Designer, Sr

AhernFond du Lac, WI
Hybrid

About The Position

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 material 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.

Requirements

  • 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).
  • Strong understanding of commercial or industrial building construction.
  • Working knowledge of Wisconsin plumbing code, or mechanical piping systems.
  • Strong math skills.

Responsibilities

  • Models complex mechanical piping and/or plumbing systems based on provided designs.
  • Develops all associated system drawings, specifications, calculations, and bill of material lists for assigned projects.
  • Serves as a lead design member of a project team.
  • Models and coordinates comprehensive systems that vary in size and scope.
  • Manages a design team’s schedule.
  • Leads coordination efforts.
  • Problem solves.
  • Reads blueprints.

Benefits

  • 401(k) match
  • Health benefits
  • Bonus programs (profit sharing)
  • Generous PTO with the opportunity to buy additional time off
  • Paid Parental Leave (maternity and paternity leave)
  • Mental Health Resources (free, full-service mental health care)
  • Wellness Programs (on-site fitness centers, personal development funds)
  • Education assistance
  • Training programs
  • Development opportunities
  • Hybrid and flexible schedules
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service