Commissioning Leader

Join JB&B and shape the future of the built environment!

Founded in 1915, Jaros, Baum, & Bolles has been a pillar of engineering innovation in New York City for over a century. Specializing in mechanical, electrical, plumbing (MEP), JB&B has contributed to some of the most iconic buildings.

In October 2025
, JB&B joined forces with Trinity Consultants
, a global consulting firm focused on the natural and built environments. JB&B now operates within Trinity's Built Environment
division
, combining its deep expertise in high-performance building systems with Trinity's strengths in acoustic design, facility operations, commissioning, and technology strategy.

This strategic merger expands JB&B's capabilities and offers employees:

• Access to a broader portfolio of international projects and clients
• Enhanced career mobility across Trinity's global network
• Interdisciplinary collaboration with experts in sustainability, environmental science, and digital infrastructure

We are seeking a strategic, collaborative, and experienced Electrical Lead Commissioning Engineer to join our Field Department in our New York office. This leadership role is ideal for someone who thrives in a dynamic environment, excels at project management, and is passionate about mentoring teams and driving firm-wide success.

As an Electrical Associate in the Field Department, you’ll serve as a trusted advisor, project leader, and representative of the firm. You’ll manage a variety of projects from concept to completion and contribute to the strategic direction of the department and the firm.

• Lead conceptual design and guide teams through construction documentation and project completion
• Communicate with clients regarding deadlines, deliverables, and project issues
• Coordinate internally with project teams and externally with Owners, Contractors, and Field Department Leaders (FDLs)
• Manage collaboration with internal design departments and third‑party engineering firms
• Oversee documentation control, including OPR narratives, observation reports, and test logs
• Manage multiple field service functions on large‑scale projects (1M+ ft²), including meetings, field activities, and client inquiries
• Develop and manage project schedules and ensure timely delivery of all documentation
• Review technical documents for accuracy and clarity; ensure proper distribution
• Prepare meeting agendas and minutes, and track milestones
• Identify design issues and submit RFIs or recommendations to resolve them
• Prepare technical letters and memos addressing design challenges or code interpretations
• Complete large‑scale projects from start to finish while maintaining strong client relationships
• Provide final review and distribution of project summaries and reports

• Bachelor’s degree in electrical engineering or related discipline from an ABET-accredited program
• Minimum of 5+ years of electrical-focused commissioning or other relevant experience, including managing small teams
• Holds a professional certification (e.g., PE, LEED, CCP, CEM)
• Advanced understanding of MEP systems with a focus on electrical, energy and building codes, and documentation phases (preconstruction through closeout)
• Proficient in MEP design tools, field software (e.g., Blue Rithm), and project financial tools (e.g., Deltek)
• Strong troubleshooting skills and technical writing abilities
• Maintains affiliation with a major professional organization (e.g., BCxA, AEE, ASHRAE, USGBC)

• Legacy + Innovation:
  Our company blends a rich history with forward‑thinking design, including smart building systems and deep carbon reduction strategies.
• Collaborative Culture:
  With over 400 professionals, our company fosters mentorship, teamwork, and continuous…