Senior Software Engineer - DevSecOps

Date Posted:2026-06-11 Country:United States of AmericaLocation:US-CA-SAN JOSE-826 ~ 200 Holger Way ~ BLDG 826, AstPosition Role Type:OnsiteU.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearanceSecurity Clearance Type: TS/SCI with PolygraphSecurity Clearance Status: Active and existing security clearance required after day 1At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.Applied Signal Technology (AST) is seeking a Senior Software Engineer with specialization in Development, Security, and Operations (DevSecOps) who strives for excellence and has a passion to be part of a team that strengthens our nation and improves the security of our world.  AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the U.S. and its partners. AST’s work in areas such as high-capacity broadband communications, signal processing and analysis, tactical SIGINT, and wireless communications continually challenges our extraordinary engineers to resolve problems and make the world a safer place. AST’s work environment is passionate, highly collaborative and provides engineers with the freedom to strengthen and expand their skills, explore new and creative ideas, and work closely with our nation’s finest service members all while embracing integrity, innovation, and work-life balance.This is an ONSITE position based out of our San Jose, CA location. To learn more about AST please, click the link below:Applied Signal Technology: WHO WE AREWhat You Will Do:Drive and manage the AST’s DevSecOps development environment, tooling, and process workflows.Coach, mentor, and enable engineering teams to adopt and utilize AST’s DevSecOps ecosystem and workflows.Oversee the installation, configuration, and maintenance of enterprise DevSecOps applications, including:Application and plugin installations/deployments, upgrades, patches, and configurations.System migrations and cross-application integrations.User provisioning, access management, and permissions.Provide project and technical user support, including:Project onboarding and custom support requests.Day-to-day troubleshooting, documentation of best practices, and template creation.Collaborate closely with project managers, engineering leadership, and development teams within the Engineering organization.Travel up to 25% to other AST locations and customer sites within the U.S.Qualifications You Must Have:Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experienceExperience managing and/or supporting the following enterprise applications:Atlassian Jira/ConfluenceGitlabCloudbees CI (Jenkins)Artifact repositories (JFrog Artifactory, Sonatype Nexus Repository, Pulp)Software Supply Chain Security tools (JFrog Xray, Sonatype Lifecycle, Black Duck)Container and Orchestration tools (Docker, Podman, Kubernetes, Helm)Secrets management tools (AWS Secrets Manager, GitGuardian)Experience with managing and developing CI/CD pipelinesExperience with scripting languages (Python, Go, Groovy, Bash, Perl, etc.)Experience with Linux System Administration and Red Hat (or compatible variants) based distributions (RHEL, Fedora, CentOS, Rocky)Experience with virtualization technology (KVM, VMWare, Hyper-V)Ability to work collaboratively within multi-disciplinary teamsAbility to obtain a U.S. government issued Top Secret SCI (TS/SCI) security clearance with polygraph is required after start.U.S. citizenship is required, as only U.S. citizens are eligible for a security clearanceQualifications We Prefer:Experience managing/supporting and/or developing with any of the following:Infrastructure as Code tools (Terraform, Ansible, Puppet, Salt)Observability dashboard tools (Datadog, Splunk, Grafana, Kibana)Possess professional certifications in DevOps/DevSecOps and/or CI/CD areas:Containers and Orchestration (CKS, CKA, CKAD, DCA)AWS Certified DevOps Engineer – Professional, AWS Certified Security SpecialtyRed Hat Certified Engineer (RHCE), Linux Foundation Certified Engineer (LFCE), or equivalent advanced Linux credentialCompTIA Security+GitLab Certified CI/CD Associate, GitLab Certified Security SpecialistStrong foundation in Agile software developmentCross-platform development, focusing on RHEL (CentOS / Rocky) 8+ and WindowsCompliance familiarity key U.S. government cybersecurity regulations and standards such as NIST SP 800-171, FIPS, and/or DFARS/CMMCFamiliarity with or basic understanding of telecommunications systems concepts and/or signal processingActive and transferable U.S. government issued Top Secret SCI (TS/SCI) security clearance with PolyWhat We Offer​Medical, dental, and vision insurance  ​Three weeks of vacation for newly hired employees  ​Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option  ​Tuition reimbursement program ​Student Loan Repayment Program  ​Life insurance and disability coverage  ​Optional coverages you can buy pet insurance, home and auto insurance, additional life and acciden