Client Manager Assistant

AMS Mechanical Systems, Inc. is a Mechanical contracting firm serving the commercial, industrial, refrigeration and nuclear industries (PMT). With over 57 years of existence, AMS has grown from a small refrigeration contractor with a few employees to a multi discipline and multi market MEP contractor with more than 500 employees. We strive to meet our commitments to clients, develop our people and help improve communities.

Located in our beautiful Woodridge, IL facility and reporting to the Director of the Client Services, this Client Manager Assistant position will allow an opportunity for an individual to apprentice under one of the industry leading ammonia systems service experts for a period of up to five years.


  • Focus area will be Ammonia Refrigeration, Chicagoland area.

  • Management and growth of existing customer relationships.

  • Development of new customer relationships and opportunities.

  • Industrial Refrigeration Service (Ammonia, Freon and CO2) experiences a plus.

  • Proposal development & document management.

  • Estimating of Preventive Maintenance opportunities and small to medium scale retrofit projects.

  • Project Management of Preventive Maintenance accounts and small projects.

  • Inner company business development; working along with all other business development groups.

  • Participation in industry functions.


  • Bachelor’s degree in mechanical engineering would be considered a strong plus.

  • Ammonia system background is a strong plus.

  • Experience as a field service technician.

  • Mechanical trade school background is a strong plus.

  • A strong mechanical aptitude.

  • Solid written and verbal communication skills.

  • An outgoing personality.

  • Willingness to learn.

  • Willingness to network with clients and peers.

  • Willingness to attend continued education classes.

  • The ability to conduct business both in the field and office.

What We Offer

AMS Mechanical Systems, Inc., is an Equal Opportunity Employer

Continuing education incentives

Medical/dental/vision insurance

Life and accidental death insurance

Long-term disability insurance

401k/profit sharing

Paid vacation time and holidays