Senior Network Engineer

Searchability NS&D; Dallas (TX); On-site; USD 85,000 - 105,000; Full time

Benefits offered by this job

Competitive Salary + Package

Job summary

A defense innovator near Dallas, TX is seeking a Cisco-focused Network Engineer for full-time employment. The role involves designing and maintaining secure network infrastructure for mission-critical environments while ensuring compliance with security standards. Ideal candidates should have a bachelor's degree in a related field and the ability to maintain a security clearance. A competitive salary package is offered.

Qualifications

• Ability to acquire and maintain a TS/SI/TK clearance.
• Strong knowledge of firewalls, proxies, and load balancers.
• Effective communication and collaboration skills.

Responsibilities

• Design, implement, and maintain network infrastructure including LAN/WAN, routers, switches, and VPNs.
• Troubleshoot complex networking issues ensuring compliance with security standards.
• Develop documentation including network diagrams and configuration records.

Skills

LAN/WAN design and implementation

Cisco technologies (BGP, EIGRP, OSPF)

Network automation and scripting

Problem solving and documentation abilities

Education

Bachelor’s degree in Computer Science, IT, or related field

Tools

Cisco firewalls

Palo Alto firewalls

Job description

Direct message the job poster from Searchability NS&D

Defense & Aerospace - Enhanced Capability Builder

• Ability to acquire and maintain a TS/SI/TK clearance.
• Competitive Salary + Package

We are partnered with a defense innovator delivering mission-critical systems from concept through development, integration, and long-term operations. With offices 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.

Responsibilities

• 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).
• Experience modernizing and optimizing enterprise networks in secure environments.

Qualifications

• Ability to acquire and maintain a TS/SI/TK clearance.
• 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.

Key Skills

• Design and implementation of LAN/WAN, routing, switching, VPN, and firewall technologies.
• Advanced knowledge of Cisco and Palo Alto security platforms.
• Network automation and scripting.
• Excellent problem solving and documentation abilities.

TO BE CONSIDERED...

Apply directly to this posting or email [e-mail] 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.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Other and Engineering

Industries

Defense and Space Manufacturing, Engineering Services, and Staffing and Recruiting