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Senior Systems Administrator

Location: Maryland - Bethesda
Position City: Bethesda
Position State:
Position Zip Code: 20816
Country: United States


The Senior Systems Administrator will perform system administration of specialized applications and systems to include installation, configuration, maintenance, patching, and backup/restore:

• Perform system administration of specialized applications and systems to include installation, configuration, maintenance, patching, and backup/restore
• Assist with creating, editing, and managing changes to network or system access control lists
• Use and recommend automated tools to implement policies and procedures

Required Skills and Experience

• Department of Defense (DoD) 8570 Compliant, IAT Level II minimum 
• Demonstrated experience with a variety of server and enterprise application architectures within an environment to include experience with Windows Server 2016/2019, Active Directory, IIS, DNS, DHCP, Exchange, DFS, and experience implementing file, email, and active directory services across multiple geographically dispersed data centers
• Provide first contact and incident resolution to customers with hardware, software, and application problems for both customer telephone support and electronically submitted requests
• Assist with troubleshooting systems hardware and software when issues occur

Desired Skills and Experience

• Experience with DODIIS OS, e.g., Windows 10, Server 2016, CentOS or Red Hat Linux, VMware ESX
• Active Directory (AD) experience to include Active Directory Federation Services (ADFS), Group Policy, AD best practices, establishing an AD roadmap, and strong knowledge of AD zone types as well as multi forest design and communications
• Experience standing up domains to include PowerShell, hands-on experience in IAM Identity and Access Management (IAM) / Role-Based Access Control (RBAC), and a working knowledge of system hardening (STIGs, SRGs, regulatory compliance)
• Experience with patch management, e.g., SCCM
• Experience with monitoring and/or vulnerability scanning software, e.g., ACAS, Splunk, SolarWinds
• Experience with Project Management and/or Service Desk software, e.g., Jira, Jira Service Desk, Service Central


Bachelor's degree in Science, Technology, Engineering and Mathematics ( STEM ) discipline preferred and six years of related experience

Clearance Requirements

Must possess an active Top Secret / Sensitive Compartmented Information ( TS / SCI ) clearance and ability to complete a counterintelligence ( CI ) polygraph.

EOE M/F/Disability/Vet

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