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Senior Mechanical Design Specialist

HDR, Inc.
life insurance, parental leave, paid holidays, tuition reimbursement
United States, New Jersey, Pennington
Jun 13, 2025

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 foster a culture of inclusion throughout our 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.


Primary Responsibilities

In the role of Senior Mechanical Design Specialist, we'll count on you to:



  • Perform routine engineering assignments requiring application of standard techniques and procedures to produce drawings and other contract deliverables
  • Assist senior engineers by conducting analyses to develop design options or recommendations, and assist in the preparation of cost estimates
  • Select and schedule equipment and devices for mechanical systems, working with equipment vendors to obtain equipment selections when necessary
  • Develop sections and elevations for complex ductwork and piping areas
  • Develop air and water flow diagrams
  • Review mechanical documents for areas of conflict with all disciplines
  • Work independently on small projects and assist more senior engineers on larger projects
  • Complete projects with clear, specified objectives and limited variables
  • Coordinate workload to complete tasks on schedule
  • Assist the project team with mechanical discipline tasks throughout all project phases ranging from feasibility studies, programming, conceptual design, schematic design, construction documents, construction administration, commissioning, and project close-out
  • Perform field work and verification of existing conditions where required
  • Provide construction administration support by reviewing mechanical submittals and answering RFIs
  • Visit project sites as requested or as contractually required to monitor construction progress and prepare field observation reports
  • Coordinate with and assist affected disciplines with project addenda, RFIs, and change orders, and take responsibility to incorporate agreed-upon changes into the project documents.
  • Give direction to clerical and technical personnel as needed
  • Perform other duties as needed



Preferred Qualifications



  • Proficiency in AutoCAD, Revit, and Microsoft Office
  • Experience using load calculation software and manufacturer equipment selection software
  • Candidates who reside locally or are willing to relocate are preferred

Required Qualifications
  • Associate's degree in engineering or related field of study or equivalent work experience
  • A minimum of 5 years of engineering experience in the discipline to be supported
  • Aptitude and demonstrated hands-on experience with computer applications specific to the discipline to be supported
  • Knowledge of industry standards specific to the discipline being supported
  • Proficient with Microsoft Office
  • Good verbal and written communication skills
  • 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.) New Jersey: $86,352 - $123,360
Primary Location : United States-New Jersey-Pennington
Industry : Building Engineering
Schedule : Full-time
Employee Status : Regular
BusinessClass : Building Mechanical
Job Posting : Jun 12, 2025
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