Job Description

  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 

About the Role
We are seeking a highly motivated Senior Mechanical Engineer to join the Building Management Systems (BMS) department in our New York office.  This role will manage a variety of projects from concept to completion, and will work with upper management on staff development, firm marketing, and efforts to sustain and develop business at JB&B.

• Collaborate with Department Leader to develop conceptual designs and guide projects through completion
• Oversee the review of shop drawings, RFIs, and contract change orders; conduct site visits and punch lists to ensure accurate implementation of designs.
• Manage and review all project – related documents to ensure accuracy and timely delivery
• Present and explain project designs confidently in internal and external meetings
• Coordinate and update project teams to meet design expectations and deadlines
• Initiate and manage design changes, proposals, and approvals

Minimum Qualifications

• Bachelor’s degree in electrical engineering or mechanical engineering
• 8-14 years of engineering experience
• Proficient in all design calculations and software tools (e.g., Revit and AutoCAD) applicable to your discipline
• Strong project management and leadership skills
• Strong understanding of documentation requirements and content for each deliverable phase (e.g., SD, DD, CD and specifications)

Why Work at JB&B?

• 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 learning. 

• Global Impact: Now part of Trinity, our company offers opportunities to work on transformative projects across commercial, healthcare, aviation, life sciences, and data center sectors. 

• Multiple office locations: New York, Boston and Philadelphia. 

What We Offer

• Hybrid workplace offering the flexibility to work both from home and the office 

• Comprehensive benefits package including 401k employer match and stock options 

• Paid time off (PTO), volunteer program and employee resource groups 

• Training and professional development courses through JB&B University 

Estimated compensation range: $122,000-140,000 annual salary.

Jaros, Baum & Bolles is an equal opportunity employer. All qualified candidates will receive consideration for employment without regard to race, ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law.   

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