Senior Citrix Engineer

Leidos is currently seeking a Citrix Engineer to join our team in Arlington, VA. This position is 100% on-site. A TS/SCI security clearance is required for consideration. Primary Responsibilities: Design and deploy robust, scalable, and highly available Citrix Virtual Apps and Desktops (CVAD) solutions, both on-premise and in cloud environments (Azure/AWS). Serve as the subject matter expert on the entire Citrix stack, engineering solutions for Citrix Cloud, ADC (NetScaler), StoreFront, and Workspace Environment Management (WEM). Engineer and automate infrastructure management, deployment, and configuration processes using PowerShell to enhance system reliability and operational efficiency. Lead the integration of security controls and compliance standards (DoD/DISA) into the Citrix architecture, performing vulnerability assessments and implementing hardening configurations on Citrix ADC. Develop and maintain detailed engineering documentation, including system architecture diagrams, deployment runbooks, and disaster recovery plans. Proactively monitor, analyze, and optimize the performance, capacity, and latency of the Citrix infrastructure, performing root cause analysis and engineering long-term solutions for complex issues. Lead critical infrastructure projects, including platform upgrades, data center migrations, and cloud service integration, ensuring minimal disruption and maximum performance. Design and implement user profile and data management strategies using ProfileUnity, Profile Management, and User Layering to optimize user experience and logon times. Familiarity with Citrix and Liquidware integration. Required Qualifications: 8+ years of hands-on experience designing and building solutions with CVAD (on-prem and Citrix Cloud) and Citrix ADC (NetScaler) in a high-availability configuration. Bachelor’s Degree in a technical discipline and10+ years of experience engineering and administering enterprise-scale Citrix environments. (Additional relevant experience may be substituted for a degree). Demonstrated expertise in scripting and automation with PowerShell. Deep technical knowledge of Windows Server OS, Active Directory, and Group Policy management in a virtualized environment. Active TS/SCI security clearance. Must hold a DoD 8570 IAT Level II certification. Preferred Engineering Expertise: Proven experience with performance tuning and optimization tools for virtualized environments. Prior experience engineering solutions for DISA and its mission partners. TS/SCI with Counterintelligence (CI) Polygraph. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: June 26, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $107,900.00 - $195,050.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Leidos 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 $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit Pay and Benefits 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 here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to View email address on click.appcast.io. Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.