Citrix Infrastructure Administrator

Leidos is committed to delivering innovative solutions and supporting mission-critical operations for our customers. The DISA CESO ITSS team provides network operations and cyber defense support to the Defense Information Systems Agency (DISA), enabling secure and reliable communications for the Department of Defense (DoD) and Combatant Commands (COCOMs)., Configure, administer, and sustain an enterprise Citrix environment supporting geographically distributed users. This role is responsible for day-to-day health, maintenance, troubleshooting, performance, and security integration for Citrix Virtual Apps and Desktops (CVAD) and Citrix ADC (NetScaler)., * Configure and maintain CVAD and Citrix ADC (NetScaler), including associated access components (e.g., StoreFront, Citrix Gateway) as required.

• Troubleshoot and resolve user connectivity, latency, and performance issues across geographic locations.
• Perform routine patching, system health checks, upgrades, and firmware updates for Citrix infrastructure, hypervisors, and supporting platforms.
• Manage security and access, including Active Directory integration, user/group access controls, and compliance requirements.
• Automate provisioning and administrative tasks using PowerShell (or similar scripting).
• Document configurations and operational procedures; support incident/change workflows.

• BA degree and 4+ years experience with enterprise virtualization architectures and Citrix technologies (e.g., XenApp, XenDesktop, StoreFront, Citrix Gateway/CVAD). Additional years of experience may be accepted in lieu of degree.
• Hands-on experience administering and troubleshooting Citrix ADC (NetScaler).
• Strong networking fundamentals: TCP/IP, DNS, DHCP, load balancing, SSL/TLS certificates.
• Candidate must possess an active DOD Top Secret level security clearance, and be eligible to obtain and maintain a TS/SCI
• Candidate must be willing to take and maintain a CI/Poly
• 8570 IAT Level II Baseline Certification (e.g. CySA+, GICSP, GSEC, Security+ CE)

Preferred qualifications

• Citrix certifications such as Citrix Certified Associate - Virtualization (CCA-V) or Citrix Certified Professional - Virtualization (CCP-V)., Access Control, Administrative Skills, Citrix Certifications, Citrix Product Family, Citrix XenApp, Citrix XenDesktop, CompTIA Security+, Computer Firmware, DHCP (Dynamic Host Configuration Protocol), DNS (Domain Name System), Defense Information Systems Agency (DISA), Desktop Virtualization, Digital Certificates, DoD Top Secret Clearance, Enterprise Architecture, GSEC - GIAC Security Essentials Certification, Government, Hypervisors, IAT - Information Assurance Technical, Identify Issues, Information/Data Security (InfoSec), Internet Security, Legal, Load Balancing, Microsoft Active Directory, Network Administration/Management, Regulatory Compliance, Revenue/Sales Reporting, SSL-TLS (Secure Socket Layer - Transport Layer Security), Scripting (Scripting Languages), Security Clearance, Security Monitoring, Sensitive Compartmented Information (SCI), Software Patches, TCP/IP (Transmission Control Protocol/Internet Protocol), Technical Leadership, Top Secret Clearance, United States Department of Defense (DoD), Virtualization, Windows PowerShell

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.