Senior Mechanical Design Engineer
$135k - $165kALTEN Technology USA
Job Description
Job Description
We're ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more.
As part of the global ALTEN Group—57,000+ engineers in 30 countries—we deliver across the entire product development cycle, from consulting to full project outsourcing.
When you join ALTEN Technology USA, you'll collaborate on some of the world's toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow.
As a Senior Design Engineer you will be responsible for;
- Leading the design and development of mechanical systems, structural hardware, and mechanisms from early concept through production readiness.
- Creating innovative engineering solutions that meet customer requirements, performance objectives, and environmental constraints.
- Developing detailed 3D models, assemblies, engineering drawings, and manufacturing documentation.
- Performing engineering calculations, trade studies, tolerance analyses, and evaluations to support design decisions.
- Supporting multiple development programs simultaneously while maintaining quality, schedule, and technical objectives.
- Reviewing and validating engineering analyses, calculations, and design outputs to ensure technical accuracy and compliance.
- Generating complete design packages including bills of materials, assembly drawings, and release documentation.
- Supporting rapid concept development efforts, proposal activities, and customer-driven engineering studies.
- Collaborating with manufacturing, quality, systems, and test engineering teams to transition designs into production and qualification.
- Providing technical support for prototype builds, hardware integration activities, development testing, and qualification efforts.
- Serving as a technical mentor to junior engineers and contributing to the growth of engineering best practices.
- Applying sound engineering judgment to solve complex technical challenges in high-performance aerospace and defense applications.
Qualifications;
- Bachelor's degree in Mechanical Engineering, Aerospace Engineering, or a related technical discipline.
- 6+ years of experience designing aerospace, defense, or other highly engineered products and systems.
- Demonstrated success developing hardware that has progressed through testing, qualification, and implementation.
- Strong mechanical design background with expertise in engineering drawing standards and design best practices.
- Proficiency with SolidWorks and Geometric Dimensioning & Tolerancing (GD&T).
- Experience utilizing CAD and CAE tools to support product development and engineering analyses.
- Strong understanding of mechanics, material behavior, stress analysis, and engineering fundamentals.
- Ability to interpret technical drawings, specifications, requirements, and engineering documentation.
- Experience creating and managing bills of materials, detailed drawings, and product definition packages.
- Working knowledge of military, aerospace, or commercial engineering specifications and standards.
Salary Range: $135,000 - $165,000
Location: Onsite in Mukilteo, WA
The actual salary offered is dependent on various factors including, but not limited to, location, the candidate's combination of job-related knowledge, qualifications, skills, education, training, and experience
Note: Due to the nature of the work, only US Persons (citizens or permanent residents) need apply for this position.
All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, age, genetic information, or pregnancy.
Please beware of job seeker scams and see this important notice on our careers page for more information about our recruiting process.
Compliance Notice: Alten USA is a federal contractor subject to the requirements of the Vietnam Era Veterans' Readjustment Assistance Act (VEVRAA) and Executive Order 11246. We are an Equal Opportunity Employer and consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.
Drug Screening Requirement: As a federal contractor, Alten USA maintains a drug-free workplace. All candidates selected for employment will be required to successfully complete a pre-employment drug screening as a condition of hire.
