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 qualified, confident, and collaborative Entry-Level Electrical Engineers to join our Philadelphia office. This is an exciting opportunity to launch your career with a firm known for engineering excellence and innovation.
As an Electrical Engineer at JB&B, you’ll work on a wide range of projects—varying in size, complexity, and duration—across multiple sectors. You’ll collaborate with senior engineers and partners, gaining hands-on experience and mentorship while contributing to impactful client solutions.
Key Responsibilities
- Complete tasks on fit-out, base building, and infrastructure upgrade projects
- Assemble riser diagrams, schedules, and floor plans
- Assist in planning and coordinating routing of major distribution systems, equipment rooms, closets, shafts, and risers
- Review shop drawings and perform site visits and punch lists under senior supervision
- Work on electrical distribution, circuiting, and calculations for electrical systems
- Lay out switchgear, generators, and panels; perform basic load and voltage drop calculations using software
- Conduct site surveys, punch lists, and design reviews
- Bachelor’s degree in electrical engineering required (by Summer 2026)
- 0-1 years of MEP design engineering experience
- Excellent oral and written communication
- Demonstrated success collaborating in a team environment
- Basic understanding of design software tools, Revit and AutoCAD preferred
- 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.
- 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
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.
Skills Required
- Bachelor's degree in Electrical Engineering, required by Summer 2026
- 0-1 years of MEP design engineering experience
- Excellent oral and written communication skills
- Demonstrated success collaborating in a team environment
- Basic understanding of design software tools
- Experience with Revit and AutoCAD
What We Do
Jaros, Baum & Bolles (JB&B), founded in 1915, is an engineering firm specializing in mechanical, electrical, and plumbing (MEP) systems. They create high-performance building designs that contribute to sustainable, low-carbon built environments. Now operating within Trinity Consultants' Built Environment division, the company combines its deep expertise in high-performance building systems with strengths in acoustic design, facility operations, commissioning, and technology strategy.
