Network Administrator (5663)

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.

Essential Duties & Responsibilities

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

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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.

The proposed salary for this position is:

$105,000 — $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).