System Administrator

About the Role

Beyond New Horizons (BNH) has an opportunity for a System Administrator supporting TOS II at Arnold Air Force Base, TN, as a member of an integrated team responsible for operating and maintaining United States Air Force Test Operations and Sustainment efforts. The selected candidate may be required to work outside normal business hours.

Key Responsibilities

• Deploy, configure, and manage Windows and Linux environments using enterprise imaging tools (SCCM, MDT, WDS) and scripting.
• Administer core server and network services including Active Directory, Group Policy, DNS, and DHCP.
• Develop and deploy automation scripts using PowerShell.
• Implement and audit cybersecurity controls including system hardening, access management via Active Directory, and vulnerability remediation.
• Provide Tier 1/2 troubleshooting for hardware, software, and network issues across diverse operating systems and virtualized environments.
• Manage and support virtualization platforms (VMware, Hyper-V, Citrix).
• Execute end-to-end system maintenance, including performance monitoring, enterprise patch management (SCCM, WSUS), and proactive vulnerability assessments.
• Implement and test backup and disaster recovery strategies.
• Develop testing schedules and maintain documentation for system configurations, procedures, and best practices.
• Partner with Information System Security Managers (ISSM) to ensure policy compliance.
• Wear company issued PPE (Personal Protective Equipment) as directed.
• Other duties as assigned.

Requirements & Tech Stack

• Windows and Linux environments
• Enterprise imaging tools: SCCM, MDT, WDS
• Scripting: PowerShell
• Core Services: Active Directory, Group Policy, DNS, DHCP
• Cybersecurity controls: system hardening, access management, vulnerability remediation
• Troubleshooting: Tier 1/2
• Virtualization platforms: VMware, Hyper-V, Citrix
• Patch Management: SCCM, WSUS
• Backup and Disaster Recovery strategies

Qualifications

• Bachelor’s degree in information technology, computer science, computer engineering, or a related technical field; OR a high school diploma or equivalent and a minimum of four (4) years of experience in IT administration or technical support.
• Must possess, or be willing to obtain, an active DoD 8140 / DoD 8570 baseline certification (e.g., CompTIA Security+) within six (6) months of hire.
• Must be able to obtain and maintain an active security clearance.
• Must maintain authorized user access to the AEDC local area network.
• U.S. Citizenship is required.

Preferred Qualifications

• Experience with Windows and Linux imaging and deployment using WDS, MDT, SCCM.
• Expertise in configuring and troubleshooting Linux and Windows Server OS.
• Experience with enterprise storage solutions such as NetApp ONTAP.
• Proficiency in managing DNS, DHCP, and network services.
• Skilled in scripting languages: PowerShell, Bash, Python.
• Strong understanding of virtualization (VMware vSphere, Citrix XenDesktop/XenApp).
• Knowledge of network protocols (TCP/IP, UDP, SSH) and network security best practices.
• Excellent analytical, troubleshooting, and problem-solving skills.
• Effective communication and technical documentation skills.
• Microsoft Certification for Windows Server and Windows Domain management (e.g., MCSA, MCSE).
• Red Hat Certified System Administrator (RHCSA) and/or Red Hat Certified Engineer (RHCE).
• VMware Certification (e.g., VCP-DCV, VCAP).
• Citrix Certification (e.g., CCA-V, CCP-V).