Peraton
Infrastructure System Administrator - Tier 3 (Citrix / VDI / NetScaler)
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About Peraton
Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees solve the most daunting challenges that our customers face. Visit peraton.com to learn how we're keeping people around the world safe and secure.
About The Role
Peraton is seeking a Infrastructure System Administrator - Tier 3 (Citrix / VDI / NetScaler) to work in Stuttgart, Germany.
What you will do:
Level: Tier 3 (L3 Support, Engineering, and Operations)
Core Focus: Enterprise Virtual Desktop Infrastructure (VDI), Citrix Virtual Apps and Desktops (CVAD), and Citrix ADC/NetScaler architecture.
Key Responsibilities:
- Environment Management: Design, deploy, and maintain high-availability CVAD environments, Machine Catalogs, Delivery Groups, and StoreFront
- NetScaler / ADC Operations: Configure, manage, and troubleshoot Citrix ADC/NetScaler appliances, gateway settings, load balancing, and secure remote access authentication
- WMS - Endpoint management using Dell Wyse software
- Image & Profile Management: Build, update, and troubleshoot Golden Images/Master Images via MCS (Machine Creation Services) or PVS (Provisioning Services); manage user profiles using FSLogix
- Tier 3 Support & Troubleshooting: Serve as the final escalation point for L2/L3 incidents, perform root cause analysis (RCA), and resolve deep connectivity, latency, or VDA registration issues
- Maintenance & Upgrades: Execute platform upgrades, security patching, and firmware updates across Delivery Controllers, StoreFront, and NetScalers
- Automation & Documentation: Write and maintain PowerShell scripts for task automation; author standard operating procedures (SOPs) and runbooks
- Technical Stack:
- Citrix Virtual Apps & Desktops (CVAD), Studio, Director, StoreFront.
- Citrix ADC / NetScaler (Gateway, Load Balancing, Content Switching)
- Microsoft Windows Server, Active Directory, Group Policies, and FSLogix
- Hypervisor knowledge (VMware vSphere/ESXi or Microsoft Hyper-V)
- Automation via PowerShell
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Qualifications
What you will need:
- HS diploma and 6 years of dedicated IT infrastructure experience with at least 3-5 years specializing in Citrix VDI and NetScaler administration
- Methodologies: Strong working knowledge of ITIL processes (Incident, Problem, and Change Management)
- Certifications: Citrix Certified Professional (CCP-V / CCP-AppDelivery) or equivalent enterprise experience preferred
- Work well as part of a team including some members at off-site location
- Security Clearance: Must possess and maintain an active Secret or Top Secret (TS/SCI) clearance, depending on the network's classification
- U.S. Citizenship: Required for all positions requiring a security clearance
- DoD 8570/8140 Compliance: Candidates must meet Information Assurance Technical (IAT) Level II requirements at a minimum
- Baseline Certification: Common certifications include CompTIA Security+ CE or (ISC)² SSCP
- Computing Environment (CE) Certification: Proof of proficiency in the specific technology, such as Citrix Certified Professional - Virtualization (CCP-V) or a relevant Microsoft Windows Server certification
- TESA approval required
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Details
Target Salary Range: $66,000 - $106,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.
Benefits Statement: Peraton offers eligible employees a variety of benefits including medical, dental, vision, life, health savings account, short/long term disability, EAP, parental leave, 401(k), paid time off (PTO) for vacation, and company paid holidays. A full listing of available benefits can be viewed at https://www.careers.peraton.com/benefits.
Application Statements: The application period for the job is estimated to be 30 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. By applying to this job, you are expressing interest in the role and the Company. During the review of your application, you may be required to participate in an on-camera interview, as well as participate in a process to verify your identity. Use of artificial intelligence (AI) tools of any kind during Peraton interviews is strictly prohibited unless the candidate has obtained prior written authorization. All interview responses must be the candidate's own.
EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.
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