49 mechanical jobs found in Seattle

Mechanical Engineer - Seattle area - Sep 2025 - 0805 Our client located in the Seattle area is seeking an experienced Mechanical Engineer to support the design and development of hardware for nuclear applications. The successful candidate will drive the creation of reliable, high-performance components and assemblies critical to the development of complex energy systems operating under demanding technical and safety requirements. You Will: Own and improve subsystem designs including electromagnetic, structural, fluid, thermal, and control systems Learn from historical engineering approaches and design novel hardware for testing and integration into Helion's fusion devices Design hardware in CAD software such as NX or SolidWorks Perform analysis using tools like ANSYS and lead design reviews to incorporate feedback and iterate toward functioning systems Expand your engineering skills and domain knowledge by learning from experts Work hands-on with...

Senior Mechanical Engineer | Job Description About Aetherflux Aetherflux 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 transmitting energy via infrared lasers (space-to-earth and space-to-space), to 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), Aetherflux 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 As a Senior Mechanical Engineer, you will play a key role in designing and building the physical systems that enable our spacecraft to...

Role: Mechanical Engineer - Advanced RF Power Systems Location: Seattle, WA Shift: Day Salary: $70,000 - $115,000/yr DOE/GEO** Eagle Harbor Technologies (EHT) is pioneering novel RF generator power systems, delivering enhanced capabilities to the semiconductor industry. We're looking for ambitious, intelligent, and visionary individuals who thrive in competitive environments, and want to help us achieve our bold, transformative goals. We are seeking a highly motivated and technically skilled Mechanical Engineer to play a key role in the design and development of advanced RF power generators for semiconductor manufacturing applications. In this role, you will contribute to the creation of high-performance electrical and mechanical components and assemblies, leveraging your experience with Siemens NX and SolidWorks to produce robust, manufacturable designs. You will collaborate closely with cross-functional teams to ensure seamless integration of mechanical systems into complex...

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,...

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,...

Pay rate range- $55/hr. - $59/hr. Fully Onsite Job Description: Top Must-Have: - Expert-level workholding and fixture design capabilities - Proficiency programming 3-axis, 5-axis, and mill-turn machines - Ability to deliver complete manufacturing packages: NC code, setup sheets, and simulation files - Strong understanding of machining processes, tooling, and cutting strategies We are seeking an advanced CNC Programmer to support our high-mix prototype and production shop. This role delivers complete manufacturing packages-including NC code, setup sheets, and simulation files-for 3-axis, 5-axis, and mill-turn machines. Required Qualifications Experience & Skills - 8+ years of advanced CNC programming experience - Expert-level workholding and fixture design capabilities - Proficiency programming 3-axis, 5-axis, and mill-turn machines - Ability to deliver complete manufacturing packages: NC code, setup sheets, and simulation files - Strong understanding of machining...

What Your Day Will Look Like: As a Professional Engineer, you'll apply engineering principles and technical expertise to the design and analysis of water and wastewater infrastructure projects. You'll take ownership of specific design tasks, coordinate with multidisciplinary teams, and ensure that all work meets technical standards, regulatory requirements, and client expectations while continuing to develop your professional engineering judgment and leadership skills. What You'll Do: • Prepare and review design plans, calculations, and technical documentation for pipelines, pump stations, and treatment systems. • Apply engineering standards and design codes to ensure technical accuracy and regulatory compliance. • Conduct hydraulic modeling, flow analysis, and system evaluations to support design and planning decisions. • Coordinate design efforts across internal teams, subconsultants, and regulatory agencies. • Support project managers with technical input, cost...

Job Description Position Title: Site Engineer II Your role The Site Engineer II position is a contributing member to the site level Data Center Operations team assigned to one or more of our data center properties reporting directly to the Manager Engineering Operations. The Site Engineer II will have experience in mission critical infrastructure, including Generators, UPS Systems, HVAC Systems, Fire/Life Safety Systems, BMS Systems, and CMMS systems. It is expected that the Site Engineer I candidate has expertise in either electrical work or mechanical work and it would be expected that he/she would be competent in the area of non expertise. The responsibilities of the Site Engineer II are: to contribute to the daily site operation, including creation and modification of site operating procedures, contribute to creation of change management tickets, creation of timely incident reporting, site maintenance and repairs/inspections to help ensure Digital Realty's data center...

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of the Lunar Permanence business unit, which develops Blue Origin's Blue Moon landers and related products. To further Blue Origin's mission of millions of people living and working in space for the benefit of Earth, we are building sustainable infrastructure for our transport of crew and cargo from Earth to the lunar surface. This individual will use their technical expertise, leadership skills, and commitment to quality to join our team and positively impact safe human spaceflight. Passion for our mission and vision is required. You...

