Senior Mechanical Project Engineer — Hybrid/Remote Energy

Mantis Innovation; Denver (CO); Hybrid; USD 130,000 - 145,000; Full time

Benefits offered by this job

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

Job summary

Mantis Innovation is seeking a Senior Project Engineer to identify, design, and implement utility and infrastructure improvements for industrial and commercial clients. This role leads technical assessments, feasibility analyses, and project scoping from concept through implementation.

You will develop project economics, savings calculations, and investment‑grade cost estimates, coordinate internal and external teams, and ensure high‑quality engineering deliverables on time and within scope.

Qualifications

• Bachelor’s degree in engineering or related field.
• 5–10 years of experience in development, design, or delivery of utility system modernization, energy efficiency, or related infrastructure projects.
• Experience supporting industrial and/or commercial projects.
• Technical experience with utility, HVAC, mechanical, or related infrastructure systems.
• Ability to independently manage engineering work and coordinate with clients, internal teams, and external partners.

Responsibilities

• Conduct site surveys and collect data to establish project baselines.
• Analyze facility infrastructure to identify energy, water, and operational improvement opportunities.
• Perform feasibility studies and technical evaluations for utility modernization and energy efficiency solutions.
• Develop project scopes, engineering assumptions, savings calculations, and investment‑grade cost estimates.
• Prepare technical recommendations, project economics, and supporting documentation for client proposals and decision‑making.
• Lead design engineering activities for approved projects, ensuring technical quality and alignment with project objectives.
• Coordinate internal and external engineering resources to deliver design work on schedule and within scope.
• Manage engineering support for project implementation, including design‑build coordination, technical reviews, and integration of applicable incentives or funding opportunities.

Skills

Site surveys

Feasibility studies

Cost estimation

Engineering design

Project coordination

Education

Bachelor’s degree in engineering or related technical field

PE license or LEED AP credential

Job description

Mantis Innovation is seeking a Senior Project Engineer to identify, design, and implement utility and infrastructure improvements for industrial and commercial clients. This role leads technical assessments, feasibility analyses, and project scoping from concept through implementation.

You will develop project economics, savings calculations, and investment‑grade cost estimates, coordinate internal and external teams, and ensure high‑quality engineering deliverables on time and within scope.