Senior Security Engineer

Propeller is looking for a Senior Security Engineer to lead security across its infrastructure, application, and corporate environments. The successful candidate will be responsible for securing complex geospatial data in the cloud and proprietary hardware in the field for customers in highly regulated industries.

Requirements

• Setting and driving the security engineering roadmap across cloud infrastructure and IT, the application stack, and the SDLC.
• Building security into how engineering teams ship, through tooling, paved roads, training, and security reviews.
• Defining how we secure AI in the product and across the company, from the ML pipelines behind our imagery and processing, to how all teams at Propeller adopt AI coding assistants and third-party model APIs safely.
• Owning and addressing infrastructure security issues, implementing vulnerability management, secure architecture review, and threat modelling end-to-end.
• Owning security incident response end-to-end: playbooks, on-call posture, and post-incident learning.
• Running our annual third-party penetration test, translating findings into shipped fixes, and building out an internal penetration testing function.
• Defining the security metrics that matter and reporting on where we're improving and where we're not.
• Owning security compliance and reporting across our certifications, including SOC 2 Type II, and driving future certifications such as ISO 27001, UK Cyber Essentials+ and FedRAMP.
• Representing Propeller in customer security reviews and trust conversations.

Benefits

• Employee share options
• Professional development budget and leave
• The opportunity to take part in our mentorship program
• Mental health resources
• Monthly telephone and/or internet allowance
• Paid primary & secondary parental leave policies
• Hybrid work arrangements and WFH equipment provided