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Designer, Sr

Job in Fond du Lac, Fond du Lac County, Wisconsin, 54035, USA
Listing for: Ahern
Full Time position
Listed on 2026-06-12
Job specializations:
  • Engineering
    Mechanical Engineer, Engineering Design & Technologists
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below

Looking for a company that values your skills, respects your contributions, and gives you the tools to thrive? We are a family-owned mechanical and fire protection contractor with more than 145 years of experience, delivering quality and innovation while providing job stability and opportunities for career progression. We have an exciting opportunity for a Designer, Sr located in Fond du Lac, WI.

Overview

The Senior Designer models complex mechanical piping and/or plumbing systems based on provided designs and develops all associated system drawings, specifications, calculations, and bill of material lists for assigned projects. The Senior Designer serves as a lead design member of a project team and coordinates comprehensive systems for the assigned division so that, once a project is in execution, the field/shop has what they need to ensure productivity and efficiency.

The design role is the origin point for all projects and requires independent, methodical, and fast-paced work to set up subsequent stages for successful and timely completion.

How You Will Contribute

The Senior Designer models complex mechanical piping and/or plumbing systems based on provided designs and then develops all associated system drawings, specifications, calculations, and bill of materials lists for their assigned projects. The Senior Designer plays a critical role as a lead design member of a project team and serves to model and coordinate comprehensive systems that vary in size and scope for the assigned/designated division at J.

F. Ahern, so that once a project is in execution, the field/shop has what they need to ensure optimal productivity/efficiency. The design role is critical in that it is the origin point for all projects, and as such, the Senior Designer consistently operates independently and consistently in a methodical yet fast-paced manner to ensure that the subsequent stages of each project are set up for success and timely completion.

What

You Need To Qualify

Candidates must have 3-5 years of experience designing mechanical piping and/or plumbing systems, an Associate or Bachelor’s Degree in Mechanical Design, Civil Engineering, Computer Aided Drafting/Design or related field experience. Proficiency in a recent version of Revit, Navisworks and Autodesk Construction Cloud (Forma). Candidates should have a strong understanding of commercial or industrial building construction, have a working knowledge of Wisconsin plumbing code, or mechanical piping systems, be able to manage a design team’s schedule, lead coordination efforts, problem solve, have strong math skills and the ability to read blueprints.

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!

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

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