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Internship Integration Software Engineer Jobs in Seattle, WA

... integrate software with hardware components, optimizing for high performance and reliability. • Collaborate with hardware, firmware, and other engineers to refine system performance and ...

Software Engineer (Starlink)

Redmond, WA · On-site +1

$145K - $175K/yr

Integrate electronics design software to manufacturing equipment * Display ownership throughout and ... internship and/or project experience is acceptable) PREFERRED SKILLS AND EXPERIENCE: * Programming ...

Software Engineer, Plant Control

Everett, WA · On-site

$50 - $63.75/hr

As a Software Engineer on the Plant Control team, you will design, build, and scale software systems for fusion generators, working closely with various engineering teams to integrate software with ...

Showing results 21-40

Internship Integration Software Engineer information

See Seattle, WA salary details

$50.6K

$141.4K

$197.4K

How much do internship integration software engineer jobs pay per year?

As of Aug 26, 2026, the average yearly pay for internship integration software engineer in Seattle, WA is $141,428.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,400.00 and $159,300.00 per year, depending on experience, location, and employer.

What are the most commonly searched types of Integration Software Engineer jobs in Seattle, WA?

The most popular types of Integration Software Engineer jobs in Seattle, WA are:

Infographic showing various Internship Integration Software Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 100% Full Time. Highlights an 67% In-person, and 33% Hybrid job distribution, with an average salary of $141,428 per year, or $68 per hour.

Software Integration & Test Engineer (HIL Aut

3MD Inc.

Redmond, WA • On-site

$116K - $156K/yr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 5 days ago


Job description


Benefits 

U.S.-based employees have access to medical, dental, and vision insurance, a 401(k) plan and company contribution, short-term and long-term disability coverage, basic life insurance, and wellbeing benefits, among others. U.S.-based employees also receive, per calendar year, up to 6 scheduled paid holidays. Additionally, eligible hourly/non-exempt and exempt employees accrue up to 112 hours of PTO based on years of service and may annually take up to 8 hours of paid volunteer time.  Additional paid sick leave is also provided if required by state or local law.  

Summary of Position:

The Software Integration & Test Engineer prepares, configures, and validates the Test Equipment and automation frameworks used in satellite hardware testing. Ensures automation scripts and interfaces are accurate, reliable, calibrated, and standards-compliant with full traceability and necessary documentation.

Essential Functions:

  • Develop and validate automation frameworks for test rack control. 
  • Debug and resolve timing, synchronization, and execution issues. 
  • Validate software interfaces with hardware instrumentation. 
  • Author and execute automated regression suites for test equipment. 
  • Collaborate with electrical/mechanical engineers to integrate rack automation. 
  • Ensure logging, traceability, and auditability of all automated processes.

Competencies:

  1. Ensures Accountability
  2. Tech Savvy
  3. Communicates Effectively
  4. Values Differences
  5. Customer Focus
  6. Resourcefulness
  7. Drives Results
  8. Plans and Prioritizes
  9. Decision Quality
  10. Self-Development

Work Environment:

This position is based in a professional office setting and regularly utilizes workplace technology, including computers, smartphones, multifunction printers, cloud-based filing systems, and collaboration tools.

Physical Demands:

This role requires physical capabilities that support the successful execution of key responsibilities. The employee regularly engages in verbal and written communication with colleagues and clients to address project-related inquiries and must be able to convey accurate information clearly and efficiently. The position involves remaining seated at a workstation for approximately 75% of the time, with occasional movement throughout the office to access equipment, supplies, and shared resources. Daily tasks include consistent use of computers and standard office technology such as keyboards, printers, and multifunction devices. The role also involves transporting equipment boxes weighing up to 25 pounds within the building and to other offsite locations as needed for project support.

Required Education and Experience:

  • Bachelor’s degree in Software, Computer, or Electrical Engineering
  • 5+ years test automation/HIL systems experience

Qualifications:

  • 2+ years test automation/HIL systems experience. 
  • 3+ years software and Windows Powershell/Linux bash shell proficiency 
  • Strong understanding of software development life cycle (SDLC) and testing methodologies. 
  • Familiarity with version control systems such as Git and CI/CD. 
  • Knowledge of performance testing and security testing techniques. 
  • Strong proficiency in Linux server management, including shell scripting and system troubleshooting. 
  • Hands-on experience with Docker for containerization and environment management. 
  • Familiarity with Python and LabVIEW for test automation and hardware interfacing. 
  • Experience with IP network protocols and configurations in a software integration context. 
  • Familiarity with aerospace software validation standards.

Preferred Qualifications 

  • Master’s in Computer/Electrical Engineering. 
  • Prior aerospace or avionics software I&T experience. 
  • Familiarity with NASA test documentation standards.

Other Requirements 

  • Onsite in Redmond, WA; lab presence required.
  • Occasional travel (≤50%).

AAP/EEO Statement:

3MD Inc. is an equal opportunity employer and does not discriminate based on gender, sex, age, race and color, religion, marital status, national origin, disability, sexual orientation, gender identity or expression, veteran status, or any other category that is protected by applicable law.

Other Duties:

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.