Operating System Developer Jobs in Tennessee (NOW HIRING)

Job Summary:
Beyond New Horizons, LLC (BNH) has an exciting opportunity for a Lead System Administrator, supporting TOS II, at Arnold Air Force Base, TN. In this role, you will lead and mentor IT System Administrator staff while managing IT systems and peripherals for the United States Air Force Test Operations and Sustainment efforts.
Responsibilities:
• Lead and mentor IT System Administrator staff, managing expectations, and goals.
• Interface with test customers (Air Force, civilians and consultants), and other BNH personnel to ensure objectives are being met.
• Attend morning standup meetings as scheduled by the test team.
• Deploy, configure, and manage Windows workstation and server environments, including Active Directory, DNS, and DHCP.
• Manage the end-to-end lifecycle of the server environment, including design, deployment, maintenance, and storage configuration.
• Automate system configurations, patching, and administrative tasks using PowerShell.
• Enforce cybersecurity controls, harden systems to DoD standards, manage GPOs, and audit security baselines in partnership with the ISSM.
• Monitor system performance, execute patch management with tools like SCCM and WSUS, and perform vulnerability remediation.
• Develop, maintain, and deploy standardized operating system images for enterprise-wide provisioning using WDS, MDT, and SCCM.
• Provide advanced Tier 2/3 technical support and complex troubleshooting for end-users across diverse hardware and software platforms.
• Implement and test robust backup strategies and disaster recovery plans to ensure data integrity and system resilience.
• Collaborate with cross-functional teams to design, implement, and document scalable system improvements and virtualization projects.
• Develop testing schedules, manage project timelines, and stay current with emerging technologies and industry best practices.
• It is a condition of employment to wear PPE (Personal Protective Equipment) in accordance with supervisory direction and company policy.
• Perform other duties as required.
Qualifications:
Required:
• Bachelor’s degree in IT-related field
• Grade 09: 8 plus years of progressively relevant IT experience. In lieu of degree 12 years of progressively relevant IT experience.
• Grade 10: 11 plus years of progressively relevant IT experience. In lieu of degree 15 years of progressively relevant IT experience.
• Must currently possess or commit to obtaining any requisite certifications required for assuming administrative role in accordance with DoD 8140 within 6 months of hiring date.
• Must be able to obtain and maintain a security clearance and access to the AEDC local area network.
• Current US Citizenship required.
Preferred:
• Extensive experience with Windows imaging and deployment using WDS, MDT, SCCM, including creation and maintenance of custom images.
• Deep expertise in configuring and troubleshooting Linux (including Red Hat Enterprise Linux), Windows Server OS, and enterprise storage solutions such as NetApp ONTAP and Red Hat IdM.
• Proficiency in managing DNS, DHCP, and network services in dynamic enterprise environments.
• Skilled in scripting languages, primarily PowerShell, Bash, and Python, for automation and orchestration.
• 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 in complex multi-platform environments.
• Effective communicator with proven teamwork abilities and technical documentation skills.
• Microsoft Certification for Windows Server and Windows Domain management (e.g., MCSA, MCSE).
• VMware Certification (e.g., VCP-DCV, VCAP).
Company:
Beyond New Horizons (BNH) is a fully populated joint venture led by Engineering Research and Consulting (ERC) now doing business as Astrion Group (Astrion), in partnership with Fluor Corporation. Founded in 2024, the company is headquartered in , , with a team of 1001-5000 employees. The company is currently Late Stage.