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Apex Systems · 3 days ago

Applications Dev & Test - Software Design Engineer in Test 3

Redmond, WA

Full-time

Hybrid

Senior Level

$55/hr - $58/hr

5+ years exp

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. They are seeking a highly skilled Software Design Engineer in Test 3 to advance the quality, reliability, and performance of core Windows storage components, while maintaining and evolving the testing infrastructure that validates storage components across the OS.

Human ResourcesInformation TechnologyRecruiting

H1B Sponsor Likely

Responsibilities

Execute test plans, scenarios, scripts, and procedures

Validate system modifications and prepare them for implementation

Develop testing programs addressing areas such as database impacts, software scenarios, and usability

Document defects using internal bug tracking systems and partner with developers to resolve them

Analyze and document issues related to program behavior, output, or content

Monitor bug resolution progress and track success metrics

Maintain databases of known test defects

Plan test schedules and strategies aligned with project scope and delivery timelines

Qualification

CC++C#Debugging skillsPowerShellScripting languagesTest documentationStorage systemsFile systemsOS internalsAutomationTest infrastructure

Required

Associate's degree in Computer Science, Computer Engineering, or related technical field

5–6 years of professional experience in software testing or development

Minimum 3 years of hands‑on experience with C and C++ (disqualifier if missing)

Proficiency in C#, PowerShell, and scripting languages

Strong debugging skills, especially in C/C++

Experience writing test documentation (test plans, test cases, results reports)

Ability to analyze and interpret test results and recommend improvements

Preferred

Experience with storage systems, file systems, or OS internals

Familiarity with legacy test frameworks (e.g., WTT) and modern test platforms

Strong understanding of automation and test infrastructure

Benefits

Medical

Dental

Vision

Life

Disability

Other insurance plans

ESPP (employee stock purchase program)

401K program

HSA (Health Savings Account on the HDHP plan)

SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions

Corporate discount savings program

Other discounts

On-demand training program

Access to certification prep

Library of technical and leadership courses/books/seminars

Certification discounts

Perks to associations that include CompTIA and IIBA

Dedicated customer service team for our Consultants

Certified Career Coach

Company

Apex Systems

Glassdoor3.8

Apex Systems, a division of On Assignment, provides organizations with IT staffing solutions to address gaps in their current workforce.

Founded in 1995

Richmond, Virginia, USA

1001-5000 employees

https://www.apexsystems.com

H1B Sponsorship

Apex Systems has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (28)

2024 (21)

2023 (35)

2022 (26)

2021 (29)

2020 (38)