Linux Admin Jobs in Tennessee (NOW HIRING)

Overview

Job Title: Senior System Administrator

Location: Arnold AFB, TN

Job Family Code: P – IT/Cyber Security / Network Systems

Function/Branch: Engineering/Infrastructure

Directorate: Engineering & Tech Support

Position Type: Regular, Full-Time

Pay Type: Exempt

Grade: L09 (PA0915) – L10 (PA1012)

Salary Range: Grade 09: $107,000 - $143,000; Grade 10: $124,000 - $166,000 /year

Overview

Beyond New Horizons, LLC (BNH) has an exciting opportunity for a Senior System Administrator, supporting TOS II, at Arnold Air Force Base, TN. As a Senior System Administrator, you will be working as a member of an integrated team responsible for design, support and maintenance of IT Systems and Peripherals for the United States Air Force Test Operations and Sustainment efforts.

Open to internal and external candidates. The selected candidate for this requisition may be required to occasionally work outside normal business hours.

**If you are seeing this posting on a job board, BNH highly recommends you apply directly on the Careers Center page of our business website (https://careers-bnh.icims.com/jobs). Job board applications are not always compatible with company applicant tracking systems. **

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. Many of the complex's test units have capabilities unmatched elsewhere in the United States; some are unique in the world. AEDC is one of three installations which are part of the Air Force Test Center (AFTC), one of six subordinate commands of the Air Force Materiel Command organization, and an important national resource.

AEDC’s mission is to conduct developmental test and evaluation for the Nation through modeling, simulation, and ground and flight test. Execution of the mission requires a large team of highly qualified and dedicated professionals from multiple technical disciplines to effectively accomplish the objectives of our test customers.

Job Duties:

• Deploy, configure, and manage Windows workstation and server environments, including Active Directory, DNS, and DHCP.
• Manage the end-to-end lifecycle of the VMware 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 Windows 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.
• Other duties as assigned by supervisor.

Basic Qualifications:

• 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 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 benefits packages
• 401K with employer matching
• Paid time off (PTO) along with a federally recognized holiday schedule

Who We Are

Beyond New Horizons (BNH) is a fully populated joint venture of Astrion and Fluor Federal Services, Inc. formed to provide unmatched Test Operations and Sustainment services for the Arnold Engineering Development Complex.

We chose our name to serve as an enduring reminder of our commitment to AEDC’s rich aerospace research and development legacy anchored in AEDC’s Toward New Horizons founding study and the unprecedented opportunities to greatly expand AEDC’s capabilities and capacity Beyond those existing today. Leveraging the capabilities of our parent companies, BNH specializes in testing and evaluation for military and space systems combined with proven capability in large-scale Government program management, integration, engineering, and construction services for specialized and technically advanced high-hazard facilities.

Join our Team!

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 (i.e. H1b, F1 OPT, F-1 STEM OPT, F-1 CPT, J-1, E-2, E-3, L-1, or other forms of work authorization that require immigration support from an employer).

The minimum and maximum full-time annual salaries for this role are listed below, by location. Please note that this salary information is solely for candidates hired to perform work within one of these locations and refers to the amount BNH is willing to pay at the time of this posting. Salaries for part-time jobs will be adjusted based upon the number of hours agreed to work.

Grade 09: $107,000 - $143,000; Grade 10: $124,000 - $166,000 /year at Arnold AFB, TN.

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.