Network Administrator (5663)

SMX; Patuxent Highland (MD); Hybrid; USD 105,000 - 140,000; Full time

Benefits offered by this job

Health insurance

Paid leave

Retirement

Job summary

SMX is seeking a Network Administrator to support NAVAIR at Patuxent River, MD. The role focuses on enterprise network infrastructure, boundary services, cybersecurity compliance, and modernization within a large DoD environment.

The position entails approximately 2–3 days onsite per week. You will work with Cisco, F5 BIG-IP, PKI enablement, STIGs, and cross-functional teams across Windows, Unix/Linux, and cloud environments.

Qualifications

• 3+ years in enterprise network support within DoD environments.
• Experience with Cisco devices and IP networking.
• Familiarity with STIGs and DoD cybersecurity practices.
• Strong troubleshooting and clear communication.
• Ability to work independently and in teams.

Responsibilities

• Troubleshoot LAN, WAN, and application connectivity and performance.
• Configure and maintain Cisco switches/routers and other network gear.
• Manage F5 BIG-IP devices and load balancing services.
• Deploy network devices per approved engineering designs.
• Support boundary security infrastructure and PKI enablement.
• Collaborate with Windows, Unix/Linux, cloud, and data-center teams.
• Participate in on-call rotations and maintenance windows.

Skills

Cisco networking

F5 BIG-IP

Network troubleshooting

Documentation skills

Clearance eligibility

Education

DoD 8570/8140 IAT Level II compliant

Tools

Cisco switches/routers

F5 BIG-IP devices

Load balancing

Network monitoring

Job description

SMX is seeking a Network Administrator to join our team supporting NAVAIR at Patuxent River, MD. This is a mid-level role supporting enterprise network infrastructure, boundary services, cybersecurity compliance, and modernization efforts across a large DoD environment.

This position requires approximately 2–3 days onsite each week at Patuxent River, MD.

This position is a great opportunity for a network professional looking to expand their experience with Cisco, F5, enterprise networking, cybersecurity, and cloud modernization while working alongside experienced engineering and operations teams.

• Troubleshoot LAN, WAN, and application-level connectivity and performance issues
• Configure, maintain, and troubleshoot Cisco switches, routers, and other network infrastructure
• Manage and administer F5 BIG-IP devices and load balancing services
• Deploy new network devices in accordance with approved engineering designs
• Support highly available network architectures and traffic management solutions
• Maintain boundary security infrastructure supporting NAVAIR core sites
• Work with NCDOC, NAVAIR Information Assurance, and Program Management teams to investigate network security incidents
• Support DoD Public Key Infrastructure (PKI) enablement efforts
• Support NMCI/legacy network interoperability and cloud migration initiatives
• Review STIG requirements and updates and support remediation of identified vulnerabilities
• Assist with network documentation, SOPs, work instructions, processes, and desk guides
• Collaborate with Windows, Unix/Linux, cybersecurity, cloud, engineering, and other infrastructure teams supporting the Data Center
• Participate in an on-call rotation and scheduled off-hours maintenance windows as required

Required Skills & Experience

• Clearance Required: Top Secret
  • A secret clearance may be considered to start, but candidates must be eligible for upgrade to Top Secret
  • US Citizenship is required for work on DOW contracts
• DoD 8570/8140 IAT Level II compliant certification, such as Security+, CySA+, GSEC, SSCP, or another qualifying certification
• 3+ years of experience supporting network infrastructure, Cisco devices, IP networking, or related enterprise network environments
• Experience configuring, monitoring, maintaining, or troubleshooting network systems and infrastructure
• Familiarity with enterprise networking concepts, protocols, and highly available network environments
• Working knowledge of DoD cybersecurity practices, including Security Technical Implementation Guides (STIGs)
• Strong troubleshooting, communication, and documentation skills
• Ability to work independently while collaborating effectively with technical teams and customers

Desired Skills & Experience

• Hands-on experience configuring and supporting Cisco Catalyst and Nexus switches, including VLANs, trunking, routing, and network troubleshooting
• Experience administering Cisco Firepower firewalls or comparable enterprise firewall/security platforms
• Experience configuring and supporting F5 BIG-IP, including load balancing, virtual servers, pools, health monitors, and traffic management
• Experience supporting network boundary infrastructure, including firewalls, routing, access controls, and secure connectivity between network environments
• Familiarity with common enterprise networking protocols and services, including TCP/IP, DNS, DHCP, BGP, OSPF, SNMP, and 802.1Q
• Experience performing Cisco IOS/NX-OS configuration, maintenance, upgrades, and troubleshooting
• Experience applying DISA STIGs, reviewing vulnerability findings, and remediating network-device security findings
• Experience supporting network infrastructure within a DoD, NAVAIR, or other regulated enterprise environment
• Experience troubleshooting connectivity across physical, virtual, and cloud-hosted environments
• Experience creating and maintaining network diagrams, device configurations, SOPs, and technical documentation

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.

The proposed salary for this position is:: $105,000 USD - $140,000 USD

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).