Lead Security Engineer

About Calian

At Calian, we help organizations overcome obstacles, manage risks, and drive progress. Since 1982, we've grown from a small consulting firm into a trusted global company across defence, space, health, nuclear energy, public safety, and government.

We create innovative solutions that tackle complex challenges and help organizations and communities stay resilient, informed, and connected. If you're driven by purpose and energized by solving real-world challenges, we want you on our team.

Job Type: Full Time

Position Overview

We are seeking a Lead Security Engineer to serve as the technical authority and Incident Commander for high-severity security events across our client base.

This role requires deep expertise in CrowdStrike Falcon and NGSIEM, with the ability to lead complex investigations, coordinate response efforts, and drive detection maturity across a multi-tenant MSSP environment.

While CrowdStrike will...