Senior Linux Infrastructure & Security Automation Engineer with Security Clearance

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: * Sustain and enhance STE/STN automation and monitoring capabilities. * Implement frontend hardening across systems. * Build and maintain utility frontdoor and courier containers. * Drive container security initiatives. * Support LatteArt IAVM, PO&AM, and related security processes. * Lead RBAC and CMS product creation/sustainment, including mapping roles to permission sets. * Conduct general solution security oversight, including background hardening. * Perform security reviews and audits for internal and partner team products. What You Bring Required Qualifications: * Strong proficiency with Linux and Linux-native tooling. * Hands-on experience with infrastructure automation technologies, including: Ansible, SaltStack, Puppet, Chef, Terraform, etc. * Ability and willingness to learn and adhere to project-specific Ansible coding standards. * Familiarity with full SDLC practices using Git/GitLab for version control. * 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 Power3 Solutions does not discriminate in employment on the basis of race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, protected veteran status, or other non-merit factor.