We are looking for a Zscaler Engineer to join the Cyber team on a contract basis to provide technical leadership for the migration of web proxy services from a legacy Trend solution to Zscaler Internet Access (ZIA), ensuring effective coordination of engineering teams, data-driven technical planning, and successful migration execution within a structured delivery environment.
Location
Preston - ad hoc travel to site - mainly remote
Duration
6 months
Compensation
Day rate £(Apply online only) a day - Inside IR35
Key Skills & Experience Required
- Deep technical expertise in:
- Zscaler ZIA and ZPA (CASB desirable)
- Identity integration (Entra ID, SSO, SCIM, Conditional Access)
- Azure IaaS and networking (VPN Gateway, routing, connectivity design)
- Strong working knowledge of:
- Enterprise networking (routing, switching, firewalls)
- Security operations, logging, and SIEM integration
- Proven experience leading engineering teams across infrastructure / network / security transformations
- Strong data handling capability, including advanced Excel for engineering control and analysis
- Ability to operate effectively within ambiguous, evolving technical environments
The Zscaler Engineer role will require (and must demonstrate) the following:
- Technical Leadership
- Provide hands‑on technical leadership across Infrastructure and Network Engineering teams, guiding in resolving technical issues and design challenges
- Provide subject‑matter expertise across Zscaler (ZIA, ZPA, and CASB) and Azure
- Review the relevant Zscaler Designs and act as the escalation point for technical migration challenges
- Migration Delivery
- Work with the PM to plan and then oversee execution of the proxy migration workstream across both the on‑premises and Azure estates
- Technical management of the migration waves, cutover activities, and rollback planning
- Ensure minimal service disruption and alignment with security standards
- Coordinate interdependencies with infrastructure, application, and network teams
- Data Management & Planning
- Own and govern the core engineering dataset (Excel‑based) supporting migration
- Develop and maintain technical artefacts and engineering controls to support engineering decision‑making
- Governance & Reporting
- Provide technical assurance and reporting into the project manager
- Identify and manage technical risks, issues, and constraints
- Ensure consistency and quality across project engineering outputs
- Deliverables
- Technical server migration control dataset
- Maintained and validated migration dataset
- Technical progress reporting (status, risks, issues, dependencies)
- Successful migration of in‑scope services to ZIA
- Post‑migration validation and issue resolution
