About this role
Senior Linux Systems Engineer to design, implement, and maintain secure Linux environments across DoD missions with Zero Trust ICAM capabilities, leveraging RMF/STIG compliance and automation.
Key Responsibilities
- Design, build, and maintain secure Linux environments (RHEL/Rocky) for Zero Trust ICAM; Integrate ICAM solutions (IdP, MFA, PKI, LDAP/AD); Enforce Zero Trust with least privilege and continuous authentication; Harden systems per DISA STIGs/NIST 800-53; Support RMF processes and provide Tier III support
Technical Overview
Stack includes RHEL-based systems (and Rocky Linux), ICAM integrations, SSO protocols, and infrastructure automation using Ansible, Puppet, or Chef. Must conform to RMF/NIST 800-53 and DISA STIG requirements, with experience in vulnerability management tooling like ACAS/SCAP.
Ideal Candidate
The ideal candidate is a senior Linux systems engineer with 8+ years of experience, strong DoD RMF/STIG expertise, and a TS/SCI clearance, capable of integrating ICAM solutions in Zero Trust environments across Linux-based systems.
Must-Have Skills
US CitizenTS/SCI clearance8+ years Linux systems engineering/administrationBachelor's in Computer Engineering or related field (or equivalent practical experience with AIT Certification)DoD 8570 IAT Level II certification (Security+ CE or higher)Experience with RMFSTIG complianceExperience with ICAM technologies (ADLDAPPKIMFA)Automation experience (AnsiblePuppetChefor scripting languages)Familiarity with SAMLOAuth 2.0OpenID ConnectExperience with Zero Trust concepts
Nice-to-Have Skills
Experience with USSOCOM or DoD/IC customersKnowledge of DoD ZT Strategy/NIST 800-207Cloud environments AWS GovCloud / Azure GovernmentContainerization Docker / KubernetesEDR solutions in Linux
Tools & Platforms
AnsiblePuppetChefBashPythonDockerKubernetesACASSCAP
Required Skills
US Citizen8+ years Linux systems engineering/administrationRMFSTIGICAM (AD/LDAP/PKI/MFA)IdPSSOSAMLOAuth 2.0OpenID ConnectZero TrustDISA STIGsNIST 800-53RMFAnsiblePuppetChefBashPythonACASSCAP
Hard Skills
RHEL (Red Hat Enterprise Linux)Rocky LinuxICAMIdPMFAPKILDAPActive DirectorySAMLOAuth 2.0OpenID ConnectZero TrustSSODISA STIGsNIST 800-53RMFAnsiblePuppetChefDockerKubernetesACASSCAP
Soft Skills
Strong communicationTeam collaborationAnalytical thinkingProblem solvingDocumentationIncident response
Certifications
Required
DoD 8570 IAT Level II certification (Security+ CE or higher)Security+ CE or higher
Keywords for Your Resume
senior linux systems engineerlinuxrhelred hat enterprise linuxrocky linuxicamidpmfapkildapactive directorysamloauth 2.0openid connectzero trustdisa stignist 800-53rmfansiblepuppetchefbashpythonacasscapts/scisecurity+ cedod 8570 iat level iius citizenaws govcloudazure governmentdockerkubernetescontainerization
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