Sr. Building Systems 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, Architectural, Electrical or Energy Engineering or related technical field.
• 7+ 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