My client, a Financial services organisation, are looking for a Cyber Security Zscaler Engineer on an initial 6 Month Contract.
The role is INSIDE of IR35 and paying £570 Per Day
This is a hands-on engineering role with significant design, troubleshooting, and cross-functional collaboration.
Key Responsibilities
Zscaler Engineering & Architecture
* Lead the end-to-end design, configuration, and deployment of Zscaler Internet Access (ZIA) and Zscaler Private Access (ZPA).
* Define Zscaler architecture standards, security policies, traffic routing strategies, and authentication models.
* Build and optimise Zscaler configurations for performance, resilience, and global scalability.
* Integrate Zscaler with identity providers (Okta, Azure AD), endpoint agents, and legacy network/security components.
Implementation & Delivery
* Drive enterprise-wide rollout plans, ensuring smooth deployment across global locations.
* Support Zero Trust transformation activities; enforce best-practice security posture through Zscaler features and policy frameworks.
* Lead troubleshooting and performance optimisation across distributed user bases and diverse network conditions.
* Collaborate with network engineering teams to manage GRE/IPSec tunnels, PAC files, and traffic forwarding configurations.
Cross-Functional Collaboration
* Work closely with security, networking, cloud, compliance, and engineering teams to ensure solution alignment.
* Provide technical leadership, mentoring, and guidance to engineers supporting the rollout.
* Act as the subject matter expert for all Zscaler-related queries, risks, and design decisions.
Documentation & Governance
* Produce high-quality engineering documentation, runbooks, design diagrams, and standards.
* Support operational readiness activities, including knowledge transfer to BAU/security operations teams.
* Ensure compliance with enterprise security, governance, and regulatory requirements.
Required Experience
* Proven experience leading Zscaler engineering initiatives in large enterprises.
* In-depth expertise with ZIA, ZPA, Zscaler Client Connector, policy tuning, and traffic routing.
* Strong background in networking (DNS, VPN, routing, firewalls, proxies) and cloud security principles.
* Hands-on experience integrating Zscaler with identity and access management platforms.
* Strong analytical and troubleshooting skills in complex, global environments.
* Excellent communication and stakeholder engagement skills.
Preferred Skills
* Experience in financial services or other highly regulated industries.
* Zero Trust architecture experience.
* Knowledge of SD-WAN, SASE, or other cloud security platforms.
* Relevant certifications (Zscaler, network/security vendor, cloud).