Senior Firewall Architect for Private Cloud Security

Leidos Inc; United States; On-site; USD 108,000 - 195,000; Full time

Job summary

Leidos is seeking a senior engineering leader to design, integrate, and hands-on implement enterprise firewall and network security solutions for a NATO-secured private cloud environment. You will work across ECS, CPS, IaaS, and SMC with infrastructure, virtualization, cybersecurity, and DevOps teams.

You will travel approx. 25% to The Hague and other NATO sites to install, validate, and support deployments, testing, and customer acceptance, while advancing mission-critical cloud capabilities.

Qualifications

• Bachelor's degree in CS/IT/Engineering with 8–12 years of relevant experience, or Master's with 6–10 years.
• Active NATO Secret clearance (or higher).
• Demonstrated experience designing and implementing enterprise firewall and network security solutions.
• Strong experience with Palo Alto firewalls, including policy management and threat prevention.
• Experience with VMware NSX Distributed Firewall, Cisco security technologies, or equivalent enterprise network security platforms.
• Experience integrating firewall solutions into VMware private cloud, SDN, or hybrid cloud environments.
• Extensive experience with security automation using IaC, Ansible, Terraform, Python, or similar technologies.

Responsibilities

• Lead design, automation, integration, and hands-on implementation of enterprise firewall and network security solutions for private cloud SDDC modernization.
• Design and implement secure firewall architectures supporting ECS, CPS, IaaS, DevOps platforms, and SMC.
• Develop and implement network segmentation strategies using Palo Alto, NSX, Cisco, or equivalent platforms.
• Create security controls, micro-segmentation, identity-based access controls, and defence-in-depth for NATO security requirements.
• Collaborate with cybersecurity, networking, virtualization, and infrastructure teams to integrate security services into platform solutions.
• Develop security automation using IaC, Ansible, Terraform, APIs to standardize firewall config and policy management.

Skills

Firewall design

Network security

IaC automation

DevSecOps

Palo Alto

Education

Bachelor's degree in Computer Science/Engineering/IT

Master's degree (preferred)

Tools

VMware NSX

Palo Alto Networks

Cisco security technologies

Python

Terraform

Job description

Leidos is seeking a senior engineering leader to design, integrate, and hands-on implement enterprise firewall and network security solutions for a NATO-secured private cloud environment. You will work across ECS, CPS, IaaS, and SMC with infrastructure, virtualization, cybersecurity, and DevOps teams.

You will travel approx. 25% to The Hague and other NATO sites to install, validate, and support deployments, testing, and customer acceptance, while advancing mission-critical cloud capabilities.