Senior Linux Infrastructure & Security Automation Engineer

Make an Impact. Secure the Nation’s Most Critical Systems.

Power3 Solutions is supporting a cybersecurity and physical security firm committed to protecting the infrastructure that underpins national security. We are seeking a Senior Linux Infrastructure & Security Automation Engineer to join the team and support the sustainment, security, and evolution of mission-critical systems. This role focuses on automating and monitoring STE/STN environments, enhancing system security, developing RBAC/CMS capabilities, and driving front-end and container infrastructure hardening efforts.

What You’ll Do
In this role, you will:

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  Sustain and enhance STE/STN automation and monitoring capabilities.
  


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  Implement frontend hardening across systems.
  


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  Build and maintain utility frontdoor and courier containers.
  


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  Drive container security initiatives.
  


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  Support LatteArt IAVM, PO&AM, and related security processes.
  


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  Lead RBAC and CMS product creation/sustainment, including mapping roles to permission sets.
  


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  Conduct general solution security oversight, including background hardening.
  


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  Perform security reviews and audits for internal and partner team products.
  

What You Bring
Required Qualifications:

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  Strong proficiency with Linux and Linux-native tooling.
  


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  Hands-on experience with infrastructure automation technologies, including:
  Ansible, SaltStack, Puppet, Chef, Terraform, etc.
  


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  Ability and willingness to learn and adhere to project-specific Ansible coding standards.
  


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  Familiarity with full SDLC practices using Git/GitLab for version control.
  


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  Strong security expertise at both the design and implementation level.
  

Benefits include:

• CareFirst Gold Medical, Dental, Vision


• 401(k) with Company Match


• Profit Sharing & Performance Bonuses


• Annual Education & Training Allowance


• Leave Buy-Back Program


• Community Engagement Opportunities