Sr Systems Administrator

Salary Statement

Estimated Starting Salary Range: USD $132,250.00/Yr. - USD $220,400.00/Yr. Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, and alignment with market data.

Description

SRC is searching for a mid-level Windows System Administrator with experience in installation and configuration of Virtual Desktop Infrastructure (e.g. Citrix) to support United States Space Command (USSPACECOM) systems. These systems will consist of an on-premises Nutanix Hyper-Converged Private Cloud utilizing VMware ESXi Hypervisor and associated products, with future migration to Nutanix's native Hypervisor. The Private Cloud hosts classified USSPACECOM Mission Systems and Web Services including several Program of Record (PoR) Systems and Information Technology (IT) infrastructure including Windows and Red Hat Enterprise Linux (RHEL) servers. Work will be conducted at the government's facilities in Colorado Springs, CO. Duties & Responsibilities include:

• Operating, managing, and maintaining On-Prem VMware Horizon Virtual Desktop Infrastructure (VDI) for the customer to include troubleshooting, break fix activities, the patching and remediation of servers, and system audit log reviews as necessary
• Performing actions as a windows system administrator on servers and client images
• Maintaining smooth operation of multi-user computer systems, including coordination withnetwork, software, and system engineers, PC desktop technicians, project managers, endusers, and customer and IT management
• Working across disciplines to isolate issues between software, firmware, and hardware, between software and operating systems, between networks and applications, and between one-time events and recurrent systemic problems
• Designing and documenting installation and configuration solutions
• Creating templates and machine images based on user requirements

 #LI-LH1

Requirements

• 10 years experience managing a Department of Defense (DoD) Windows Server environment
• Demonstrated experience deploying and troubleshooting Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) in Windows environments
• Demonstrated experience managing a enterprise-level virtualization environment (e.g. VMware ESXi, Dell VxRail or Nutanix HCI)
• Demonstrated experience implementing and/or managing a mainstream on-premises (e.g. VMware Horizon, Citrix) Virtual Desktop Environment in a Department of Defense environment
• Active DoD 8570 Level II Certification (e.g. Security+ CE, CCNA Security, etc.)

Desired Skills

• Bachelor's degree in a related discipline preferred; will consider additional years of related experience in lieu of a degree
• Demonstrated experience leveraging vendor white papers, case studies, and best practices in designing and implementing technology solutions
• Demonstrated experience managing Microsoft Group Policy Objects (GPOs) in an enterprise environment
• Demonstrated experience requesting and installing Public Key Infrastructure (PKI) certificates
• Experience fielding Microsoft 365
• Experience installing, configuring, and hardening Microsoft Window 10 and/or 11
• Experience managing DoD Host Based Security System (HBSS)
• Experience configuring and troubleshooting Axway Tumbleweed and Online Certificate Status Protocol (OCSP) solutions
• Experience managing advanced Dynamic Host Configuration Protocol (DHCP) configurations such as on Windows Failover Cluster or Infoblox
• Experience managing IT infrastructure in an operational DoD environment such as a Combatant Command (COCOM), Joint Operations Center, Service Branch enterprise network, or similar
• Experience designing, specifying, or implementing VDI environments
• Experience managing and configuring mainstream (NetScaler or F5) load balancer solutions
• Experience implementing Global Server Load Balancing (GSLB)
• Experience managing Raytheon / Forcepoint/ Everfox Trusted Thin Client
• Experience standing up new Nutanix clusters and managing Nutanix Hypervisor
• Experience managing Microsoft SQL Server, especially Always On availability groups
• Excellence in process and configuration automation through Microsoft PowerShell
• Advanced understanding of networking concepts such as routing and switching, and experience with troubleshooting from a network perspective with packet analyzers such as tcpdump, WireShark, and Fiddler
• Advanced understanding of and experience troubleshooting within the Open Systems Interconnection (OSI) model
• Experience managing DNS concepts such as zone delegation and service records
• Experience managing Service Principal