System Administrator Level III

Company: General Dynamics Information Technology
Location: Eagle River
Posted on: July 2, 2025

Job Description:

Type of Requisition: 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 Engineering Job Qualifications: Skills: Computer Systems, Operating Systems (OS), Systems Software Certifications: None Experience: 9 years of related experience US Citizenship Required: Yes Job Description: System Administrator Level III Transform technology into opportunity as a Systems Administrator Senior with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator Senior you will help ensure today is safe and tomorrow is smarter. HOW A SYSTEMS ADMINISTRATOR SENIOR WILL MAKE AN IMPACT Provide Tiers 1 and 2 problem identification, diagnosis, and resolution of problems Provide support for implementation, troubleshooting and maintenance of IT systems Perform account management, e.g. establishing, activating, modifying, disabling, and removing accounts Provide configuration management, implementation, and sustainment of compliance with applicable system security controls. Perform periodic vulnerability scans of systems Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc. Implement IAVA security patches and ensure patch status is recorded in appropriate systems of record. Provide support for the escalation and communication of status to agency management and internal customers Optimize system operations and resource utilization, and perform system capacity analysis and planning Provide in-depth experience in trouble-shooting IT systems Provide detailed analysis and feedback to agency management and internal customers for escalated tickets Provide support for the dispatch system and hardware problems and remains involved in the resolution process Configure and manage UNIX, Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance Communicate and coordinate with the Information System Security Officer (ISSO) and Information System Owner (ISO) regarding system changes as part of the Change and Configuration Management Process Support the ISO by completing required milestones of Plan of Action & Milestones (POA&M) as directed and coordinate completion status with the ISSO to reflect status within the Source System of Record for Security Authorizations Ensure IT Assets remain compliant with Identity & Access Control Management (ICAM) policy. Support the design of systems, mission architecture and associated hardware Analyze and resolve complex problems associated with server hardware, applications and software integration Support the design of systems, mission architecture and associated hardware WHAT YOU WILL NEED TO SUCCEED: Education: Bachelor’s degree in a technical discipline from an accredited college or university is required. Four (4) years of additional SA experience may be substituted for a bachelor’s degree. Required Experience: Fifteen (15) years' experience as a SA in programs and contracts of similar scope, type, and complexity is required. Certifications: Requires DoD 8570 compliance with Information Assurance Technical (IAT) Level III certification Computing Environment (CE) Certification. The CE certification requirements can be fulfilled with either Microsoft OS, Cent OS/Red Hat OS CE certifications Six (6) years of experience with Service Management (ITSM) is required ITIL 4 platform certification is required Active Directory, Identity Management, SCCM, DNS, Group Policy, Active Role Servers, Privileged Account Management (PAM) Services, and MS Exchange are required OR Trusted Thin Client, and enhanced VDI (e.g., remote GPU and memory scaling) is required Security Clearance Level: TS/SCI with Full Scope Polygraph Location: Customer Site US Citizenship Required GDIT IS YOUR PLACE: 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from The likely salary range for this position is $140,250 - $189,750. 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: Less than 10% T elecommuting Options: Onsite Work Location: USA AK Anchorage Additional Work Locations: 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. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 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 capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. 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

Keywords: General Dynamics Information Technology, Anchorage , System Administrator Level III, IT / Software / Systems , Eagle River, Alaska