19 senior process mechanical engineer jobs found in Seattle

P2S stands as a provider of professional engineering services to a broad range of markets, including higher education, healthcare, ports/harbors, industrial, entertainment, commercial, laboratories, municipal, and federal sectors. Our specialties include electrical, mechanical, plumbing, fire protection, and technology integration. Our offered services range from engineering and commissioning to construction management. With over 300 dedicated employees, P2S is an internationally recognized leader in many of the key markets we serve. We provide a blend of innovation and technical excellence in delivering green solutions that enhance and sustain the built, natural, and social environments. Currently, we have offices in Long Beach, Seattle, Irvine, San Diego, Los Angeles, and San Jose. Are you a Senior Fire Protection Engineer looking to grow your career? P2S is an award-winning engineering firm that has been named "Best Place to Work" for the past 15 years. Employment Type:...

Salary : $110,956.32 - $129,372.48 Annually Location : Seattle, WA Job Type: Classified Civil Service, Regular, Full-Time Job Number: 2026-00313 Department: Finance and Administrative Services Opening Date: 03/03/2026 Closing Date: 3/31/2026 4:00 PM Pacific Language Premium: Yes Position Description The City of Seattle is seeking a motivated Senior Automotive Engineer to lead complex projects and support the planning, design, and procurement of the City's fleet. The Fleet Management Division oversees a fleet of over 4,000 pieces of equipment used by multiple City departments to deliver critical public services. Reporting to the Design and Procurement Manager, this role is responsible for advanced planning, vehicle and equipment design, procurement, and in-depth research and analysis to inform key fleet decisions. This position offers a unique opportunity to advance the City's commitment to environmentally responsible and cost-effective fleet solutions. ABOUT...

What Your Day Will Look Like: As an Engineering Designer, you'll assist in the preparation of design plans and technical drawings for water and wastewater infrastructure projects. Working under close supervision, you'll apply foundational engineering knowledge and CAD drafting skills to support the development of pipelines, pumping systems, and treatment facilities while gaining exposure to design standards and project coordination. What You'll Do: Prepare and edit design drawings, layouts, and plan sheets using CAD software under the direction of senior staff. Assist with basic design calculations, quantity estimates, and project documentation for water and wastewater systems. Support data collection and field verification to confirm existing infrastructure conditions. Collaborate with engineers and designers to ensure design accuracy, completeness, and compliance with applicable standards. What You'll Need: Bachelor of Science in Civil, Environmental, Chemical,...

Senior Materials Engineer - Data Center Liquid Cooling & Materials On-site in Seattle, WA, Austin, TX, or Herndon, VA 1-year contract (potential for extension) Team Overview The Data Center Engineering team for our Seattle-based technology client is looking for a Materials Engineer to join a team that is focused on advancing materials, processes, and standards that enable reliable, cost-effective production of high-performance liquid-cooled data center systems.You'llpartner closely with mechanical, chemical, electrical, and field engineering teams, as well as external suppliers and labs, to improve cooling performance, reliability, and total cost of ownership across global deployments. Key Responsibilities Coolant Ownership & Standards • Serve as the technical owner for liquid coolants-defining andmaintainingspecifications for base fluids, additives, andwettedmaterials, including contaminant limits and compatibility criteria. • Build and drive a...

Hubble Network was founded with the intention of delivering on the promise of what Internet-of-Things (IoT) was supposed to be. We're building a global Bluetooth® network dedicated to machine-to-machine connectivity. We differentiate ourselves as the first modem-less and gateway-less, direct-to-satellite network from off-the-shelf Bluetooth® Low Energy chips. Hubble is ideal for applications in logistics, AgTech, and maritime where economies of scale for volume consumer and enterprise asset tracking is a priority. Our goal is to be the first billion-endpoint-connected network in the world. Hubble is an early-stage, venture-backed startup supported by some of the best investors in the world. In their previous lives, the founding team has been successful in raising $100s of millions in venture funding, developing the Amazon Sidewalk network, launching billions of dollars of space assets, and leading their teams to successful exits, both through acquisition and IPO. We are now looking...

Company Description KPFF, a multi-office, multi-discipline engineering firm, is committed to Excellence, Trust, Relationships, Stability, and Passion. With over 60 years of experience, we provide creative solutions for diverse projects, scales, and industries. Our 1,300 professionals in 27 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 impactful projects. Job Description About the Role: The Special Projects Division of KPFF is growing and looking for an ambitious and initiative-driven Civil Transportation Engineer to strengthen our dynamic team in Seattle or Tacoma, WA . You will be at the heart of downtown, working on a diverse range of heavy civil and industrial infrastructure projects. As a key member, you'll not only refine your existing expertise in...

