DevSecOps Engineer- On-site at Reallaer, LLC in Reston, VA

Job Summary

We are seeking a DevSecOps Engineer to support the automation, deployment, and secure operation of on-premises infrastructure and applications. This role is hands-on and execution-focused, with primary responsibility for developing Ansible automations, supporting Kubernetes-based workloads, onboarding third-party applications, troubleshooting CI/CD workflows, and performing Linux system maintenance in regulated or security-conscious environments. Must be on-site.

Responsibilities

• Develop Ansible automations for system configuration, application deployment, updates, service management, and repeatable operations.
• Support on-premises Kubernetes workloads, including deployments, Helm charts, ingress, configuration, RBAC, and troubleshooting.
• Onboard third-party applications using Kubernetes, Helm, Podman Compose, or similar deployment formats.
• Debug GitLab CI/CD pipelines and integrate internal systems such as registries, artifact repositories, scanners, and deployment platforms.
• Perform Linux system administration, write Python or Bash automation, document work, and communicate status, risks, and blockers clearly.

Qualifications

• At least 3+ years in an equivalent engineering field such as software engineering or 5+ years in an information technology equivalent.
• Sec+ certification (or similar) may be required to physically access keyboards in secure spaces, depending on years of experience.
• Clearable to work in a Top Secret/Special Access Program (TS/SAP) environment or at least clearable to Secret.
• All candidates must be current United States citizens and have a mastery of the English language.
• BS in Computer Science, Engineering, or related fields

Required Skills

• Experience with Ansible automation
• Experience with RHEL8/RHEL9 Linux system administration
• Networking fundamentals of firewalls, SSH, DNS, and SSL
• Experience with Kubernetes operations
• Experience using Podman deployments
• Experience using GitLab CI/CD

Preferred Skills

• Small-scale basic Python application development
• Advanced usage of containerization technologies
• Basics of REST APIs
• Basics of PostgreSQL database
• Familiarity with DISA Security Technical Implementation Guides (STIGs)
• Cross-team written and verbal collaboration
• Familiar and comfortable with Agentic / Vibe coding

Pay: $125,000.00 - $175,000.00 per year

Benefits:

• 401(k)
• 401(k) matching
• Dental insurance
• Health insurance
• Health savings account
• Life insurance
• Paid time off
• Vision insurance

Application Question(s):

• Are you a local candidate?
• Are you authorized to work in the United States

Security clearance:

• Top Secret (Preferred)

Work Location: In person