Mechanical Engineer

ROI Agency • Helena, MT

1d • $120,000 - $170,000 • Remote

About The Position

The Mechanical Engineer serves as a technical subject matter expert for mission-critical and data center projects, leading the design of HVAC, cooling infrastructure, heat rejection systems, controls integration, and mechanical resiliency strategies. The role develops innovative, energy-efficient, and maintainable solutions that meet industry standards and client performance objectives.

This is a remote position with occasional travel for construction-administration project site visits and surveys of existing facilities. Anticipated travel is 10%–25%; approved business travel expenses are reimbursed under company policy. Candidates interested in an office-based or hybrid arrangement may discuss available options. The stated salary range is $120,000–$170,000 annually.

The engineer leads mechanical design from feasibility through construction administration, oversees technical reviews and quality processes, coordinates across disciplines, supports commissioning, utility assessments, and campus master planning, and mentors junior engineers.

Requirements

• 5–10 years of mechanical design experience in mission-critical environments.
• Experience with hyperscale, colocation, enterprise, and edge data center 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

• Professional Engineer (PE) license, or actively pursuing licensure.
• LEED Accredited Professional and/or Certified Energy Manager (CEM) certification.
• Experience with hyperscale, colocation, enterprise, healthcare, or other high-availability facilities.
• 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.

Responsibilities

• Serve as the lead mechanical subject matter expert for mission-critical and data center projects.
• Develop cooling system concepts, including air-cooled and water-cooled chilled water plants, direct expansion systems, and liquid cooling solutions.
• Lead mechanical design through feasibility, concept, schematic, design development, construction documents, and construction administration.
• 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 multiple 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, including employer matching and a discretionary company-share contribution for eligible employees.
• Student loan payment matching through eligible employer retirement contributions.
• 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 and 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