Design Engineer

Smart Building Technologies, 5123 Pegasus Court Suite T, Frederick, Maryland, United States of America

Posted Monday, December 29, 2025 at 5:00 AM

Ready to grow your career while driving the future of smart buildings? At Smart Building Technologies (SBT), a Fidelity company, we’re helping facilities run smarter, safer, and more efficiently through innovative building automation and control solutions. We’re looking for a Design Engineer who’s passionate about technology, detail-oriented, and ready to help shape high-performance environments through exceptional system design. If you love solving complex challenges, turning technical concepts into reality, and working alongside a collaborative, fast-paced team — this is your opportunity to make an impact.

• Design complete building automation systems including mechanical system layouts, electrical drawings, bills of materials, sequences of operations, valve and damper schedules, and DDC panel layouts.
• Determine the best mix of products and installation methods to deliver cost-effective, efficient project solutions.
• Prepare submittals, shop drawings, and schedules for handoff to Operations.
• Act as a technical resource for team members and customers throughout project development.
• Participate in sales-to-operations turnover meetings to validate project accuracy and design intent.
• Conduct on-site walkthroughs as needed to refine project design.
• Design network architectures supporting operator workstations, DDC field panels, and third-party integrations (LON, Ethernet, Modbus, BACnet).
• Review plans, specifications, and codes to assess project requirements and risks.
• Generate DDC point databases and provide startup documentation for commissioning.
• Support engineering re-estimates and communicate scope updates to Project Managers.
• Prepare and issue RFIs when clarification is needed.
• Identify cost‑saving opportunities and maintain complete, organized project documentation.

• Associate or Bachelor’s degree in Mechanical Engineering, Electrical Engineering, or a related field.
• Experience with Delta and/or Reliable Controls design preferred.
• 2–5 years of engineering or systems design experience.
• Proficiency in Microsoft Office and AutoCAD.
• Strong understanding of building automation, mechanical systems, and design principles.
• Excellent communication and collaboration skills.
• Independent problem‑solving and decision‑making abilities.

• Professional Development:
  Access to training, workshops, and certifications to sharpen your skills and grow your career.
• Career Advancement:
  Clear pathways for growth within Fidelity Building Services Group’s network of companies.
• Generous PTO:
  Ample paid time off to rest, recharge, and spend time doing what you love.
• Health & Well‑being:
  Comprehensive health benefits including medical, dental, and vision coverage.
• Competitive Pay: $80k+ Salary commensurate with experience, plus opportunities for performance‑based incentives.

As the leader in complete solutions for Building Automation Systems, Smart Building Technologies, a Fidelity Company, helps building engineers, building managers, and building owners operate with efficiency centered around Maryland, Virginia, and Washington, D.C. Our specialty is reinvigorating buildings with aged and outdated systems. For buildings with old systems, we provide the most comprehensive overhaul of inefficient systems in the industry.

We do this by monitoring and correcting areas of the existing system that are losing heat and energy, prior to connecting all components to a central automated control mechanism to ensure the highest level of energy efficiency.

Smart Building Technologies is the industry leader in Building Automation Systems, Energy Management Systems, Facility Monitoring Services, Critical Systems Monitoring, and Smart Lighting Solutions. We utilize Open Protocol Technologies to integrate all systems and manufacturers, meaning that existing equipment can be integrated into an established Building Automation System.