Linux Engineer, Senior

Resource Management Concepts, Inc. (RMC) delivers premier professional services to both government and commercial clients. We are committed to providing innovative management and technology solutions that help protect and preserve the people and environment of the United States. We are on the lookout for a skilled Senior Linux Engineer to join our dynamic team in support of our Navy clients in Bethesda, Maryland.

The successful candidate will play a pivotal role in ensuring the stability and security of our systems while implementing innovative solutions. This position is located 100% on-site.

• Platform Architecture
  :
  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 Service Now, Git repositories, satellite servers, and monitoring tools (Splunk/Dynatrace).
• Migration
  :
  Lead the migration of legacy Tower/AWX workflows to the modern containerized AAP architecture.

• Administration
  :
  Provide Tier 3 support for RHEL 8/9 servers in physical, virtual, and cloud environments.
• Security Compliance
  :
  Automate the application of DISA STIGs 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.

• Security Clearance
  :
  Active Department of Defense Top Secret required.
• Experience
  :
  Minimum 8 years of hands‑on experience in Linux system administration (RHEL/CentOS).
• Ansible Automation Platform (AAP):
  At least 3 years of specialized experience with Red Hat Ansible Automation Platform, including demonstrated proficiency in:
  • Creating and managing Execution Environments using ansible-builder.
  • Managing inventories, workflows, and job templates within Automation Controller.
  • Developing custom Ansible collections and reusable playbooks.
• Scripting
  :
  Strong proficiency in Python and Bash scripting for automation and system integration.
• Security Compliance
  :
  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.

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

At RMC, we’re committed to your career growth. We invest our resources to train, certify, educate, and build our employees. RMC can offer you a great place to work with a small‑company feel and experience, tuition assistance, and certifications that will take your career to the next level. This includes a competitive paid vacation package with 11 paid federal holidays. We also offer high‑quality, low‑deductible health‑care plans, pet insurance, and a competitive 401(k) package.

Salary will be determined by various factors, including location, education, skills, and experience. The current salary range for this position is $140,000‑$190,000 annually.