Zscaler Administrator - Zero Trust & Cloud Security

KBR Careers; Leatherhead; Remote; GBP 65,000 - 90,000; Full time

Job summary

KBR is seeking a Zscaler Administrator to join our UK team, focusing on securing and optimizing enterprise Zero Trust access. You will manage ZIA/ZPA platforms, configure policies, and collaborate across cybersecurity, cloud, and network teams to deliver reliable, scalable secure connectivity.

In this role, you will support Windows Server/AD services, leverage PowerShell/Python for automation, and contribute to incident response and continuous service improvement in a highly regulated

Qualifications

• Strong hands-on experience with ZIA and ZPA platforms.
• Experience managing Zscaler policies, authentication, app segmentation and secure access controls.
• Troubleshooting skills across access, identity, networking and cloud connectivity.
• Good knowledge of Microsoft Azure networking and infrastructure services.
• Experience supporting Windows Server, Active Directory, DNS, certificates and authentication services.

Responsibilities

• Administer and optimise Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA) platforms
• Manage policies, access controls, application segments, authentication integrations, and traffic forwarding
• Support and troubleshoot Zscaler Client Connector, App Connectors, and cloud-based connectivity services
• Work closely with cybersecurity, cloud, network, infrastructure, and application teams to resolve complex issues
• Support onboarding and segmentation of business applications within the ZPA environment
• Monitor platform performance, availability, security events, and user experience
• Contribute to automation initiatives using technologies such as PowerShell, Python, Terraform, and APIs
• Assist with incident response, vulnerability remediation, risk assessments, and continuous service improvement
• Produce technical documentation, operational reporting, and platform metrics

Skills

Zscaler ZIA

Zscaler ZPA

Azure networking

Networking fundamentals

Windows Server/AD

Education

Microsoft Azure certifications

Zscaler Certified Administrator (ZCA)

Zscaler Certified Engineer (ZCE)

Security+ or CCNA

Tools

PowerShell

Python

Terraform

APIs

Job description

KBR is seeking a Zscaler Administrator to join our UK team, focusing on securing and optimizing enterprise Zero Trust access. You will manage ZIA/ZPA platforms, configure policies, and collaborate across cybersecurity, cloud, and network teams to deliver reliable, scalable secure connectivity.

In this role, you will support Windows Server/AD services, leverage PowerShell/Python for automation, and contribute to incident response and continuous service improvement in a highly regulated