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).
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).
This position is 100% on-site in Arlington, VA.
Key responsibilities
- 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.
Required qualifications
- 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).
#ceso
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:October 20, 2026For 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.
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.
Skills Required
- Bachelor’s degree and 4+ years of experience with enterprise virtualization architectures and Citrix technologies; additional experience may substitute for the degree
- Hands-on experience administering and troubleshooting Citrix ADC (NetScaler)
- Strong networking fundamentals, including TCP/IP, DNS, DHCP, load balancing, and SSL/TLS certificates
- Active Department of Defense Top Secret security clearance
- Eligibility to obtain and maintain a TS/SCI clearance
- Willingness to take and maintain a CI polygraph
- 8570 IAT Level II baseline certification, such as CySA+, GICSP, GSEC, or Security+ CE
- Citrix certification such as CCA-V or CCP-V
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
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