Pipeline Engineer
$130k - $185kKennedy Jenks
Founded in 1919, KJ has always looked to the future. With a talented team of professionals and a culture of continuous improvement, we deliver exceptional engineering and environmental consulting services today, with a focus on innovation and sustainability. Using new advanced analytics, technology, and tools, KJ improves designs, reduces risk, and finds better ways to deliver projects. KJ is at the forefront of developing sustainable solutions for clients, including green infrastructure design, strategies to reduce energy use and environmental impacts, and award-winning water reuse projects. We are known for our dedication to industry-leading client service and tailored solutions. Kennedy Jenks is seeking an experienced and proactive Pipeline Engineer to support water and wastewater pipeline projects in a hybrid work environment across our Oregon and Washington offices. This role will be crucial in the evaluation, design, and construction of complex conveyance facilities for water, wastewater, and utility infrastructure projects. Key Responsibilities Lead pipeline design and analysis, performing advanced hydraulic and pipe design calculations for small to large-diameter water and wastewater pipelines. Develop detailed designs, specifications, and drawings for complex pipeline projects, including alignment studies, hydraulic analyses, condition assessments, pipeline rehabilitation, new pipeline design, and in-service commissioning, while maintaining compliance with regional regulatory standards. Familiarity with industry standards and publications and application of standards to design and installation of pipelines. Provide construction phase engineering support, including review of materials submittals conforming to contract documents, responding to requests for information, and assisting owner to confirm compliance to contract documents. Existing pipeline asset management including condition assessment and recommendations for rehabilitation or replacement of pipeline systems using various pipe materials and trenchless construction methods. Serve as a technical expert, leading or supporting multidisciplinary project teams and mentoring junior staff on project tasks and best practices. Contribute to client service and business development efforts by supporting client positioning, attending and presenting at technical conferences, delivering written reports, and attending client and stakeholder meetings. Write technical reports, maintain accurate project documentation, and support quality control processes. Qualifications Bachelor's degree in Civil, Environmental, Mechanical Engineering, or similar engineering field (Master’s preferred). Professional Engineer (PE) license; licensure in California, Oregon and/or Washington preferred or ability to obtain within 6 months of hire. 10+ years of experience in pipeline engineering, including design, analysis, and construction support. Experience with pipeline design software and hydraulic modeling tools preferred Strong knowledge of industry standards, codes, and regulations for water and wastewater infrastructure. Excellent communication skills, with the ability to present complex technical concepts to both technical and non-technical audiences. Kennedy Jenks supports a healthy work-life balance and utilizes a hybrid model of home and office work, with a minimum of two days per week in the office . This approach empowers our people to thrive, collaborate, and achieve their full potential. Salary range for this position is anticipated to be $130,000 to $185,000, and may vary based upon education, experience, qualifications, licensure/ certifications and geographic location. Benefits summary: Medical, dental, vision, life and disability insurance, 401k, bonus opportunities, tuition reimbursement, professional registration support, a competitive PTO and holiday plan, and other programs to support our employees’ growth. #LI-hybrid As an employee-owned firm, Kennedy Jenks offers a unique company culture with a corporate commitment to