Senior Linux Engineer

Resource Management Concepts, Inc. (RMC) delivers premier professional services to government and commercial clients, providing innovative management and technology solutions that help protect and preserve the people and environment of the United States. This role supports Navy clients in the unincorporated community of Carderock in Bethesda, Maryland, and is 100% on-site.

Responsibilities

• Automation & AAP Management:
  • Deploy, upgrade, and maintain the Red Hat Ansible Automation Platform (AAP) 2.x infrastructure, including Automation Controller, Private Automation Hub, and Execution Environments.
• Content Development:
  • Write, test, and optimize complex Ansible playbooks and roles to automate patching, provisioning, and configuration management.
• Governance:
  • Configure Role-Based Access Control (RBAC) within AAP to ensure secure access for junior admins and developers.
• Integration:
  • Integrate AAP with external tools such as ServiceNow, Git repositories, satellite servers, and monitoring tools (Splunk/Dynatrace).
• Migration:
  • Lead the migration of legacy Tower/AWX workflows to the modern containerized AAP architecture.
• Linux Engineering & Operations:
  • Administration: Provide Tier 3 support for RHEL 8/9 servers in physical, virtual, and cloud environments.
  • Security Compliance: Automate the application of DISA STIGs (Security Technical Implementation Guides) and remediate ACAS vulnerabilities using Ansible.
  • Patch Management: Orchestrate OS patching cycles and upgrades with minimal downtime.
  • Troubleshooting: Analyze system logs and performance metrics to resolve complex infrastructure issues.

Requirements

• Security Clearance: Active Department of Defense Top Secret security clearance required.
• Experience:
  • Minimum 10 years of hands-on experience in Linux System Administration (RHEL/CentOS).
  • At least 3 years of specialized experience with Red Hat Ansible Automation Platform (AAP), including demonstrated proficiency in:
    • Creating and managing Execution Environments (EEs) using ansible-builder.
    • Managing inventories, workflows, and job templates within Automation Controller.
    • Developing custom Ansible Collections and reusable playbooks.
  • Strong proficiency in Python and Bash scripting for automation and system integration.
  • Experience hardening systems in accordance with DoD Security Technical Implementation Guides (STIGs) and NIST 800-53 standards.
• Education: Associate degree or higher in a technical or related field.
• Certifications:
  • Compliance with IAT Level III baseline certification requirements.
  • Red Hat Certified Specialist in Ansible Automation or Red Hat Certified Engineer (RHCE) (preferred).

Preferred Qualifications

• Experience with containerization technologies such as Red Hat OpenShift, Kubernetes, or Docker.
• Familiarity with automating workloads in Cloud environments (AWS, Azure, GovCloud).
• Expert knowledge of Git/GitLab for version control and CI/CD workflows.

Benefits

• Competitive paid vacation package with 11 paid federal holidays.
• High-quality, low-deductible healthcare plans.
• Pet insurance.
• Competitive 401K package.
• Tuition assistance and certifications to support career growth.
• Small company feel with opportunities for professional development.

Pay

The salary range for this position is $175,000 to $205,000 annually, determined by factors including location, education, skills, experience, and contract-specific requirements.