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Senior Software Development Engineer In Test Jobs in Bellingham, WA

PACCAR

Electrical Controls Engineer

Mount Vernon, WA · On-site

$89K - $119K/yr

Develop Failure Mode and Effects Analysis (FMEA) documentation and comprehensive test plans to ... software development in a related field. * Proficiency in MathWorks MATLAB and Simulink for ...

PACCAR

Electrical Controls Engineer

Mount Vernon, WA

$89K - $119K/yr

Develop Failure Mode and Effects Analysis (FMEA) documentation and comprehensive test plans to ... software development in a related field. * Proficiency in MathWorks MATLAB and Simulink for ...

Janicki Industries

Sr. AI Robotics Engineer

Bellingham, WA · On-site

$108K - $149K/yr

Thrives in cross-disciplinary hardware + software environments * Bias for action, fast pace, and ... test prior to starting employment. Equal Opportunity Employer/Protected Veterans/Individuals with ...

New

Sedron Technologies LLC

Senior Process Engineer

Bellingham, WA · On-site

$108K - $139K/yr

... development, test plans, data analysis, safety reviews, and similar * Ensure compliance with ... Identify gaps in current software or tools and provide alternatives * Stay up to date and evaluate ...

Danaher

Software Engineer Internships

Bellingham, WA · On-site

Writing and debugging code in languages such as C#, Java, Python, or C++ * Participating on an ... Supporting the development of console and embedded software systems * Troubleshooting issues and ...

Stem Xpert

Software Developer TIBCO

Burlington, WA · On-site

Senior TIBCO Developer with strong integration experience of 8+ years is a MUST. * Advanced ... Experience with implementing web services in TIBCO Business Works. * Good understanding of SOA ...

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All JobsSoftware Development Engineer In Test JobsSenior Software Development Engineer In Test JobsSenior Software Development Engineer In Test Jobs in Bellingham, WA

Senior Software Development Engineer In Test information

See Bellingham, WA salary details

$23.4K

$130.5K

$169.9K

How much do senior software development engineer in test jobs pay per year?

As of Aug 7, 2026, the average yearly pay for senior software development engineer in test in Bellingham, WA is $130,508.00, according to ZipRecruiter salary data. Most workers in this role earn between $114,900.00 and $149,200.00 per year, depending on experience, location, and employer.

How does a senior software development engineer in test typically collaborate with development and product teams to ensure software quality?

As a Senior Software Development Engineer In Test (SDET), you will work closely with both development and product teams throughout the software development lifecycle. This includes participating in design and requirements discussions to identify potential test cases early, contributing to test automation strategies, and providing feedback on testability and quality risks. SDETs often pair with developers to review code, co-create test plans, and triage bugs together, ensuring that testing is fully integrated into the CI/CD pipeline. Effective communication and cross-team collaboration are essential for proactively identifying issues and maintaining high software quality standards.

What is the difference between Senior Software Development Engineer In Test vs Software Development Engineer In Test?

AspectSenior Software Development Engineer In TestSoftware Development Engineer In Test
ExperienceTypically 5+ years in testing and developmentEntry to mid-level, 1-3 years experience
ResponsibilitiesDesigns complex test frameworks, mentors juniors, leads testing initiativesDevelops test cases, automates tests, executes testing tasks
Skills & CertificationsAdvanced coding, automation, testing tools, leadership skillsProgramming, automation, testing tools
Work EnvironmentCollaborates with cross-functional teams, often in Agile settingsWorks closely with developers, focuses on automation and manual testing

In summary, a Senior Software Development Engineer In Test has more experience, leadership responsibilities, and strategic testing roles compared to a Software Development Engineer In Test, who primarily focuses on developing and executing tests.

What are the key skills and qualifications needed to thrive as a senior software development engineer in test, and why are they important?

To thrive as a Senior Software Development Engineer In Test, you need advanced programming skills, deep knowledge of software testing methodologies, and a bachelor's degree in computer science or a related field. Expertise with automation frameworks (such as Selenium, Cypress, or Appium), CI/CD tools, and scripting languages is typically required, along with relevant certifications like ISTQB. Strong analytical thinking, problem-solving, and effective communication are crucial soft skills for collaborating with cross-functional teams and driving quality initiatives. These capabilities ensure rigorous test coverage, faster release cycles, and high-quality software products.

What does a senior software development engineer in test do?

A Senior Software Development Engineer in Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify test requirements, create robust test cases, and integrate automated tests into the CI/CD pipeline. In addition to coding and scripting, Senior SDETs mentor junior team members, analyze test results, and help troubleshoot complex issues to continuously improve software quality. Their expertise bridges the gap between development and testing, ensuring both speed and quality in software releases.
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Senior Software Development Engineer In Test jobs near you

