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 Work Requirements About the Company: General Dynamics Information Technology

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