to 100+ MW campuses.
• Knowledge of ASHRAE TC 9.9 thermal guidelines, energy efficiency strategies, water usage effectiveness (WUE), and power usage effectiveness (PUE) considerations.
• Experience supporting commissioning, integrated systems testing (IST), and operational readiness reviews.
• Professional Engineer (PE) license or actively pursuing licensure.
• LEED Accredited Professional and/or Certified Energy Manager (CEM) credential.

Responsibilities

• Serve as the lead mechanical SME for mission-critical and data center projects.
• Develop cooling system concepts, including air-cooled and water-cooled chilled water plants, direct expansion (DX) systems, and liquid cooling solutions.
• Lead mechanical design through feasibility, concept, schematic, design development, construction documents, and construction administration phases.
• Perform and oversee cooling load analysis, equipment selection, and redundancy evaluations.
• Develop mechanical resiliency strategies for N, N+1, 2N, and concurrently maintainable designs.
• Coordinate with electrical, controls, plumbing, structural, telecommunications, and architectural disciplines.
• Provide technical oversight of vendor equipment, including chillers, cooling towers, CRAHs, AHUs, fan walls, CDU systems, pumps, and BAS controls.
• Support utility capacity assessments and campus master planning efforts.
• Lead technical reviews and QA/QC processes, and support commissioning activities.
• Mentor junior mechanical engineers and support technical staff development.

Benefits

• Medical insurance with UnitedHealthcare plan options and Kaiser options in California.
• Health Savings Account (HSA) or Flexible Spending Account (FSA), depending on medical plan selection.
• Dental insurance through Delta Dental.
• Vision coverage through EyeMed.
• Employee Assistance Program (EAP).
• 401(k) retirement plan with up to 4.5% in total employer contributions, subject to stated eligibility and contribution conditions.
• Student loan payment matching that can qualify for employer retirement contributions, subject to eligibility.
• Company-paid life and AD&D insurance.
• Company-paid short-term and long-term disability insurance.
• Paid time off (PTO).
• Parental leave.
• Optional supplemental life insurance, additional long-term disability insurance, accident/critical illness/hospital indemnity insurance, legal services, and identity theft protection.
• Periodic opportunities to purchase company shares directly.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior