System Administrator (Senior)

What you'll do

• Perform system integration, configuration management, and maintenance for hardware, software, and domain components supporting GPS architecture.
• Manage monthly patching and system updates across Solaris, RHEL, and Windows operating systems.
• Execute security hardening in accordance with DISA STIG, Boeing best practices, and port security guidelines.
• Conduct vulnerability and compliance management using Nessus and SCC tools to remediate Cyber/IA items.
• Maintain compliance documentation for various standards including NIST 800-53, NIST 800-171, and STIG requirements.
• Install, configure, and monitor multiplatform systems hardware, software, virtual machines, and cybersecurity tools like Splunk and Trellix.
• Support network device configuration, documentation, port mapping, and security baseline maintenance.
• Develop automation scripts and data analytics to improve operations while meeting cybersecurity requirements.

What we're looking for

• Must possess an active U.S. Secret Security Clearance and be a U.S. Person as defined by export control requirements.
• Must have 3 years of related experience for level 3 or 5 years of related experience for level 4.
• Must hold a current Security+ (Sec+) certification or another IAT level II DoD 8140 approved baseline certification.
• Must possess cybersecurity technical experience.
• Must be able to perform system administration in a Windows Enterprise Domain including Active Directory and LDAP management.
• Must have experience managing patching, security hardening, and vulnerability management for Solaris, RHEL, and Windows systems.
• Preferred: Experience with automation, scripting tools, and disaster recovery operations.
• U.S. Citizenship.