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Systems Integration Test Engineer Jobs in California

We are seeking a motivated System Integration & Test (SI&T) Engineer to join our Wireless R&D ... These prototype systems focus on proof of concept and key feature development in 6G. The candidate ...

Position: Systems Integration & Test Engineer Location: Palmdale, CA About the Role We are seeking an experienced Systems Integration & Test Engineer to support the development, integration ...

Integration Test Engineer

Cupertino, CA · On-site

$128K - $172K/yr

Scalence L.L.C. is seeking an Integration Test Engineer to enhance their testing capabilities. The role involves designing and implementing integration test frameworks, developing end-to-end ...

The Role As an Integration & Test Engineer, you'll be the last line of defense for all operations ... Collaborate with design and systems engineers to define test plans with pass/fail criteria for ...

Showing results 21-40

Systems Integration Test Engineer information

See California salary details

$64.1K

$155K

$165.3K

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

As of Aug 22, 2026, the average yearly pay for systems integration test engineer in California is $154,986.00, according to ZipRecruiter salary data. Most workers in this role earn between $164,800.00 and $164,800.00 per year, depending on experience, location, and employer.

What does a systems integration test engineer do?

A Systems Integration Test Engineer is responsible for ensuring that different components of a system work together as intended. They design, plan, and execute tests that validate the integration of hardware, software, and network elements in complex systems. Their work helps identify and resolve compatibility or functionality issues before deployment. This role often involves collaborating with development, quality assurance, and engineering teams to ensure system reliability and performance.

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

To thrive as a Systems Integration Test Engineer, you need a solid background in systems engineering, software/hardware integration, and testing methodologies, often supported by a relevant engineering degree. Familiarity with test automation tools, scripting languages (such as Python or Bash), and requirements management systems is typically required. Strong analytical thinking, problem-solving ability, and clear communication skills help you collaborate effectively and troubleshoot complex integration issues. These skills ensure seamless system performance, timely defect identification, and successful deployment of integrated solutions.

What are common challenges faced by systems integration test engineers during large-scale project deployments?

Systems Integration Test Engineers often encounter challenges such as coordinating between multiple teams, managing complex dependencies, and ensuring compatibility among various hardware and software components. Large-scale deployments require robust test planning and adaptability, as unforeseen issues can arise when integrating different systems. Effective communication and problem-solving skills are crucial to address integration bugs quickly and to keep the project timeline on track. Collaborating closely with development, QA, and operations teams helps ensure a smooth integration and successful deployment.

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

AspectSystems Integration Test EngineerSoftware Test Engineer
CredentialsBachelor's in Engineering or Computer Science, certifications like ISTQBBachelor's in Computer Science or related field, ISTQB certification common
Work EnvironmentHardware and software integration labs, manufacturing environmentsSoftware development teams, testing labs, virtual environments
Industry UsageElectronics, aerospace, automotive, telecommunicationsIT, software development, app development
Common Search IntentUnderstanding roles in system integration and testingTesting software applications and features

The main difference is that Systems Integration Test Engineers focus on verifying the integration of hardware and software systems, ensuring components work together seamlessly. Software Test Engineers primarily test software applications for bugs and performance. Both roles require similar certifications and often work in overlapping industries, but their focus areas and environments differ.

Are systems integration test engineers in demand?

Systems integration test engineers are in high demand across industries such as aerospace, defense, and technology, as companies require thorough testing of complex systems. The role often requires knowledge of testing tools, scripting, and systems engineering, with job growth driven by increasing system complexity and automation needs.

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

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

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

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

What cities in California are hiring for Systems Integration Test Engineer jobs?

Cities in California with the most Systems Integration Test Engineer job openings:

Infographic showing various Systems Integration Test Engineer job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $154,986 per year, or $74.5 per hour.

