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Senior Mechanical Engineer – Piping & Fluid Systems

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Manpower Group (USA)
Full Time position
Listed on 2026-07-02
Job specializations:
  • Engineering
    Mechanical Engineer, Piping Engineer, Process Engineer
Salary/Wage Range or Industry Benchmark: 43.75 - 50 USD Hourly USD 43.75 50.00 HOUR
Job Description & How to Apply Below
Location: St. Louis

Reference Number: 395266 | Published Date: 06/29/2026 | Job Type: Temporary | Industry: Architecture and Engineering |

Hours:

Full Time

Senior Mechanical Engineer – Piping & Fluid Systems

Our client, an Industrial Energy / Turbo machinery Aftermarket Engineering organization, is seeking a Senior Mechanical Engineer – Piping & Fluid Systems to join their team. As a Senior Mechanical Engineer – Piping & Fluid Systems, you will be part of the Engineering / Fluid Systems Team supporting Aftermarket Gas Turbine Servicing, Design, and Engineering Operations teams. The ideal candidate will have strong initiative and a self-starter mindset, excellent communication skills, and attention to detail, which will align successfully in the organization.

Location

Houston, TX (Hybrid – Onsite Required)

Pay Range

$43.75/hr - $50.00/hr.

What’s the Job?
  • Develop fluid subsystem designs including piping, tubing, lube oil, hydraulic, water, air, exhaust, and related mechanical systems in accordance with industry standards (API, ASME, CSA, PED, ATEX, ISO, NACE).
  • Collaborate with suppliers and experienced engineers to design and refine fluid accessory components such as pumps, valves, heat exchangers, and instrumentation.
  • Review customer and fleet data to support redesign efforts that improve reliability, performance, and system efficiency.
  • Produce and support engineering deliverables including P&IDs, general arrangement drawings, assembly drawings, redline markups, work instructions, and technical datasheets.
  • Perform engineering calculations such as pressure drop, pump and motor sizing, valve selection, and pressure/flow analysis while supporting skid and piping system designs.
What’s Needed?
  • Bachelor’s degree in Mechanical Engineering or equivalent.
  • 5–10+ years of experience in mechanical design (10+ preferred).
  • Strong experience with piping, tubing, skid systems, and industrial fluid systems.
  • Familiarity with ASME pressure systems and piping design (including systems up to ~3000 psi).
  • Ability to interpret and apply engineering drawings, weld symbols, and industry codes/standards.
  • Experience reviewing 3D models (NX experience preferred; hands‑on CAD not required).
  • Background in Oil & Gas or heavy industrial equipment manufacturing strongly preferred.
What’s in it for me?
  • Medical insurance.
  • Dental insurance.
  • Disability insurance.
  • Life insurance.
  • Weekly payment.
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Position Requirements
10+ Years work experience
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