Systems Administrator V

Essential Job Functions

• Collaborates with TIERS Operations and Application Teams to ensure infrastructures are effectively deployed to support the TIERS System.
• Coordinates, develops, prepares and retains operational procedures, policies, technical support, troubleshooting, maintenance, and system administration methods.
• Provides Windows Server 2016+ and Linux 8+ system administration for servers in a high-availability environment.
• Provides network and storage administration related to Windows and Linux platforms.
• Provides configuration and upgrade support for a wide variety of applications and services on these servers, including but not limited to LDAP, Windows Active Directory, DNS, Microsoft SQL Server, and Hypervisor experience with Hyper-V and VMware, printer services, and backup services.
• Provides server and application support on a 24X7 on call basis and on a rotating schedule; provides support to applications team in installation, configuration and troubleshooting of various applications in TIERS.
• Maintains system performance and availability to ensure uptime and reliability of critical services; escalates and coordinates resolution of high priority incidents to minimize business impact.
• Plans and coordinates server maintenance activities including security patching and other activities related to the TIERS Security Program; schedules maintenance windows and communicates impacts to stakeholders to ensure minimal disruption to operations; verifies successful completion of maintenance activities and documents outcomes for compliance tracking.
• Administers security controls and hardening within TIERS; implements security control plan of actions, corrective actions, implementation of security controls, and remediations; responds to system and security audits and provides evidence that controls are properly implemented; assists agency in maintaining suite of security tools.
• Analyzes and troubleshoots Windows and Linux system problems and provides consultation on complex projects; performs root cause analysis and documents findings to prevent recurrence of issues; recommends system improvements and optimizations based on performance and reliability trends.
• Opens and responds to incidents, problem calls, changes, and work requests from the TIERS Operations ticketing system; ensures timely updates and accurate documentation within the ticketing system throughout the lifecycle of each request; prioritizes workload based on severity and service level expectations to meet operational targets.

Knowledge, Skills and Abilities

• Knowledge of network facilities and data processing techniques, computer hardware and software, network operations and security software, and performance monitoring and capacity management tools.
• Skill in Hypervisors such as Hyper-V, VMware, Nutanix AHV (Acropolis Hypervisor) and RedHat OpenShift.
• Knowledge of supporting the following systems: Globalscape SFTP, IBM WebSphere, Spectrum, Adobe Experience Manager and Kofax.
• Ability to direct and organize work activities.
• Ability to identify problems/issues, analyze and evaluate alternatives, recommend and implement effective solutions.
• Ability to prepare concise written reports appropriate to the audience.
• Ability to communicate effectively verbally and in writing.
• Ability to develop automation using Ansible or similar tools.
• Ability to provide consultation on complex projects.
• Knowledge of ITIL (Information Technology Infrastructure Library) Foundation Certification preferred.
• Windows and Linux server certifications are preferred.
• AWS (Amazon Web Services) or Azure cloud certifications are preferred.

Initial Screening Criteria

• Experience supporting Windows and Linux server operating systems in large data center environment.