Mechanical Engineer

ROI Agency • New Gloucester, ME

1d • $120,000 - $170,000 • Remote

About The Position

The Mechanical Engineer serves as a subject matter expert and technical authority for mechanical systems in mission-critical projects, including data centers and other high-availability facilities. The role leads the development of HVAC, cooling infrastructure, heat rejection, controls integration, and mechanical resiliency strategies, delivering innovative, energy-efficient, and maintainable solutions that meet industry standards and client performance objectives.

The position is remote, with occasional travel for construction administration site visits and surveys of existing facilities. Anticipated travel is 10%–25%, and approved business travel expenses are reimbursed. Candidates may discuss office-based or hybrid work options. The stated annual salary range is $120,000–$170,000.

The Mechanical Engineer leads mechanical design across project phases, from feasibility and concept through construction administration; oversees cooling analyses, equipment selection, and redundancy; coordinates with multidisciplinary teams and vendors; and supports planning, reviews, commissioning, and staff development.

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) credential.
• 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 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 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.
• Vision insurance.
• Employee Assistance Program (EAP).
• 401(k) retirement plan with up to 4.5% in total employer contributions, including employer matching and an additional discretionary contribution in company shares 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 and additional long-term disability insurance.
• Optional accident, critical illness, and hospital indemnity insurance.
• Optional legal services and identity theft protection.
• Periodic opportunities to purchase company shares directly.

What This Job Offers

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