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Citrix Systems Administrator

Job in Norfolk, Norfolk County, England, UK
Listing for: Athena Technology Group
Full Time position
Listed on 2026-09-06
Job specializations:
  • IT/Tech
    Systems Administrator, Cybersecurity, Windows Server, IT Infrastructure
Job Description & How to Apply Below

Location: Norfolk VA (On-Site)
Employment Type: Full-Time
Shift: N/A

About the Company

Athena Technology Group Inc. (ATG) is a Service-Disabled Veteran Owned Small Business (SDVOSB) and Historically Underutilized Business Zone (HUBZone) established in 2010. ATG has extensive experience and a strong reputation throughout various government agencies providing consistently superior innovative and cost-effective solutions.

ATG is a premier provider of cybersecurity Risk Management Framework (RMF) communications cybersecurity solutions information technology (IT) consulting systems engineering systems integration deployment and operation of state-of-the-art command and control information systems that deliver critical network-centric solutions to the warfighter.

We are seeking innovative industry professionals to join our team and continue our proven track record of excellence.

Job Summary

Athena Technology Group (ATG) is seeking a highly skilled Citrix Systems Administrator to support a mission-critical U.S. Navy enterprise application environment in Norfolk Virginia.

The selected candidate will serve as a senior technical contributor responsible for administering maintaining troubleshooting and optimizing a large-scale Citrix Virtual Apps and Desktops (CVAD) environment supporting more than 1500 active user sessions daily. The environment includes web-based applications hosted within a secure AWS cloud architecture and directly supports operational readiness across major naval maintenance facilities.

The ideal candidate will possess strong expertise in Citrix technologies Windows Server administration Power Shell automation cybersecurity compliance and enterprise troubleshooting within highly available production environments.

Key Responsibilities
  • Install configure optimize maintain and upgrade Citrix Virtual Apps and Desktops (CVAD) environments including versions and 2507.
  • Support and maintain AWS-hosted infrastructure components supporting Citrix application delivery services.
  • Perform Tier III troubleshooting of complex Citrix infrastructure issues including session launch failures profile management issues authentication problems and performance bottlenecks.
  • Administer and optimize Citrix Delivery Controllers (DDC) Store Front Workspace Environment Management (WEM) and Virtual Delivery Agents (VDA).
  • Monitor system health capacity performance and availability while proactively identifying opportunities for improvement.
  • Develop maintain and execute Power Shell scripts to automate administrative tasks and improve operational efficiency.
  • Ensure compliance with Security Technical Implementation Guides (STIGs) vulnerability remediation requirements and cybersecurity best practices.
  • Support vulnerability scanning activities and implement corrective actions to mitigate identified security risks.
  • Manage incident problem knowledge and change management activities using Service Now.
  • Participate in an on-call rotation supporting a 24x7x365 mission-critical environment.
  • Represent the engineering team during critical incident bridge calls with government stakeholders and end users.
  • Conduct system performance analysis and provide recommendations for upgrades enhancements and configuration changes.
  • Develop system administration procedures technical documentation and operational runbooks.
  • Provide technical leadership mentoring and guidance to junior system administrators as required.
  • Support infrastructure modernization initiatives and continuous service improvement efforts.
  • Perform additional duties as assigned in support of mission requirements.
Required Qualifications
  • Minimum of five (5) years of experience in systems administration infrastructure support or a related technical discipline.
  • Experience supporting Department of Defense (DoD) Department of the Navy (DON) or other federal government environments.
  • Strong knowledge of enterprise systems administration concepts practices and procedures.
  • U.S. Citizenship required.
  • Active Secret Security Clearance required. An active Interim Secret clearance is acceptable for onboarding.
  • Must reside within commuting distance of Norfolk VA and be available for 100% onsite support.
  • Ability to achieve and maintain compliance with DoD 8140 Cyber Workforce Qualification Program (CWQP) requirements within six (6) months of hire.
  • Experience supporting Windows Server operating systems and enterprise infrastructure environments.
  • Experience utilizing Service Now or comparable IT Service Management (ITSM) platforms.
  • Ability to work independently and effectively manage multiple priorities in a fast-paced environment.
Desired Qualifications
  • Four (4) or more years of direct hands-on experience administering Citrix Virtual Apps and Desktops (CVAD) environments.
  • Experience supporting Citrix Delivery Controllers (DDC) Store Front Workspace Environment Management (WEM) and Virtual Delivery Agents (VDA).
  • Advanced Power Shell scripting experience for automation systems management and operational support.
  • Demonstrated experience…
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