Sr. System Administrator (Western Range)
About The Position
Designs and implements Windows and Linux server and workstation technologies in response to changing customer needs. Implements enterprise-level services across Windows/Linux/VMWare systems, including but not limited to: Domain Services, SYSLOG, DHCP, AAA Services, WEF, SNMP, NTP, Automated Patching, 1x & 802.1x MAB, Inter-relation of DNS services across disparate authoritative zones, and VMWare ESXi, vCenter, Horizon services - provisioning, system redundancy, performance, etc. Automates system data processing according to overarching data management policies (e.g., archival/removal via triggered and/or scheduled event). Periodically generates scripts (bash/sh/CMD/Python/PowerShell/etc.) in support of specific use cases. Identifies and resolves system faults including but not limited to: Domain controller replication faults, SQL database access faults, indexing faults, etc., WSUS processing faults, NPS VSA-to-Device faults, NPS AAA lookup faults / policy mapping faults / template faults, and d/systemd processing faults. Hardens systems as appropriate, balancing customer Availability/Integrity/Confidentiality needs. Resolves IAVA/STIG findings as appropriate, providing proper documentation and/or justification to A&A personnel. Conducts site surveys to determine feasibility of equipment installations (e.g., telecommunications, electrical, temperature/humidity, cleanliness, space/weight, maintainability, logistical support). Monitors overall system health and advises on the need for potential upgrades or reconfigurations. Provides on-site technical and operational support in the installation and operation of any/all telecommunications equipment. Periodically reviews SIEM alerts as they relate to overall system status. Performs troubleshooting of end user problems and responds to user requests. Mentors’ other IT personnel as needed.
Requirements
- Bachelor's Degree or equivalent experience
- Must meet DoD 8570 IAT II requirements.
- Proven shell-scripting experience
- Expert understanding of Windows and/or Linux server technologies
- Competency with virtualization technologies
- Expert understanding of networking protocols
- Active DoD Secret Clearance
Responsibilities
- Designs and implements Windows and Linux server and workstation technologies in response to changing customer needs.
- Implements enterprise-level services across Windows/Linux/VMWare systems.
- Automates system data processing according to overarching data management policies.
- Periodically generates scripts (bash/sh/CMD/Python/PowerShell/etc.) in support of specific use cases.
- Identifies and resolves system faults.
- Hardens systems as appropriate, balancing customer Availability/Integrity/Confidentiality needs.
- Resolves IAVA/STIG findings as appropriate, providing proper documentation and/or justification to A&A personnel.
- Conducts site surveys to determine feasibility of equipment installations.
- Monitors overall system health and advises on the need for potential upgrades or reconfigurations.
- Provides on-site technical and operational support in the installation and operation of any/all telecommunications equipment.
- Periodically reviews SIEM alerts as they relate to overall system status.
- Performs troubleshooting of end user problems and responds to user requests.
- Mentors’ other IT personnel as needed.
Benefits
- An extensive selection of benefits and offerings
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What This Job Offers
Job Type
Full-time
Career Level
Senior
