System Administrator

The System Administrator is responsible for the day-to-day operation of NACA’s computer networks. He/she organize, supervise, and oversee installation and support of NACA’s computer systems, including local area networks (LANs); wide area networks (WANs), network segments, intranets, and other data communication systems.

 

Other responsibilities include: the technical planning, implementation, maintenance, and recovery procedures for mission critical enterprise systems. System Administrators serve as the primary technical expert in the area of administration of complex network operating systems. System Administrators are responsible for the installation, configuration, administration, monitoring, and security of NACA’s servers and related components thereby achieving a high degree of performance and reliability of essential business applications.

The System Administrator possesses a working understanding of Linux, Microsoft Server, and VMware Virtualization technologies. They are responsible for daily administrative duties involved in supporting, maintaining, monitoring, and configuring servers composed of physical and virtual infrastructure components, including VMware ESXi Host, vCenter, Linux, and Windows virtual machines.

POSITION REQUIREMENTS

MAIN RESPONSIBILITIES

  • Ensures the availability of client/server applications, configuring all new implementations, and developing processes and procedures for ongoing management of the server and virtual environment.
  • Manages, maintains, and supports, the VMware vSphere infrastructure hosting the server environment.
  • Plans and implements server upgrades, maintenance fixes, and vendor-supplied patches.
  • Performs file system configuration and management; defines and performs server backups and recovery procedures.
  • Monitors and tests system security logging and provides performance statistics and reports.
  • Recommends and executes modifications to the server environment in order to improve efficiency, reliability, and performance.
  • Identifies, troubleshoots, and resolves hardware and software problems on servers and workstations.
  • Escalates business impacting incidents as necessary.
  • Coordinates and collaborates with various departments using business management applications and database administration functions to ensure availability, reliability, scalability, and security of corporate data.
  • Creates, maintains, and manages Microsoft Active Directory user accounts.
  • Installs, modifies, and maintains system and application software on server computer systems.
  • Establishes guidelines and methods for the installation and management of network operating systems, disk arrays, Cisco switches, Cisco routers, tape libraries and other components.
  • Ensures high availability and acceptable levels of performance of mission critical network resources.
  • Participates in the installation, upgrade, diagnostics and repair of structured cabling.
  • Develops procedures, programs, and documentation for backup and restoration of server operating systems and server-based applications.
  • Develops and maintains training materials and server documentation.
  • Manages the data center and network host systems including hardware, software, and equipment.
  • Assists in overseeing the security, integrity, and safety of server and network systems.
  • Contributes to data center standards, development, and enforcement.
  • Stays current with technological developments in systems administration applications and recommends ways for NACA to take advantage of new technologies.
  • Perform on-call responsibilities for support of critical infrastructure as required.
  • Positions in this classification may perform all or some of the responsibilities above, and other related duties as assigned.