About the role
Title: Zscaler Administrator - Application Packaging
About KBR
At KBR, we deliver innovative science, technology, engineering and mission-critical solutions that help governments and organisations achieve their most important objectives. Our people tackle complex challenges every day, making a real difference on a global scale.
We're looking for an experienced
Zscaler Administrator
to join our growing UK team and play a key role in supporting and enhancing our enterprise Zero Trust security platform.
If you're passionate about secure access technologies, cloud networking, cybersecurity, and solving complex technical challenges, this is an exciting opportunity to work within a large-scale, highly regulated environment while enjoying the flexibility of a remote role.
What You'll Be Doing
As our Zscaler Administrator, you'll be responsible for maintaining, optimising, and evolving our Zscaler environment to ensure secure, reliable access to applications, cloud services, and internet resources across the business.
You Will:
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 What We're Looking For We're interested in candidates who have: Strong hands-on experience with
Zscaler Internet Access (ZIA)
and
Zscaler Private Access (ZPA) Experience managing Zscaler policies, authentication, application segmentation, and secure access controls Proven troubleshooting skills across access, identity, networking, and cloud connectivity issues Good knowledge of
Microsoft Azure
networking and infrastructure services Experience supporting
Windows Server
, Active Directory, DNS, certificates, and authentication services
A solid understanding of enterprise networking concepts including routing, firewalls, proxies, VPNs, and network security
Experience working within structured IT service management and change control environments
Strong communication skills and the ability to work effectively with both technical and non-technical stakeholders
Desirable Experience
Experience in any of the following would be advantageous:
Microsoft Entra ID, Conditional Access, MFA, and SSO
Microsoft Sentinel, Defender, Splunk, or SIEM platforms
Zscaler Digital Experience (ZDX)
Cloud security and Zero Trust architectures
PowerShell, Python, Terraform, or automation tooling
Palo Alto, Cisco, F5, or similar enterprise networking technologies
Microsoft Intune and endpoint security solutions
Supporting highly regulated or security-conscious environments
Certifications
Relevant certifications are desirable, including:
Zscaler Certified Administrator (ZCA)
Zscaler Certified Engineer (ZCE)
Microsoft Azure certifications
Security+ or CCNA
Equivalent industry-recognised qualifications
Location & Security Requirements
Remote-based role within the United Kingdom
Occasional travel to our Surrey-area office may be required
UK citizenship is required
Candidates must be eligible to obtain or hold BPSS clearance
Why KBR?
At KBR, our people are at the heart of everything we do. We are committed to creating an inclusive environment where individuals can
Belong, Connect and Grow
. You'll have the opportunity to work alongside talented professionals on meaningful projects while developing your career in a supportive and forward-thinking organisation.