System Administrator

Employment Type: Full-time

Position Overview

AT&T Global Public Sector is seeking a System Administrator to support the implementation, troubleshooting, and maintenance of Information Technology (IT) systems for Enterprise IT (EIT) mission obligations. This role is critical in providing IT support and solutions for National Cryptologic University classified training enclaves and unclassified learning centers.

Key Responsibilities

• Directory Services (DS): Support the architecture, governance, development, implementation, maintenance, and oversight of EIT’s Active Directories and Directory Management for all Enterprise Services on all domains.
• Desktop and Enclave Services (DES): Support the governance, development, implementation, maintenance, and oversight of EIT’s desktop, mobile platforms, Virtual Desktop Infrastructures (VDI), and Trusted Thin Clients (TTC).
• IT System Support: Provide support for the implementation, troubleshooting, and maintenance of IT systems, including day-to-day operations, monitoring, and problem resolution for client/server/storage/network devices, and mobile devices.
• Problem Resolution: Provide Tier 1 (Help Desk), Tier 2, and Tier 3 (Escalation) problem identification, diagnosis, and resolution.
• System Management: Configure and manage UNIX, Linux, and Windows operating systems. Install/load operating system software, troubleshoot, maintain system integrity, and configure network components.
• Enhancements: Implement operating system enhancements to improve reliability and performance.
• User Assistance: Assist users in accessing and using IT systems.
• Account Management: Perform account management tasks, including establishing, activating, modifying, disabling, and removing accounts.
• Configuration Management: Provide configuration management, implementation, and sustainment in compliance with applicable system security controls.
• Vulnerability Management: Perform periodic vulnerability scans of systems.
• Patch Management: Implement IAVA security patches and ensure patch status is recorded in appropriate systems of record.
• Performance Optimization: Optimize system operations and resource utilization, and perform system capacity analysis and planning.
• Reporting & Communication: Provide detailed analysis and feedback to agency management and internal customers for escalated tickets. Support the escalation and communication of status to agency management and internal customers.
• Dispatch Support: Provide support for the dispatch system and hardware problems, remaining involved in the resolution process.

Requirements

• This position requires office presence a minimum of 5 days per week.
• The role is located only in the posted location(s); no relocation is offered.
• Must have in-depth experience in troubleshooting IT systems.

Company Information

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing, and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values, and dedicated to our customers’ mission.