Grow with Us!

Join a growing, dynamic team that values innovation, collaboration, and growth.

Join a talented team renowned for service

ACI values our talented technicians. We offer benefits that attract, retain, and hone the talent of the region’s finest boiler and chiller mechanics, electricians, welders, steamfitters, plumbers, refractory specialists, combustion technicians, and instrument and controls technicians. If you’re looking to grow your career with a company that’s renowned for exceptional service and reliability, we’d love to hear from you.

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Join Our Team

Questions? Call us today at 301-779-3400 or email us.

What our employees are saying about working at ACI!

“I’ve been with ACI for 30 years, witnessing many changes. What remains unchanged is the respect from colleagues and loyal customers. The long tenures of employees, some spanning half their lives, speak volumes about the ACI team’s integrity. The pride of working for ACI carries over to both customers and new hires. I eagerly anticipate finishing my career where it all began and seeing the next generation of ACI employees carry on the legacy.”

— Ryan Dotter

“American Combustion Industries offered me a life-changing opportunity after high school. Joining ACI was one of my best decisions. Nearly 5 years later, I still work alongside colleagues who feel like family. At ACI, we prioritize providing top-notch services and building strong connections with customers. The company has provided exceptional treatment, training, and support, paving the way for my career success. Colleagues have not only guided my career but also mentored me in life. These values define our work ethic at ACI. ”

— Gina Sheehi

Benefits of working at ACI

ACI retains top talent—and so do our company benefits:

Competitive benefits for union and non-union members

Professional development

Access to latest technology and software

Expert team with positive work environment

Company celebrations and events

Core Values

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Customer first

We’re committed to peerless customer service to resolve our customers’ issues quickly and safely while offering innovative preventative solutions.

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The safety of our customers, employees, and partners is our highest priority.

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Quality, no shortcuts

We do it right. We promise quality work and excellent service every time.

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Our respect for our customers is reflected in our prompt, reliable service. We guarantee our work—every job, every time.

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Our team of highly skilled technicians works together to solve our customers’ unique challenges.

ACI is an equal-opportunity employer that is committed to diversity and inclusion in the workplace. We prohibit discrimination and harassment of any kind based on race, color, sex, religion, sexual orientation, national origin, disability, genetic information, pregnancy, or any other protected characteristic as outlined by federal, state, or local laws.