Sentinel - Sr Principal Systems Test Engineer - 17725

Lead for a team of System Administrators, DevOps SMEs, and Test Engineers Act as the Lead for a reproducible secure and immutable test network for integration, test, and prototyping Develop and manage software test infrastructure and ConOps Collaborate with counterpart leads in integration and lab operations to accel and deliver program milestones Coordinate and implement derived requirements from software development stakeholder teams Bachelor's degree and 8 years of related experience, 6 years of experience with a Master's degree; 4 years with a PhD; 4 additional years of experience may be considered in lieu of degree. Must have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with an ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time (as determined by the company to meet its business need). System Administration experience in Ubuntu. 5+ years of hands-on engineering or administration experience in networking fundamentals, network architecture and design, Cisco, RHEL, and Windows OS. Current DoD 8570 IAT Level II Certification (CompTIA Security+ CE, etc.). DevOps infrastructure experience, with an understanding of Gitlab Project and vSphere. Experience in Ansible and YAML automation tools. Strong Linux Red Hat System Administration experience, with an understanding of Linux. Filesystems, Networking (nmcli and Firewall), SELinux, package modification, configuration and installation, and building binaries from source (CMake, GCC, Ninja), and Syslogs / MQTT brokers. Experience in JIRA/Confluence administration Programming and scripting experience: Bash, Python and Ruby Experience with containerization (Docker, Podman), and cluster controllers (Kubernetes) Cyber experience: ISSP creation/modification, meeting CUI and JSIG requirements, Splunk, Nessus/Tenable, Trellix/McAfee, and create/manage

ISSE/ISSO/ISSM

PO&Ms Experience in UDP protocol, and FIFO files/logging Infrastructure experience in CI/CD pipeline, Terraform and Packer, code reviews, project management, and issue handling 3+ years of experience with Windows AD, VMWare, or SAN storage systems 3+ years of experience integrating COTS, GOTS and custom software in a security constrained environment 3+ years of experience working with lab environments/processes (Foreign Object Elimination (FOE), Electro-Static Discharge (ESD), Configuration Management(CM))