Demo

Sr. QA Engineer

Apex Systems
Orange, CA Full Time
POSTED ON 3/25/2026
AVAILABLE BEFORE 4/23/2026
Job#: 3027333

Job Description:

Essential Functions

  • Validate business and technical requirements by collaborating with business analysts to ask clarifying questions and identify ambiguities, gaps, or inconsistencies early, ensuring specifications align with user expectations.
  • Plan, estimate, and prioritize test activities for upcoming sprints and releases.
  • Design and execute comprehensive test cases covering functional, regression, integration, and endtoend scenarios, ensuring test coverage remains current and complete.
  • Track and manage defects using project management tools, actively participating in triage discussions to determine severity, priority, and resolution paths.
  • Coordinate closely with vendor teams and internal stakeholders, participate in project meetings, and support the project QA lead in executing testing activities to ensure project commitments are met.
  • Contribute to continuous improvement by identifying process gaps, recommending enhancements, and refining QA standards to ensure quality is embedded throughout the SDLC.
  • Provide guidance, training, and mentorship to new team members and junior QA engineers. Create training videos, manuals, and wiki pages.
  • Create comprehensive status reports for large testing initiatives, outlining current test execution status, key defects, and any action items that project participants need to address.
  • Ensure compliance with organizational, regulatory, and security standards throughout all testing activities.
  • Support User Acceptance Testing by assisting UAT testers, clarifying expected behaviors, and validating fixes or enhancements.
  • Conduct root cause analysis for issues identified in production or UAT, collaborating with crossfunctional teams to prevent recurrence.

Knowledge, Skills & Abilities Required

Required Technical Skills

  • Expert background in performing functional, regression, integration, and endtoend testing.
  • Solid experience creating and maintaining test cases in structured test case management tools that provide centralized storage, version control, execution tracking, and traceability.
  • Proficiency using blackbox test design techniques such as equivalence partitioning, boundary value analysis, decision table testing, and state transition testing.
  • Strong understanding and handson experience with Agile Scrum practices, including sprint planning, grooming, retrospectives, sprint closing, etc.
  • Proficiency in writing SQL queries for data validation, test setup, and troubleshooting, including joining and aggregating data from multiple tables.
  • Experience performing API testing using tools such as Postman or equivalent solutions.
  • Participation in creating highlevel test documentation for a project or department, such as test plans, strategies, or organizational policies, even when not the primary contributor.
  • Ability to analyze logs, system outputs, and integration points to identify root causes of defects.

Preferred Technical Skills

  • Understanding of and prior experience with combinatorial test case generation techniques and tools.
  • Handson experience with TestRail or comparable test case management platforms.
  • Familiarity with Azure DevOps or Team Foundation Server for work item tracking, test planning, and release coordination.
  • Background in modernizing legacy consolebased systems, including migration to modern architectures or platforms.
  • Prior exposure to EDI (Electronic Data Interchange) workflows and Salesforce environments.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click here for more details.

Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.

Apex Systems is part of the Commercial Segment of ASGN Incorporated.

NYSE: ASGN

4400 Cox Road

Suite 200

Glen Allen, Virginia 23060

Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. (Do not submit resumes or solicit consultants to this email address). UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Apex Systems.

Salary : $50

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Sr. QA Engineer?

Sign up to receive alerts about other jobs on the Sr. QA Engineer career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$101,442 - $121,314
Income Estimation: 
$122,860 - $148,594
Income Estimation: 
$83,431 - $103,091
Income Estimation: 
$106,113 - $127,991
Employees: Get a Salary Increase
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Apex Systems

  • Apex Systems Wilmington, DE
  • Job#: 3029368 Job Description: Job Description: PowerUp Technician Provide customer first support for a fast-growing business group of team members in mult... more
  • 9 Days Ago

  • Apex Systems Washington, DC
  • Job#: 3029047 Job Description: Training Developer / Instructional Designer – Onsite | Contract‑to‑Hire A large technology services organization supporting ... more
  • 9 Days Ago

  • Apex Systems Washington, DC
  • Job#: 3029047 Job Description: Training Developer / Instructional Designer – Onsite | Contract‑to‑Hire A large technology services organization supporting ... more
  • 9 Days Ago

  • Apex Systems Washington, DC
  • Job#: 3029172 Job Description: Data Architect Location: Washington, DC / Chicago, IL / Denver, CO (On-site) Employment Type: Contract Duration: 6 months Ro... more
  • 9 Days Ago


Not the job you're looking for? Here are some other Sr. QA Engineer jobs in the Orange, CA area that may be a better fit.

  • Taco Bell Irvine, CA
  • About The Job The Sr. Software Quality Engineer is results-driven, team oriented, self-motivated software quality professional who combines solid software ... more
  • 7 Days Ago

  • Jobs via Dice Orange, CA
  • Dice is the leading career destination for tech experts at every stage of their careers. Our client, Apex Systems, is seeking the following. Apply via Dice... more
  • 23 Days Ago

AI Assistant is available now!

Feel free to start your new journey!