Systems Test Engineer

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Systems Test Engineer

Leidos

• Full-time
• Vista, CA, US
• 11h ago

Leidos’ Security Enterprise Solutions (SES) operation is seeking a Systems Test Engineer in Vista, CA to join our cross-functional engineering team using cutting edge technology to develop truly novel solutions that make travel and trade safer, healthier, and more efficient on a global level. As a member of the Leidos Security Enterprise Solutions (SES) team, you will be joining a diverse and dedicated group who are excited about producing industry leading screening technology. Our team produces a comprehensive suite of fully automated and integrated products for aviation, shipping ports, border crossings, and critical infrastructure customers. These systems provide threat detection by screening baggage, cargo, and people at checkpoints around the world.

The Systems Test Engineer collaborates with Engineering, Project Management, Manufacturing, Training, Field Service, and customers across the development lifecycle to qualify and sustain Leidos security detection products at the factory and in the field. This role requires experience with integrated systems, including software and hardware testing, and proficiency in Linux and Windows environments. You will work closely with Lead Engineers to understand data flows and interface control documents, developing test strategies for end-to-end verification of device communications and imaging. Responsibilities include expanding automated testing, executing automation strategies, measuring effectiveness via KPIs, and integrating new tools and technologies. Formal test reporting and documentation are required.

Primary Responsibilities

• Plan, design, and execute manual and automated integration testing across edge, enterprise, and cloud environments.
• Develop and maintain test frameworks (integration, performance, regression) to validate system requirements.
• Install and test software in system environments to support product qualification and field deployment.
• Define and implement test automation strategies; identify and automate regression test candidates.
• Create, execute, and document test plans and results.
• Partner with development teams to identify and resolve defects early.
• Participate in Agile ceremonies (standups, sprint planning, reviews, retrospectives).
• Produce documentation and follow configuration management processes for software release.
• Lead discussions on system/software quality and communicate status, risks, and issues to stakeholders.
• Support Field Service in troubleshooting installation issues and customer problem resolution.
• Communicate effectively with cross-functional stakeholders.

Basic Qualifications

• BS with 8+ years or MS with 6+ years of relevant experience (or equivalent experience).
• Ability to obtain a Public Trust clearance (US citizenship required).
• Strong experience with Linux-based systems.
• Experience troubleshooting integrated software/hardware systems.
• Experience developing test procedures and validating system requirements.
• Familiarity with development processes and tools (e.g., Azure DevOps, Jira).
• Experience with automated testing tools and methodologies.
• Strong written, verbal, and interpersonal communication skills.
• Ability to work independently and collaboratively in a multidisciplinary team.
• Willingness to travel to customer sites as needed.

Preferred Qualifications

• Familiarity with Containerized applications and orchestration (Kubernetes, Docker).
• Familiarity with at least one Relational Database Management System (Oracle, MySQL, PostgreSQL, SQL Server, etc.).
• Knowledge of a version control system (e.g., Git).
• Familiarity with Cloud technologies (AWS, Azure, GCP).
• Familiarity with networks and distributed software environments.
• Familiarity working with Windows-based operating systems/applications.
• Experience with Agile/Scrum/Kanban methodologies.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting

April 29, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range

Pay Range $92,300.00 - $166,850.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit

Pay And Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at View email address on workus.org.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Leidos

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