Type of Requisition:PipelineClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Systems AdministrationJob Qualifications:Skills:Computer Servers, Enterprise IT, Information Technology (IT) Systems, System SecurityCertifications:NoneExperience:9 + years of related experienceUS Citizenship Required:YesJob Description:System Administrator Level IIITransform 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 IMPACTProvide Tiers 1 and 2 problem identification, diagnosis, and resolution of problemsProvide support for implementation, troubleshooting and maintenance of IT systemsPerform account management, e.g. establishing, activating, modifying, disabling, and removing accountsProvide configuration management, implementation, and sustainment of compliance with applicable system security controls.Perform periodic vulnerability scans of systemsProvide 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 customersOptimize system operations and resource utilization, and perform system capacity analysis and planningProvide in-depth experience in trouble-shooting IT systemsProvide detailed analysis and feedback to agency management and internal customers for escalated ticketsProvide support for the dispatch system and hardware problems and remains involved in the resolution processConfigure 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 performanceCommunicate 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 ProcessSupport 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 AuthorizationsEnsure IT Assets remain compliant with Identity & Access Control Management (ICAM) policy.Support the design of systems, mission architecture and associated hardwareAnalyze and resolve complex problems associated with server hardware, applications and software integrationSupport the design of systems, mission architecture and associated hardwareWHAT 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 certificationComputing Environment (CE) Certification. The CE certification requirements can be fulfilled with either Microsoft OS, Cent OS/Red Hat OS CE certificationsSix (6) years of experience with Service Management (ITSM) is requiredITIL 4 platform certification is requiredActive Directory, Identity Management, SCCM, DNS, Group Policy, Active Role Servers, Privileged Account Management (PAM) Services, and MS Exchange are requiredORTrusted Thin Client, and enhanced VDI (e.g., remote GPU and memory scaling) is requiredSecurity Clearance Level: TS/SCI with Full Scope PolygraphLocation: Customer SiteUS Citizenship RequiredGDIT IS YOUR PLACE:401K with company matchComprehensive health and wellness packagesInternal mobility team dedicated to helping you own your careerProfessional growth opportunities including paid education and certificationsCutting-edge technology you can learn fromThe 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:40Travel Required:Less than 10%Telecommuting Options:OnsiteWork Location:USA AK Elmendorf AFBAdditional 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 atgdit.com/tc.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans