An Arma Opportunity ARMA, a GDIT company, supports some of the most complex programs within Special Operations Forces (SOF). Clearance Level Top Secret/SCI Category IT Infrastructure and Operations Location Arnold AFB, Tennessee ( Onsite Workplace ) Key Skills For Success IT Troubleshooting Security Compliance Team Management REQ#:

RQ227390

Public Trust:

None Requisition Type:

Regular Your Impact Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure. Job Description Transform technology into opportunity as a Site Lead and Systems Administrator Senior with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiators. As a Site Lead and Systems Administrator Senior, you will help ensure today is safe and tomorrow is smarter. Our work depends on a dedicated professional joining our team to maintain and support Windows servers, ensuring their security, availability, and performance, while also leading local IT operations and a small team at a designated site. This role involves regular patching, troubleshooting, collaborating with other IT teams to implement infrastructure solutions, and serving as the primary IT point of contact for the site, all while aligning with command requirements.

HOW A SITE LEAD AND SYSTEMS ADMINISTRATOR SENIOR WILL MAKE AN IMPACT

Site Leadership & Coordination:

Serve as the primary IT point of contact and site lead, overseeing local IT operations and ensuring seamless service delivery for the designated site. Lead and mentor a small team of IT professionals at the site, assigning tasks, fostering skill development, and promoting a collaborative and high-performing environment. Act as the key liaison between local site management, end-users, and central IT teams, translating business requirements into technical solutions and communicating IT initiatives effectively. Manage local IT assets, inventory, and resources, ensuring optimal utilization and adherence to organizational standards and budget.

Systems Administration & Support:

Troubleshoot and resolve complex issues within Windows Server 2019/2022 Operating Systems, ensuring high availability, performance, and reliability of critical services. Perform regular maintenance tasks, including patching, remediation, and system upgrades, to maintain system integrity, security posture, and operational efficiency. Manage certificate lifecycle management processes for web servers and secure communication channels, ensuring continuous operational security and compliance. Build, deploy, and maintain server applications and proprietary software, providing critical support for site-specific operations and user needs.

Collaboration & Project Management:

Collaborate with cross-functional IT teams to design, implement, and optimize infrastructure solutions that meet site-specific and broader organizational requirements. Lead and manage site-specific IT projects from inception to completion, ensuring timely delivery, adherence to scope, and alignment with strategic objectives. Interface with third-party vendors for troubleshooting, support, and procurement of IT services and equipment, ensuring effective vendor management.

Security & Compliance:

Ensure strict compliance with all security policies, regulations, and best practices at the site level, conducting regular audits and implementing corrective actions as needed. Maintain comprehensive system documentation and prepare detailed process guides for site-specific configurations, procedures, and operational workflows.

Reporting & Continuous Improvement:

Track, prioritize, and escalate site-specific IT problems to appropriate levels, driving efficient resolution and minimizing operational impact. Produce management reports and informational packets on site IT health, project status, operational metrics, and team performance to support continuous process improvements and informed decision-making.

WHAT YOU'LL NEED TO SUCCEED

Applicable DoW 8140 or DoW 8570

Certification Required Experience:

min 3+ years of related experience. Prefer 5 years of experience.

Security Clearance Level:

TS/SCI Required Skills and Abilities:

Experience in systems administration and infrastructure management. Understanding of Certificate Lifecycle Management. Ability to prepare comprehensive documentation for systems administration tasks.

Preferred Skills:

Experience with USCENTCOM and familiarity with its mission. Experience working in cross-functional IT teams and projects. Knowledge of scripting languages (e.g., PowerShell) for automation tasks.

Location:

On site US Citizenship Required

GDIT IS YOUR PLACE

401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays #armajobs #gditpriority #uscentom Work Requirements Years of Experience 3 + years of related experience may vary based on technical training, certification(s), or degree Certification CompTIA Security+ CE | CompTIA - CompTIA Travel Required Less than 10% Citizenship U.S. Citizenship Required Salary and Benefit Information The likely salary range for this position is $110,500 - $149,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Our Identity Verification Process As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes. About Our Work We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc. Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans