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FSE Designer | WI Service Support

J. F. Ahern Co.
parental leave, 401(k)
United States, Wisconsin, Fond du lac
855 Morris Street (Show on map)
Dec 04, 2025

Looking for a company that values your skills, respects your contributions, and gives you the tools to thrive?

With more than 145 years as a family-owned business, we've built a reputation as one of the best mechanical and fire protection contractors in the country. We pride ourselves on delivering unmatched quality and innovation while providing you with job stability, opportunities for career progression, and support. We have an exciting opportunity for aFSE Designer | WI Service Support located in any of our Wisconsin offices.

How you will contribute:

This is a great opportunity to demonstrate your special hazards knowledge by assisting with the pre-construction, estimating and design efforts for our WI Service based businesses while also completing the design work for work orders across the company. Working within the FSE Contract Support team, this position will be the technical expert for internal employees, travelling across WI to offices and job sites to assist with projects. The ability to multi-task and prioritize among assignments with a strong adherence to deadlines will be crucial in this role. You will be challenged to excel beyond your expectations in a team-oriented, fast-paced environment.

What you need to qualify:

Ahern will make the most of your 3-5 years' experience in a role with special hazard suppression experience. Previous experience working in AutoCAD is preferred but not required. A commitment to providing exceptional customer service, maintaining cutting-edge industry knowledge and being able to pre-plan and execute tasks with a great amount of detail will be crucial. NICET Certification preferred.

What's in it for you?
At Ahern, we understand that life is more than just work - and we're committed to supporting our employees in every aspect of their lives. Our comprehensive benefits package is designed to give you the flexibility, security, and support you need to thrive - at work and at home.

Here's how we stand out from the rest:



  • Top-Tier Benefits: Our 401(k) match and health benefits rank in the top 20% nationwide
  • Incentives: A significant portion of our profits is shared with employees through bonus programs
  • Generous PTO with the opportunity to buy additional time off
  • Paid Parental Leave: Supporting you at every life stage with paid maternity and paternity leave
  • Mental Health Resources: Free, full-service mental health care for you and your family
  • Wellness Programs: Access on-site fitness centers, personal development funds, and more
  • Professional Growth: Take advantage of education assistance, training programs, and development opportunities to advance your career
  • Work-Life Balance: Enjoy hybrid and flexible schedules to fit your needs



By joining Ahern, you'll gain the stability of a company that's been a leader in the industry since 1880, the pride of doing meaningful work, and the support of a team dedicated to your success. Don't settle for just any job-experience what it's like to work for the best!

Estimated Compensation: $35.90 - $47.74 plus bonus. Final offers based on education, experience, qualifications, and internal equity.

Ahern is an Equal Opportunity Employer and is committed to providing a workplace free from discrimination and harassment.


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