Senior Energy Engineer

Willdan; New York (NY); On-site; USD 100,000 - 150,000; Full time

Job summary

Willdan is seeking a Senior Energy Engineer in New York, NY to drive peak building performance through energy project development, retro-commissioning, and on-site leadership. You will manage on-site energy managers, lead cross-disciplinary teams, and deliver analyses that cut energy waste while boosting reliability and occupant comfort.

The role emphasizes collaboration with design, construction, and facility staff, applying advanced modeling tools and performance benchmarks to achieve client

Qualifications

• Bachelor's degree in mechanical, electrical, or related engineering field.
• PE or CEM preferred.
• Working knowledge of NY/NJ utility incentive programs (ConEd, NYSERDA, NJ SmartStart).
• Five+ years of progressive project development experience.
• Experience in Public Sector energy engineering with hospitals, universities, and laboratories.
• Excellent initiative and interpersonal communication skills.

Responsibilities

• Manage and deliver targets as an On-site Energy Manager at various buildings.
• Conduct site visits, inspections, and assessments of mechanical systems.
• Develop energy projects from feasibility through budgeting and implementation.
• Lead energy modeling, utility analysis, and financial analysis activities.
• Troubleshoot system performance and scale verification procedures.
• Collaborate with contractors to ensure correct BAS/BMS installation and operation.
• Support retro-commissioning by identifying inefficiencies and recommending actions.
• Lead retro-commissioning activities for HVAC, lighting, and controls.
• Produce technical documentation, training guides, and reports.
• Provide mentorship to junior engineers and coordinate with project stakeholders.

Skills

Energy modeling

Retro-commissioning (RCx)

Building automation systems

Data analytics

Project management

Client engagement

Education

Bachelor's degree in mechanical or electrical engineering

PE or CEM preferred

LEED-AP / CEM / DBIA certifications a plus

Job description

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

Senior Energy Engineer

New York, NY, US

Salary Range: $100,000.00 To $150,000.00 Annually

Enica Engineering, a division of Willdan Group Inc, provides services built on its industry-leading controls expertise and unique, hands‑on project delivery. We offer services in project development, building automation engineering, control system optimization, energy metering, and field engineering services. Our clients include major medical campuses, universities, hospitals, and pharmaceutical and industrial firms in the greater New York area.

The Senior Energy Engineer ensures buildings operate at peak performance by applying expertise in energy project development/ implementation, retro‑commissioning (RCx), building operations optimization, and on‑site troubleshooting/ investigation. This role combines technical execution, client engagement, and leadership, requiring strong collaboration with design, construction, and facility teams to reduce energy waste, improve system reliability, and enhance occupant comfort. The role requires regular exercise of independent judgment in matters of significance, including project execution, technical recommendations, and client advisement. This role also requires the engineer to be a subject matter expert in their chosen field.

• Manage and deliver targets as an On‑site Energy Manager at various buildings.
• Conduct and oversee site visits, inspections, and assessments of mechanical systems.
• Develop and implement energy projects for our clients. This includes but is not limited to leading a team to complete:
  • Project identification and Feasibility
  • Scope of Work Development
  • Project Budgeting
  • Energy Modeling and Analysis
  • Utility Analysis
  • Financial Analysis
• Troubleshoot and oversee system performance verification on a continuous basis while setting up procedures to scale this task.
• Collaborate with contractors and vendors to ensure correct installation and operation of building automation systems and HVAC equipment.
• Support retro‑commissioning by analyzing existing systems, identifying inefficiencies, and recommending corrective actions.
• Document and resolve deficiencies with contractors and facility staff.
• Lead retro‑commissioning team activities for HVAC, lighting, controls, and building automation systems.
• Develop and implement retro‑commissioning plans, pre‑functional checklists, and functional test procedures.
• Use data acquisition and analytics to optimize energy usage and performance.
• Apply modeling tools and simulations to support control strategies and benchmarking.
• Design & Construction Support
  • Lead project engineering teams in energy modeling and engineering report development for specified optimization of building automation and control systems (BAS/BMS) in client facilities.
  • Review design documents for constructability, energy performance, and operational effectiveness.
  • Provide commissioning input during design to align with Enica’s performance and sustainability standards.
  • Participate in factory witness testing, submittal reviews, and inspections.
  • Support project managers with RFIs, punch lists, and project closeout.
• Technical Documentation & Training
  • Produce system schematics, wiring diagrams, logic narratives, manuals, as‑builts, and training guides.
  • Deliver training to clients and internal teams.
• Client Engagement
  • Meet with clients regularly to understand goals, provide guidance, and present recommendations clearly.
  • Build strong relationships to support repeat business and new opportunities.
  • Deliver presentations and reports that communicate future energy projects that deliver savings and client success, performance gaps, and corrective actions.
  • Support sales with technical input, scope development, and budget estimates.
• Provide technical oversight and mentorship to junior engineers.
• Coordinate with owners, architects, engineers, and contractors to ensure cohesive execution.
• Review vendor/subcontractor deliverables, submittals, and change requests.
• Perform QA for several types of deliverables – i.e., audit the QC of the reviewers.

Job Requirements / Qualifications

• Bachelor's degree in mechanical, electrical, or a related field of engineering is required.
• PE or CEM is preferred.
• Additional project development, engineering, and energy related professional certifications are a plus (e.g. LEED‑AP, CEM, DBIA, etc.)
• Working knowledge of NY/NJ utility incentive programs (ConEd, NYSERDA, NJ SmartStart) is required
• Five or more years of progressive project development experience.
• Experience in Public Sector energy engineering with hospitals, pharmaceuticals, research laboratories, commercial offices, and higher education preferred.
• Excellent initiative, and interpersonal communications skills required.
• Demonstrates engineering and analytical acumen to develop complex solutions and build credibility.
• Experience working on complex projects and interdisciplinary teams of professionals.
• Moderate regional travel required with possibility of limited national travel; overnight travel occasionally required.

EEO Non-Discrimination and ADA Reasonable Accommodation Statement

Willdan is an equal opportunity employer. Applicants are considered for all positions without regard to race, religious creed, color, age marital status, sex, sexual orientation, gender identity, gender expression, citizenship status, national origin, ancestry, religion, military service or veteran status, disability, medical condition, childbirth and related medical conditions, genetic testing, reproductive status or any other classification protected by federal, state or local laws and ordinances. Willdan does not discriminate on the basis of physical or mental disability where the essential functions of the job can be reasonably accommodated. Determinations on requests for reasonable accommodation will be made on a case‑by‑case basis. If you need reasonable accommodation for any part of the application and hiring process, please notify us.

Willdan Energy Solutions participates in E-Verify.