maintaining a positive work/life experience with a flexible hybrid work environment. Kennedy Jenks provides competitive compensation that will vary based upon education, experience, qualifications, skills, licensure/certifications, seniority, and geographic location. We offer a full benefits package. Kennedy Jenks is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, creed, sex, pregnancy and pregnancy-related conditions, sexual orientation, gender identity, national origin, age, marital status, disability, citizenship status, genetics, protected veteran status, or any other characteristics protected by applicable law. #J-18808-Ljbffr Kennedy Jenks
$130k - $185k
A leading environmental consulting firm is seeking an experienced Pipeline Engineer to support water and wastewater pipeline projects in Seattle. You will lead design and analysis while collaborating with multidisciplinary teams. The ideal candidate has over 10 years of...Suggested- A leading bioscience research institute in Seattle is seeking a motivated engineer to build and maintain data processing pipelines for multimodal data, ensuring outputs are ready for data-driven discovery. You will collaborate with teams, develop automated quality control...SuggestedRemote jobVisa sponsorshipWork visaRelocation package
- A leading engineering firm is seeking a Hydro Mechanical Engineer in Seattle, WA, specializing in hydro turbine design and commissioning. In this role, you will perform mechanical design, support technical reviews, and lead turbine commissioning activities. The successful...SuggestedRemote job
- Blue Origin LLC in Seattle is seeking an experienced Mechanical Engineer to design, validate, and manage optomechanical packaging for fiber/laser amplifier systems. The ideal candidate has over 5 years of experience in high-reliability packaging, proficiency in 3D CAD...Suggested
$69 - $115 per hour
Job Title: Core Thermal Hydraulics Engineer Location: Bellevue, WA, United States Type: Contract Compensation: $69.00 - $115.00 per hour Contractor Work Model: Remote Hours: 40.0 hours per week Responsibilities Perform thermal-hydraulics analysis using in-house subchannel...SuggestedHourly payContract workFor contractorsZero hours contractRemote work- Overview This role involves working as part of a high-functioning team of engineers focused on materials processing, supply chain development, and supplier qualification for next-generation materials and components used in sodium-cooled fast reactors. The engineer will...
$95k - $130k
Water + Wastewater Process Mechanical Engineer BUSINESS AS UNUSUAL At Windsor Engineers, we believe in doing things differently. We are committed to creating a balanced and fulfilling work environment where you can love both your work and your life. We focus on People...Work experience placementWork from home$69 - $115 per hour
Protingent is seeking a Core Thermal Hydraulics Engineer, Analyst for a contract opportunity based in Bellevue, WA or remotely. The role demands a B.S., M.S. or Ph.D. in Mechanical or Nuclear Engineering and at least 10 years of experience in thermal hydraulic analysis...Remote jobContract work$69 - $115 per hour
System One is seeking a Core Thermal Hydraulics Engineer in Bellevue, WA. This contract role involves performing thermal-hydraulics analysis, developing calculation products, and delivering analytical reports. The ideal candidate will hold a B.S., M.S., or Ph.D. in Engineering...Remote jobHourly payContract workFor contractors$120k - $165k
A leading engineering firm is seeking a Hydro Mechanical Engineer with strong design and commissioning expertise in hydro turbines and BOP systems. Responsibilities include mechanical design, technical review, and site commissioning support. The ideal candidate will have...Remote job- A water resources engineering firm is looking for a Junior Water Resources Engineer in Seattle. The role involves technical analyses and engineering design for various projects. Candidates should have a Master's degree in Civil or Water Resources Engineering, EIT certification...
