15 engineering assistant jobs found in Seattle

Description Come Build with Us! Sellen Construction is one of the Pacific Northwest's most respected general contractors, a company with deep roots in Seattle, an unapologetic commitment to quality, and a legacy of giving back to the communities we build in. We build healthcare facilities that heal, commercial spaces that inspire, and jewel-box projects that are the pride and joy of the neighborhood. From the iconic Amazon Spheres to the complexity of Seattle Children's Hospital, and the inspiring temples and performing arts spaces, we are the builder who serves our city, and we are nationally recognized for the work we do. Sellen's purpose is to improve the lives of those around us - as builders, partners, and neighbors. Our goal is to develop the strongest project teams in the industry and help people build their careers in construction. We are adding to our Construction Project Engineering team with career growth into Project Management and other operations roles. If you...

Salary : $102,526.94 - $129,958.82 Annually Location : Seattle - Regional area, WA Job Type: Career Service (Exec) Job Number: 2026WH27517 Department: DNRP-Natural Resources & Parks Division: WLRD -Water & Land Resources Opening Date: 07/31/2026 Closing Date: 8/16/2026 11:59 PM Pacific FLSA: Non-Exempt Bargaining Unit: C1 : PROTEC17-DES, DLS, DNRP Full- or Part-Time: Full Time Hours/Week: 40 hours/week Summary This recruitment may be used to establish a pool of qualified candidates to fill future career service Habitat Restoration Engineer II (Eng. II) positions within the Department of Natural Resources & Parks (DNRP) over the next 6 months. Join Our Team Design projects that restore rivers, protect communities, and leave a lasting environmental legacy. The Water and Land Resources Division (WLRD) is seeking an enthusiastic and collaborative Habitat Restoration Engineer II to help design and deliver innovative restoration projects...

Salary : $100,174.67 - $126,986.29 Annually Location : King Street Center - 201 S Jackson St, Seattle, WA Job Type: Career Service (Exec) Job Number: 2026SW27351 Department: MTD - Metro Transit Division: Capital Opening Date: 07/22/2026 Closing Date: 8/5/2026 11:59 PM Pacific FLSA: Exempt Bargaining Unit: W2 : TEA-MTD-Capital Div-Staff Full- or Part-Time: Full Time Summary Are you ready to apply your engineering expertise and make a meaningful impact? King County's Metro Transit Capital Division is seeking an Electrical Engineer II to support design and delivery of several critical transit capital projects. This role is essential for helping Metro deliver on its mission to expand and enhance transit and mobility services for communities. The Transit Electrical Engineering Team consists of five electrical engineering staff who deliver a wide variety of Electrical projects within Capital. The projects you will work on will have a variety of size and budget...

Cowboy Space Corp. is building the infrastructure to power and connect the orbital economy. Our satellites operate in Low Earth Orbit to collect sunlight and enable a new class of capabilities-from powering on-orbit compute, to transmitting energy via infrared lasers (space-to-earth and space-to-space), powering on-orbit compute to delivering secure, high-bandwidth optical data. By rethinking how energy and data are generated and distributed in space, we're unlocking entirely new ways to operate both in orbit and on Earth. Founded in 2024 by Baiju Bhatt (co-founder of Robinhood), Cowboy Space Corp. is backed by leading investors and built by a team from top aerospace and defense organizations. We're moving quickly to solve complex technical challenges and build a new category of space infrastructure. About the Role : As a Mechanisms Engineer, you will own a critical vehicle mechanism subsystem from concept through flight. Depending on your background and team priorities, your...

Cowboy Space Corp. is building the infrastructure to power and connect the orbital economy. Our satellites operate in Low Earth Orbit to collect sunlight and enable a new class of capabilities-from powering on-orbit compute, to transmitting energy via infrared lasers (space-to-earth and space-to-space), powering on-orbit compute to delivering secure, high-bandwidth optical data. By rethinking how energy and data are generated and distributed in space, we're unlocking entirely new ways to operate both in orbit and on Earth. Founded in 2024 by Baiju Bhatt (co-founder of Robinhood), Cowboy Space Corp. is backed by leading investors and built by a team from top aerospace and defense organizations. We're moving quickly to solve complex technical challenges and build a new category of space infrastructure. About the Role : As a Mechanisms Engineer, you will own a critical vehicle mechanism subsystem from concept through flight. Depending on your background and team priorities, your...

