Linux Administrator
- Assist with deploying and managing Linux systems and services across multiple sites, leveraging automation and configuration management tools under team lead guidance.
- Collaborate with senior administrators to support infrastructure projects and migrations—including upgrades, capacity improvements, and technology refreshes—with minimal disruption.
- Participate in operational cycles, including patching, monitoring, maintenance, and performance optimization, ensuring required metrics for availability, security, and compliance are consistently met.
- Contribute to documentation efforts, such as user guides, knowledge bases, and system maintenance records.
- Follow established technical designs, processes, and procedures to maintain system standards.
- Perform routine system health checks and assist in monitoring system performance, security, and availability, as well as supporting recovery events and backup/disaster recovery operations.
- Learn and contribute to automation and scripting tasks, helping reduce manual effort by working with tools such as Ansible, Puppet, Terraform, and IaC frameworks.
- Maintain lab environments in a clean, organized, and compliant state, ensuring they meet the set standard.
- Active TS/SCI Security Clearance
- US CITIZENSHIP REQUIRED
- A Bachelor's degree in Computer Science, Information Systems, Engineering, Business, or other related discipline. May be substituted for 5+ years of experience
- Requires security certification in compliance with DOD 8570 within 90 days of hire
- Requires professional certification in one or more areas within 6 months of hire
- Examples include RHCSA, RHCE, CKA, CCNA, AWS Associate
- Knowledge of Linux systems and service administration (RHEL, Rocky, CentOS) with hands-on experience in remediation and patching.
- Basic familiarity with configuration management and automation tools such as Ansible, Puppet, or Terraform, with an interest in learning Infrastructure as Code and Git practices.
- Understanding and some experience with enterprise storage platforms and supporting technologies such as SAN, NFS, iSCSI, block, and object storage.
- Experience with virtualization platforms such as KVM and container platforms such as Docker.
- Understanding of basic networking concepts and services (TCP/IP, DNS, DHCP, VLANs, Subnets) and ability to assist in troubleshooting connectivity issues.
- Working knowledge of security compliance frameworks and how to apply them – including STIGs, DISA Benchmarks, CMMC, or CUI.
- Some experience or a strong interest in learning scripting or programming Bash, Python, PowerShell, or Go to support automation, system tooling, and troubleshooting tasks.
- Strong troubleshooting and problem-solving mindset, with a willingness to learn from senior administrators.
- 100% employer-paid premiums for family medical and dental insurance, employee life insurance, short-term and long-term disability (STD & LTD)
- Flexible reimbursement spending accounts for medical expense and dependent care
- Immediate participation and vesting in the company’s Employee Stock Ownership Plan (ESOP) and 401(k) Plan
- Employer contributions to RRC’s ESOP
- Employer matching contributions to the company’s 401( k) Plan
- Employer discretionary contributions to the company’s 401(k) Plan
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