Company Summary

Company Overviews

Problem solvers. Building consultants. HVAC innovators. For more than 100 years, Cox Engineering has led the industry in the design, fabrication, and installation of both HVAC piping and sheet metal ductwork. With a wider range of services that includes both executive-level and personal service, we offer one solution for all your HVAC needs—a capability that sets us apart in Boston and beyond.
Founded in 1914 by Christopher J. Cox, we’ve earned a reputation for doing whatever it takes to protect the financial health of your building, ensure the comfort of tenants, and exceed your expectations.

Visit our new Website : http://www.coxengineering.com

Rating Reviews

Rating is calculated based on 3 reviews and is evolving.

Featured Reviews

Senior Mechanical Engineer
4.0
8 September 2026
Good Engineering Experience, Room for Process Improvement
Pros: Working at Cox Engineering in Randolph, MA, has been a positive experience overall. The team is knowledgeable and collaborative, especially within the mechanical engineering department. I've appreciated the diverse range of projects, from small upgrades to large new builds, which keeps the work interesting. There's a strong sense of camaraderie among colleagues.
Cons: While opportunities for learning exist, structured career growth can feel a bit slow at times. Some internal processes, particularly around project handoffs and documentation, could be streamlined for better efficiency. Communication between departments could also be improved to prevent minor delays or confusion.
Advice to Management: Consider implementing more regular cross-departmental syncs and investing in better project management software to improve workflow efficiency and communication.
Show more
Senior Project Engineer
4.0
26 September 2026
Reliable engineering projects, but pace can lag
Pros: Cox Engineering provided a steady stream of interesting mechanical and electrical engineering projects, particularly in commercial and institutional building systems. The team culture was generally supportive, and I appreciated the stability and consistent workload, which is a big plus in this industry. It was a decent place to build foundational experience in project coordination and client relations.
Cons: The primary downside was the occasional intensity of project deadlines, leading to some mandatory overtime during peak periods. Also, adopting new technologies or methodologies sometimes felt slow compared to smaller, more agile firms. Communication between departments could also be more fluid at times.
Advice to Management: Consider investing more in cross-departmental training and adopt modern project management software to enhance collaboration and streamline workflows across different engineering disciplines.
Show more
Project Engineer
3.9
26 August 2026
Solid Engineering Firm with Good Team Dynamics
Pros: I've appreciated the opportunities to work on diverse civil engineering projects here. The team is strong, and there's a good sense of camaraderie. Management is accessible and provides guidance, which helps in navigating complex tasks. It's a stable environment for gaining practical engineering experience.
Cons: While leadership is generally good, there are times when project timelines become extremely demanding, impacting work-life balance more than usual. Streamlining some internal approval processes could also boost efficiency. Career progression can feel a bit slow at times without clear advancement paths.
Advice to Management: Consider implementing more structured career development plans and improving communication around major project changes to help manage workload expectations and employee morale during peak periods.
Show more
See all reviews >

List of open positions

See all jobs >

Common Questions About Cox Engineering

What is the feedback culture like at Cox Engineering, especially for junior engineers?
Does Cox Engineering offer remote opportunities for engineering roles, especially for those in the mechanical engineering field?
What's the salary range for a Project Engineer at Cox Engineering in the manufacturing industry?
See all questions >

See More Companies