Epic
United States
Infrastructure Engineer
Networking Full-time 16h ago
- CIS
- Cloud
- Cybersecurity
- Devops
S
AI Summary
Savannah River National Laboratory is seeking an experienced Linux Systems Administrator to engineer, deploy, and sustain enterprise Linux platforms supporting research and mission operations. The role involves managing secure, auditable Linux systems through patching, automation with Ansible, compliance validation, and incident response aligned with DOE and NIST standards. Candidates must have 5+ years of production Linux experience, proficiency in RHEL/Ubuntu, and strong automation skills to modernize COTS and homegrown applications.
Key Highlights
Manage secure, reliable, and auditable operation of Linux systems across their lifecycle, including patching, vulnerability remediation, and configuration management.
Build and maintain enterprise-scale automation using Ansible and Automation Controller, treating automation as a versioned and tested product.
Implement security hardening and compliance validation aligned to STIG/SCAP profiles and NIST controls, supporting audits and continuous monitoring.
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Key Responsibilities
Engineer, deploy, patch, and troubleshoot production Linux systems (virtual and/or physical), including standardized build practices and disciplined lifecycle management.
Operate an OS patch and vulnerability remediation program with measurable outcomes, using automation and centralized tooling such as Red Hat Satellite.
Build and maintain automation for configuration, patching, and operational tasks using Ansible, treating automation as a versioned, reviewed, and tested product.
Operationalize automation at enterprise scale using Automation Controller capabilities (RBAC, auditing, workflows, credential handling).
Implement security hardening and compliance validation aligned to applicable baselines (e.g., STIG/SCAP profiles), including routine OpenSCAP-based scanning and remediation.
Configure and tune monitoring and alerting, perform root-cause analysis, and support incident response by investigating system-level failure modes.
Integrate Linux hosts and services with enterprise identity and authentication systems (e.g., AD/LDAP, certificates, SSO), applying least privilege and access governance.
Support developers and modernization by providing direct platform support, provisioning environments, and enabling safer deployments for COTS and homegrown applications.
Lead or co-lead modernization initiatives such as standardizing runtime dependencies, improving configuration management, and adopting containers/Kubernetes where appropriate.
Own backup and recovery readiness for assigned Linux services by coordinating backups, validating restores, and participating in contingency exercises.
Technical Skills Required
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Benefits & Perks
Highly competitive Medical, Dental, and Vision options including HSA options with company provided seed
Short- & Long-Term Disability (company paid)
Life Insurance Non-Contributary 1X salary (company paid)
AD&D Non-contributary 1x salary (company paid)
Savings & Investment plan with Qualified Non-Elective Company Contribution of 5% each pay period with immediate vesting
Company match 50 cents/dollar up to 8% (5 yrs. vesting in company match)
Contributory Life Insurance up to 5x Salary with $1M Cap
Contributory AD&D (employee, spouse and children)
Paid Time Off
Employee Assistance Plan
Competitive relocation package
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Nice to Have
Red Hat Satellite administration experience for lifecycle content and patch management at scale.
Experience in deploying, configuring, and maintaining Ubuntu Server environments for high-availability services.
Experience using Automation Controller to operationalize automation with RBAC, auditing controls, and workflow-based orchestration.
Demonstrated experience hardening systems and validating compliance using OpenSCAP/SCAP Security Guide profiles aligned to STIG.
Experience with identity integration patterns for Linux and applications (SSO, certificates, service authentication).
Container/Kubernetes experience (deploying/operating production clusters or supporting workloads).
Storage and recovery depth: experience with enterprise storage concepts and backup/recovery validation.
Job Description
Savannah River National Laboratory (SRNL) is seeking an experienced Linux Systems Administrator who will be responsible for the engineering, implementation, and sustainment of enterprise Linux platforms that support SRNL research and mission operations. The role owns the secure, reliable, and auditable operation of Linux systems and supporting services across their lifecycle—standard builds, patching and vulnerability remediation, configuration management, monitoring/incident response support, and backup/recovery—aligned to DOE cybersecurity expectations and NIST control-driven governance.
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