On-Site: Senior Zscaler Security & Cloud Network Engineer

Peraton; Orlando (FL); On-site; USD 135,000 - 216,000; Full time

Job summary

Peraton is seeking an experienced Senior Network Engineer specializing in Zscaler cloud security platforms to lead design, deployment, and optimization of Zero Trust and SASE architectures across enterprise networks. The role requires on-site presence at Ashburn, Springfield, or Orlando locations and hands-on ZIA/ZPA experience.

You will collaborate with cross-functional teams to modernize security infrastructure, manage policies, and ensure secure access for users and applications in

Qualifications

• Bachelor's degree and 8+ years in network engineering or related field.
• Minimum of 5 years hands-on network engineering or security engineering, with 2+ years in Zscaler platform administration and architecture.
• Experience configuring ZIA and ZPA including policy management and TLS inspection.
• Strong understanding of ZTNA, SASE, and enterprise cloud security architectures.
• Experience with identity federation and provisioning (SAML 2.0, SCIM, Entra ID, Okta).
• Experience with Zscaler policy configuration, threat prevention, and traffic forwarding methods.
• Strong networking fundamentals: TCP/IP, DNS, HTTP/S, BGP, firewalls.

Responsibilities

• Design, deploy, configure, and maintain Zscaler solutions focusing on ZIA and ZPA.
• Migrate from legacy VPNs and on-prem proxies to Zscaler cloud security architectures.
• Deploy and manage Zscaler Client Connector across endpoints.
• Maintain architecture diagrams, docs, runbooks, onboarding guides, and change records.
• Implement Zero Trust and SASE strategies to protect apps and users.
• Monitor and troubleshoot platform health and security events via Zscaler Admin Portal and ZDX.
• Collaborate with network, security, and cloud teams to resolve incidents.

Skills

Zscaler administration

ZTNA & SASE

ZIA & ZPA

Cloud security

Networking fundamentals

SIEM integration

Policy management

Identity integration

Education

Bachelor's degree in Computer Science / IT / Cybersecurity / Network Engineering or related field

Equivalent combinations of education, training and certifications

Tools

Zscaler Admin Portal

ZDX

Splunk

Microsoft Sentinel

IBM QRadar

NSS

Python scripting

Terraform

Job description

Peraton is seeking an experienced Senior Network Engineer specializing in Zscaler cloud security platforms to lead design, deployment, and optimization of Zero Trust and SASE architectures across enterprise networks. The role requires on-site presence at Ashburn, Springfield, or Orlando locations and hands-on ZIA/ZPA experience.

You will collaborate with cross-functional teams to modernize security infrastructure, manage policies, and ensure secure access for users and applications in