Cowboy Space Corp. is building the infrastructure to power and connect the orbital economy. Our satellites operate in Low Earth Orbit to collect sunlight and enable a new class of capabilities-from powering on-orbit compute, to transmitting energy via infrared lasers (space-to-earth and space-to-space), powering on-orbit compute to delivering secure, high-bandwidth optical data. By rethinking how energy and data are generated and distributed in space, we're unlocking entirely new ways to operate both in orbit and on Earth. Founded in 2024 by Baiju Bhatt (co-founder of Robinhood), Cowboy Space Corp. is backed by leading investors and built by a team from top aerospace and defense organizations. We're moving quickly to solve complex technical challenges and build a new category of space infrastructure. About the Role : As a Mechanisms Engineer, you will own a critical vehicle mechanism subsystem from concept through flight. Depending on your background and team priorities, your...

Avionics Engineer, Flight Computer Cowboy Space Corp. is building the infrastructure to power and connect the orbital economy. Our satellites operate in Low Earth Orbit to collect sunlight and enable a new class of capabilities-from powering on-orbit compute, to transmitting energy via infrared lasers (space-to-earth and space-to-space), powering on-orbit compute to delivering secure, high-bandwidth optical data. By rethinking how energy and data are generated and distributed in space, we're unlocking entirely new ways to operate both in orbit and on Earth. Founded in 2024 by Baiju Bhatt (co-founder of Robinhood), Cowboy Space Corp. is backed by leading investors and built by a team from top aerospace and defense organizations. We're moving quickly to solve complex technical challenges and build a new category of space infrastructure. The Role We're looking for a Flight Computer Avionics Engineer to own the design, development, integration, and qualification of our spacecraft...

Cowboy Space Corp. is building the infrastructure to power and connect the orbital economy. Our satellites operate in Low Earth Orbit to collect sunlight and enable a new class of capabilities-from powering on-orbit compute, to transmitting energy via infrared lasers (space-to-earth and space-to-space), powering on-orbit compute to delivering secure, high-bandwidth optical data. By rethinking how energy and data are generated and distributed in space, we're unlocking entirely new ways to operate both in orbit and on Earth. Founded in 2024 by Baiju Bhatt (co-founder of Robinhood), Cowboy Space Corp. is backed by leading investors and built by a team from top aerospace and defense organizations. We're moving quickly to solve complex technical challenges and build a new category of space infrastructure. About the Role : As a Mechanisms Engineer, you will own a critical vehicle mechanism subsystem from concept through flight. Depending on your background and team priorities, your...

Cowboy Space Corp. is building the infrastructure to power and connect the orbital economy. Our satellites operate in Low Earth Orbit to collect sunlight and enable a new class of capabilities-from powering on-orbit compute, to transmitting energy via infrared lasers (space-to-earth and space-to-space), to delivering secure, high-bandwidth optical data. By rethinking how energy and data are generated and distributed in space, we're unlocking entirely new ways to operate both in orbit and on Earth. Founded in 2024 by Baiju Bhatt (co-founder of Robinhood), Cowboy Space Corp. is backed by leading investors and built by a team from top aerospace and defense organizations. We're moving quickly to solve complex technical challenges and build a new category of space infrastructure. About the Role : We are looking for an Injector Design and Development Engineer to own rocket engine injectors end to end-design, analysis, development, and validation. These injectors power the engines...

