Senior Mechanical Engineer

Job Summary

The Sr. Mechanical Engineer will oversee the full lifecycle of mechanical equipment used in industrial gas-processing environments. This includes specification, design, procurement, commissioning, maintenance, and reliability improvement of rotating and static mechanical systems. The engineer will work cross-functionally with process, electrical, and controls teams to deliver safe, efficient project execution while supporting operations with high-level troubleshooting and equipment stewardship.

This role is ideal for someone who enjoys a balance of technical design work and hands-on involvement in field activities, project execution, and continuous improvement.

• Own the full lifecycle of mechanical equipment: specification, selection, procurement, commissioning, and long-term support.
• Serve as SME for rotating equipment—compressors, blowers, and mixers—providing troubleshooting, reliability analysis, and maintenance recommendations.

• Ensure all pressure vessel and piping designs, changes, and repairs comply with ASME Section VIII, Div. 1 and ASME B31.3.

• Collaborate with multidisciplinary engineering teams to scope, design, install, and commission mechanical systems.
• Support project engineering activities including scope development, contractor management, cost tracking, and schedule alignment.

• Provide hands-on involvement during installations, modifications, and maintenance events.
• Offer technical support to operations and maintenance teams to ensure safe, reliable system performance.

• Bachelor’s degree in Mechanical Engineering or related field (Master’s preferred).
• 4–8 years of experience in an industrial, manufacturing, or chemical processing setting.
• Working knowledge of:
• ASME B31.3 (Process Piping)
• Proven experience with industrial rotating equipment.
• Demonstrated “hands‑on” mechanical aptitude and troubleshooting ability.
• Strong leadership, communication, and interpersonal skills.
• Ability to work in industrial environments and travel up to 50%.
• Experience with in environmental sustainability industries (biogas, renewable energy, waste treatment) is a plus.
• Understanding of commercial agreements and customer interaction preferred.
• Must be legally authorized to work in the U.S. without sponsorship.

• Direct experience with centrifugal blowers, oil‑flooded screw compressors, industrial mixers
  .
• Familiarity with gas processing, oil & gas, or chemical industries.
• Military technical training.
• Knowledge of industrial gases and pipeline safety.

• May lift up to 50 lbs
  .
• Safety‑sensitive role; PPE provided.
• Potential exposure to chemicals after receiving required OSHA training.

Location: Chicago/Milwaukee area (Rockford, IL)

Schedule: 40 hrs/week | Core hours 9 AM–3 PM CST

Duration: 6-month contract, potential to convert

Work Model: Onsite

Environment: Office + process facilities

Start Date: ASAP