Interlune is a space resources company based in Seattle, WA. We will provide resources from space to power a clean and sustainable economy on Earth and in space. We are looking for a Doer who wants to join our early-stage team and accelerate humanity's progress toward an off-world future. Our engineering team combines expert knowledge of geological sciences, mechanical engineering, automation, systems engineering, modeling and simulation, and advanced fabrication to build the infrastructure that will create an in-space economy. To join our small team, you must be agile, willing to learn, and able to take on multiple roles as needed. This role will report to the Vice President of Engineering and bring significant expertise in space robotics, particularly for planetary surface operations. Applicants from all industries are welcome, with particular emphasis in complex, multi-disciplinary system development. Responsibilities: Lead the design of high-reliability mechanisms,...

Description Position Description As a Civil Engineer you will integrate the process of document production with a more detailed understanding of design and systems components. This position will be exposed to Civil land development and water/wastewater design along with calculations, specifications, and an expanded understating of codes with a continuum advanced practice of three-dimensional AutoCAD and Civil 3D and production of site design. A Civil Engineer of this level will have the ability to take small to medium sized projects from conception to final design with little input from a senior engineer. Position Salary Range* The expected salary range for this position is $ 85,000 to $ 105,000 annually. Required Qualifications** 4 to 10 years of project experience working on projects within the US ABET (Accreditation Board for Engineering and Technology) accredited degree in Civil Engineering A Professional Engineering License in the State of job posting or...

What Your Day Will Look Like: As a Project Manager, you'll lead the planning, design, and delivery of water and wastewater infrastructure projects from initiation through completion. You'll manage multidisciplinary teams, maintain strong client relationships, and ensure that all project objectives, technical, financial, and operational, are met with precision and professionalism. This role combines engineering expertise, leadership, and strategic coordination to drive successful project outcomes. What You'll Do: Manage all phases of water and wastewater projects, including scope, schedule, budget, staffing, and client communication. Lead multidisciplinary teams in preparing design plans, studies, and reports that meet quality and regulatory standards. Serve as the primary client contact, ensuring clear communication, satisfaction, and long-term relationship development. Oversee design reviews, quality control, and risk management to maintain consistency and technical...

About Delta E Consulting: Established in 2023 in Seattle, WA, Delta E is an MEP engineering and design consulting firm built on a clear vision to form collaborative partnerships with building owners and design and construction teams that go beyond traditional consulting boundaries. Our work is grounded in technical expertise, sustainability, and thoughtful innovation, with an unwavering commitment to client success. You will be joining a team of seasoned industry professionals and contributing to a business with an established foundation and a strong trajectory. This role is well suited for design professionals who enjoy project and task ownership and enjoy problem-solving beyond a narrow job description. With seven separate services in-house (MEP engineering, Lighting Design, Sustainability and Energy Consulting, and Commissioning), integrative design practices is required at Delta E. You can expect to bring a proactive, curious mindset to your work, as well as have...

Salary : $153,439.31 - $194,493.31 Annually Location : Seattle, WA Job Type: Term-Ltd Job Number: 2026AA26519 Department: MTD - Metro Transit Division: Capital Opening Date: 03/03/2026 Closing Date: 3/17/2026 11:59 PM Pacific FLSA: Exempt Bargaining Unit: F7 : L117-Transit Design&Const Sups Full- or Part-Time: Full Time Hours/Week: 40 hours/week Summary King County Metro Transit is hiring a Structural Engineering Supervisor (SDA) to lead a talented team of 5-6 structural engineering professionals responsible for delivering a wide range of trolley, structural, and architectural projects. This role oversees both major and small-scale transit capital projects, guiding the development of engineering designs, specifications, and technical reports. The supervisor also supports project managers in establishing project budgets and schedules and conducts quality control reviews of consultant prepared designs. We are looking for an innovative, collaborative...

About Delta E Consulting: Established in 2023 in Seattle, WA, Delta E is an MEP engineering and design consulting firm built on a clear vision to form collaborative partnerships with building owners and design and construction teams that go beyond traditional consulting boundaries. Our work is grounded in technical expertise, sustainability, and thoughtful innovation, with an unwavering commitment to client success. You will be joining a team of seasoned industry professionals and contributing to a business with an established foundation and a strong trajectory. This role is well suited for design professionals who enjoy project and task ownership and enjoy problem-solving beyond a narrow job description. With seven separate services in-house (MEP engineering, Lighting Design, Sustainability and Energy Consulting, and Commissioning), integrative design practices is required at Delta E. You can expect to bring a proactive, curious mindset to your work, as well as have...