System Integration & Test Engineer

Qualcomm

San Diego, CA • On-site

$107K - $160K/yr

Full-time

Posted 23 days ago


Qualcomm rating

8.8

Company rating: 8.8 out of 10

Based on 11 frontline employees who took The Breakroom Quiz

49th of 246 rated software companies


Job description

Company:
Qualcomm Technologies, Inc.
Job Area:
Engineering Group, Engineering Group > Cellular System Test Engineering
General Summary:
Qualcomm Technologies, Inc. is a company of inventors that unlocked 6G, ushering in an age of rapid acceleration in connectivity and new possibilities that will transform industries, create jobs, and enrich lives. But this is just the beginning. It takes inventive minds with diverse skills, backgrounds, and cultures to transform 6G's potential into world-changing technologies and products. This is the Invention Age-and this is where you come in.
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 responsible for building cutting-edge end-to-end prototype systems for wireless technologies such as 6G, 5G NR Sub6 & mmW, and applying AI/ML techniques. These prototype systems focus on proof of concept and key feature development in 6G.
The candidate will contribute to key research and development topics in mobile wireless, working with world-class engineering teams to shape the future of wireless communication. More specifically, SI&T team members interact closely with systems engineers, software/hardware developers, and RF engineers to test and evaluate the end-to-end prototypes. This includes defining test objectives, writing test plans, executing tests, troubleshooting, and performing detailed post-processing analysis. The ideal candidate will have a strong interest in testing, enjoy working in a lab environment, drive testing (Over the Air testing), be proactive, and have a hands-on approach to work assignments.
Candidates must have a great interest in new technologies and a willingness to learn. Strong communication and interpersonal skills are required, and candidates must be able to work well with others in a technical environment. Some travel for tradeshows and demos may be required.
Minimum Qualifications:
Bachelor's degree in Electrical Engineering, Computer Engineering, or related field.
Preferred Qualifications:
  • Knowledge of 5G NR PHY, MAC, RLC, PDCP, RRC protocols.
  • Knowledge of OFDMA, Wi-Fi and LTE.
  • Good understanding of Digital and Wireless communication systems.
  • Experience with test equipment such as Channel emulators, Spectrum analyzers and Signal generators.
  • Programming skills in Python/MATLAB.
  • Knowledge of AI/ML concepts (Deep learning, LLM transformer architecture) is a plus.

Applicants: Qualcomm is an equal opportunity employer. If you are an individual with a disability and need an accommodation during the application/hiring process, rest assured that Qualcomm is committed to providing an accessible process. You may e-mail disability-accomodations@qualcomm.com or call Qualcomm's toll-free number found here. Upon request, Qualcomm will provide reasonable accommodations to support individuals with disabilities to be able participate in the hiring process. Qualcomm is also committed to making our workplace accessible for individuals with disabilities. (Keep in mind that this email address is used to provide reasonable accommodations for individuals with disabilities. We will not respond here to requests for updates on applications or resume inquiries).
To all Staffing and Recruiting Agencies: Our Careers Site is only for individuals seeking a job at Qualcomm. Staffing and recruiting agencies and individuals being represented by an agency are not authorized to use this site or to submit profiles, applications or resumes, and any such submissions will be considered unsolicited. Qualcomm does not accept unsolicited resumes or applications from agencies. Please do not forward resumes to our jobs alias, Qualcomm employees or any other company location. Qualcomm is not responsible for any fees related to unsolicited resumes/applications.
EEO Employer: Qualcomm is an equal opportunity employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or any other protected classification.
Qualcomm expects its employees to abide by all applicable policies and procedures, including but not limited to security and other requirements regarding protection of Company confidential information and other confidential and/or proprietary information, to the extent those requirements are permissible under applicable law.
Pay range and Other Compensation & Benefits:
$107,000.00 - $160,600.00
The above pay scale reflects the broad, minimum to maximum, pay scale for this job code for the location for which it has been posted. Even more importantly, please note that salary is only one component of total compensation at Qualcomm. We also offer a competitive annual discretionary bonus program and opportunity for annual RSU grants (employees on sales-incentive plans are not eligible for our annual bonus). In addition, our highly competitive benefits package is designed to support your success at work, at home, and at play. Your recruiter will be happy to discuss all that Qualcomm has to offer - and you can review more details about our US benefits at this link.
If you would like more information about this role, please contact Qualcomm Careers.

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About Qualcomm

Sourced by ZipRecruiter

Qualcomm is enabling a world where everyone and everything can be intelligently connected. You interact with products and technologies made possible by Qualcomm every day, including 5G-enabled smartphones that double as pro-level cameras and gaming devices, smarter vehicles and cities, and the technology behind the smart, connected factories that manufactured your latest purchase. Our powerful connectivity solutions keep you connected—even in remote areas. Qualcomm 5G and AI innovations are the power behind the connected intelligent edge. You’ll find our technologies behind and inside the innovations that deliver significant value across multiple industries and to billions of people every day.

Industry

Technology, communication and media

Company size

10,000+ Employees

Headquarters location

San Diego, CA, US

Year founded

1985