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Software Test Engineer Jobs in Fullerton, CA (NOW HIRING)

Motorola

Software Test Engineer

Los Angeles, CA · On-site

$36.06 - $43.27/hr

THE OPPORTUNITY The Software Test Engineer position reports to the Software Quality Assurance Manager within the Software Engineering team. The successful individual in this role will help accelerate ...

Silvus Technologies

Software Test Engineer

Los Angeles, CA · On-site

$36.06 - $43.27/hr

THE OPPORTUNITY The Software Test Engineer position reports to the Software Quality Assurance Manager within the Software Engineering team. The successful individual in this role will help accelerate ...

Masimo

Engineer, Software Test

Irvine, CA · On-site

$80K - $100K/yr

Job Summary We are seeking a highly skilled Engineer II, Software Test to lead the design, development, and execution of test strategies for medical device systems. This role combines hands-on system ...

Masimo

Sr Engineer, Software Test

Irvine, CA · On-site

$100K - $120K/yr

We are seeking a highly skilled Senior Engineer, Software Test to lead the design, development, and execution of test strategies for medical device systems. This role combines hands-on system-level ...

Masimo

Engineer II, Software Test

Irvine, CA

$80K - $105K/yr

We are seeking a highly skilled Engineer II, Software Test to lead the design, development, and execution of test strategies for medical device systems. This role combines hands-on system-level ...

Talentlab

Senior Test Engineer (Hybrid Role)

Irvine, CA · On-site +1

Senior Test Engineer (Hybrid) Our client, a leading innovator in high-performance mixed-signal ... This team is at the forefront of technology, developing cutting-edge hardware and software test ...

Masimo Wearables

Sr Engineer, Software Test

Irvine, CA · On-site

$117K - $152K/yr

Masimo Wearables is seeking a highly skilled Senior Engineer, Software Test to lead the design, development, and execution of test strategies for medical device systems. This role combines hands-on ...

Masimo

Sr Engineer, Software Test

Irvine, CA · On-site

$117K - $152K/yr

Masimo is seeking a highly skilled Senior Engineer, Software Test to lead the design, development, and execution of test strategies for medical device systems. The role involves hands-on system-level ...

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All JobsSoftware Test Engineer JobsSoftware Test Engineer Jobs in Fullerton, CA

Software Test Engineer information

See Fullerton, CA salary details

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How much do software test engineer jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for software test engineer in Fullerton, CA is $53.68, according to ZipRecruiter salary data. Most workers in this role earn between $43.89 and $61.20 per hour, depending on experience, location, and employer.

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

To thrive as a Software Test Engineer, you need a solid understanding of software development life cycles, test methodologies, and proficiency in programming languages such as Python or Java, often supported by a degree in computer science or related fields. Familiarity with automation tools like Selenium, JUnit, or TestNG, and knowledge of bug tracking systems such as Jira are typically required. Attention to detail, analytical thinking, and effective communication set standout engineers apart by enabling thorough defect identification and clear reporting. These skills and qualities are crucial for ensuring software reliability, meeting quality standards, and facilitating smooth collaboration across development teams.

What is a software test engineer?

A software test engineer conducts quality assurance tests on software to make sure programs are functioning properly. The three types of testing strategies are black box, where the tester is not familiar with the software, white box, where the tester is aware of the software’s internal structure, and gray box, which is a combination of the two. Responsibilities in this job include running diagnostic tests with a critical mindset, assessing the functionality, and reporting the findings.

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

Software Test Engineers often encounter challenges such as aligning testing timelines with rapid development cycles, ensuring clear communication of bugs and requirements, and adapting to evolving project priorities. Collaborating closely with developers, product managers, and UX designers requires proactive communication and flexibility, especially when dealing with ambiguous requirements or shifting deadlines. To succeed, it's important to maintain detailed documentation, participate actively in agile ceremonies, and foster a collaborative attitude to resolve issues efficiently and ensure high-quality software releases.

What is the difference between Software Test Engineer vs QA Analyst?

