Job Description

Senior Network Engineer

• Senior Network Engineer (Cisco-Centric)
• Ability to acquire and maintain a TS/SI/TK clearance.
• Competitive Salary + Package
• Dallas, TX – full time, on-site

We are partnered with a defense innovator delivering mission-critical systems from concept through development, integration, and long-term operations. With offices in just outside Dallas, TX, they support highly sensitive national security programs with cutting-edge solutions.

Our client is seeking a Cisco-focused Network Engineer to design, implement, and maintain secure network infrastructure across mission-critical environments. You will architect LAN/WAN solutions, troubleshoot complex networking issues, and ensure compliance with security and regulatory standards while collaborating with multi-disciplinary teams.

You would work across various highly sensitive internal programs.

Required Skills:

• Design, implement, and maintain network infrastructure including LAN/WAN, routers, switches, VPN appliances, and VPNs.
• Configure and troubleshoot Cisco technologies (BGP, EIGRP, OSPF, GRE tunnels, IPSec, SSL VPN, QoS, VLAN, MPLS, STP, trunking, etc.).
• Experience with Palo Alto and Cisco firewalls.
• Proficiency in network protocols, services, and tools (Radius, DNS, NTP, SYSLOG, SSH, TCP/IP subnetting).
• Develop documentation including network diagrams (Visio) and configuration records.
• Perform assessments, testing, and validation of network environments to ensure functionality, security, and compliance.
• Coordinate with vendors and carriers for telecom services, POP, circuits, and troubleshooting.
• Familiarity with cloud technologies and network automation (e.g., scripting, Python).
• Ability to acquire and maintain a TS/SI/TK clearance.

Desired:

• Bachelor’s degree in Computer Science, IT, or related field (or equivalent experience).
• Strong knowledge of firewalls, proxies, and load balancers.
• Effective communication and collaboration skills.
• Experience modernizing and optimizing enterprise networks in secure environments.

TO BE CONSIDERED...

Apply directly to this posting or email paolo.melacrinis@searchability.com for more information. I am available 7am – 9pm, Monday–Sunday. By applying, you give express consent for us to process & submit (subject to required skills) your application to our client in conjunction with this vacancy only.

Key Skills:

TS/SCI, Cisco, Palo Alto, LAN/WAN, VPN, BGP, OSPF, EIGRP, IPSec, QoS, VLAN, MPLS, STP, Network Security, Firewalls, Cloud, Python, Automation, Defense

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