Senior Linux System Administrator (RHEL / AWS – NC FAST)

Job Title: Senior Linux System Administrator (RHEL / AWS – NC FAST)

Location: Raleigh, NC (Onsite 2–3 days per week required)

Duration: Contract

On-Call Requirement: Evenings and weekends as needed

Key Responsibilities

• Install, configure, and maintain Red Hat Enterprise Linux (RHEL) systems across environments
• Manage Linux infrastructure hosted on AWS platforms
• Deploy and maintain AWS services including EC2, S3, RDS, EBS, and related components
• Develop and maintain shell automation scripts using Bash or Python
• Manage user access controls including RBAC and sudo policies
• Perform OS patching, vulnerability remediation, and security hardening
• Support backup and recovery strategies at the operating system level
• Monitor system performance and troubleshoot production issues
• Maintain system documentation and configuration procedures
• Support deployment strategies with development and operations teams
• Configure Linux Satellite server and deployment management tools
• Support storage platforms including FSx, EFS, EBS, and S3
• Implement encryption and key management best practices
• Participate in environment scaling and infrastructure performance optimization

Required Qualifications

• 3 years of experience administering Red Hat Enterprise Linux (RHEL) on AWS platforms
• 5 years of experience monitoring and troubleshooting Linux systems and applications
• 3 years of experience supporting environment scaling and performance monitoring
• 7 years of experience performing Linux OS patching and vulnerability management
• 3 years of experience implementing cookie security, browser security, server-side encryption, and encryption at rest
• 3 years of experience managing Red Hat image lifecycle processes
• 3 years of experience working with AWS infrastructure services including EC2, S3, RDS, ELB, SSM, and EBS
• 5 years of experience installing and maintaining services such as Bind, Apache, Nginx, and MySQL
• 5 years of experience using automation/configuration tools such as Ansible, CloudFormation, Puppet, or Chef
• 7 years of experience scripting using Bash or Python
• 3 years of experience supporting AWS networking concepts including VPCs, subnets, and routing
• 3 years of experience using network tools such as iptables, IPVS, and HAProxy
• 3 years of experience analyzing and interpreting network traffic
• 2 years of experience supporting protocols such as DNS, HTTP, LDAP, SMTP, and SNMP
• 3 years of experience troubleshooting Apache performance and restart issues
• 5 years of experience supporting volume management technologies including SVM, LVM, ZFS, NAS, and Veritas Volume Manager
• 3 years of experience implementing AWS cloud security controls and best practices
• 1 year of experience configuring VLANs, VPNs, routing, IPv4, and IPv6 networking environments
• 7 years of experience managing enterprise-scale Linux user account environments

Preferred Qualifications

• Linux certifications such as RHCT, RHCE, LPIC, LFCS, or RHCSA
• Experience working with AWS storage services including FSx and EFS
• Experience supporting hybrid cloud enterprise application environments

Additional Requirements

• Candidate must be available onsite 2–3 days per week in Raleigh, NC
• Candidate must support evening/weekend on-call rotations when required
• Candidate must list hands-on AWS tools and Linux certifications at submission