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Process Engineer (34664)

STSI (Staffing Technical Services Inc.)
Edgar, WI Full Time
POSTED ON 12/15/2025 CLOSED ON 1/8/2026

What are the responsibilities and job description for the Process Engineer (34664) position at STSI (Staffing Technical Services Inc.)?

Job Title: Process Engineer

Location: Wausau, WI Metro

Department: Engineering

Reports To: Engineering Manager / Director of Engineering

Status: Full-Time, Exempt Hybrid Position

Position Summary

The Process Engineer is responsible for the technical design, development, and support of fluid and heat transfer systems used in industrial processing environments. This role ensures technical accuracy, project alignment with scope, and successful system commissioning. The ideal candidate demonstrates strong problem-solving abilities, emotional composure, and the capability to work with a wide range of personalities and technical backgrounds. Mentorship and cross-functional collaboration are key aspects of this role.

Key Responsibilities

Project & Customer Engagement

  • Serve as the designated Process Engineer and/or Project Manager for assigned projects.
  • Communicate directly with customers, including travel to project sites for meetings, data collection, installation planning, process parameters, controls interface, and production downtime coordination.
  • Provide technical support throughout the project lifecycle, ensuring open and timely communication.

Process Design & Engineering

  • Develop Process & Instrumentation Diagrams (P&IDs) and Process Flow Diagrams (PFDs).
  • Conduct fluid dynamic and thermodynamic calculations to size pumps, piping, valves, heat exchangers, and determine steam/cooling loads.
  • Specify process equipment components (pumps, valves, heat exchangers, etc.) and prepare requisition documentation.
  • Ensure all designs meet contractual scope, project requirements, and industry standards.

Collaboration & Technical Support

  • Work with design teams to guide and validate mechanical designs (skids, tanks, piping layouts, etc.).
  • Provide process direction and detailed information to Automation/Controls teams for control panel design and PLC programming.
  • Assist Sales and Estimating with technical proposals, pre-bid drawings, and evaluation of customer specifications.
  • Support drafting teams with drawing approvals and technical details needed during proposal or execution phases.

Site Support & Commissioning

  • Provide on-site support to verify piping installations align with P&IDs and sanitary/mechanical best practices.
  • Participate in system startup, commissioning, and training of customer personnel.
  • Assist in resolving design discrepancies, punch-list items, and warranty-related issues.
  • Maintain appropriate on-site presence to support installation teams and ensure project schedules stay on track.
  • Travel up to approximately 35% (primarily regional Midwest, with some domestic and occasional international travel). Ability to obtain a passport required.

Qualifications

Education & Experience

  • Bachelor’s degree in Engineering (Chemical, Mechanical, Food Science, or related), or equivalent experience.
  • Minimum of 5 years of experience in process, fluid, or thermal system design (7–10 years preferred).
  • Experience developing P&IDs and PFDs required.
  • Experience in sanitary or industrial process environments preferred.

Technical Skills

  • Strong competency in process engineering principles.
  • Familiarity with sanitary piping practices preferred.
  • High proficiency with MS Office (Word, Excel, Outlook).
  • Experience with AutoCAD 2D or similar drafting tools.

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Salary.com Estimation for Process Engineer (34664) in Edgar, WI
$86,340 to $100,474
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