HW/SW Systems Engineer

Job#: 3024055 Job Description: Senior Systems Integration & Test EngineerClearance Required: Active Secret (required prior to start)Work Schedule: 5/40Location: OnsiteExperience Level: Senior (10+ years)Education: Bachelor’s degree in STEM preferredOverviewWe are seeking a Senior Systems Integration & Test Engineer to lead planning, execution, troubleshooting, and verification activities for complex hardware‑software systems. This role requires strong technical leadership, hands‑on integration experience, and the ability to collaborate closely with engineering, program, and operations teams. The engineer will support full lifecycle integration, validation, and sell‑off of advanced system capabilities.Primary ResponsibilitiesLead integration and test planning/execution, ensuring all verification and validation activities meet defined requirementsConduct system performance assessments and validation tests to confirm compliance with specificationsExecute integration plans and testing tasks according to defined milestones and schedulesIntegrate, configure, and test system software builds for use in integration, V&V, and system‑level test eventsPartner with cross‑program stakeholders to:Develop test approachesConfirm test setup readinessSupport peer reviews, gate reviews, and test readiness reviewsEnsure that all testing activities follow established engineering procedures, including compliance with DoD technology release and export‑control policiesSupport both local and non‑local travel requirements, including activities related to Foreign Military Sales (FMS) test events (approx. 10% travel)Required QualificationsBachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM)Minimum 10+ years of relevant engineering experienceExperience with one or more programming/scripting environments:MATLABPythonPerlC/C++Linux and/or Unix environmentsExperience in one or more of the following:Systems engineeringSystem integrationNetworkingVerification and validationTest executionStrong troubleshooting skills for both hardware and software integrationAbility to work in a fast‑paced, cross‑disciplinary environmentActive Secret clearance required prior to startDesired QualificationsExperience operating test equipment and performing software/hardware installationsHands‑on experience with integration or regression testingRelevant certifications such as:CompTIA Network+CompTIA Security+Experience with any of the following technical tools or environments:MATLABLinux (e.g., Red Hat)UnixPerl, C/C++, Shell scriptingExperience integrating or configuring electronics, network routers, or embedded systemsExperience developing:Integration test proceduresTest scriptsTest plansConfiguration‑control documentationExperience interpreting and using test setup schematicsFamiliarity with Agile and DevSecOps methodologies, including:Daily stand‑upsSprint reviewsPI planningRetrospectivesJIRA and ConfluenceStrong understanding of:System algorithmsSignal processingSystem‑level performance analysisWork EnvironmentHighly collaborative onsite environmentFrequent engagement with systems engineering, software engineering, hardware engineering, test teams, and program leadershipHands‑on integration and test activities performed in engineering lab and system test environmentsEEO Employer 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 Employee Services Department at [email protected] or 844-463-6178. 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.

Created: 2026-03-02