Network Administrator Mid (5754) (TS/SCI) (Ft. Bragg, NC)
SMX is seeking a Network Engineer, Mid to support the operation, maintenance, security, and modernization of enterprise network infrastructure in alignment with customer requirements and cybersecurity standards. The successful candidate will administer, monitor, troubleshoot, and document network services across a large DoD enterprise environment. This individual will work closely with senior Network Engineers, cybersecurity personnel, system administrators, and customer stakeholders to maintain reliable and secure network operations.
This is a full-time onsite position in Ft. Bragg, NC and subject to shift work.
Responsibilities & Essential Duties
- Administer and maintain enterprise network infrastructure, including routers, switches, firewalls, and network-management tools.
- Monitor network performance, availability, capacity, and security events; identify, troubleshoot, and resolve network incidents and service outages.
- Perform routine configuration changes, patching, upgrades, backups, and equipment replacements in accordance with approved change-management procedures.
- Support implementation and maintenance of infrastructure and cybersecurity controls, including access control, network segmentation, logging, vulnerability remediation, and event correlation.
- Assist with network vulnerability assessments, remediation activities, and compliance efforts.
- Configure and support Cisco Identity Services Engine (ISE), including network-access control, authentication, authorization, and device profiling, as assigned.
- Maintain accurate network diagrams, device inventories, IP address-management records, configuration documentation, standard operating procedures, and troubleshooting guides.
- Support installation, testing, and deployment of network equipment and cabling in enterprise and enclave environments.
- Coordinate with engineering teams to implement approved network designs, upgrades, and modernization efforts.
- Escalate complex technical issues to senior engineers or appropriate support teams and provide timely status updates to customers and leadership.
- Participate in on-call support, maintenance windows, incident response, and after-hours activities as required.
- Communicate technical information clearly to technical and nontechnical stakeholders.
Required Skills and Experience
- Bachelor’s degree and 2+ years of directly related experience; or equivalent combination of education, certifications, training, and relevant experience.
- Experience administering and troubleshooting IP networks, including routing, switching, VLANs, subnetting, DNS, DHCP, and network-access controls.
- Experience troubleshooting and restoring network and system outages in an enterprise environment.
- Experience supporting DoD or similarly regulated enterprise environments, including networking, routing, switching, firewalls, and end-user connectivity.
- Experience using network monitoring and management tools to identify and resolve performance, availability, and configuration issues. • Experience developing and maintaining network diagrams, equipment inventories, configuration records, and technical documentation. • Working knowledge of cybersecurity principles, including vulnerability management, access control, logging, incident reporting, and secure configuration practices.
- Active TS/SCI clearance; willingness to take a polygraph exam.
- High school diploma or GED.
- DoD IAT Level II Certification.
- Cisco Certified Network Associate (CCNA) certification required.
Desired Qualifications
- Experience with Cisco routers, switches, firewalls, and enterprise network technologies.
- Experience supporting Cisco Spine-and-Leaf network architectures.
- Experience with SolarWinds Network Performance Monitor (NPM), IP Address Manager (IPAM), or comparable network-monitoring platforms.
- Familiarity with CSfC Multi-Site Connectivity Capability Package requirements.
- Experience supporting network operations in a DoD enclave environment.
- Cisco Certified Network Professional (CCNP) certification or equivalent advanced network certification preferred.
- Ability to work independently on assigned operational tasks while collaborating effectively with engineers and cross-functional teams.
- Strong verbal and written communication skills, including the ability to document work clearly and coordinate with customers and teammates.
Application Deadline: November 30, 2026
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The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. At SMX, one of our Core Values is to Invest in Our People so we offer a competitive mix of compensation, learning & development opportunities, and benefits. Some key components of our robust benefits include health insurance, paid leave, and retirement.
At SMX®, we are a team of technical and domain experts dedicated to enabling your mission. From priority national security initiatives for the DoD to highly assured and compliant solutions for healthcare, we understand that digital transformation is key to your future success.
We share your vision for the future and strive to accelerate your impact on the world. We bring both cutting edge technology and an expansive view of what’s possible to every engagement. Our delivery model and unique approaches harness our deep technical and domain knowledge, providing forward-looking insights and practical solutions to power secure mission acceleration.
SMX is an Equal Opportunity employer including disabilities and veterans.
Selected applicant may be subject to a background investigation and/or education verification.
SMX does not sponsor a new applicant for employment authorization or immigration related support for this position (i.e. H1B, F-1 OPT, F-1 STEM OPT, F-1 CPT, J-1, TN, E-2, E-3, L-1 and O-1, or any EADs or other forms of work authorization that require immigration support from an employer).
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