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Assistant Project Manager - Mechanical

Mantis InnovationWorcester, Massachussets, United States | Bridgeport, Connecticut, United States | Hartford, Connecticut, United States | New Haven, Connecticut, United States | Stamford, Connecticut, United States | Waterbury, Connecticut, United States | Andover, Massachussets, United States | Bedford, Massachussets, United States | Springfield, Massachussets, United States | Boston, Massachussets, United StatesHybrid, Onsite
Mantis Innovation is a leading facility performance consultant and project delivery engine that delivers smart, sustainable solutions to improve building performance and unlock operational efficiency. We serve over 70% of what a building owner/operator spends on their facilities — from building envelope and pavements to mechanical systems, lighting, energy procurement, and more.
We are seeking a motivated and detail-oriented Assistant Project Manager (APM) to support large-scale mechanical retrofit projects for our commercial and industrial clients. This is an excellent opportunity for a junior professional to grow in a dynamic environment, gain hands-on experience in mechanical project delivery, and work alongside experienced project managers, engineers, and field teams.

Key Responsibilities


  • Assist with site audits and data collection for mechanical and boiler systems.
  • Support the development of project scopes, budgets, and schedules.
  • Coordinate with utility partners to support incentive applications and compliance.
  • Track project progress using Procore, Microsoft Excel, and Unanet (training provided).
  • Help prepare client-facing documents, meeting agendas, and project deliverables.
  • Maintain accurate project documentation and update shared folders regularly.
  • Support vendor coordination, scheduling, and logistics.
  • Attend site visits and OAC (Owner-Architect-Contractor) meetings; take and distribute notes.
  • Collaborate with senior project managers to ensure projects are delivered on time and on budget.

Qualifications


  • 2–4 years of experience in construction, mechanical systems, or energy efficiency project delivery (co-op/internship experience acceptable).
  • Exposure to or understanding of boiler systems, HVAC equipment, or MEP projects.
  • Experience using Procore, or similar project management platforms (e.g., Buildertrend, PlanGrid).
  • Comfortable working with Microsoft Excel, Word, PowerPoint, and cloud file systems.
  • Comfortable reading and understanding construction documents.
  • Strong organizational and communication skills.
  • Willingness to travel regionally up to 30% (mostly day trips).
  • Bachelor’s degree in mechanical engineering, construction management, energy systems, or a related field preferred — but not required.

$85,000 - $100,000 a year

Why Join Mantis Innovation?


> Gain hands-on experience in impactful infrastructure projects> Work in a collaborative environment with experienced mentors> Grow your skills in project management, construction, energy efficiency, and sustainability> Help reduce carbon emissions and modernize critical building systemsIf you're ready to build a strong foundation in mechanical project management and contribute to meaningful, energy-forward retrofit work, we encourage you to apply.Apply for this job

Life at Mantis Innovation

Thrive Here & What We Value1. Values Your Skills and Dedication2. Quickly Growing Field3. Competitive Pay4. Professional Growth Opportunities5. Job Security6. Emphasis on Mutual Respect and Safety7. Friendly and Enjoyable Working Environment8. Attractive Compensation Packages with Exceptional Employee Benefits9. Proprietary software tools for full suite of services10. Leading turnkey facility consulting company that delivers smart, sustainable solutions to improve facility performance across key functions
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