# Senior Test Engineer (Level 4) **Company**: Leidos **Experience**: senior **Job type**: full-time **Salary**: $107,900.00 - $195,050.00 **Category**: Engineering **Industry**: Technology **Apply**: https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Gaithersburg-MD/Senior-Systems-Integration---Test-Engineer_R-00194437-1?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply **Canonical**: https://yubhub.co/jobs/job_dab6c02a-cca ## Description Leidos is seeking a senior Test Engineer (Level 4) to serve as a lead member of a dynamic team supporting the SkyLine-X KN-2 program. The selected candidate will design, implement, and maintain test frameworks and procedures in alignment with systems assurance, safety, and performance standards. Responsibilities: - Integrate, configure, and validate SkyLine-X KN-2 capabilities within both physical and virtual integration laboratories. - Execute system integration, verification, and validation activities to ensure the system is properly configured and operating within the National Airspace System. - Support formal customer demonstrations, verification events, and customer acceptance testing with KN-2 stakeholders. - Collaborate with software, systems engineering, networking, and infrastructure teams to investigate, troubleshoot, and resolve complex system-level issues. - Analyze integration and test results, identify root causes, and provide detailed technical documentation supporting issue resolution. - Support deployment and integration activities at customer operational facilities, including Air Traffic Control Towers (ATCTs). - Execute system interface testing and validate communications across internal and external interfaces. - Coordinate integration activities with customer personnel and cross-functional Leidos engineering teams. - Develop automated tools, scripts, and AI-assisted solutions that improve testing efficiency, reduce manual effort, and streamline repetitive tasks. - Support remote deployment activities by coordinating with infrastructure, networking, and installation teams. - Learn and maintain a deep understanding of SkyLine-X architecture, system functionality, interfaces, and operational workflows. - Partner with Systems Engineering to develop integration and test strategies for new capabilities and system enhancements. - Integrate services with databases, messaging systems, and external APIs. - Troubleshoot networking issues, IP configurations, and interface connectivity. - Demonstrate system capabilities during formal "run-for-record" events supporting customer acceptance and release readiness. - Provide technical leadership and mentoring to junior integration engineers while helping ensure program milestones are successfully achieved. - Serve as a technical lead for systems and software integration in support of Development Test (DT) and Formal Test execution on the SkyLine-X KN-2 program. - Integrate complex systems and software with minimal oversight, and debug system-level issues while providing detailed supporting data on identified issues. - Develop and maintain test approach and procedures derived from system-level requirements (A-Level, SSS), including system-level and component-level test procedures, test cases, and data sets. - Conduct root cause analysis and defect resolution in coordination with software and systems engineering teams. - Execute integration testing of distributed, safety-critical systems using containerized or virtualized environments (e.g., Docker, Podman), and manage VMs and dev containers. - Develop and maintain test artifacts and documentation, including the Verification Requirements Test Matrix (VRTM), traceability matrices, and test reports. - Interface with SkyLine-X software, systems engineering, and integration/logistics teams in support of installation and integration efforts. - Clearly communicate and generate briefings to report status to both internal and customer stakeholders, and support test readiness reviews and system qualification events. - Actively participate in daily stand-ups, Sprint Planning, Release Planning, and other Agile team activities. - Work overtime, off hours, or weekends if necessary to meet deadlines, and be able to support travel. Qualifications: - Bachelor's degree in Computer Science, Engineering, Information Systems, or a related technical discipline with 8+ years of relevant experience, or 6+ years with a related Master's degree. - Experience integrating and testing large-scale, distributed software systems. - Strong Linux/UNIX administration and troubleshooting experience. - Experience with Python, Bash, or Shell scripting for automation and data analysis. - Experience troubleshooting network configurations, connectivity, and distributed system interfaces. - Experience developing automation solutions that improve engineering efficiency. - Demonstrated experience in testing, test framework development, and system-level verification of complex or safety-critical systems. - Systems Engineering experience, including proven experience working on complex projects gathering user requirements and converting them into system requirements. - Proficiency with scripting languages. - Experience with Linux or Unix-based environments, containerization (Docker, Podman), and CI/CD pipelines. - Technical leadership experience in a role requiring significant coordination across multiple functional areas. - Excellent verbal and written communication skills, including experience working directly with customers to discuss requirements and objectives. - Strong analytical and problem-solving skills, with the ability to work effectively in a team environment. Desired Skills: - Experience integrating mission-critical or highly available systems. - Air Traffic Management domain experience. - Familiarity with requirement decomposition to develop A-Level test approach and procedures. - Familiarity with the Atlassian Tool Suite and JIRA. - Familiarity with Model-Based Systems Engineering (MBSE) and system integration V&V processes. - Knowledge of microservices architectures, message brokers, RESTful API testing, and Chaos Testing principles. - Knowledge of test tools (e.g., Selenium, Sikuli, Squish) and simulation or test-harness frameworks. - Familiarity with NextGen Air Traffic Control modernization programs. - Experience preparing and executing Verification Cross Reference Matrices (VCRM) and Test Readiness Review (TRR) documentation. ## Skills ### Required - Python - Bash - Shell scripting - Linux/UNIX administration - Troubleshooting - Automation solutions - Testing - System-level verification - Systems Engineering - Scripting languages - Containerization - CI/CD pipelines ### Nice to have - Air Traffic Management - Atlassian Tool Suite - JIRA - Model-Based Systems Engineering - Microservices architectures - Message brokers - RESTful API testing - Chaos Testing principles - Test tools - Simulation or test-harness frameworks - NextGen Air Traffic Control modernization programs --- Source: [Apply at leidos.wd5.myworkdayjobs.com](https://leidos.wd5.myworkdayjobs.com/en-US/External/job/Gaithersburg-MD/Senior-Systems-Integration---Test-Engineer_R-00194437-1?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)