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Integration Test Engineer Jobs in California (NOW HIRING)

Qualcomm

Modem Integration & Test Engineer

San Diego, CA · On-site

$89K - $133K/yr

Engineering Group, Engineering Group > Cellular System Test Engineering General Summary: As a member of the Modem SW Image Integration & Test (I&T) team, you will be responsible for the integration ...

Qualcomm

System Integration & Test Engineer

San Diego, CA · On-site

$107K - $160K/yr

We are seeking a motivated System Integration & Test (SI&T) Engineer to join our Wireless R&D Wireless Research team in San Diego. As a member of the System Integration & Test Team, you will be ...

ETAP

Software Integration Test Engineer -SCADA

Irvine, CA · On-site

$111K - $150K/yr

Software Integration Test Engineer - SCADA Location: Irvine, CA or Houston, TX Employment Type: Full-time / Hybrid The job The SCADA Integration Test Engineer is responsible for validating the ...

Aveva

Software Integration Test Engineer -SCADA

Irvine, CA · Hybrid

$111K - $150K/yr

Software Integration Test Engineer - SCADA Location: Irvine, CA or Houston, TX Employment Type: Full-time / Hybrid The job The SCADA Integration Test Engineer is responsible for validating the ...

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All JobsIntegration Test Engineer JobsIntegration Test Engineer Jobs in California

Integration Test Engineer information

See California salary details

$43.9K

$122.6K

$171.2K

How much do integration test engineer jobs pay per year?

As of Aug 18, 2026, the average yearly pay for integration test engineer in California is $122,648.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,600.00 and $138,200.00 per year, depending on experience, location, and employer.

What is an integration test engineer?

Integration Test Engineers are professionals who specialize in verifying that different software modules or components work together correctly as a complete system. They design, implement, and execute test procedures to identify issues that may arise when integrating various parts of an application or system. Their role is crucial in ensuring the quality and reliability of software products before they are released to users. Integration Test Engineers often collaborate with developers and system architects to define test plans and resolve any integration issues found during testing.

What are the key skills and qualifications needed to thrive as an integration test engineer?

To thrive as an Integration Test Engineer, you need a strong background in software development, test methodologies, and system integration, often supported by a degree in computer science or a related field. Familiarity with test automation tools (such as Selenium or Jenkins), scripting languages, and continuous integration systems is typically required. Excellent analytical thinking, problem-solving abilities, and clear communication help you identify issues and collaborate effectively with development teams. These skills are crucial for ensuring seamless integration of software components, reducing defects, and delivering reliable systems.

What are some common challenges faced by integration test engineers when working with cross-functional teams?

Integration Test Engineers often work closely with development, QA, and operations teams to ensure that various software modules function seamlessly together. A common challenge is managing communication and expectations between teams, especially when modules are developed by different groups or vendors. Integration issues may arise due to inconsistencies in data formats, interfaces, or timing, requiring proactive problem-solving and clear documentation. Successful engineers excel at collaborating, coordinating test schedules, and providing detailed feedback to stakeholders, which helps streamline the integration process and resolve issues efficiently.

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

AspectIntegration Test EngineerSoftware Test Engineer
Primary FocusTesting how different software modules work togetherTesting individual software components or features
Required SkillsKnowledge of integration processes, scripting, debuggingUnderstanding of testing methodologies, test case design
Work EnvironmentCollaborates with development teams during integration phasesWorks across various stages of software development, often independently
CertificationsISTQB, ISTQB Advanced Level, or similarISTQB, Certified Software Tester, or similar

While both roles focus on testing, Integration Test Engineers specialize in verifying the interaction between modules, whereas Software Test Engineers focus on testing individual components. Understanding these differences helps employers and candidates align skills with job requirements effectively.

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

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

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

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

Integration Test Engineer jobs near you
Infographic showing various Integration Test Engineer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 88% Full Time, 8% Part Time, 2% Contract, and 1% Nights. Highlights an 93% Physical, 1% Hybrid, and 6% Remote job distribution, with an average salary of $122,648 per year, or $59 per hour.

