Unleash Your Potential
At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customer’s success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
If this sounds like an environment where you can thrive, keep reading!
The Mission
Leidos is seeking a Senior VDI Administrator to support a large enterprise IT contract for the DOD. The Administrator will provide operations support to customers across multiple geographic locations. They will provide operations and maintenance support to existing virtual desktop environments across multiple enclaves and assist with the implementation of new solutions. The administrator will help drive adoption of trusted thin-client platforms and virtual desktops across a diverse user base by focusing on improving the reliability, functionality, and user experience of the systems. This individual will work in a team environment to ensure mission needs are met for internal and external customers.
Primary Tasks:
- Individuals in this role will be required to perform remote administration of servers located in offsite data centers.
- Provide Tier 2 and Tier 3 operations support and be able to rapidly distinguish isolated user problems vs service outages for Citrix technologies to include Citrix XenDesktop, Citrix XenApp, Citrix NetScaler, and Citrix StoreFront in addition to Microsoft M365 Azure Virtual Desktop (AVD).
- Monitor infrastructure and identify system anomalies before they impact customers to include storage availability/capacity, network connectivity, database health, and other daily health checks as required.
- Work closely with Engineering staff to plan out future modernization efforts to meet customer and administrator requirements.
- Collaborate to perform network latency analysis to address slow connections and user experience issues with alacrity.
- Implement version and architectural changes to existing, approved, systems to maintain operability and security of the environment
- Implement major system upgrades as designed and approved
- Coordinate with other Tier 2 and Tier 3 teams for testing and deployment of Group Policy modifications
- Perform periodic backup and restoration of servers
- Monitor desktop capacity to size the environment based on typical usage trends
- Monitor License and Certificate status on the systems and coordinate the renewal and installation as needed.
- Coordinate with customers and stakeholders to collect data, conduct analysis, develop, and implement solutions associated with incident tickets and requirements.
- Establish comprehensive availability and capacity management solution using lessons learned
- Develop solutions to technical issues.
- Provide follow-up reports (technical findings, feedback, resolution steps taken) for root cause analysis, engineering technical assessment and process improvement initiatives.
- Periodically review, update, and generate Standard Operating Procedures (SOPs) for systems and services under your control.
- Update operations and monitoring documentation for 24/7/365 IT Operations Center (ITOC) personnel.
- Respond to after-hours outages when deemed mission critical by ITOC government rep.
- Conduct routine maintenance following customers prescribed maintenance windows which may include evening and/or weekend maintenance to minimize impact on customers and their mission.
- Provide mentorship and training for junior team members.
Basic Qualifications
- Experience with interacting with customers to handle service inquiries and problems.
- Experience working as a Tier 2 and Tier 3 system administrator: familiar with using desktop software applications such as web browsing and client software, and IT Service Management software such as ServiceNow.
- Knowledge of IC IT standards and best practices.
- Extensive knowledge of Citrix technologies to include, XenDesktop, XenApp, NetScaler, and StoreFront.
- Experience managing Microsoft M365 Azure Virtual Desktops (AVD).
- Extensive experience with patch and upgrade methodology for front-end and back-end systems based on Citrix technology.
- Experience with rapid testing, validation, and deployment of new baseline images
- Extensive experience with conducting incident and trend analysis via log review, performance baselining/review, and other incident/problem management techniques to develop solutions to ongoing issues impacting customer experience
- Experience with Scripting/Automation
- Experience troubleshooting issues in a growing environment.
- Time management skills.
- Strong oral and written communications skills.
- Track record of working effectively within a team and support to peers toward improved processes and results.
- Experience with support ticket management systems.
- Experience mentoring others and/or supervising others.
- Candidate must, at a minimum, meet DoDM 8140.03 (previously DoD 8570) – IT System Admin Intermediate certification requirements (Cloud+, GICSP, SSCP, Security+ CE, GSEC, or higher).
- Candidate must have a Bachelor's degree with at least 8 years of relevant experience, Master’s degree with 6 years, Associate's with 10 years, or High School Diploma with 12 years.
- TS/SCI with Poly required for Position or TS/SCI and willingness to obtain and maintain a poly. US Citizenship is required.
Preferred Qualifications
- Citrix Certified Administrator (CCA)
- Microsoft Certified: Azure Virtual Desktop Specialty
- Microsoft 365 Administrator
- ITIL Foundations Certification
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:May 21, 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
- Experience with interacting with customers to handle service inquiries and problems
- Experience working as a Tier 2 and Tier 3 system administrator
- Extensive knowledge of Citrix technologies including XenDesktop, XenApp, NetScaler, and StoreFront
- Experience managing Microsoft M365 Azure Virtual Desktops (AVD)
- TS/SCI with Poly required or willingness to obtain
- Bachelor's degree and at least 8 years of relevant experience, or equivalent education and experience
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.
