TITLE: Sr. Systems Engineer (Citrix)
LOCATION: Sterling, VA (Relocation assistance considered)
CLEARANCE REQUIRED: Active TS/SCI with CI Polygraph
EMPLOYMENT TYPE: Full-Time, Onsite
**Multiple positions available**
POSITION SUMMARYMGS is seeking a Sr. Systems Engineer (Citrix) to lead the design, deployment, and optimization of an enterprise Citrix Virtual Desktop Infrastructure (VDI) environment within a secure, cloud-native platform supporting national security missions. In this role, you will deliver scalable, high-performance virtual desktop solutions while maintaining Linux and Windows cloud-based infrastructure, COTS applications, and enterprise computing services across a DevSecOps-driven Agile environment. Working alongside engineering, cybersecurity, and mission experts, you will implement secure-by-default configurations, drive Infrastructure as Code (IaC) practices, and keep critical environments running at the highest level.
RESPONSIBILITIES (not limited to):- Design, deploy, and maintain Citrix Virtual Apps and Desktops (CVAD) infrastructure in a 100% cloud environment, including Delivery Controllers, StoreFront, NetScaler/ADC, and supporting components.
- Implement and manage Citrix Provisioning Services (PVS) or Machine Creation Services (MCS) for desktop image management; manage Virtual Delivery Agents (VDAs), hypervisors, and storage systems.
- Optimize VDI performance through monitoring, capacity planning, and resource allocation; configure and manage user profiles using FSLogix.
- Deploy, configure, and maintain Linux and Windows cloud-based infrastructure, COTS applications, and enterprise computing services as IaC and AaC.
- Configure IdAM, Active Directory, and LDAP resources with platform applications.
- Troubleshoot complex technical issues across the VDI and infrastructure stack using log file analysis and root-cause analysis.
- Develop and execute comprehensive test plans; prepare and maintain technical documentation including user guides, infrastructure diagrams, and operational procedures.
- Collaborate with engineering teams and end-users to design and maintain application interfaces and platform solutions.
- Develop within an Agile scrum team following DevSecOps principles and configuration management standards.
- Prepare technical presentations for government and senior leadership.
REQUIRED SKILLS AND QUALIFICATIONS- Must possess an active DoD TS/SCI security clearance with CI Polygraph.
- Must meet DoD 8140 requirements, including Security+ CE certification.
- Bachelor's or master's degree in a STEM field. Experience may be acceptable in lieu of a degree.
- 10+ years of experience deploying and maintaining platform infrastructure and COTS applications in cloud-based environments.
- 5+ years of hands-on experience with Citrix Virtual Apps and Desktops, including expert knowledge of Citrix architecture, components, and deployment methodologies.
- Experience with hypervisor platforms including VMware vSphere, Microsoft Hyper-V, or Citrix Hypervisor.
- Proficiency with Citrix NetScaler/ADC configuration and management.
- Strong experience with Windows Server administration and Active Directory.
- Experience with cloud architecture, system design, and enterprise workflow or automation platform integration.
- Experience supporting IdAM technologies including Active Directory, SAML, OpenLDAP, OAuth 2.0, and OIDC.
- Experience with DevOps tooling including Ansible, Terraform, Jenkins, and GitLab.
- Familiarity with containerized development environments including Rancher and Kubernetes.
DESIRED SKILLS AND QUALIFICATIONS- Citrix Certified Professional, Virtualization (CCP-V) or higher.
- Experience with Model-Based Systems Engineering (MBSE) environments and tools.
- Experience optimizing cloud-hosted solutions and supporting Azure or similar environments.
- Experience configuring and instrumenting monitoring and visualization tools such as Grafana and Splunk.
- Experience implementing and integrating ServiceNow solutions.
- Familiarity with customer security requirements and processes within classified environments.
- Experience supporting virtualization technologies and application streaming or layering techniques.
- Experience leading from a total system perspective across cloud services, infrastructure, and security domains.
- Experience integrating complex systems using APIs, message queues, and ETL pipelines.
*Applicants selected will be United States citizens and may be subject to a government security investigation for access to classified information.*
