Mechanical Construction Project Manager III

Mantis Innovation • Burlington, MA

36d • Hybrid

About The Position

Mantis Innovation provides managed facility services and turnkey program management with technology-enabled solutions that target the entire building footprint. We look at the entire facility-inside and out-and can impact 70% of what a building operator allocates critical budget dollars toward, including: Strategic electricity and natural gas procurement, renewable energy, and demand response; climate impact reduction and reporting, net zero strategies, and sustainability planning; roofing, solar, HVAC assessment management, pavement, building envelope, data center optimization, and EV charging; lighting/LED retrofits, HVAC/mechanical systems, and BMS/BAS improvements and implementation. We deliver big mechanical projects for commercial and industrial clients. This role leads HVAC, boiler, chiller, and piping upgrades from start to finish. You run the field work, the schedule, and the client communication. You keep the job moving, the team aligned, and the work documented. This is a senior role. You'll handle large, complex Boston-area projects. You must be able to manage field crews, read drawings, solve problems fast, and track every detail.

Requirements

• 5-10 years of mechanical construction or mechanical PM work
• Strong HVAC, boiler, and chiller knowledge
• Ability to manage field teams and busy job sites
• Strong schedule and budget control
• Solid documentation skills (Procore a plus)
• Able to read plans and mechanical drawings
• Bachelor's degree required (Construction, Engineering, Architecture, Business, or related)

Nice To Haves

• Mechanical Engineer degree
• PMP, LEED, or similar certifications
• Experience with public-sector mechanical work
• Work on hospitals, industrial plants, or data centers

Responsibilities

• Lead mechanical construction projects from planning to closeout
• Oversee HVAC, boiler, chiller, and piping retrofits
• Run site safety, quality checks, and daily coordination
• Build schedules, budgets, and project plans.
• Manage contractors, vendors, and internal teams.
• Drive documentation: RFIs, submittals, change orders, closeout.
• Serve as the main client contact
• Handle financial tracking and forecasting
• Travel to Boston-area sites as needed

Benefits

• Medical
• Dental
• Vision
• FSA
• HSA
• 401k Matching
• Paid Vacation
• Paid Sick
• Paid Holidays
• Paid Parental Leave
• Paid Short Term & Long Term Disability
• Tuition Reimbursement
• flexible hybrid work schedule (for office-based employees)

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Industry: Publishing Industries
• Number of Employees: 101-250 employees