Senior Mechanical Engineer - Building Engineering

HDR; Pennington (NJ); On-site; USD 136,931 - 195,615; Full time

Benefits offered by this job

Comprehensive benefits package

Employee assistance program

Tuition reimbursement

Paid time away

Retirement savings plan with employer match

Job summary

HDR is seeking a Senior Mechanical Engineer in Pennington, New Jersey to lead the mechanical design team across various phases of projects. The ideal candidate will have a Bachelor's degree in Mechanical Engineering, at least 10 years of experience, and a Professional Engineer license.

The role involves ensuring code compliance, reviewing designs, and coordinating with multiple stakeholders, with additional focus on laboratory and healthcare projects. HDR promotes a culture of inclusivity and employee ownership and offers comprehensive benefits.

Qualifications

• Minimum of 10 years in mechanical system design of commercial or institutional buildings.
• Professional Engineer (PE or P.Eng) license required.
• Experience designing complex laboratory and healthcare facilities or data centers.

Responsibilities

• Lead the mechanical design team through all project phases.
• Review mechanical documents for areas of conflict.
• Conduct meetings for project reviews and code compliance.

Skills

Leadership

Mechanical design

Communication skills

Client-focused

Mentoring

Education

Bachelor's degree in Mechanical Engineering

Tools

Revit

Microsoft Office

AutoCAD

MS Project

Job description

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we work to weave diversity, equity, and inclusion into our work and foster a sense of belonging throughout the company and within our communities, we constantly ask ourselves: What is our impact on the world?

Watch Our Story: https://www.hdrinc.com/our-story

Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world.

The Building Engineering Services Group (BES) provides mechanical, electrical, plumbing, site civil, structural and specialty design services for a wide variety of buildings that include public, municipal, private, and Federal project types across the region and globally. With a team of experienced staff in specific market sectors such as Healthcare, Science and Technology, Data Centers, Higher Education, Federal, Transportation, Water, and Resources facilities, we provide engineering excellence for our clients. We have an industry leading focus on sustainable design and energy conservation.

Senior Mechanical Engineer

Primary Duties

• Lead the work of the mechanical design team throughout all project phases ranging from feasibility studies, programming, conceptual design, schematic design, construction documents, construction administration, commissioning, and project close-out
  • Write and edit mechanical specifications to fit project requirements
  • Review mechanical documents for areas of conflict with all disciplines
  • Understand fan and pump curves to properly select equipment for different applications
  • Ability to perform psychrometric calculations for analyzing and selecting HVAC systems and equipment
  • Develop sections and elevations for complex ductwork and piping areas
  • Develop air and water flow diagrams
  • Coordinate HVAC system control requirements and intended modes of operation with controls engineers to develop control diagrams, point lists, and sequences of operation
  • Visit project sites as requested to verify existing conditions or as contractually required to monitor construction progress and prepare field observation reports
• Establish meetings and participates in reviews with various governing agencies for code compliance
• Responsible to coordinate workload, complete project assignments and deliverables on schedule
• Conduct virtual / on-site work sessions for projects in conjunction with other disciplines, owners, clients, contractors, and other project stakeholders including presentations, etc.
• Experience in developing project hours to complete mechanical design documents for RFPs
• Coordinate and assist affected disciplines with project addenda, RFIs, change proposal requests, and change orders, and take responsibility to incorporate agreed-upon changes into the project documents
• Work with the Project Manager, Regional Controller and Regional Director for project reviews with corporate management as needed

Preferred Qualifications

• Open to Bachelor’s Degree in Mechanical Engineering or Bachelor’s Degree in Architectural Engineering with Mechanical Focus
• Understanding of applicable design codes and specification requirements
• Significant experience designing complex and large-scale laboratory and healthcare facilities and/or data centers
• Proficiency in Revit and Microsoft Office
• Experience using load calculation software, energy modeling software, and manufacturer equipment selection software
• Excellent organizational and communication skills
• Take ownership of assignments and work both independently and as part of a large project team
• Strongly motivated, well organized, and showing professional initiative
• Focused on client outcomes
• Candidate with strong mentoring skills is highly preferred
• Preference is given to local candidates
• Previous experience with an A/E/C firm

Required Qualifications

• Bachelor's degree in Mechanical Engineering
• A minimum of 10 years in mechanical system design of commercial or institutional buildings
• Professional Engineer (PE or P.Eng) license
• Strong knowledge of Microsoft Office, MS Project and AutoCAD
• Demonstrated leadership skills, previous team coordination and project management experience
• Previous experience with an architectural/engineering or engineering consulting firm
• An attitude and commitment to being an active participant of our employee‑owned culture is a must

What We Believe

HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment

As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

We provide a comprehensive benefits package that promotes employee ownership, employee health, performance, and success, which includes medical, dental, vision, short and long‑term disability, life insurance, an employee assistance program, paid time away, parental leave, paid holidays, a retirement savings plan with employer match, employee referral bonus and tuition reimbursement. The expected compensation range for this position depends upon skills, experience, education and geographical location. (Stated benefits are for full‑time regular positions. Temporary and part‑time roles eligible for limited benefits.) {Pennington, NJ}: $136,931 - $195,615; {New York, NY}: $148,138 - $211,625

Primary Location: United States-New Jersey-Pennington
Other Locations: United States-New York-New York
Industry: Building Engineering
Schedule: Full‑time
Employee Status: Regular
BusinessClass: Building Public-Health-Plumbing
Job Posting: May 1, 2026

At HDR, we are committed to the principles of employment equity. We are an affirmative action and equal opportunity employer. We consider all qualified applicants, regardless of criminal histories, arrest and conviction records. https://www.hdrinc.com/equal-employment-opportunity-employer