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Application Design Engineer Jobs in Seattle, WA (NOW HIRING)

Protingent

Senior Mechanical Design Engineer

Bellevue, WA · On-site

$52 - $85/hr

Support continuous learning and application of nuclear industry best practices to maintain the highest quality of engineering design and proactively identify process change/enhancement opportunities.

Protingent

Senior Mechanical Design Engineer

Bellevue, WA · On-site

$56 - $95/hr

Support continuous learning and application of nuclear industry best practices to maintain the highest quality of engineering design and proactively identify process change/enhancement opportunities.

Apex Systems

Software Design Engineer

Redmond, WA · On-site

$75 - $85/hr

... Software Engineer is to design, develop, implement, test, and maintain business and computer ... This role involves full-stack software development, application maintenance, and automation ...

Protingent

System Design Engineer (8)

Bellevue, WA · On-site

$69 - $115/hr

System Design Engineer Position Description: Protingent Staffing has an exciting contract System ... Identify and ensure effective application of correct design codes into the design of plant systems ...

System One

Senior Mechanical Design Engineer

Bellevue, WA · Remote

$92K - $126K/yr

Develop equipment and component design solutions based on engineering and project requirements ... Support continuous improvement and application of nuclear industry best practices. Requirements

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Showing results 41-60

All JobsApplication Design Engineer JobsApplication Design Engineer Jobs in Seattle, WA

Application Design Engineer information

See Seattle, WA salary details

$23

$65

$99

How much do application design engineer jobs pay per hour?

As of Sep 2, 2026, the average hourly pay for application design engineer in Seattle, WA is $65.69, according to ZipRecruiter salary data. Most workers in this role earn between $47.88 and $83.41 per hour, depending on experience, location, and employer.

What is an application design engineer?

Application Design Engineers are professionals who develop, customize, and optimize technical solutions or products to meet specific client or industry needs. They work closely with customers, sales teams, and product development teams to ensure that applications perform efficiently and address user requirements. Their role often involves both engineering design tasks and application support, requiring a strong understanding of both product capabilities and customer use cases. They may also assist in troubleshooting, prototyping, and modifying existing systems to improve functionality.

What are some common challenges faced by application design engineers when working on custom solutions for clients?

Application Design Engineers often encounter challenges such as balancing client requirements with technical feasibility, managing tight deadlines, and ensuring seamless integration with existing systems. They must frequently adapt to evolving project scopes and navigate communication between cross-functional teams, including sales, development, and support. Strong problem-solving and collaboration skills are essential, as is the ability to clearly translate client needs into practical design specifications.

What are the key skills and qualifications needed to thrive as an application design engineer, and why are they important?

To thrive as an Application Design Engineer, you need a solid background in engineering principles, software development, and system design, usually supported by a degree in engineering or computer science. Familiarity with CAD software, simulation tools, and programming languages such as Python or C++ is typically required, along with certifications like Certified Systems Engineering Professional (CSEP) being advantageous. Strong problem-solving skills, creativity, and effective communication are essential soft skills for translating client needs into technical solutions and collaborating with cross-functional teams. These skills ensure that complex applications are designed efficiently, meet user requirements, and function reliably in real-world environments.

What is the difference between Application Design Engineer vs Software Engineer?

AspectApplication Design EngineerSoftware Engineer
CredentialsBachelor's in Engineering, CAD or design certificationsBachelor's in Computer Science or related field, coding certifications
Work EnvironmentDesign labs, manufacturing settings, client sitesOffices, development labs, remote work
Industry UsageElectronics, automotive, industrial equipmentIT, software development, tech companies
Primary FocusDesigning and testing physical products and systemsWriting, testing, and maintaining software applications

Application Design Engineers focus on creating and testing physical product designs, often working with hardware and systems integration. Software Engineers primarily develop and maintain software applications. While both roles require technical skills and collaboration, their core responsibilities and work environments differ significantly, making this comparison useful for those exploring career options or job opportunities in engineering fields.

