Project Engineer, Building Services Engineer

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

Ready to work on some of the most high-profile and technically complex projects on the East Coast, especially here in New York City? As a Project Engineer at JBB, you'll join a team delivering impactful healthcare projects while also gaining exposure to a diverse portfolio across multiple sectors. Whether you're passionate about healthcare or looking to break into the space, you'll be supported by a group known for developing talent and providing hands‑on mentorship.

Working under one of JBB's most respected leaders, you'll collaborate directly with clients and stakeholders, contribute to highly visible projects, and build a well-rounded career without being confined to a single market sector.

• Leads full design on tenant fit‑out projects; key designer on base building and infrastructure upgrades; assembles complete contract documents including specifications.
• Establishes design criteria from project proposals and assembles Basis of Design documents.
• Leads design for all ancillary trade systems including UPS, generators, fuel oil, secondary water, and water reclamation systems.
• Reviews shop drawings, RFIs, and contractor change orders; performs site visits and punch lists with limited supervision.
• Assists in establishing project schedules that ensure effective use of resources and on‑time delivery.
• Holds team members accountable to deadlines and delivery expectations, regardless of their position.
• Attends project meetings independently; provides technical expertise and communicates decisions clearly.
• Assists in preparing proposals and managing add services; coordinates design and owner‑directed changes.
• Manages cross‑discipline coordination to keep documents aligned and expectations met across the full project team.
• Anticipates problems, addresses them proactively, and proposes solutions that prevent recurrence.
• Reviews and supports junior team members' work for quality and completeness.
• Actively mentors engineers, including leading JB&B University courses.
• Communicates project goals clearly to align all team members with client expectations.
• Contributes to department standards and firm knowledge, including The Pine.

• Proficiency in discipline‑specific design calculations and tools (Revit, AutoCAD).
• Strong understanding of trade‑specific scope, codes, and coordination requirements.
• Strong understanding of documentation requirements for each project phase (SD, DD, CD, specifications).
• Demonstrated ability to manage others and hold a team accountable to deadlines.
• Strong verbal and written communication; comfortable leading meetings and representing the team.
• Emerging project management skills, including proposal preparation and add services management.

• Bachelor's…