$78.12k - $86.91k
Title: Junior Water Resources Engineer Location: Seattle, Tacoma, or Wenatchee, Washington Job Type: Regular Full-time What's the Opportunity? Anchor QEA is seeking a water resources engineer to help expand our water resources engineering practice in the Pacific Northwest...Full time- A civil engineering firm is seeking motivated Engineering Interns for Summer 2026 in Seattle, WA. The role involves supporting real-world projects in water resources, collaborating with experienced engineers, and gaining valuable hands-on experience. Responsibilities include...Summer workInternship
- A leading engineering firm is seeking motivated Engineering Interns for a Summer 2026 internship focused on civil engineering, particularly in water resources. Interns will gain hands-on project experience, assisting with design, analysis, and fieldwork while collaborating...Summer workInternshipSummer internship
- A leading engineering firm is seeking motivated Engineering Interns for Summer 2026 in Seattle, WA. This internship provides hands-on experience in civil engineering, focusing on water resources projects. The interns will assist with design, analysis, and support preparation...Summer workInternship
- ...Endpoint Detection & Response (EDR) Tools Engineer Location: Washington DC / Los Angeles / Seattle / NYC Duration: Long-Term Contract Responsibilities The Global Security Organization provides industry leading security and privacy services to the client, globally...Long term contract
- ...like to work, you'll fit right in. Job Title: Junior Tools Engineer Location: On Site • Seattle Department: Engineering... ...keys, JWT). CI/CD automation with GitHub Actions or similar pipelines. Cloud deployments (AWS Lambda, ECS, or similar containerized...Live inRemote workFlexible hours
- ...world, we are now a global company specializing in architecture, engineering, environmental, and construction services. Our success in... ...create detailed designs, plans, specifications and estimates for pipelines, pump stations, treatment plants, tanks and other wastewater...Full time
$80k - $140k
A leading engineering firm in Seattle is looking for a skilled Resident Engineer to manage construction activities for major water and wastewater infrastructure projects. The position involves ensuring compliance with project specifications and overseeing contractor schedules...For contractors- Tetra Tech is looking for a Civil Engineer to join the Water team in Seattle, WA. In this role, you will work on water and wastewater infrastructure projects throughout the Pacific Northwest. Responsibilities include supporting the design of municipal systems, performing...
- A leading research institute in Seattle is seeking a motivated engineer to build and maintain data processing pipelines for multimodal data. The ideal candidate will have a Bachelor's degree in a related field and experience with Python. The role involves developing automated...Remote job
- Windsor Engineers in Seattle, WA, is seeking a Water + Wastewater Process Mechanical Engineer to enhance treatment processes. You will design and optimize water and wastewater systems, ensuring regulatory standards are met while collaborating with multidisciplinary teams...Remote job
- An engineering services firm is seeking a Weld Engineer for a contract opportunity in Bellevue, Washington. The role involves providing welding guidance for reactor development programs and requires a strong background in materials and welding engineering. Ideal candidates...Contract work
$119.65k - $149.55k
A leading research institute in Seattle is seeking a motivated engineer to develop and maintain data processing pipelines for multimodal data, including neural activity measurements. The successful candidate will collaborate with diverse teams and ensure high-quality outputs...- A leading engineering firm is seeking a motivated Plant Integrated Analysis Engineer to support advanced nuclear reactor development. The role involves modeling and analyzing complex plant systems, focusing on thermal-hydraulic analysis, plant control strategies, and first...Remote job
$56 - $95 per hour
Protingent is seeking a Senior Engineer for Plant Thermal Hydraulic Methods based in Bellevue, WA or remotely. The role requires a degree in Mechanical, Nuclear, or Chemical Engineering, plus 6+ years of experience in thermal hydraulic modeling. Responsibilities include...Remote job$63 - $80 per hour
System One is seeking a Weld Engineer in Bellevue, WA for a contract role to support materials development for sodium-cooled fast reactors. This role involves applying weld engineering and metallurgy expertise to design, test, and qualify advanced components, as well as...Contract work$80k - $100k
Entry-Level Wastewater Process Mechanical Engineer Job ID #: 2026-4309 Full-time, Regular Overview 2026-4309 Carollo Engineers, Inc., is an internationally recognized environmental engineering firm that specializes in the planning, design, and construction of water...Full timeInternshipFlexible hours$63 - $80 per hour
Weld Engineer (Contract) | Bellevue, WA (On-site) System One is seeking a highly motivated Weld Engineer to support a Materials Development & Qualification team advancing next-generation materials and components for sodium-cooled fast reactors . This is a hands‑on, high...Contract workLocal area$52 - $85 per hour
Job Title: Thermal Analysis Engineer Type: Contract (6 months) Compensation: $52 - $85 hourly Contractor Work Model: Fully Remote System One is seeking a highly motivated Thermal Analysis Engineer for a yearlong, fully remote contract position. Tasks Perform thermal...Hourly payContract workFor contractorsLocal areaRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Pipeline Engineer. Be the first to apply!

