Sr. Mechanical Engineer

Why You'll Love This Role * Lead with influence - Your expertise will shape energy conservation standards and system optimization strategies used across hundreds of facilities nationwide. * See real impact - Your decisions directly reduce energy waste, lower operating costs, and improve occupant comfort in schools, universities, and large institutions. * Blend strategy with hands-on engineering - This role goes beyond design. You'll guide controls, HVAC optimization, commissioning, and long-term performance improvements. * Work with purpose - Join a mission-driven company that has already saved clients $7.3 billion in energy costs - with a bold goal to double that impact in the next five years. * Be the technical authority - Serve as a trusted advisor to clients, internal teams, and leadership on complex mechanical and building systems challenges. About Cenergistic Cenergistic is a nationally recognized, technology-powered energy conservation company with more than 40 years of proven success. We help organizations reduce purchased utility costs, optimize building performance, and foster a culture of conservation. Our proprietary, data-driven energy management platform - paired with a people-first, behavior-based implementation process - delivers measurable savings, healthier buildings, and long-term operational excellence across thousands of client sites nationwide. The Opportunity Cenergistic is seeking a Senior Mechanical Engineer with deep experience in HVAC systems, building automation, and energy performance optimization. In this role, you will provide technical leadership, guide best practices, and serve as a senior engineering resource supporting energy conservation initiatives across commercial and institutional facilities. This role is ideal for an experienced engineer who enjoys mentoring others, solving complex system-level problems, and influencing outcomes at scale. What You'll Do * Lead the development and implementation of energy conservation standards, protocols, and best practices for healthcare buildings * Serve as a senior technical authority for HVAC, mechanical, and building automation system optimization * Review, refine, and approve control strategies and sequences of operation to maximize energy efficiency and system performance * Diagnose and resolve complex HVAC, mechanical, and BAS issues using historical and real-time performance data * Provide technical leadership for commissioning, retro-commissioning, and measurement & verification efforts * Collaborate with field engineering teams, controls specialists, client managers, and facilities leadership to drive performance improvements * Support capital planning, system upgrades, and ROI analysis for client energy initiatives * Prepare and present technical assessments, performance reports, and strategic recommendations to internal leadership and clients * Mentor and train engineers, energy specialists, and technical staff on HVAC systems, controls, and energy optimization strategies * Ensure compliance with all applicable codes, regulations, safety requirements, and industry standards * Build and maintain strong relationships with clients, vendors, and regulatory stakeholders * Anticipated travel: 5-8% What We're Looking For * Bachelor's degree in Mechanical Engineering * 10+ years of experience in HVAC engineering, building HVAC systems, energy conservation, or related engineering disciplines * Advanced knowledge of commercial HVAC systems, including chillers, boilers, air handlers, VFDs, VRF systems, and hydronic systems * Extensive experience with building automation systems and controls platforms (e.g., Tridium/Niagara, Trane, Carrier, Johnson Controls, Siemens, ALC) * Proven success optimizing mechanical systems using controls strategies, analytics, and energy management techniques * Strong experience with ROI modeling, energy performance analysis, and capital justification * Ability to review and interpret mechanical drawings, control diagrams, sequences of operation, and BAS graphics * Excellent communication skills with the ability to influence senior stakeholders, clients, and cross-functional teams * Ability to work independently while providing leadership and technical direction to others Preferred Qualifications * Professional Engineer (PE) license preferred * Commissioning or retro-commissioning experience * Measurement & verification or energy accounting experience * Project management and team leadership experience * Experience in large commercial, institutional, or campus environments Why Cenergistic * National platform with local impact * Long-term growth and stability in the energy conservation industry * Opportunity to influence engineering strategy, not just execute tasks * Work alongside passionate professionals committed to sustainability and operational excellence

Created: 2026-04-02