Systems Administrator

Responsibilities

• Administer, configure, and maintain classified LAN/WAN networked systems and environments supporting lab and test operations
• Serve as the primary administrator for network-centric components including switches, routers, firewalls, and server infrastructure
• Perform day-to-day administration for Windows and Linux systems within secure, segmented network environments
• Apply and maintain operating system and network security configurations in accordance with DoD STIGs
• Support cybersecurity and accreditation activities (IATT/ATO) by providing technical documentation and artifacts
• Monitor system health, troubleshoot connectivity issues, and coordinate resolutions to support mission execution
• Create and maintain technical documentation, including system and network diagrams and standard operating procedures
• Travel CONUS and OCONUS (25–40%) to support system deployments, site surveys, and testing events

Requirements

• U.S. citizenship and an active/current Secret Clearance
• BS/BA degree from an accredited US institution
• 5 years of relevant experience
• IAT Level II or higher certification (DoD 8570/8140 compliant), such as CompTIA Security+ CE, CySA+, GSEC, or SSCP

Preferred Qualifications

• Familiarity with Webster Field and NAS Patuxent River RDT&E network infrastructure
• Cisco Certifications (CCNA, CCNP, or CCST)
• Proficiency with Microsoft Visio
• Experience with wireless or microwave point-to-point networking, IPSEC VPN, and L2TP
• Familiarity with Linux (RHEL) and SUNOS systems
• Current U.S. Passport

Benefits

• 401K plan with company match
• Medical, dental, and vision insurance
• Life insurance and AD&D
• Flexible spending account and disability coverage
• Paid time off and professional training/development opportunities

About the Company

KBR’s Mission Engineering Division delivers complex technical solutions and expert support to the U.S. Department of Defense, specializing in modeling and simulation, cyber transformation, and lifecycle support. KBR is a global provider of science, technology, and engineering solutions, employing approximately 29,000 people worldwide.