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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Network Engineer - **Company:** Fmr LLC - **Location:** Westlake, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Access Network, Application Programming Interfaces (APIs), Amazon Web Services, Microsoft Azure, Cloud Computing, Cloud Database, Configuration Management Databases, Data Centers, Linux, Python (Programming Language), Network Security, Windows Servers, Routing, Network Segmentation, Windows PowerShell, Akamai, Zero Trust Network Access, Security Information and Event Management, TCP/IP, Traffic Analysis, Scripting, Google Cloud, System Availability, Multi-Cloud, Firewalls (Computer Science), Juniper, Data Center Networking, Kubernetes, Cisco, Servicenow - **Published:** June 24, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=89a6cedcf60b4b70 ## About the Role Do you have experience in Zero trust architecture design?, * 7 - 10 plus years of experience in: * Network engineering * Data center networking * Prior experience in large-scale segmentation or migration projects * Hands-on experience with Segmentation platforms (Illumio, Guardicore (Akamai), Cisco Secure Workload/Tetration) * Strong understanding of: * Networking: Cisco, HP, Arista, Palo Alto, Check Point, Juniper * TCP/IP, routing, switching * Firewalls and ACLs * Network security principles * Experience with: * Application dependency mapping * East-west traffic inspection * Experience with Enterprise Security: * Strong understanding of Zero-Trust Network Access (ZTNA), Secure Access Service Edge (SASE) architectures, and stateful firewalling. * Experience with: * Cloud platforms (AWS, Azure, GCP) * Kubernetes / container networking * Scripting/automation skills: * Python, PowerShell, or APIs * Experience CMDB Tools and Technologies (ServiceNow) * Familiarity with Linux and Windows server environments * Experience working in financial services or highly regulated environments ## Description We are seeking an experienced Network Engineer to support a data center network segmentation initiative focused on implementing micro segmentation and Zero Trust architecture. The role involves designing, deploying, and optimizing segmentation policies using Segmentation platforms. You will be part of the team that leads the strategic shift from traditional flat networks to highly secure, micro-segmented environments across on-premises data centers, global offices, and multi-cloud infrastructure. You will work closely with security, infrastructure, and application teams to improve east-west traffic visibility, reduce attack surface, and enforce least-privilege communication., Design and Architecture * Design and implement network segmentation and micro segmentation strategies across data center environments * Develop Zero Trust network architectures aligned with enterprise security policies * Define segmentation models (application-centric, environment-based, etc.) Implementation * Deploy and configure: * Segmentation Platforms across On-Prem and Cloud Data Centers * Create and enforce security policies for east-west traffic * Integrate segmentation tooling with: * Firewalls * SIEM/SOAR platforms * CMDB / asset inventory systems Traffic Analysis and Policy Creation * Analyze application dependencies and traffic flows * Build and validate allow/deny rules and segmentation policies * Support policy simulation, testing, and enforcement phases Operations and Optimization * Monitor segmentation effectiveness and tune policies * Troubleshoot connectivity issues related to segmentation enforcement * Ensure high availability and scalability of segmentation deployments Collaboration * Partner with: * Application owners * Security teams * Infrastructure/Cloud teams * Drive workshops and onboarding sessions for segmentation adoption ## Related Videos - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Small, Secure, Interconnected: The next Internet Protocol](https://www.wearedevelopers.com/videos/100062-small-secure-interconnected-the-next-internet-protocol) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Top Must-Visit Developer Conferences in the US in 2026](https://www.wearedevelopers.com/magazine/679-top-must-visit-developer-conferences-in-the-us-in-2026) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers)