Lead – Professional Services (Cortex XSIAM / SIEM) - £100k + Bonus + Benefits
Location: UK (Remote) - UK Citizens only
Team: Professional Services – MSSP
Role: Senior Technical Lead
Are you an experienced SIEM professional with a passion for engineering, migrations, and technical strategy? We’re a growing MSSP building a best-in-class Professional Services function focused on Palo Alto Networks Cortex XSIAM, and we’re looking for a leader to help define how we deliver and scale world-class security services.
About the Role
As the Lead for Professional Services, you will:
* Shape and build our Professional Services capability — from methodologies to service offerings and governance.
* Act as a technical expert and trusted advisor for Cortex XSIAM.
* Architect, deploy, optimise, and support XSIAM solutions across customer SOCs.
* Lead complex SIEM engineering projects, including SIEM-to-SIEM migrations, rule conversion, and configuration translation.
* Support pre-sales technical engagement to ensure delivery success.
* Define and refine delivery frameworks and best practices.
* Lead enablement initiatives for Professional Services, Customer Success, Presales, and partners.
* Partner with Product and Engineering teams to prepare for new features and launches.
* Provide technical escalation and coaching to delivery teams.
* Mentor and develop newer team members.
* Build internal resources such as tooling, playbooks, and correlation libraries.
Your Experience
We’re looking for someone with strong experience in:
* SIEM engineering, configuration, tuning, and administration
* Complex SIEM migrations
* Cortex XSIAM design, deployment and optimisation (or equivalent platform experience)
* Defining delivery processes, frameworks, and repeatable approaches
* Technical leadership, mentoring, and cross-team collaboration
Typical previous roles include SIEM Engineer, SIEM Migration Specialist, SOC Architect, or Technical SME.
Why This Role Is Different
✔ You’ll influence how our Professional Services function operates and scales.
✔ Cross-functional impact across Sales, Delivery, Product, and Partners.
✔ Autonomy to define methodologies and tools that improve outcomes.
Apply Now
If you’re ready to shape SIEM/XSIAM delivery at scale and build something exceptional, we want to hear from you.