Do application design engineers make good money?

Application design engineers typically earn competitive salaries that vary based on experience, location, and industry. They often have specialized skills in software or hardware design, which can lead to higher compensation, especially with advanced certifications or expertise in tools like CAD or simulation software.

What cities near Seattle, WA are hiring for Application Design Engineer jobs?

Cities near Seattle, WA with the most Application Design Engineer job openings:

Application Design Engineer jobs near you
Infographic showing various Application Design Engineer job openings in Seattle, WA as of July 2026, with employment types broken down into 74% Full Time, 19% Part Time, 1% Temporary, and 6% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $136,634 per year, or $65.7 per hour.

Senior Mechanical Design Engineer

Protingent

Bellevue, WA • On-site

$52 - $85/hr

Contractor

Medical, Retirement, PTO

Re-posted 25 days ago

Job description


Position Title: Senior Mechanical Design Engineer
Position Description: Protingent Staffing has an exciting contract Senior Mechanical Design Engineer opportunity.
Job Responsibilities:
  • Coordinate and utilize inputs and requirements from Engineering and Project teams to produce equipment and components design solutions, including drawings, models, and specifications.
  • Perform planning for design activities and manage execution to the established plans.
  • Propose and develop tests required to validate functional and performance design requirements.
  • Perform scoping analysis and trade studies for design options.
  • Interface with cross functional team for design and analysis activities.
  • Perform engineering reviews of team members' products.
  • Interface with engineers and subcontractors, providing direction and mentoring.
  • Support continuous learning and application of nuclear industry best practices to maintain the highest quality of engineering design and proactively identify process change/enhancement opportunities.

Job Qualifications:
  • Education: B.S. degree in Mechanical engineering or equivalent preferred.
  • Minimum of five years of equipment / component design experience; relevant M.S. and Doctorate degrees may be credited for up to two or four years of experience respectively.
  • Experience with 3D CAD, SolidWorks preferred.
  • Experience with design of experiments with an emphasis on product testing.
  • Experience in finite element stress analysis, mechanical analysis methods, first principles calculations.
  • Familiarity in Design for Manufacturability (DFM) and Design for Assembly (DFA).
  • Excellent writing and communication skills.
  • Strong analytical/problem solving skills, creative thinker.
  • Ability to work with minimum direction to solve challenging problems.
  • Ability to work on multiple tasks concurrently during a given work week.
  • Excellent attention to detail.
  • The successful candidate will possess a high degree of trust and integrity, communicate openly, and display respect and a desire to foster teamwork.
The Ideal Candidate:
  • Experience or familiarity with the rules of ASME Boiler Pressure Vessel Code Section III Division 5.
  • Design experience in the nuclear industry with core assemblies is highly desirable.
  • Experience with nuclear industry operation, DOE and NRC regulations
  • Knowledge of neutronics, thermal-hydraulics, and/or structural analysis.
  • Ability to lead multidisciplinary design activities
  • Experience in finite element stress analysis using ANSYS and first principles calculations.
  • Experience with writing test requirements documents and developing nuclear product test campaigns.
  • Experience with manufacturing and methodology, especially in first article productions.
  • Experience with technical evaluation, review, and nonconformance evaluation of vendors and suppliers.
  • Travel Required: 0-5%.

Job Details:
  • Job Type: Contract
  • Pay Rate Range: $52-$85/hr (Pay rates are approved based on candidate location, education and experience)
  • Location: Bellevue, WA or 100% Remote
  • Export control regulations require candidates to be a U.S. Citizen, U.S. Legal Permanent Resident, or of a protected person status

Benefits Package: Protingent offers competitive salaries, insurance plan options (HDHP plan or POS plan), education/certification reimbursement, pre-tax commuter benefits, Paid Time Off (PTO), and an administered 401k plan.
About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation - from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We're passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.#TerraPro
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