Next Generation Desktop (NGDE) Systems Administrator - TS/SCI with Poly

General Dynamics Information Technology • Annapolis Junction, MD

4d • Onsite

About The Position

As a Next Generation Desktop (NGDE) Systems Administrator supporting CIO Infrastructure Services, you will maintain, secure, and optimize a large scale thin client and virtual desktop ecosystem that delivers multi domain access across distributed environments. You will ensure resilient, high performance desktop delivery platforms, sustain enterprise wide availability, and support modernization efforts that enhance user productivity and mission readiness. Your work enables fast, secure access to critical resources across a modern, virtualized desktop enterprise.

Requirements

• Bachelor’s degree in an IT‑related field or 8+ years of relevant IT experience in lieu of a degree.
• Active TS/SCI clearance with a favorable polygraph
• Meet DoD 8140 Information Assurance Workforce certification requirements (e.g. Security+ CE)
• Additional required certification & training – Forcepoint Trusted Thin Client (40hrs course)
• Hands on experience administering thin client, VDI, or multi network desktop delivery environments
• Strong proficiency with virtual desktop platforms, session management, certificate services, client imaging, routing rules, and remote administration
• Experience with secure configuration practices, desktop hardening, and compliance enforcement
• Familiarity with patching processes, version updates, vulnerability remediation, and configuration compliance auditing
• Ability to diagnose and resolve complex NGDE, authentication, connectivity, and routing issues
• Strong documentation, communication, and cross team collaboration skills
• US citizenship required

Nice To Haves

• NGDE Systems Administrator Senior - Requires a Bachelor’s degree in an IT‑related field or 8+ years of relevant IT experience in lieu of a degree.
• NGDE Systems Administrator Principal - Requires a Bachelor’s degree in an IT‑related field or 10+ years of relevant IT experience in lieu of a degree.
• NGDE Systems Administrator Sr. Principal - Requires a Bachelor’s degree in an IT‑related field or 12+ years of relevant IT experience in lieu of a degree.

Responsibilities

• Administer, operate, and maintain NGDE thin client and virtual desktop systems, ensuring reliable access to multiple networks and virtualized environments
• Monitor NGDE infrastructure health, availability, storage utilization, network routing, and console status, resolving alerts and addressing performance degradations
• Manage enterprise distribution consoles, licensing, session management, routing assignments, authentication sources, and cluster/cell configurations
• Support integration and sustainment of server side and backend components including connection brokers, certificates, device firmware, and virtualization platforms
• Troubleshoot complex NGDE issues including session failures, connectivity problems, certificate issues, authentication errors, and client to cluster routing challenges
• Implement configuration updates, version changes, hardware improvements, and operational adjustments to maintain secure, optimized NGDE environments
• Maintain documentation, system inventories, SOPs, and configuration artifacts supporting change control, sustainment, and continuous improvement
• Collaborate with engineering, network, cybersecurity, endpoint, and virtualization teams to integrate new capabilities, support modernization efforts, and maintain cross domain accessibility
• Apply security patches, client updates, firmware changes, and backend platform fixes across NGDE systems to maintain compliance with security and configuration baselines
• Identify and remediate non compliant NGDE components by reviewing vulnerability and compliance reports, resolving patch exceptions, and validating corrective actions across multi network environments

Benefits

• Variety of medical plan options, some with Health Savings Accounts
• Dental plan options
• Vision plan
• 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match
• Full flex work weeks where possible
• Variety of paid time off plans, including vacation, sick and personal time, holidays
• Paid parental, military, bereavement and jury duty leave
• Short and long-term disability benefits
• Life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance

What This Job Offers

• Job Type: Full-time
• Career Level: Senior