$145.6k - $260k
...Complex. Simplexity is a product development engineering firm, hired by leading technology companies to design their next generation products. In an industry... ...DESCRIPTION Simplexity is seeking a hands-on senior mechanical engineer to work embedded with our team at a...SeniorHourly payFull timeContract workTemporary workFor contractors$140k - $160k
...Complex. Simplexity is a product development engineering firm, hired by leading technology companies to design their next generation products. In an industry... ...place for you. POSTION DESCRIPTION As a Senior Mechanical Design Engineer, you would be working with and...SeniorContract workTemporary workCasual workFlexible hours- ...Senior Mechanical Design Engineer (Core Components) Location: Bellevue, WA Job Type: Contract - Remote Schedule: 40 hours/week System One is seeking a highly motivated Senior Mechanical Design Engineer (Core Components) to support the design and...SeniorContract workTemporary workFor subcontractorWork at officeRemote work
- ...Job Title: Senior Mechanical Engineer Location: Bellevue, WA Type: Contract Contractor Work Model: Remote – offsite Hours: 40.0 Responsibilities Design reactor structures and components from concept through final design. Develop equipment and component...SeniorContract workTemporary workFor contractorsWork experience placementFor subcontractorLocal areaRemote work
$137.3k - $185.7k
...sophisticated control systems, and advanced electromechanical design to create adaptable automation solutions capable of working... ...interaction. Amazon is seeking a talented and motivated Senior Mechanical Engineer to drive the design, development, and launch of novel robotics...SeniorContract workFlexible hours$100k - $140k
DLR Group is an integrated design firm with a promise to elevate the human experience through design. This fuels the work we... ..., you’re in the right place.DLR Group has an opening for a Senior Mechanical Engineer.Locations: Seattle, WA Position SummaryAs a Senior Mechanical...SeniorWork at office- ...things possible not only in your community, but around the world.In the role of Senior Mechanical Engineer (Pipe Stress), we'll count on you to:Perform pipe stress analysis and piping design for projects and prepare reports on the findings.Coordinate the work of...SeniorContract workWork at office
$137.3k - $185.7k
...sophisticated control systems, and advanced electromechanical design to create adaptable automation solutions capable of working... .... We are seeking a talented and motivated Electro-Mechanical Engineer to design, integrate and launch robotic End Effectors. The ideal...SeniorFlexible hours$118.3k - $175k
...structures, we’re helping our clients innovate and grow by designing, engineering, and executing the construction of state-of-the-art facilities... ...HVAC and plant utility systems philosophies. Developing mechanical / utility equipment and construction specifications. Performing...SeniorCivilian ContractorFull timeRemote work$138.69k - $208.03k
...mental disability, protected Veteran status, or any other characteristic protected by federal, state, or local law. Senior Engineer, Mechanical Design In this role, you will create design solutions for the design development of various reactor structures and...SeniorPermanent employmentFull timeTemporary workWork experience placementFor subcontractorLocal areaRelocation package$152k - $241.5k
...technologies to accelerate AI workloads, and we are looking for an engineer focused on performance validation, analysis, and tracking. In... ...-world impact, we want to hear from you.What You’ll Be Doing:Design and develop performance testing frameworks for deep learning compilers...SeniorFull timeRemote work- ...is poised for monumental growth. We are seeking a qualified Senior Mechanical Engineer to help our clients develop, contract, and implement... ...and providing mechanical engineering support for detailed design and owner’s engineer projects on both a technical and contractual...SeniorContract workWork at office
$125.5k - $169.8k
...orders. If the notion of leading engineering projects amongst the world’s... ...leader that wants to design the next generation of world-... ...external equipment quality control mechanisms. We are looking for a hands-... ...able to influence and work with senior leaders across multiple...SeniorWork experience placementImmediate startWorldwideFlexible hours$85k - $195k
...Job Description Job Description Job Summary Mechanical Engineer (Intermediate to Senior) TEEMA Full-time Hybrid | Seattle, WA, United States... ..., building performance improvements, and mechanical design solutions. Hands-on field experience and the ability...SeniorFull timeFor contractors- Blue Origin is seeking a highly skilled Senior Mechanical Engineer to join their team in Seattle, WA. This role focuses on the design and development of innovative mechanical systems for reentry systems, requiring expertise in robotics, structural analysis, and FEA. The...Senior
$143k - $177k
