Security Systems Administrator - Journeyman

Overview of position:

We are looking for a Security Systems Administrator, Journeyman provides network security infrastructure support for DFAS operations, ensuring the reliability, security, and compliance of critical systems. This position is responsible for maintaining and monitoring firewalls, IDS/IPS, DNSSEC, web proxies, and Zero Trust technologies. Key responsibilities include network traffic analysis, Tier II technical support, vulnerability assessments, security configuration management, and implementing security changes in accordance with DoD and DFAS cybersecurity requirements.

A United States Citizenship and an active Top Secret DoD Security Clearance is required to be considered for this position.

Responsibilities

• Support Security Team operations at all DFAS locations for network security
• Provide security infrastructure operational support for Firewalls, IPS/IDS, DNSSEC, Reverse Proxies, Web Proxies, Zero Trust Network Architecture Technologies
• Perform security infrastructure monitoring activities
• Conduct network traffic analysis for troubleshooting access issues
• Provide Tier II-level customer service for security infrastructure
• Follow directions from DoD CERT for security operations
• Verify secure configuration using SRRs and security scans (ACAS, MECM)
• Report non-compliance and vulnerabilities via POA&M, AOR, or SOL
• Implement change control process for security infrastructure
• Configure hardware/software for DoD and DFAS compliance

Experience/Skills:

• 5+ years network/systems administration experience
• DoD 8140 Work Role 441 Network Operations Specialist qualification
• Experience with firewall administration
• Knowledge of IDS/IPS systems
• Experience with DNS/DNSSEC
• Familiarity with web proxy and content filtering
• Network monitoring and troubleshooting skills
• Understanding of DISA STIG requirements
• Experience with ticketing systems

Preferred Qualifications:

• Security X or CISSP certification
• Cisco CCNA/CCNP certification
• Experience with DFAS security infrastructure
• Prior DoD security operations experience
• Experience with Zero Trust technologies
• Splunk or SIEM experience

Education:

• Bachelor’s degree in Computer Science, Engineering, Information Technology, or a related field

Certifications:

• CompTIA Security+, or Cisco CCNA/CCNP

Clearance:

• Active Top-Secret clearance is required.
• Must be a United States Citizen and pass a background check.
• Maintain applicable security clearance(s) at the level required by the client and/or applicable certification(s) as requested by FEDITC and/or required by FEDITC’S Client(s)/Customer(s)/Prime contractor(s).