Senior Linux System Administrator

Position Responsibilities

• Installing, configuring, maintaining, and optimizing Linux servers and systems
• Developing custom Linux images for deployment
• Participating in planning and executing upgrades and patches for operating systems and software
• Delivering and maintaining IT infrastructure and services aligned to industry and Boeing enterprise best practices
• Responding to system events, user requests, and incidents logged in management systems
• Performing vulnerability assessment and remediation
• Performing systems administration using RHEL and Oracle Linux
• Providing comprehensive and timely communications to key stakeholders
• Installing, configuring, and maintaining multi-platform systems hardware, software, and components using pre-existing or self-created automated processes
• Troubleshooting and restoring routine to complex computing service operations (backups/restores, networking, and domain-related functions)
• Building and maintaining information systems that comply with JSIG / RMF security requirements
• Integrating and configuring security solutions (Trellix, Splunk, HBSS) into information systems
• Integrating security solutions into information systems
• Developing training guides, knowledge management articles, and documentation of processes and procedures
• Providing comprehensive software and integration support in closed environments
• Evaluating and effectively communicating complex system problems and resolutions to team members and key stakeholders
• Using scripts to automate deployment and configuration of operating systems or applications, or other similar technologies

Basic Qualifications (Required Skills/Experience)

• CompTIA Security+ certification (or similar certification meeting DoD Directive 8570.01 Certification Requirements) or ability to obtain certification within first 6 months
• 5+ years of experience with installing, configuring, troubleshooting, and administering support for RHEL 6 or higher
• 3+ years of experience with utilizing security relevant tools, systems, and applications in support of Risk Management Framework (RMF) to include: NESSUS, ACAS, DISA STIGs, SCAP, Audit Reduction, and HBSS

Preferred Qualifications (Desired Skills/Experience)

• 10+ years creating and maintaining custom windows or Linux images (isos/VM templates)
• 10+ years of experience with VMware or other virtualization technologies
• 5+ years of experience using Trellix ePO configuration and management
• 5+ years of experience with VMware or other virtualization technologies
• Management and configuration of Splunk Indexers/Forwarders
• Experience with developing PowerShell and Linux scripts for hardware integration, automating OS deployment and configuration, and creating and maintaining multiple virtual servers
• Understanding of networking fundamentals
• Backup and Restore technologies