Enterprise Service Technical Support Subject Matter Expert (SME)

AFCENT's mission is to deliver combat-ready air, space, communications, and cyberspace capability for USCENTCOM, helping maintain security and stability throughout Southwest Asia. We support the AFCENT Commander, USCENTCOM, coalition and joint partners, and warfighters who rely on NIPRNet, SIPRNet, partner networks, and other command-and-control systems. The AFCENT NOSC program is focused on running and protecting a 24/7 enterprise network and systems operations, including cybersecurity, engineering, maintenance, and technical support, keeping the AFCENT's theater communications and IT infrastructure ready, secure, and available to effectively execute the AFCENT mission.

Since 1976, SMS has specialized in modernizing legacy IT and sustaining complex enterprise environments for federal agencies. With the goal of building long-term partnerships with our customers, we invest in our employees by providing the training, tools, and support they need to keep critical missions operational, improve performance, and reduce risk. SMS is headquartered in McLean, Virginia, with offices and on-site operations at customer locations throughout the United States. For additional information on SMS, visit www.sms.com .

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Job Responsibilities

• Provide 24/7 Tier 2 enterprise IT help desk support.
• Provide continuous collaboration support and address escalated issues involving complex systems, network hardware, software, services, and voice/video troubleshooting.
• Document processes and logic diagrams for regularly accomplished tasks on the NOSC operations floor as well as processes utilized by support technicians.
• Research and analyze network topology via NOSC automated toolsets and a myriad of networking metrics to ascertain connectivity, topology, and status to recognize sub- standard network performance.
• Develop reports and trend analysis documentation on bandwidth and network security incidents.
• Utilize the Firewall toolset to accurately analyze and report on the overall health of local and deployed firewalls.
• Perform enterprise-level firewall fault isolation and correction to include troubleshooting ACLs affecting other network traffic.
• Perform local installation and local and remote administration of firewalls.
• Develop and maintain training plans for all operations floor positions and train operations personnel on new system installations and operating application upgrades.
• Provide General IT Management and Networking support.
• Provide LAN and WAN Enterprise support.
• Provide general O&M support as required.
• Provide documentation support as required.
• Provide meetings/briefings support as required.
• Provide functional training support as required.
• Provide CONUS TDY support as required.

Required Qualifications

• Associates in related field and 3 or more years' relevant experience; or, 5 or more years' relevant experience
• Unix/Linux and Firewall experience
• LAN and WAN Enterprise support experience.
• Must possess experience and demonstrate an understanding with installation of Microsoft Windows Server in Host and Compute Environments, and Windows Server using server images.
• Experience with implementation of storage solutions, high availability, Domain Name Systems (DNS), Dynamic Host Configuration Protocol (DHCP), network connectivity and remote access solutions, core and distributed network solutions, advance network infrastructure, and maintain and monitor server environments.
• Must possess experience and demonstrate an understanding with managing Microsoft users and permissions, creating active directory domain services (AD DS) forests, designing server infrastructure, troubleshooting, protecting network, and user data.

Certifications Required

• Cisco Certified Network Associate (CCNA)
• VCTA or extensive VMWare experience
• ITIL Foundation Certification - Candidate has up to 60 days to acquire ITIL Foundation certification after start.

Clearance Required

• Department of Defense Secret security clearance or the ability to obtain an Interim Secret clearance.

SMS is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Req # 2026-5420