Mechanical Energy / CHP Engineer Location: Remote within the United States Schedule: Full-time; must support Eastern Time business hours Travel: Project-site travel as required Pay Rate: $80–$120 per hour Engagement: Contract Position Overview Cullerton Group is seeking a Mechanical Energy / CHP Engineer to support complex energy-performance and resilience projects. The engineer will develop mechanical systems involving combined heat and power, boilers, natural-gas generation, heat recovery, HVAC, piping, and related facility infrastructure. Responsibilities Design and evaluate CHP and other distributed-energy systems. Develop mechanical designs involving boilers, natural-gas engines, generators, heat recovery, HVAC, pumps, piping, and central plants. Perform thermal-load calculations and size mechanical equipment. Evaluate the recovery and productive use of heat from onsite generation. Prepare calculations, specifications, equipment schedules, drawings, and technical reports. Evaluate energy consumption, operating costs, system efficiency, and lifecycle economics. Develop designs from early concepts through detailed construction documents. Coordinate mechanical designs with electrical, controls, architectural, structural, and civil disciplines. Support facility assessments, design reviews, construction, and commissioning. Ensure compliance with applicable mechanical codes, federal criteria, customer standards, and safety requirements. Required Qualifications Bachelor’s degree in mechanical engineering. Significant experience with CHP, boilers, central plants, HVAC, or complex thermal-energy systems. Experience with heat recovery, mechanical piping, pumps, and equipment sizing. Ability to produce engineering calculations, specifications, and design documents. Experience supporting commercial, industrial, institutional, or federal facilities. Federal-project experience. Ability to support Eastern Time hours and travel when required. Ability to satisfy project-specific federal, CUI, export-control, citizenship, and security requirements. Preferred Qualifications Active Mechanical PE license. Multiple state PE licenses and an active NCEES Record. Mechanical EOR experience. UFC or DoD facility experience. Natural-gas engine and generator experience. Energy-performance contracting experience. Commissioning experience. Active or previous security clearance.