Lead System Administrator

Beyond New Horizons; Tullahoma (TN); On-site; USD 108,000 - 167,000; Full time

Benefits offered by this job

Competitive salaries

Continuing education assistance

401K with employer matching

Paid time off (PTO)

Job summary

Beyond New Horizons, LLC in Tullahoma, Tennessee is looking for an IT System Administrator. You will lead IT System Administrator staff, manage Windows environments, and enforce cybersecurity controls at the Arnold Engineering Development Complex. Applicants must have significant IT experience, including a Bachelor’s degree in an IT-related field.

The position offers competitive salaries, healthcare benefits, and a 401K plan with employer matching. A commitment to obtaining DoD certifications and maintaining a security clearance is necessary.

Qualifications

• 8+ years of progressively relevant IT experience or 12+ years in lieu of degree for Grade 09.
• 11+ years of progressively relevant IT experience or 15+ years in lieu of degree for Grade 10.
• Must obtain any requisite DoD 8140 certifications within 6 months.

Responsibilities

• Lead and mentor IT System Administrator staff.
• Deploy, configure, and manage Windows environments.
• Automate system configurations and tasks using PowerShell.

Skills

Windows imaging and deployment

Linux configuration

Scripting languages (PowerShell, Bash, Python)

Virtualization (VMware, Citrix)

Network services management (DNS, DHCP)

Data integrity and recovery strategies

Education

Bachelor's degree in IT-related field

Tools

SCCM

MDT

WDS

Windows Server

Red Hat Enterprise Linux

NetApp ONTAP

Job description

Job Summary

Beyond New Horizons, LLC (BNH) is the team selected by the U.S. Air Force to conduct Test and Operations Sustainment at the Arnold Engineering Development Complex (AEDC) at Arnold Air Force Base in Tennessee.

AEDC operates more than 55 aerodynamic and propulsion wind tunnels, rocket and turbine engine test cells, space environmental chambers, arc heaters, ballistic ranges and other specialized units located in six states. AEDC is a key installation in the Air Force Test Center, supporting developmental test and evaluation for the nation.

Salary range: Grade 09: $108,000 - $131,000; Grade 10: $125,000 - $167,000 per year.

Job Duties

• 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 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.
• Open to internal candidates only; selected candidate may be required to occasionally work outside normal business hours.

Basic Qualifications

• Bachelor's degree in IT-related field.
• Grade 09: 8+ years of progressively relevant IT experience (12+ years in lieu of degree).
• Grade 10: 11+ years of progressively relevant IT experience (15+ years in lieu of degree).
• Must currently possess or commit to obtaining any requisite DoD 8140 certifications 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 U.S. citizenship required.

Preferred Qualifications

• 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).

What We Offer

• Competitive salaries.
• Continuing education assistance.
• Multiple healthcare benefit packages.
• 401K with employer matching.
• Paid time off (PTO) along with a federally recognized holiday schedule.

Additional Requirements

U.S. citizenship is required. At this time BNH will not sponsor any applicants for employment authorization or offer any immigration‑related support for this position.

Equal Employment Opportunity

BNH is an Equal Employment Opportunity Employer. We provide equal employment opportunities to all employees and applicants for employment and prohibit discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, veteran status, and any other grounds for discrimination prohibited by applicable law. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.