Senior Network Security Engineer - Data Center & Hybrid Cloud

GTN Technical Staffing; Dallas (TX); Hybrid; USD 120,000 - 150,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

GTN Technical Staffing client seeks a Senior Network Security Engineer to design, implement, and optimize security across on-prem and cloud infrastructure, including HPC environments. The role emphasizes hands-on engineering, automation, and leadership in distributed, high-availability setups.

The ideal candidate will drive architecture, incident response, and security operations, partnering with Network Engineering, Platform, Infrastructure, and DevOps to elevate security across complex data

Qualifications

• 8+ years of experience in network engineering and network security.
• Experience designing and securing complex enterprise or data center networks.
• Strong knowledge of TCP/IP, routing, switching, load balancing, and OSI fundamentals.
• Hands-on with firewalls, VPNs, proxies, IPsec, MACsec, TLS/HTTPS, DNS, NTP, and AAA.
• Experience with Palo Alto, Fortinet, Check Point, F5, or similar tech.
• Experience implementing segmentation and Zero Trust architectures.
• Strong scripting and automation with Python, Terraform, Ansible.

Responsibilities

• Design and implement scalable network security architectures across on-prem and cloud.
• Develop segmentation strategies, Zero Trust controls, and secure designs for HPC and distributed infra.
• Configure and optimize firewalls, VPNs, proxies, load balancers, and security tech.
• Lead incident response and provide architecture guidance; mentor engineers.

Skills

Network security

Automation

Python

Terraform

Ansible

Firewalls

Zero Trust

VPNs

Palo Alto

Tools

AlgoSec

Tufin

Jenkins

Git

Palo Alto

Fortinet

Check Point

F5

Job description

GTN Technical Staffing client seeks a Senior Network Security Engineer to design, implement, and optimize security across on-prem and cloud infrastructure, including HPC environments. The role emphasizes hands-on engineering, automation, and leadership in distributed, high-availability setups.

The ideal candidate will drive architecture, incident response, and security operations, partnering with Network Engineering, Platform, Infrastructure, and DevOps to elevate security across complex data