System Administrator Level 3
General Dynamics Information Technology - Corridor North, Maryland, United States
Work at General Dynamics Information Technology
Overview
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Overview
Regular
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:
Systems Administration
Job Qualifications:
Skills:
Linux, ServiceNow Platform, Unix
Certifications:
ITIL 4, ServiceNow System Administrator, and one DoD approved certification (e.g., CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP)
Experience:
15+ years in systems administration, including 6+ years in ITSM and 4+ years with ServiceNow platform, including integration experience
US Citizenship Required:
Yes
Job Description:
Provides support for the implementation, troubleshooting, and maintenance of IT systems, managing infrastructure, and related processes. Supports day-to-day operations, monitoring, and problem resolution across client/server/storage/network devices and mobile devices. Performs Tier 1 and Tier 2 support, including escalation, communication, and hardware dispatch. Configures and manages UNIX, Linux, and Windows OS, installs software, troubleshoots, and maintains network components to ensure system reliability and performance.
Supports security compliance, including configuration management, security patches (IAVA), and system security controls. Coordinates with ISSO and ISO regarding system changes, supports POA&M milestones, and ensures compliance with ICAM policies. Analyzes and resolves complex hardware and software issues, supports system design, and understands system interdependencies within SOA frameworks.
Qualifications include a bachelor’s degree in a technical discipline or equivalent experience, extensive systems administration experience, and relevant certifications. Must hold a TS/SCI w/Poly clearance and be willing to work onsite in Annapolis Junction, MD. The position offers a salary range of $148,032 - $200,277, with benefits including health, dental, vision, 401(k), paid time off, and other perks.
Additional Details:
Scheduled Weekly Hours: 40
Travel Required: Less than 10%
Telecommuting Options: Onsite
Work Location: Annapolis Junction, MD, USA
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