Senior Instrumentation & Controls Engineer

Who We Are... At Ecosystem, we believe we should be accountable for results. That’s why we've integrated engineering and construction, seeing our projects through from design concept to implementation and commissioning. And that's how we can efficiently solve complex energy and decarbonization challenges in the built environment. Here are some of the projects we've been working on recently : , , , . Why This Role Matters... As a Senior Instrumentation & Controls Engineer in DC, you'll play a strategic and technical leadership role during a time of rapid growth. Your expertise will ensure the success of multimillion-dollar energy projects. You will bridge complex MEP design with real-world building performance—engineering custom control strategies and optimizing mechanical systems to meet energy, comfort, and operational goals. From pre-design through commissioning and beyond, your input will deliver measurable ROI and long-term sustainability. What You Will Do… Technical Leadership & System Design :

• Conduct on-site assessments of BAS and mechanical systems.
• Analyze BAS legacy sequences and architectures for optimization opportunities.
• Specify BAS components and design custom control strategies.
• Ensure mechanical system designs are fully controllable and aligned with automation strategies. Project Development & Bidding :
• Lead controls assessments during bid phases and generate scope estimates.
• Prepare RFP documentation, including sequences and points lists.
• Support client presentations and internal reviews pre-award.Construction & Commissioning :
• Oversee BAS installations; liaise with contractors and project teams.
• Attend start-ups to ensure readiness and validate programming.
• Confirm implementation of control logic and user-friendly interfaces.
• Troubleshoot issues on-site and resolve them in real-time.
• Lead or support full commissioning to ensure systems perform to specifications. Optimization, Monitoring & Client Support :
• Optimize programming to meet performance guarantees post-installation.
• Train client facilities staff on BAS and integrated system operation and provide clients with clear, actionable technical insights.
• Monitor system data during the M&V phase and troubleshoot anomalies.
• Support data collection and reporting for ongoing performance validation. Mentorship & Internal Innovation :
• Mentor junior engineers and technicians on controls design and commissioning best practices.
• Champion cross function knowledge transfer to internal Project Team : engineers / construction managers / subcontractors.

What You Bring...

What Ecosystem Offers…

Join a mission-driven, stable organization with over 30 years of experience modernizing the built environment – delivering guaranteed results and generating over 30% in energy savings!  $115,000 - $155,000 a year