Building Systems Engineer or Project Engineer

We are seeking an experienced Building Systems Engineer or Project Engineer with a strong Mechanical background to join our team. The successful candidate will contribute to the design, coordination, delivery, and optimization of building mechanical systems-particularly HVAC-for energy generation facilities and commercial/educational projects. This role blends technical engineering expertise with project execution responsibilities, supporting design-build delivery, system integration, and long-term operational performance., · Lead or support the design and development of building mechanical systems (i.e., HVAC systems, Ventilation/Indoor quality, Hydronics, Plumbing-related mechanical coordination, building automation and control, etc.) for commercial and educational buildings.

· Perform or oversee load calculations, equipment selection, ductwork/piping layout, energy modeling, and system integration using industry-standard tools (e.g., Trace, HAP, Carrier, Revit, AutoCAD).

· Coordinate multidisciplinary project efforts across mechanical, electrical, plumbing, controls, and structural disciplines to ensure cohesive building systems design and delivery.

· Prepare and review design documents, specifications, drawings, calculations, and project deliverables for HVAC, hydronic, ventilation, and related mechanical systems.

· Support design-build project execution from concept through construction administration, including schedule coordination, budget awareness, and technical issue resolution.

· Evaluate system performance for energy efficiency, reliability, and seamless integration with renewable or alternative energy sources.

· Conduct site visits, field investigations, commissioning support, and coordination with operations/maintenance teams.

· Ensure designs and installations comply with applicable codes, standards (ASHRAE, IMC, NFPA, etc.), and client requirements.

· Review contractor submittals, respond to RFIs, and provide technical support during construction and startup.

· Collaborate with project managers, owners, and facility operators to support long-term building systems performance and maintenance considerations.

· Mentor junior staff and contribute to continuous improvement of design standards, project processes, and best practices.

· Bachelor’s degree in Mechanical Engineering, Building Systems Engineering, or a related field (PE license preferred or ability to obtain within a reasonable timeframe).

· 5-10 years of progressive experience in building systems engineering, or project engineering roles.

· Proven experience with HVAC and mechanical systems for commercial, institutional, and/or industrial/energy generation facilities.

· Strong technical foundation in HVAC principles, hydronic systems, ventilation, energy recovery, and building systems integration.

· Proficiency in HVAC load calculation software, AutoCAD, and Revit (BIM experience preferred).

· Familiarity with energy codes, sustainability standards, and high-efficiency system design.

· Demonstrated ability to coordinate projects, manage technical deliverables, and work effectively in multidisciplinary teams.

· Excellent written and verbal communication skills.

· Willingness to travel occasionally for site visits and project meetings.

Preferred Qualifications

· Experience with design-build project delivery and energy infrastructure (CHP, combined cycle, biogas/landfill gas facilities, central utility plants).

· Knowledge of renewable energy integration, thermal energy systems, and performance optimization.

· Experience supporting operations, maintenance, or commissioning of building and energy systems.

· Professional Engineer (PE) license.

· Project management exposure or PMP certification a plus.

· LEED accreditation or similar sustainability credentials.

DCO Energy (DCO) is a nationally recognized developer of sustainable and renewable energy facilities that enriches the communities it operates by partnering with contractors, businesses, and talent. DCO Energy applies robust and innovative design, construction, and operation methodologies resulting in sustainable and safe solutions for owners in different industry sectors.