Cubic Corporation · 5 hours ago
Senior DevOps Engineer
Ashburn, VA
Full-time
Onsite
Senior Level
$71K/yr - $154K/yr
5+ years expCubic Corporation is a technology solutions company specializing in transportation and defense. They are seeking a Senior DevOps Engineer to develop and sustain a Kubernetes platform, support internal developer teams, and ensure robust CI/CD capabilities while adhering to security protocols.
National SecurityTraining
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Extend and adapt platform capabilities to support and integrate with Red Hat OpenShift
Lead development of platform capabilities using industry best practices and standards
Develop platform tooling and services to support repeatable, automated deployments
Support installation, configuration, upgrades, and patching of platform components on customer-managed clusters
Implement Kubernetes and OpenShift security controls aligned with DoD STIGs, RMF, and NIST 800-53
Troubleshoot and resolve platform-level issues across development, test, and deployed environments
Design and maintain GitLab CI pipelines and shared pipeline templates
Maintain CI/CD runners, build environments, and supporting tooling
Assist developers with pipeline design, troubleshooting, and optimization
Support platform deployments at customer sites, including pre-deployment validation and post-deployment stabilization
Participate in incident response and root cause analysis related to platform or CI/CD services
Demonstrates deep technical ownership across Kubernetes platform and CI/CD infrastructure
Serves as a primary technical reference for RKE2, OpenShift, and GitLab CI/CD
Balances platform development with developer support responsibilities
Ensures solutions are robust, supportable, and aligned with architectural intent
Mentors engineers through design reviews, implementation guidance, and troubleshooting
Qualification
Required
Four-year college degree in computer science, electronic engineering or other related technical discipline, plus a minimum of five years of related experience or a master's degree with three years of related experience
Experience to include software development/engineering, developing state-of-the-art computer software, exercising creativity in technical direction and successful strategy development
Strong hands-on experience with Rancher RKE2
Experience creating Helm charts and configuration artifacts for repeatable installs
Strong scripting and automation skills (Python, Bash, Go, or similar)
Experience with observability tooling (Prometheus, Grafana, EFK/ELK, OpenSearch)
Experience working in classified, air-gapped, or otherwise restricted environments
Experience with configuration management tools (Ansible, Salt, or similar)
Ability to use PC software such as word processing, database, spreadsheet and flowchart, and Computer Aided Software Engineering (CASE) tools
Must be available for domestic and possible international travel
Must be eligible to work in a DOD cleared facility
Preferred
Experience with GitLab CI/CD, including pipeline authoring and runner management
Hands-on experience with Red Hat OpenShift platform
Experience operating Kubernetes-based systems in disconnected or limited-connectivity environments
Software development experience, including integrating with Kubernetes
Experience using dependency management tools (Renovate)
Experience deploying and managing VM-based infrastructure using Terraform / Tofu
Familiarity with GitOps-style configuration management
Knowledge of DoD compliance frameworks (RMF, STIGs, NIST 800-53)
Kubernetes, OpenShift, or GitLab certifications
Active DoD Top Secret clearance
Company
Cubic Corporation
Cubic Corporation (Cubic) is an international provider of systems and solutions that address the mass transit and global defense markets.
5001-10000 employees
Funding
Current Stage
Public CompanyTotal Funding
unknown2021-05-25Private Equity
2021-02-08Acquired
1978-01-13IPO
Leadership Team
Travis Chester
Chief Financial Officer
Deborah Cegielski
SVP Chief Human Resource Officer
Recent News
Washington Technology
2026-01-19
Company data provided by crunchbase