Software Integration & Test Engineer I

Innoflight

San Diego, CA • On-site

$80K - $100K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 3 days ago

Job description

GROW WITH US AND STAY EXTRAORDINARY:
Launch your career to new heights with Innoflight-one of San Diego's fastest-growing Aerospace and Defense innovators. Here, visionary minds engineer the future of space technology through pioneering, compact, and cyber-secure solutions. From software-defined radios to cutting-edge cryptographic systems and avionics, everything we build powers the next era of New Space. Join our small, agile, and mission-driven team where your work has real impact and your growth has no limits. We're not just reaching for the stars-we're engineering them. Let's innovate the infinite, together.
A DAY IN THE LIFE:
As a Software Integration & Test Engineer I, you will support the development and execution of software and hardware testing activities that validate Innoflight's cutting-edge aerospace products. Working alongside experienced engineers, you'll develop Python-based automation tools, execute test procedures, troubleshoot complex systems, and contribute to delivering reliable, mission-critical solutions for the space industry.
WHAT YOU'LL DO:
  • Develops Test Strategies: Identifies testable product requirements and assists in developing comprehensive test plans that validate product performance, functionality, and features throughout the development lifecycle.
  • Creates Automated Test Solutions: Develops and maintains Python-based automation tools and scripts that interface with laboratory test equipment and products under test, improving testing efficiency and coverage.
  • Authors Test Procedures: Writes Design Verification and Acceptance Test procedures to support engineering development, product validation, and manufacturing activities.
  • Investigates Test Failures: Troubleshoots software, hardware, and test setup issues, working closely with senior engineers to identify root causes and recommend corrective actions.
  • Supports Test Review Activities: Presents technical findings and participates in Test Review Boards, helping drive issue resolution and continuous product improvement.
  • Enhances Manufacturing Testing: Collaborates with manufacturing operations to improve test clarity, repeatability, and reliability through enhanced processes and automation.
  • Integrates and Troubleshoots Systems: Works alongside hardware and software engineering teams to integrate products, validate functionality, and resolve technical issues during development.
  • Supports Project Planning: Provides estimates for developing test features, automation scripts, and verification procedures while supporting project schedules and engineering objectives.

YOU'RE AWESOME AT:
  • Python Development: Strong proficiency in Python programming with experience developing automation tools and software to improve engineering test capabilities.
  • Software & Hardware Troubleshooting: Skilled at debugging software, hardware interfaces, and integrated systems while methodically identifying and resolving technical issues.
  • Technical Documentation: Experienced in documenting test procedures, tracking technical issues, and clearly communicating findings across engineering teams.
  • Collaborative Engineering: Works effectively with software, hardware, and manufacturing teams to support product integration, testing, and continuous improvement.

WHAT YOU'LL NEED:
  • Bachelor's degree in Computer Science, Engineering, or a related field, or an equivalent combination of education and relevant experience.
  • 1 or more years of experience in software integration, test engineering, or a related role.
  • Strong proficiency in Python programming and software automation.
  • Experience with C/C++, JavaScript, SQL, and Linux is a plus.
  • Experience documenting, tracking, and communicating technical issues and findings.
  • Familiarity with troubleshooting software and hardware communication interfaces.
  • Strong analytical, problem-solving, and debugging skills.
  • Ability to collaborate effectively with cross-functional engineering and manufacturing teams.
  • Ability to obtain a U.S. Security Clearance.

COMPENSATION & BENEFITS:
The starting base salary for this position ranges from $80,000 to $100,000 per year, depending on the candidate's job-related knowledge, skills, and experience. In addition to a competitive base salary, Innoflight offers a well-rounded compensation package that includes a Profit-Sharing Bonus and a Cash Performance Bonus to reward both individual and company performance. Additional benefits include:
  • 401(k) with 3% company match (automatic enrollment)
  • Comprehensive medical, dental, vision, HSA & life insurance
  • 10 paid holidays + 120 hours PTO (starting in year one)
  • Access to ancillary benefits such as critical illness, accident, disability, legal and pet insurance.

WHY YOU'LL LOVE WORKING HERE:
  • Flexible Work-Life Balance: Enjoy a 9/80 work schedule with every other Friday off-whether you use it to recharge, work on a passion project, or spend time with family, the choice is yours.
  • Continuous Learning & Development: We're serious about professional development. From tuition reimbursement to internal "Ask Me Anything" sessions and weekly "Lunch & Learns," we make learning a core part of the job.
  • Mission-Driven Culture: We aren't just building tech-we're enabling the next era of space exploration. Our Culture Ambassadors help lead initiatives around inclusion, positivity, recognition, and transparency. Here, your voice is heard, your work is respected, and your individuality is celebrated.

BE YOU, WITH US:
At Innoflight, we are committed to fostering an inclusive and equitable workplace where everyone belongs. We recognize that great talent comes in many forms, and you don't need to meet every requirement to bring value to our team. If this role excites you, we encourage you to apply-even if you don't check every box.
YOU SHOULD KNOW:
Potential new employees must successfully complete a background check which includes criminal search, education certification and employment verification prior to hire. Applicants must be authorized to work for any employer in the U.S as you must have the ability to obtain a security clearance. We are unable to sponsor or take over sponsorship of an employment Visa.
A NOTE TO STAFFING AGENCIES:
Innoflight does not accept unsolicited resumes from agencies, recruiters, or any third-party sources. Any such submissions will be considered property of Innoflight, and no fees will be paid in the event a candidate is hired from an unsolicited referral.
To California residents applying for this job, please read Innoflight's CCPA Notice: https://www.innoflight.com/careers/california-consumer-privacy-act-notice-for-job-applicants.
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