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Apex Systems · 2 days ago

Applications Dev & Test - Software Design Engineer 3

Redmond, WA

Full-time

Onsite

Senior Level

$60/hr - $65/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 Software Design Engineer with a strong foundation in data structures, algorithms, and software design, who will be responsible for fine-tuning software implementations, developing automated tests, and enhancing test suites.

Human ResourcesInformation TechnologyRecruiting

H1B Sponsor Likely

Responsibilities

Fine-tune and improve complex software implementations

Develop and debug automated tests in Linux using Linux tools

Write automation scripts in Python, C#, and maintain test frameworks

Collect and analyze system traces for troubleshooting

Enhance automated test suites for better coverage and reliability

Triage and fix failures in test pipelines across multiple projects

Qualification

PythonC#LinuxVirtualizationDebuggingData StructuresAlgorithmsSoftware DesignYAML Configuration

Required

Operating Systems Knowledge: 2+ years

Virtualization / Hypervisor & Linux: 2+ years

Python, C#, C/C++ & Debugging with Linux Tools: 5+ years

Education: Bachelor's degree in Computer Science, Computer Engineering, or related field

Experience: 5+ years in systems-level engineering and software development

Strong foundation in data structures, algorithms, and software design

Hands-on experience with Linux OS, virtualization, and hypervisor technologies

Expertise in Python, C#, and familiarity with C/C++ for automation and test development

Ability to collect and analyze system traces (e.g., WPP/ETW, kmsg) for diagnosing complex issues

Proficiency in Linux debugging tools and YAML configuration

Sufficient proficiency in reading/writing code

Preferred

Deep OS-level engineering experience with Linux and virtualization

Strong debugging and automation skills using Python/C#

Proven ability to modernize and optimize test pipelines

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

On-demand training program

Access to certification prep

Library of technical and leadership courses/books/seminars

Certification discounts and other 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)