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Integration Test Engineer Jobs in California (NOW HIRING)

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Integration Test Engineer information

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$43.9K

$122.6K

$171.2K

How much do integration test engineer jobs pay per year?

As of Aug 17, 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.

Mechanical Integration & Test Engineer (Starshield)

SpaceX

Hawthorne, CA • On-site

$115K - $140K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 22 days ago

SpaceX rating

8.8

Company rating: 8.8 out of 10

Based on 147 frontline employees who took The Breakroom Quiz

14th of 72 rated aerospace companies

Job description

MECHANICAL INTEGRATION & TEST ENGINEER (STARSHIELD)

Integration and Test engineers are responsible for understanding every system on the satellite and across our user products. Engineers on this team must have a working knowledge of design, schematics, operations, manufacturing, testing, and flight. A successful Integration and Test Engineer demonstrates engineering intuition and critical thinking and is comfortable working under ambiguous requirements with minimal oversight. Combining these skills, these engineers face challenges across a wide variety of work centers at the company, and the team is frequently asked to tackle new, inter-departmental development projects. The ultimate goal of the Integration and Test team is to ensure that satellites and customers achieve their mission.

RESPONSIBILITIES:

  • Manage integration build flow and test operations
  • Evaluate proposed designs for manufacturability and integration
  • Interface with both engineers and technicians to optimize manufacturing and automation
  • Develop and refine manufacturing assembly procedures based on lessons learned
  • Enable day-to-day execution of the vehicle integration and test flow
  • Evaluate non-conformances to determine root cause and create actionable items and system improvements

BASIC QUALIFICATIONS:

  • Bachelor's degree in an engineering discipline
  • 1+ years of design and/or hands-on manufacturing experience (internships, collegiate engineering projects such as Formula SAE, Baja SAE, etc., or professional industry experience will be considered)

PREFERRED SKILLS AND EXPERIENCE:

  • Ability and willingness to obtain a Top Secret clearance
  • Master's degree in an engineering discipline
  • Experience with MATLAB, Python, or other programming language
  • Experience with integration and testing of propulsion, thermal, electrical and/or structural systems
  • Experience integrating avionics systems
  • Documentation and configuration management experience
  • Experience writing test plans, procedures, and providing go/no-go judgment and rationale
  • Experience in a production environment
  • Demonstrated engineering intuition, critical thinking, and comfort with ambiguity

ADDITIONAL REQUIREMENTS:

  • Some travel to other SpaceX sites may be required as needed, up to 10%
  • Must be willing to work extended hours and/or weekends as needed to meet mission-critical deadlines
  • This position is very hands-on and requires one to be on their feet for extended periods of time, up to 4 hours at a time
  • Will often work side by side with our technicians and must be able to climb ladders, stoop, bend, crawl, and work in tight spaces
  • An active clearance may provide the opportunity for you to work on sensitive SpaceX missions; if so, you will be subject to pre-employment drug and random drug and alcohol testing

COMPENSATION AND BENEFITS:

Pay range:    
Integration & Test Engineer/Level I: $100,000.00 - $117,500.00/per year    
Integration & Test Engineer/Level II: $115,000.00 - $140,000.00/per year    
Your actual level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience. Those with an active clearance will receive a 10% differential, up to an additional $20,000 annually, once officially briefed into a classified program.

Base salary is just one part of your total rewards package at SpaceX. You may also be eligible for long-term incentives, in the form of company stock or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan. You will also receive access to comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short and long-term disability insurance, life insurance, paid parental leave, and various other discounts and perks. You may also accrue 3 weeks of paid vacation and will be eligible for 10 or more paid holidays per year. Employees accrue paid sick leave pursuant to Company policy which satisfies or exceeds the accrual, carryover, and use requirements of the law.

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About SpaceX

Sourced by ZipRecruiter

Industry

Aerospace product and parts manufacturing, data services, guided missile and space vehicle manufacturing and satellite telecommunications

Company size

1,001 - 5,000 Employees

Headquarters location

Hawthorne, CA, US

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