Electrical Controls Engineer

PACCAR

Mount Vernon, WA • On-site

$89K - $119K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 11 days ago

Paccar rating

8.8

Company rating: 8.8 out of 10

Based on 17 frontline employees who took The Breakroom Quiz

43rd of 487 rated machine equipment manufacturers

Job description

As an Electrical Controls Engineer, you will play a pivotal role in developing and validating next-generation vehicle control systems. You will transform prototype concepts into production-ready requirements, conduct comprehensive system evaluations, and work within agile teams to ensure vehicle controls meet the highest standards of safety, performance, and reliability. This is an excellent opportunity for an independent, technically skilled engineer to grow within a collaborative, cross-functional organization.
Location: Mount Vernon, WA
Job Responsibilities
  • Review and evaluate system-level control architecture, requirements, designs, and verification/validation test plans to ensure conformance with product specifications and customer requirements.
  • Design and develop rapid control prototype software models using industry-standard tools to validate functional features, verify hardware performance, and establish proof-of-concept demonstrations for control system applications.
  • Derive formal technical requirements specifications from validated rapid control prototype models with full traceability to upstream functional requirements and conduct peer technical reviews to ensure accuracy for use in downstream vehicle control software and subsystem implementations.
  • Perform troubleshooting and diagnosis of issues, detailed analysis, root-cause investigation, problem resolution and defect reporting.
  • Develop Failure Mode and Effects Analysis (FMEA) documentation and comprehensive test plans to identify, prevent, and mitigate risks associated with potential software failure modes.
  • Work to develop professional relationships through collaboration, respect, professionalism, trust and integrity.
  • Actively participate in scrum teams to develop industry-leading, high-quality, reliable electronic system designs, software, and architecture.
  • Perform and communicate within a distributed cross-functional team of embedded, electrical, and mechanical engineers that design, validate, and implement vehicle controls and functionality to support product launches, system integration testing, and field issue resolution.

Qualifications & Skills
  • B.S. in Electrical Engineering, Computer Engineering, Computer Science or in a related field.
  • 3+ years of experience in software development in a related field.
  • Proficiency in MathWorks MATLAB and Simulink for developing and validating control system models and simulations.
  • Strong willingness to learn and apply new software engineering quality processes, methodologies, and tools.
  • Self-motivated, independent contributor capable of working effectively with minimal supervision.
  • Excellent verbal and written communication skills with ability to articulate technical concepts to diverse audiences.
  • Sound engineering judgment and decision-making capability.
  • Demonstrated ability to effectively manage multiple concurrent priorities and adapt to dynamic project demands while maintaining quality standards and meeting commitments.
  • Up to 10% of domestic or international travel annually.
  • Knowledge of powertrain and vehicle electrical systems preferred.
  • Knowledge of control systems design, software development practices (ASPICE), and system architecture as applied to commercial or passenger vehicles preferred.
  • Experience with automotive or commercial vehicle communication networks (CAN, SAE J1939, LIN) and familiarity with functional safety (ISO 26262) and cybersecurity (ISO/SAE 21434) standards preferred.
  • Experience with requirements management tools and platforms such as IBM Rational DOORS Next Generation preferred.
  • Background or coursework in Advanced Driver Assistance Systems (ADAS) or autonomous vehicle control systems preferred.

About PACCAR
PACCAR, Inc. is a Fortune 500 company established in 1905 and is recognized as a global leader in the commercial vehicle, financial, and customer service fields. PACCAR is a global technology leader in the design, manufacture, and customer support of high-quality light-, medium- and heavy-duty trucks.
About Global PACCAR Electronics
The Global PACCAR Electronics organization supports Kenworth, Peterbilt, and DAF by transforming how control systems and vehicle software are developed for commercial vehicle applications. GPE designs next generation vehicle controls, display systems, and autonomous technologies that raise the bar for customer productivity and safety.
Whether on highways, construction sites, urban centers, or forest roads, PACCAR trucks are recognized for exceptional quality and performance. PACCAR Electronics is central to these product identities-delivering innovations from advanced PTO functionality to intuitive, high value digital displays. Join us as we grow and deliver PACCAR's future in connectivity, cybersecurity, electrification, and autonomous systems.
PACCAR Benefits
  • 401k with up to a 5% company match
  • Fully funded pension plan that provides monthly benefits after retirement
  • Comprehensive PTO - minimum of 10 paid vacation days (additional days are provided with additional seniority/years of service), 12 paid holidays, and sick time
  • Tuition reimbursement for continued education
  • Medical, dental, and vision plans for you and your family
  • Flexible spending account (FSA) and health account (HSA)
  • Paid short-and-long-term disability programs
  • Life and accidental death and dismemberment insurance
  • EAP services include wellness plans, estate planning, financial counseling and more

Additional Job Board Information
PACCAR is an Equal Opportunity Employer/Protected Veteran/Disability. At PACCAR, we value talent and promote growth and development. We carefully consider numerous compensation factors, including your education, training, or experience. Applicants and employees for this position will not be sponsored for work authorization, including, but not limited to H-1B visas, now or in the future. The salary range for the Electrical Controls Engineer is $80,800 - $120,800 annually. Additionally, this role is eligible for a full range of benefit options listed above. This position is also eligible for a holiday gift.
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About Paccar

Sourced by ZipRecruiter

PACCAR, Inc. is a Fortune 500 company established in 1905 and is recognized as a global leader in the commercial vehicle, financial, and customer service fields. PACCAR is a global technology leader in the design, manufacture, and customer support of high-quality light-, medium- and heavy-duty trucks under its internationally recognized brands Kenworth, Peterbilt and DAF nameplates. PACCAR designs and manufactures advanced diesel engines and provides customized financial services, information technology and truck parts related to its principal business. Your next career move is waiting at PACCAR whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services. Join the PACCAR team today!

Industry

Motor vehicle manufacturing

Company size

10,000+ Employees

Headquarters location

Bellevue, WA, US

Year founded

1905

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