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System Integration Test Engineer Jobs in Texas (NOW HIRING)

System Integration Engineer

Austin, TX · On-site

$165K/yr

Architect and oversee the development of integration test automation software, CI/CD pipelines, and ... engineering with a focus on systems integration, distributed systems, or embedded/software ...

Showing results 21-40

System Integration Test Engineer information

See Texas salary details

$60.6K

$146.3K

$156.1K

How much do system integration test engineer jobs pay per year?

As of Sep 15, 2026, the average yearly pay for system integration test engineer in Texas is $146,309.00, according to ZipRecruiter salary data. Most workers in this role earn between $155,600.00 and $155,600.00 per year, depending on experience, location, and employer.

What does a system integration test engineer do?

A System Integration Test Engineer is responsible for verifying that various components of a system work together as intended. They develop and execute test plans, identify integration issues, and collaborate with development teams to resolve defects. Their role ensures that hardware, software, and network elements interact seamlessly before a product is released. This position is critical for maintaining system reliability, performance, and user satisfaction.

How does a system integration test engineer typically collaborate with development and product teams during a project?

System Integration Test Engineers work closely with development and product teams to ensure that various system components function together as intended. They regularly attend cross-functional meetings to review system requirements, share test results, and discuss integration challenges. Collaboration often involves providing feedback on potential design issues, coordinating test schedules, and suggesting improvements based on testing outcomes. This teamwork is essential to identify and resolve integration issues early, ensuring a smoother product release.

What are the key skills and qualifications needed to thrive as a system integration test engineer, and why are they important?

To thrive as a System Integration Test Engineer, you need a strong background in systems engineering, testing methodologies, and a relevant degree in engineering or computer science. Familiarity with automated testing tools, scripting languages (such as Python or Shell), and systems like Jenkins or JIRA is commonly required, along with ISTQB certification being a plus. Analytical thinking, attention to detail, and effective communication are crucial soft skills for troubleshooting complex integrations and collaborating across teams. These skills and qualifications ensure the reliability and seamless operation of integrated systems, which is vital for delivering robust products.

What is the difference between System Integration Test Engineer vs Software Test Engineer?

AspectSystem Integration Test EngineerSoftware Test Engineer
Required CredentialsBachelor's in Computer Science or related, certifications like ISTQBBachelor's in Computer Science or related, certifications like ISTQB
Work EnvironmentTesting integrated hardware and software systems, often in lab or production settingsTesting individual software applications, mainly in development or QA labs
Employer & Industry UsageTech, manufacturing, telecommunications, industries with complex systemsSoftware companies, IT firms, app development
Common Search & ComparisonOften compared for roles involving system-level testing and integrationFocused on software functionality and bug detection

The main difference is that a System Integration Test Engineer tests the complete system, including hardware and software components working together, while a Software Test Engineer primarily tests individual software applications. Both roles require similar certifications and are used across tech and manufacturing industries, but their focus areas and environments differ.

What are popular job titles related to System Integration Test Engineer jobs in Texas?

For System Integration Test Engineer jobs in Texas, the most frequently searched job titles are:

What job categories do people searching System Integration Test Engineer jobs in Texas look for?

The top searched job categories for System Integration Test Engineer jobs in Texas are:

What cities in Texas are hiring for System Integration Test Engineer jobs?

Cities in Texas with the most System Integration Test Engineer job openings:

Infographic showing various System Integration Test Engineer job openings in Texas as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 12% Part Time, 4% Contract, and 1% Nights. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $146,309 per year, or $70.3 per hour.

Senior Associate, Integration/Test Engineer

Greenville, TX • On-site

L3Harris Technologies
Aviation • 1 - 5K employees

$95K - $124K/yr

Full-time

Posted 10 days ago


Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Senior Associate, Integration/Test Engineering

Job Code: 43938

Job Location: Greenville, Texas On-site

Job Schedule: 9/80 Regular: Off every other Friday, 1st Shift

Job Desciption:

The Senior Associate Systems Integration Lab (SIL) Manager, Integration/Test Engineer (TE) performs technical planning, system integration, verification and validation, and troubleshooting for total systems and or subsystems within a SIL. The Senior Associate TE is part of a team that supports the requirements, design, development, test, and integration of complex, specialized hardware/software systems installed on ground and airborne communication platforms.

Essential Functions:

  • Understand physical architecture incorporating voice, video, and data capability across multiple security domains
  • Review and evaluate electrical wiring diagrams to ensure design details trace to system requirements
  • Understand test, integration, verification, and validation planning
  • Perform effective verification test procedures ensuring system performance and capabilities meet system requirements
  • Facilitate the seamless operation of a continuously running Systems Integration Laboratory

Qualifications:

  • Bachelor's Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
  • A minimum of 2 years of hands-on experience with testing, integrating, and verifying software and/or hardware in a multi-domain mobile airborne data-link, video, and voice systems environment
  • A minimum of 2 years of experience with Aircraft communication system integration and communications ground/flight test support
  • A minimum of 2 years of experience with configuration and integration of aircraft RF and satellite communications systems, or cryptographic equipment
  • Secret clearance required; must have the ability to obtain and maintain a TS/SCI clearance.

Preferred Additional Skills:

  • Working knowledge of LAN and VOIP protocols to include IP routing
  • Active Top Secret or TS/SCI clearance
  • Knowledge of mission systems: EO/IR, Video, Networks, SI/EW, etc
  • Model-based Systems Engineering and Simulation experience
  • Troubleshooting and multi-level testing for RF applications
  • Knowledge of requirement traceability methods and purpose
  • Knowledge of the systems engineering trade study process
  • Experience conducting verification testing
  • Experience working with subcontractors and U.S. Government customers
  • Experience developing, authoring, and implementing system test plans
  • Engineering efforts involving FAA-certified general category aircraft
  • Excellent written, oral, and presentation communications skills
  • Translate the voice of the customer into system level requirements
  • Write subsystem specifications based on system level requirements
  • Develop and evaluate trade studies for accuracy and completeness
  • Evaluate alternative solutions and establish preliminary system designs

#LI-RW1

L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish.

Employment Type: Full-Time