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

General Dynamics Information Technology; Colorado Springs (CO); On-site; USD 97,000 - 131,000; Full time

Job summary

General Dynamics Information Technology (GDIT) seeks a NextGenerationDesktop (NGDE) Systems Administrator to support CIO Infrastructure Services. You will maintain a large-scale thin client and virtual desktop ecosystem with multidomain access across distributed environments, ensuring resilient, high-performance desktop delivery and enterprise-wide availability.

The role requires TS/SCI clearance with a favorable polygraph, 8+ years of IT experience, and hands-on expertise with thin clients,

Qualifications

• Active TS/SCI clearance with favorable polygraph.
• Bachelor’s degree in an IT‑related field or 8+ years of relevant IT experience in lieu of a degree.
• Hands on experience administering thin client, VDI, or multinetwork desktop delivery environments.
• Strong documentation and cross-team collaboration skills.
• Experience with security patches and compliance auditing.

Responsibilities

• Administer, operate, and maintain NGDE thin client and virtual desktop systems.
• Monitor infrastructure health, storage utilization, network routing, and console status.
• Manage distribution consoles, licensing, session management, and authentication sources.
• Support server-side and backend components including brokers, certificates, firmware, and virtualization platforms.
• Troubleshoot NGDE issues including sessions, connectivity, certs, and routing.

Skills

Cluster

Enterprise IT

SOP

Thin Client Support

Education

Bachelor’s degree in IT-related field

8+ years of relevant IT experience in lieu of a degree

Job description

Type of Requisition:

Pipeline

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph

Public Trust/Other Required:

None

Job Family:

IT Infrastructure and Operations

Job Qualifications:

Skills:

Cluster, Enterprise IT, Standard Operating Procedure (SOP), Thin Client Support

Certifications:

None

Experience:

8 + years of related experience

US Citizenship Required:

Yes

Job Description:

NextGenerationDesktop (NGDE)Systems Administrator

YOUR IMPACT

Own your opportunity to support national defense. Your work will help keep critical operations secure and connected across the global enterprise directly, contributing to a mission that protects our nation every day.

CIO Infrastructure Services (CIS) is growing, and we invite both our experienced incumbents and new team members to be part of what’s next. Incumbents bring invaluable mission insight, while new talent adds fresh ideas and energy. Together, we’ll strengthen continuity and drive the next generation of innovation.

MEANINGFUL WORK AND PERSONAL IMPACT

AsaNextGenerationDesktop (NGDE)Systems Administrator supporting CIO Infrastructure Services, you willmaintain, secure, andoptimizea largescalethin clientand virtual desktop ecosystem that delivers multidomain access across distributed environments. You will ensure resilient,high performancedesktop delivery platforms, sustainenterprise wideavailability, 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.

KEY RESPONSIBILITIES:

• Administer,operate, and maintain NGDEthin clientand virtual desktop systems, ensuring reliable access to multiple networks and virtualized environments

• Monitor NGDE infrastructure health, availability, storageutilization, 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 ofserver sideand backend components including connection brokers, certificates, device firmware, and virtualization platforms

• Troubleshoot complex NGDE issues including session failures, connectivity problems, certificate issues, authentication errors, andclient to clusterrouting challenges

• Implement configuration updates, version changes, hardware improvements, and operational adjustments tomaintainsecure, 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, andmaintaincross domainaccessibility

• Apply security patches, client updates, firmware changes, and backend platform fixes across NGDE systems tomaintaincompliance with security and configuration baselines

• Identifyand remediate noncompliant NGDE components by reviewing vulnerability and compliance reports, resolving patch exceptions, andvalidatingcorrective actions across multinetwork environments

WHAT YOU’LL NEED TO SUCCEED:

• EXPERIENCE REQUIREMENTS:
  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.

• CLEARANCE: Active TS/SCI clearance with a favorable polygraph

• Meet DoD 8140 Information Assurance Workforce certification requirements (e.g.Security+ CE)

• Additionalrequired certification &training – Forcepoint Trusted Thin Client(40hrs course)

• Hands on experience administeringthin client, VDI, or multinetwork desktop delivery environments

• Strongproficiencywith 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, andcross teamcollaboration skills

• US citizenship required

• LOCATION: Onsite

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

• Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY

Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.

#CIS

The likely salary range for this position is $96,569 - $130,651. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

None

Telecommuting Options:

Onsite

Work Location:

USA MD Annapolis Junction

Additional Work Locations:

USA CO Colorado Springs - 8610 Explorer Dr (COC036), USA DC Washington, USA FL MacDill AFB - 7115 S Boundary Blvd (FLC096), USA VA Springfield - 7770 Backlick Rd (VAS110)

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 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. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identity Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About Our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans