{"id":3825951,"url":"https://alion.io/job/core4ce-devsecops-engineer","title":"DevSecOps Engineer","company":{"id":1904823,"name":"Core4ce","domain":"core4ce.com","url":"https://alion.io/company/core4ce","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hanahan, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Ansible","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"Configuration Management","optional":false},{"name":"DNS","optional":false},{"name":"Git","optional":false},{"name":"GitLab","optional":false},{"name":"Grafana","optional":false},{"name":"Harbor","optional":false},{"name":"HashiCorp Vault","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"MySQL","optional":false},{"name":"Nginx","optional":false},{"name":"OpenShift","optional":false},{"name":"Prometheus","optional":false},{"name":"Rancher","optional":false},{"name":"Red Hat","optional":false},{"name":"Splunk","optional":false},{"name":"Terraform","optional":false},{"name":"Trivy","optional":false},{"name":"VMWare","optional":false},{"name":"Zero Trust","optional":false}],"status":"closed","first_seen_at":"2026-11-05T17:41:10Z","employer_posted_date":null,"last_verified_at":"2026-11-06T00:20:15Z","board_verified":false,"closed_at":"2026-11-06T00:20:15Z","days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Core4ce is hiring a Senior DevSecOps Engineer to support a large, secure Department of War Security Operations Center. The role engineers, secures, automates, maintains, and troubleshoots SOC systems and services, while supporting subscribers, collaborating with application teams, and mentoring engineers.\n\nResponsibilities\nEngineer, administer, maintain, upgrade, secure, and troubleshoot enterprise Kubernetes and Red Hat OpenShift environments supporting development, staging, and production workloads\nDevelop and maintain Infrastructure as Code (IaC) and configuration automation using technologies such as Terraform and Ansible/Ansible Automation Platform\nDesign, develop, maintain, and troubleshoot CI/CD pipelines supporting automated software build, testing, security scanning, artifact management, and deployment\nTroubleshoot complex technical problems spanning Kubernetes/OpenShift, Linux, cloud infrastructure, networking, DNS, certificates, authentication, storage, containers, CI/CD pipelines, and application workloads\nWork directly with customers and application teams to understand technical requirements, identify pain points, evaluate solutions, and resolve platform and application deployment issues\nImplement and support security throughout delivery lifecycle, including vulnerability scanning, container security, secrets management, artifact security, software supply-chain security, and Software Bills of Materials (SBOMs)\nSupport vulnerability remediation, system hardening, cybersecurity compliance, and authorization/accreditation activities\nSupport container registries, artifact repositories, identity and access management, security scanning, and related DevSecOps platform services\nMonitor and optimize system resources, including performance, capacity, availability, serviceability, and recoverability\nDevelop and maintain technical documentation, system administration procedures, troubleshooting guides, engineering standards, and standard operating procedures\nParticipate in system architecture, platform modernization, and technology evaluation efforts\nProvide technical guidance, mentoring, knowledge sharing, and troubleshooting assistance to other engineers\nParticipate in technical and code reviews and help establish engineering standards and best practices across the team\nCollaborate with cloud, infrastructure, networking, cybersecurity, application development, and customer teams to resolve issues that cross technical boundaries\nRequired to work on-site in a secured DoW facility to perform engineering and support duties\n\nSkills\nActive Top Secret/SCI security clearance or Interim Secret with ability to obtain a TS-SCI clearance\nMinimum of five (5) years of demonstrated hands-on experience engineering, administering, and troubleshooting Linux systems administration and troubleshooting experience, preferably with Red Hat Enterprise Linux (RHEL)\nDemonstrated experience with Kubernetes environments. Experience should include installation, configuration, operation, upgrades, troubleshooting, and maintenance of development, staging, and/or production Kubernetes environments\nDemonstrated experience developing and maintaining Infrastructure as Code (IaC) using technologies such as Terraform\nDemonstrated experience with configuration management and infrastructure automation using technologies such as Terraform and Ansible\nStrong understanding of network protocols and services, with demonstrated hands-on experience troubleshooting networks across virtualized and data center environments\nStrong hands-on experience designing, maintaining, and troubleshooting CI/CD pipelines\nExperience with Git-based development workflows and platforms such as GitLab\nStrong understanding of containers, container images, container registries, and container lifecycle management\nStrong understanding of Kubernetes concepts including networking, ingress, DNS, storage, RBAC, certificates, secrets, resource management, workload scheduling, deployments, services, and cluster operations\nDemonstrated ability to troubleshoot complex technical issues across multiple layers of infrastructure and software\nExperience with cloud infrastructure and services, preferably Amazon Web Services (AWS)\nExperience with virtual infrastructure application, preferably VMWare vSphere\nExperience implementing or supporting security controls and automated security testing within DevSecOps environments\nDemonstrated experience working directly with customers or application teams to gather requirements, troubleshoot issues, and develop technical solutions\nStrong written and verbal communication skills with the ability to communicate complex technical issues to both technical and non-technical audiences\nDemonstrated ability to mentor engineers and provide technical guidance to other team members\nSignificant hands-on engineering and administration experience with Red Hat OpenShift\nExperience migrating Kubernetes platforms and application workloads to Red Hat OpenShift\nExperience with Rancher and RKE2 Kubernetes environments\nExperience operating Kubernetes/OpenShift workloads within AWS, including AWS GovCloud\nExperience with GitLab Ultimate and enterprise CI/CD environments\nExperience with container and DevSecOps technologies such as Harbor, Trivy, Red Hat Advanced Cluster Security (RHACS), HashiCorp Vault, and Artifactory\nExperience implementing or supporting SBOMs, preferably using CycloneDX, and software supply-chain security practices\nExperience with observability and monitoring technologies such as Prometheus, Grafana, Splunk, and OpenTelemetry\nExperience with identity and access management technologies such as Keycloak\nExperience with container registries, artifact repositories, vulnerability scanning, image promotion, and secure software delivery practices\nExperience with F5/NGINX, AppProtect, and Palo Alto\nExperience with database management of MySQL and PostgreSQL\nFamiliarity with Zero Trust principles and their application to cloud-native applications and workloads\nExperience working within a DoD, federal government, healthcare, or other highly regulated environment\nExperience navigating DoD cybersecurity, network, access, authorization, and accreditation requirements\nExperience supporting platform modernization or large-scale Kubernetes/OpenShift migration initiatives\nExperience working in a DevOps or DevSecOps environment using Agile methodologies\nCertifications such as Red Hat Certified System Administrator (RHCSA), Red Hat Certified Engineer (RHCE), or CompTIA Linux+\n\nBenefits\n401(k) with 100% company match on the first 6% deferred, with immediate vesting\nComprehensive medical, dental, and vision coverage—employee portion paid 100% by Core4ce\nUnlimited access to training and certifications, with no pre-set cap on eligible professional development\nTuition assistance for job-related degrees and courses\nPaid parental leave, PTO that grows with tenure, and generous holiday schedules\nThe Forge gives every employee the chance to propose bold innovations and help bring them to life with internal backing\n\nCompany Overview\nCore4ce is a mission-oriented company that serves as a trusted partner to the national security community. It was founded in 2019, and is headquartered in Arlington, Virginia, USA, with a workforce of 501-1000 employees. 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