Description Position Description As an Electrical Engineer or Designer you will work with Project Managers in developing energy efficient, sustainable, and reliable engineering system concepts for projects. This position has a demonstrated capability to conduct analyses of existing systems and develop engineering solutions. Senior engineers consult with the client to determine needs, wants, and budgets while determining the functional requirements of new or renovated systems. Engineers schedule projects and related workloads and represent Cushing Terrell in project meetings and assist in strategy meetings. This position checks drawings and prepares feedback for project team(s), directs activities of workers engaged in preparing drawings, and edits or writes specifications including coordination with outside consultants involved in the project. Position Salary Range* The expected salary range for this position is $ 107,000 to $ 135,000 annually. Required...

About Continuous Composites: At Continuous Composites Inc., we are redefining what is possible in advanced manufacturing. Our unique CF3D® technology for composite 3D printing opens new frontiers in Aerospace and Defense. We thrive on innovation, rapid iteration, and empowering every team member to take initiative and drive breakthrough solutions. Our mission is to transform industrial manufacturing through pioneering research, creative problem-solving, and relentless execution. Position Summary: Continuous Composites is a world leader in advanced manufacturing technologies primarily related to advanced composites. The Department of War (DoW) and companies engaged in DoW work support many of our projects. We are seeking an experienced engineer with a strong technical background in high temperature composites and hypersonic applications to lead process development, and program execution for DoW programs where the goal is to utilize CF3D® technology to produce components for use...

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world's most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same. Job Description Job Title: Senior Systems Engineering Manager Role Location: Everett Washington -Onsite Relocation support available Join Capgemini in shaping the future of Systems Engineering. We're seeking a visionary leader to drive transformational change across our engineering practices and client engagements. This role is ideal for a senior professional who thrives on innovation, strategic influence, and empowering high-performing teams to deliver excellence in...

Job Description As a UW employee, you have a unique opportunity to change lives on our campuses, in our state and around the world. UW employees offer their boundless energy, creative problem-solving skills, and dedication to build stronger minds and a healthier world. UW faculty and staff also enjoy outstanding benefits, professional growth opportunities and unique resources in an environment noted for diversity, intellectual excitement, artistic pursuits, and natural beauty. The Department of Oceanography has an outstanding opportunity for a Float Lab Engineer (Temporary) to join their team. This position supports a high-impact research project focused on the design, testing, and deployment of autonomous ocean-monitoring floats used to study the physics and biogeochemistry of the world's oceans. These efforts contribute to three major international programs - Argo (argo.ucsd.edu), GO-BGC (go-bgc.org), and SOCCOM (soccom.princeton.edu) - that collectively represent a...

Harris Group thrives on providing expert engineering for some of today's most complex challenges. We are creative in our approach by delivering multi-discipline services across a wide range of project types. Our successes are directly related 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. Harris Group is seeking a Senior Electrical Engineer to join our Seattle, Washington office. We offer a flexible work arrangement with a hybrid work model. Harris Group offers a competitive compensation and benefits package along with a friendly, flexible, collaborative culture that values and supports professional development. Come get involved in the entire lifecycle of projects, from proposals to design to commissioning and start-up! What We Can Offer You Variety of project types: Life Science, Industrial...

Senior Civil Engineer/Project Manager - Public Works Role Description: Huitt-Zollars, Inc. is seeking a Civil Engineer - Senior Project Manager with 10+ years of experience located in Seattle, WA. This Project Manager position should have experience in the management and design of a wide-range of land development, transportation, and public works projects for various industrial, commercial and/or residential development projects. Duties include but are not limited to initial project and code research, civil engineering design, plan and specification production, management of production staff, client and stakeholder coordination, construction administration and project close out, business development and project pursuit efforts. Location: Seattle, Washington Employment Type: 40 FT Hours Reports to: Vice President/Managing Principal Compensation Type: Salary Registration(s): Professional Engineer in Washington State Education: Bachelor's Degree in Civil...

HOK is a collective of future-forward thinkers and designers who are driven to face the critical challenges of our time. We are dedicated to improving people's lives, serving our clients and healing the planet. Together, we cultivate a culture of design excellence at the confluence of art and science, blending the power of creative expression with a clear sense of purpose. Project Engineers will be responsible for the successful delivery of small to medium size building projects, or working as part of a large team responsible for an area on major projects, including developing concepts and producing the design. RESPONSIBILITIES: Strategic Looks for ways to improve engineering design and design processes in a particular discipline. Looks for new trends in Engineering design in a particular discipline and how to apply them to our projects. Project Management and Technical Improvement 10% time devoted to project management tasks and technical improvement initiatives....