System Administrator

Responsibilities

• Participate in evaluation, selection, implementation and on-going support of software, hardware and tools used by the Enterprise Infrastructure platform.
• Respond to End User requests for technical support and assistance within established procedures; providing Tier II support to the Joint Network Operations Center (JNOC).
• Develop, engineer, and recommend hardware and software solutions.
• Conduct cybersecurity mitigations on design solutions to comply with Risk Management Framework (RMF) cybersecurity requirements.
• Implement, tune and maintain LINUX server, MS Server, MS Domain Controller, MS Exchange, and VMWare vCenter, VIEW VDI, and VMware Horizon View based solutions running on virtualized infrastructure.
• Design, implement, configure, and maintain MS Server instances running on ESXi and VMware vSphere for server consolidation and virtualization.
• Manage Active Directory Certificate Services (ADCS) and deploy Internet Information Services (IIS) on the DC.
• Troubleshoot, isolate, and identify problems with all servers.
• Maintain system resources and log files to maintain operating efficiency.
• Design, implement, and maintain a consistent backup and disaster recovery plan.
• Provide technical direction on network topologies, server configurations, hardware software deployments and other administrative tasks related to production servers.
• Document technical requirements, system changes, facilitate design sessions and architectural reviews.
• Perform vulnerability and risk analyses of computer systems and applications during all phases of the system development life cycle.
• Support updates to and maintenance of the POA&Ms for the JCSE Enterprise.
• Support development of RMF Security Plans and assist in the creation and updating of RMF accreditation packages.
• Perform system and application patching as required to maintain the server’s Authority to Operate (ATO) status through the Certification and Accreditation (C&A) and Risk Management Framework (RMF) processes.
• Troubleshoot and resolve complex problems and respond to escalated requests for technical assistance.

Requirements

• Bachelor’s degree and 4+ years of experience; additional years of directly applicable experience may be accepted in lieu of a degree.
• Current DoD 8140 (formerly 8570) IAT Level II certification (CompTIA Security+, CCNA Security, CySA+, etc.).
• Virtualization, Linux or Microsoft Certification.