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4 senior piping engineer jobs found

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HG
Mar 25, 2026
Full time
Senior Mechanical Engineer
Harris Group Portland, OR
About Harris Group Harris Group thrives on providing expert engineering for some of today's most complex challenges. We deliver multi-discipline services across a wide range of project types, and our successes are directly tied to high-quality collaboration across all offices, expertise, and backgrounds. Harris Group is a 100% Employee-Owned company with our eyes focused on the people in the company, the clients we serve, and the communities in which we live. You're Not Just an Employee Here. You're an Owner. Harris Group is 100% employee-owned through our Employee Stock Ownership Plan (ESOP) which means when you join Harris Group, you receive an ownership stake in the company. As Harris Group grows and performs, so does the value of your ownership account. Over time, this becomes a meaningful wealth-building vehicle that compounds alongside your career something a traditional 401(k) match simply can't replicate. You'll have clear line of sight to how your work, your projects,...
OB
Apr 23, 2026
Full time
Life / Fire / Safety Systems Engineer (Hybrid: 150+ eligible office locations)
$48.22 - $75.37 hourly
On-Board Companies Remote (Portland, OR)
On-Board Services is hiring a Life / Fire / Safety Systems Engineer!! For immediate consideration please send your resume to resumes@onboardusa.com Subject Line: Position Title and State you are Located About Us: On-Board Services, Incorporated is an on-site contract service provider for a local manufacturing entity providing full time positions to our employees. We offer benefits as well as 401k. Position Details: Position Type: Full Time / Contract to Hire Job Location: Hybrid (within 50 miles of an office location, 2 days a week on-site); ideal locations would be in AZ, TX, OR, or PA, other locations also considered (full list at bottom) Benefits: Health Insurance (Medical, Dental, Vision), Life Insurance, 401(k) Compensation: $49 - $75/hr depending on qualifications Background and Drug Screenings Required Overview/Summary: Our client, the largest engineering services provider in the USA, is seeking a Life Safety Systems Engineer on a contract to hire...
OS
Apr 05, 2026
Full time
Senior Composites Design Engineer
Orenco Systems Sutherlin, OR
Wish your job made a difference? Our mission is protecting the world's water. We work every day to support the sustainability of our most precious resource, so our people know what they're doing matters. Join our team and do work that matters. Visit to learn more or check out the official job description (below). Company Description: Orenco Systems, Inc. (subsidiary of Infiltrator Water Technologies) is a manufacturer of innovative onsite and decentralized wastewater collection and treatment technologies. Solutions include community collection systems, advanced secondary treatment systems, watertight fiberglass tanks, and in-tank pumping and filtration systems. Orenco also manufactures high-quality standard, custom, and OEM controls, along with state-of-the-art fiberglass buildings, tanks, and enclosures. Infiltrator Water Technologies is a market leader within the onsite wastewater treatment industry, Infiltrator manufactures a variety of revolutionary products and...
OI
Apr 03, 2026
Full time
Hydraulics Project Engineer
Otak, Inc. Portland, OR
Join a team of passionate, creative professionals whose work makes an immediate impact by delivering solutions that protect people, property, and the environment. Otak is seeking a Hydraulics Project Engineer to join our Water and Natural Resources team in Oregon and Southwest Washington. In this role, you will support a variety of projects, including bridge and culvert hydraulics, floodplain permitting, stream, river, and estuary restoration, and barrier removal and fish passage projects. Collaborating with a multidisciplinary team that includes engineers, geomorphologists, landscape architects, and urban designers, you will help deliver sustainable solutions for public and private sector clients across the Pacific Northwest. Bring your expertise in hydraulic design and modeling to our dynamic, growing team! What You'll Do: Provide technical excellence and creative solutions in bridge hydraulics, scour countermeasure design, river mechanics, channel stability, sediment...
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