AspectSoftware Test EngineerQA Analyst
CertificationsISTQB, CSTE, CSQAISTQB, CSTE, CSQA
Work EnvironmentDevelopment teams, testing labsQuality assurance departments, testing labs
Industry UsageSoftware companies, tech firmsSoftware companies, IT organizations
Primary FocusDesigning, executing tests, automationTest planning, process improvement, documentation

Both roles often require similar certifications and work in software testing environments within tech industries. The Software Test Engineer typically focuses on test case development, automation, and execution, while the QA Analyst emphasizes test planning, quality processes, and documentation. Understanding these distinctions helps organizations assign the right responsibilities and professionals for their testing needs.

More about Software Test Engineer jobs
What are the most commonly searched types of Software Test Engineer jobs in Fullerton, CA? The most popular types of Software Test Engineer jobs in Fullerton, CA are:
What are popular job titles related to Software Test Engineer jobs in Fullerton, CA? For Software Test Engineer jobs in Fullerton, CA, the most frequently searched job titles are:
What job categories do people searching Software Test Engineer jobs in Fullerton, CA look for? The top searched job categories for Software Test Engineer jobs in Fullerton, CA are:
What cities near Fullerton, CA are hiring for Software Test Engineer jobs? Cities near Fullerton, CA with the most Software Test Engineer job openings:
Software Test Engineer jobs near you
Infographic showing various Software Test Engineer job openings in Fullerton, CA as of August 2026, with employment types broken down into 1% Internship, 79% Full Time, 15% Part Time, and 5% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $111,647 per year, or $53.7 per hour.

Software Test Engineer

Silvus Technologies

Los Angeles, CA

Full-time

Re-posted 9 days ago

Job description

THE OPPORTUNITY

The Software Test Engineer position reports to the Software Quality Assurance Manager within the Software Engineering team.  The successful individual in this role will help accelerate software quality by carrying out manual regression tests and driving exploratory and ad-hoc testing across StreamCaster products. This role works hand-in-hand with engineers to debug issues, triage defects, resolve reports, and build scripts to facilitate testing of features like PTT and network performance. Engineers will also champion the documentation of design requirements and decisions.

This position is 100% onsite, Monday through Friday, at Silvus Technologies' HQ in the heart of vibrant West Los Angeles, CA.

The following is a list of at least some of the current essential job functions of the position. Management may assign or reassign duties and responsibilities at any time at its discretion.

ROLE AND RESPONSIBILITIES

  • Execute manual regression tests.
  • Lead ad-hoc testing and debugging efforts for the software department.
  • Perform exploratory tests against defect reports, new features, and bug fixes.
  • Triage defect reports and collaborate with engineers on their resolution.
  • Develop scripts to aid testing for features like PTT and network performance.
  • Record tickets for detected software defects.
  • Document software product requirements and design decisions.
  • Adhere and contribute to upholding software usability and quality standards.
  • Perform other related duties of which the above are representative.
  • Travel Requirements - rare local travel, as required by Silvus.

REQUIRED QUALIFICATIONS

  • Bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering or other related technical field.
  • Strong foundational skills in software development with Python, C/C++, or related languages.
  • Experience developing for one or more of Windows, Linux, MacOS, Android, or Bare metal environments.
  • Demonstrated understanding of software testing practices (unit, integration, system testing) gained through academic projects, internships, or personal work.
  • Fundamental understanding of computer networking concepts.
  • Must be a U.S. Citizen due to clients under U.S. government contracts.
  • All employment is contingent upon the successful clearance of a background check and drug test.

PREFERRED KNOWLEDGE, SKILLS AND ABILITIES

  • Familiarity and exposure to test tools like Wireshark, TCPDump, Putty/Minicom.
  • Proficient with web browser development tools for inspecting network requests.
  • Acquainted with mesh networking.
  • Trained in and understanding of Agile methodologies.
  • Experience with electrical or RF instrumentation and design.
  • Strong verbal and written communication skills.
  • Aptitude for problem-solving and troubleshooting technical challenges.

WORKING CONDITIONS & PHYSICAL REQUIREMENTS

  • Indoor air-conditioned facility.
  • While performing the duties of this job, the employee is required to do the following:
    • Lift equipment, up to 50lbs., for set up of demonstrations and testing.
    • Walking/Moving in the lab.

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