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role supports the development and operations of New Glenn, a single-configuration, heavy-lift orbital launch vehicle capable of routinely carrying people and payloads to low-Earth orbit, geostationary transfer orbit, cislunar, and beyond. Its first stage is fully reusable, and the vehicle was designed from the beginning to be human-capable. As part of a small hardworking team of engineers, you will be responsible for design, analysis, development and testing of primary and secondary structures for New Glenn second stage. You will share in the...

Aircraft Structures Design Engineer - WA Area - 0203 Our team is seeking experienced Aircraft Structures Engineers to work in our Seattle WA area location for a long term contract assignment.This role is a great opportunity to work in a role that will provide a variety of interesting and challenging engineering tasks such as Aircraft Structural Door & Floor Design / modifications. Requirements: B.S. degree in Mechanical, Civil, Aerospace, or Aeronautical Engineering and at least five years of Engineering work experience. • Proficiency in SolidWorks, AutoCad, and Microsoft Office. • Proficiency in CATIA V5 (2D drafting and 3D modelling) • ENOVIA SmarTeam PLM database highly desirable. • Ability to prepare accurate and concise hand sketches for design improvements and ability to perform basic structural analyses. • Fluency in aircraft fastener and material properties. • Comprehensive working knowledge of engineering principles, repair and fabrication practices, aviation...

Landing Gear Design Engineer - Seattle, WA area - 0201 Our client in the Seattle, WA area who is a global leader in manufacturing and overhauling aerospace structures, systems, and components and is looking for a Landing Gear Design Engineer responsible for providing support for their Company. Position purpose/core responsibilities: Main Duties: Landing gear structural design and spatial integration. Detail design of landing gear structural elements. Kinematic layout of landing gear mechanisms. Design of shock absorbers. Integration of steering, braking and actuation systems. Interfacing with customers and suppliers. Requirements: Landing gear design experience. 3-D modeling (Solid works and/or CATIA experience). Proficient with MS Office tools (Excel, WORD, MS Power Point, MS Project). Ability to support customer in spatial integration. Assertive team player who is self-motivated and enjoys working in a team environment and works...

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...

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,...

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of the Lunar Permanence business unit, which develops Blue Origin's Blue Moon landers and related products. To further Blue Origin's mission of millions of people living and working in space for the benefit of Earth, we are building sustainable infrastructure for our transport of crew and cargo from Earth to the lunar surface. This individual will use their technical expertise, leadership skills, and commitment to quality to join our team and positively impact safe human spaceflight. Passion for our mission and vision is required. You...

Requisition ID: 96964 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 you!...

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight! This role is part of the Lunar Permanence business unit, which develops Blue Origin's Blue Moon landers and related products. To further Blue Origin's mission of millions of people living and working in space for the benefit of Earth, we are building sustainable infrastructure for our transport of crew and cargo from Earth to the lunar surface. As part of a hardworking team of engineers, you will help lead solutions for various spaceflight systems engineering challenges working in Mission Engineering and Phase Systems Engineer. The planning for lunar...

Senior Spacecraft Engineer About Aetherflux Aetherflux 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 transmitting energy via infrared lasers (space-to-earth and space-to-space), to 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), Aetherflux 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 are looking for a Spacecraft Engineer to help design, build, and integrate the core systems that power our satellite platform. You will work across...

Senior Avionics Engineer (Seattle, WA) About Aetherflux Aetherflux 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 transmitting energy via infrared lasers (space-to-earth and space-to-space), to 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), Aetherflux 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 The Avionics Engineer is responsible for the design, development, and integration of electrical systems supporting advanced optical and laser...

Salary: $22.01 - $27.90 Hourly Location : Seattle, WA Job Type: Intern Job Number: 2026-26648 Department: DNRP-Natural Resources & Parks Division: Wastewater Treatment Opening Date: 03/23/2026 Closing Date: 4/13/2026 11:59 PM Pacific FLSA: Non-Exempt Bargaining Unit: Z3 : KC Personnel Guidelines Full- or Part-Time: Full Time Hours/Week: 40 hours/week Summary The King County Department of Natural Resources and Parks (DNRP) Wastewater Treatment Division (WTD) seeks a 2026 Summer Engineering intern to support our Plant Engineering team. This role will focus on how to use AutoCAD as well as PDF formats and how they relate to each other. Our internship is for active students only. To be eligible for this internship, you must be enrolled in a college, or university program for the duration of your internship. For example, if you are graduating from a college or university in June 2026 and are not enrolled for a fall 2026 academic program, you are not...