Cowboy Space Corp. is building the infrastructure to power and connect the orbital economy. Our satellites operate in Low Earth Orbit to collect sunlight and enable a new class of capabilities-from powering on-orbit compute, to transmitting energy via infrared lasers (space-to-earth and space-to-space), to delivering secure, high-bandwidth optical data. By rethinking how energy and data are generated and distributed in space, we're unlocking entirely new ways to operate both in orbit and on Earth. Founded in 2024 by Baiju Bhatt (co-founder of Robinhood), Cowboy Space Corp. is backed by leading investors and built by a team from top aerospace and defense organizations. We're moving quickly to solve complex technical challenges and build a new category of space infrastructure. About the Role : You will own the design and development of fluid system hardware for the vehicle's propulsion, fluids, and/or thermal management architectures. This includes valves, regulators, fluid...

Job Description MULTI YEAR PROJECT ASSIGNMENT - NORTH/CENTRAL WASHINGTON This is a project-based position supporting a multi-year hydroelectric dam rehabilitation project in North/Central Washington. The project is located in a remote, rural area near Sedro-Woolley, WA and requires the Field Engineer(s) to relocate to or reside near the project site. Relocation assistance will be provided for the right candidate. WHY JOIN BALLARD MARINE CONSTRUCTION? Ballard Marine Construction is a specialty underwater and marine construction contractor that delivers innovative technical solutions in the Power, Water/Wastewater, Transportation, Industrial, and Environmental markets. We partner with our clients to inspect, rehabilitate, maintain, and construct critical infrastructure that communities depend on every day. What sets Ballard apart isn't just the work we do, it's how we do it. We intentionally pursue technically demanding projects where innovation, collaboration, and...

Requisition ID: 100642 Job Category: Infrastructure; Consulting; Engineering; Project Engineering; Project Management Location: Seattle, WA, United States Join a company that is passionately committed to the pursuit of a better world through positive change. With more than 65 years of business and technical expertise in mining, energy, and infrastructure, our 10,000 colleagues in 150 countries tirelessly work toward bettering the industries in which we operate. With practical solutions that are safe, innovative and sustainable, we think globally while acting locally. Are you looking for an opportunity to join a diverse group of professionals who are committed to remaining exceptional? We look forward to hearing from you. Our expertise in infrastructure includes aviation, highways and bridges, planning and advisory services, ports, rail and transit, tunnels, and water. Want to be part of the creation and construction of our cities? Then the infrastructure team is for...

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together. Role description: Arcadis is seeking an experienced Mechanical Engineer (HVAC) heating, ventilating and air conditioning) systems for facilities to support our multidisciplinary Design and Engineering team in the Seattle, WA area. As a Mechanical Engineer, you will support the mechanical discipline on multiple concurrent projects through pursuit, proposal, design, and construction phases. You will be responsible for design efforts. As a mechanical engineer, you will work with project teams consisting of architects, engineers, project managers and clients designing HVAC systems...

Company Description KPFF, a multi-office, multi-discipline engineering firm, is committed to Excellence, Trust, Relationships, Stability, and Passion. For over 65 years KPFF has been providing creative solutions and excellent client service for a diverse range of projects and industries. Our 1,500 professionals in 35 offices nationwide thrive in a decentralized structure, offering abundant flexibility and numerous opportunities for professional growth. At KPFF, join a legacy of excellence where every team member has the opportunity to contribute to innovative solutions and meaningful projects. To learn more about us and the projects we work on, visit our website at www.kpff.com. Job Description KPFF Seattle's Transportation Team focuses on designing infrastructure that moves people and connects communities across the region. We work on a wide range of transit and transportation projects, including roadway and trail improvements, fish passage enhancements, and major...

Company Overview Zeno Power is the leading developer of nuclear batteries - compact power systems that provide reliable, clean energy in frontier environments. By harnessing the heat from radioisotopes, Zeno's batteries power critical missions on Earth, in space, and at sea. To bring this technology to market by 2027, Zeno is seeking out purpose-driven and innovative professionals who are comfortable working in a startup environment. Team members will have a direct impact in enabling commercial and national security missions from the depths of our oceans, to the surface of the moon, and in austere environments here on Earth. Zeno is proud to be an Equal Opportunity Employer and is committed to attracting, retaining, and developing a highly qualified, diverse, and dedicated work force. We do not discriminate in hiring on the basis of sex, gender identity, sexual orientation, race, color, religious creed, national origin, physical or mental disability, protected Veteran status, or...