...Volant Partners provides business and engineering consulting services to companies across... ...Volant Partners, Inc is seeking a Senior Mechanical Engineer to assist our clients with... ...and qualification testing Manage the design of electromechanical systems to meet requirements...SeniorPermanent employmentRelocationFlexible hours$130.1k - $167.6k
...Job Description Meade is a full-service design firm specializing in innovative and cost-effective engineering solutions for data centers, cloud providers,... ...MEI has a job opportunity for an experienced Senior Mechanical Engineer with their Professional Engineer License...SeniorFor contractorsLocal area- The Talent Mine is recruiting a Staff Mechanical Engineer, Optical Payloads in the greater Seattle area. You will lead the mechanical design and integration of satellite payloads, translating requirements into innovative concepts and production-ready drawings. You’ll collaborate...Senior
- ...the world.We believe building engineering is more than systems and... ...Services Group, you’ll help design the critical infrastructure that... ...experience. We bring together mechanical, electrical, structural, and... ...of excellence.In the role of Senior Building Mechanical Engineer,...SeniorFor contractorsWork at office
- Blue Origin, located in Seattle, WA, is seeking a Production Engineer to provide support for mechanical release and separation mechanisms for the New Glenn launch vehicle. The ideal candidate will have a B.S. degree in engineering and over five years of experience in aerospace...Senior
- Blue Origin LLC is seeking a Mechanical Engineer III to join the team in Seattle, WA. This position is crucial for the production support and testing of mechanical separation mechanisms for projects such as the New Glenn launch vehicle. The ideal candidate will have a B...Senior
- Blue Origin in Seattle is seeking an experienced engineer for thermo-mechanical modeling of engines and propulsion systems. You will own the analysis, integrating thermal and structural models for safe human spaceflight. The role requires expertise in thermal/structural...SeniorRelocation package
- Blue Origin in Washington state seeks a Senior Mechanical Engineer to own the PMAD avionics enclosure from concept to production release. You’ll... ...reliability space hardware. You will mentor junior engineers, lead design trades, and ensure producibility and test readiness as...Senior
- Blue Origin seeks a Senior Mechanical Engineer to own PMAD enclosure packaging, from concept to flight. You will define mechanical requirements, lead design trades, develop 3D CAD models, and drive test programs. Expect collaboration across systems engineering, electrical...Senior
- TerraPower LLC in Bellevue, WA seeks a Principal Core Mechanical Engineer to lead mechanical test programs for reactor core components. You will design, execute, and document validation campaigns, driving data-based decisions while ensuring safety and regulatory compliance...Senior
- Stantec’s Buildings team in the United States seeks a Mechanical Engineer with strong building systems experience to design HVAC, piping, and plumbing for healthcare and science projects, using Revit and related tools. You will collaborate with project managers and designers...Senior
- A leading recruitment firm seeks a Mechanical Engineer PE for a full-time role in Seattle, WA. This position involves project design, analysis, and collaboration with contractors. Candidates must possess a Bachelor's Degree in Mechanical Engineering, a PE license, and at...SeniorRemote jobFull timeFor contractors
$103.2k - $159.6k
Senior Marine Structural Engineer Seattle, PortlandRegular, Full TimeHybridAre you interested in joining a prestigious engineering consulting firm that... ...consulting to comprehensive planning, engineering design, and construction oversight.Your key responsibilities will...SeniorFull timeLocal areaWork from homeWorldwideFlexible hours$150k - $190k
...field. We are actively seeking a Marine/Waterfront Structural Engineer with 10 to 15+ years of experience to join our Seattle, Federal... ...staff and will be responsible for leading engineering, planning, design, and analysis activities for waterfront, port and maritime...SeniorFor contractorsWork at officeWorldwide$76 - $86.54 per hour
...Job Description Job Description Sr. Mechanical Engineer - Payloads Job Description Join an innovative aerospace and satellite technology... ...requirements. Responsibilities Lead mechanical design and integration efforts for optical payload systems. Collaborate...SeniorContract workTemporary workWork at office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Mechanical Design Engineer. Be the first to apply!
- mechanical design engineer Seattle, WA
- entry level mechanical design engineer Seattle, WA
- ships motorman Seattle, WA
- motorman Seattle, WA
- mechanical engineer consultant Seattle, WA
- mechanical maintenance engineer Seattle, WA
- senior lead project manager Seattle, WA
- senior robotics software engineer Seattle, WA
- senior devops engineer remote Seattle, WA
- senior sas administrator Seattle, WA


