What are the responsibilities and job description for the Mechanical Engineer position at Plan B Climatech?
$110k-$150 | Mechanical Engineer | Hybrid (2-3 days) | Philadelphia
About the Firm
Century-old engineering firm headquartered in New York City, renowned for its leadership in mechanical, electrical, and plumbing (MEP) design across high-profile projects worldwide. With a legacy of over 14,000 completed projects in more than 30 countries, this company combines deep industry expertise with a forward-thinking approach to innovation, offering specialized services like building intelligence, deep carbon reduction, and architectural lighting design. Employees benefit from exposure to cutting-edge work, strong mentorship for early-career professionals, and a collaborative environment that values technical excellence. With a great reputation, global reach, and commitment to engineering innovation make it a compelling choice for professionals seeking impactful careers in the built environment.
Role Overview
As a Mechanical Engineer, you will take a leadership role in the design and coordination of mechanical systems for large-scale building projects. You’ll manage project deliverables from concept through construction, mentor junior engineers, and serve as a primary technical and client-facing representative.
Key Responsibilities
- Lead HVAC and mechanical system design for commercial, institutional, datacenters and mixed-use developments
- Develop design concepts, perform load calculations, and prepare system schematics and equipment layouts
- Coordinate closely with electrical, plumbing, fire protection, structural, and architectural teams to ensure seamless integration
- Oversee design documentation through all project phases (SD, DD, CD)
- Review submittals, respond to RFIs, and perform site visits to verify installation and performance
- Mentor and supervise junior engineers, ensuring technical accuracy and professional growth
- Support project management tasks, including scheduling, budgeting, and client communication
- Contribute to internal initiatives focused on design innovation, technical standards, and sustainability
- Participate in business development efforts through proposal support and client presentations
Qualifications
Bachelor’s degree in Mechanical Engineering or related discipline
Professional Engineer (PE) license or EIT
5-10 years of experience in mechanical building systems design
Experience with high-rise, mission critical, or institutional projects
Strong technical knowledge of HVAC design and energy codes
Familiarity with LEED, WELL, or other sustainability programs
Proficiency in Revit, AutoCAD, and load calculation software
Experience with BIM coordination and advanced modeling tools
Strong communication and organizational skills
Prior client-facing experience and team leadership responsibilities
Compensation & Benefits
- Estimated Salary Range: $110,000 – $150,000 annually (depending on experience and title level)
- Hybrid 2-3 days in the office
- Comprehensive benefits including medical, dental, vision, 401(k) match, PTO, professional development programs, and continuing education support
Why Join
This is an opportunity to join one of the most respected design consultancies, known for its culture of technical excellence, mentorship, and long-term employee growth.
Salary : $110,000 - $150,000
