Senior Security Engineer
Propeller
| Company | Propeller |
| Category | Engineering |
| Location | Sydney |
| Remote | Hybrid |
| Employment | Full-time |
| Level | Senior |
| Salary | Not stated by the employer |
| Posted | 18 May 2026 |
| Last verified | 4 Aug 2026 |
| Source | Employer ATS (workable) |
Description
Propeller is on a mission to take the guesswork out of moving dirt - reducing wasted fuel, time, and money. We do this through the power of maps. Our customers use Propeller’s integrated hardware and software products to capture accurate 3D versions of their worksites. With over 50,000 worksites worldwide using Propeller’s smart survey technology, we empower project teams to map, measure, and manage site activity. Propeller empowers everyone to approach, own, and solve problems creatively. We’re data nerds who care about impact, honesty, and each other. We take pride in being a great place to work and are proud to be recognised as FastCompany a and BuiltIn Best Place to Work. You can learn more about us on Glassdoor . Your Mission We’re looking for a hands-on Senior Security Engineer to strengthen security across our cloud infrastructure and application stack. You’ll work closely with our Infrastructure Manager and Principal Architect, your focus is to go deep on the day-to-day security craft. Leveraging our modern stack, you’ll help secure complex geospatial data in the cloud for customers in regulated industries. We’re GDPR compliant and hold our SOC 2 Type II; you’ll help us maintain and strengthen that foundation as we scale across the US, EU, and AU and grow our compliance certifications. Day to day responsibilities Hands-on security across our cloud infrastructure (AWS, Kubernetes, containers), application security. Contribute to defining our security roadmap. Performing secure architecture and design reviews, and contributing to secure-by-default tooling and paved roads. Running vulnerability management process, triage, prioritise, and drive remediation with engineering teams. Define how we secure AI at Propeller. Participating in security incident response. Supporting our SOC 2 Type II program and improving our compliance posture as we add more certifications, such as ISO:27001, fedRAMP 20x. Helping coordinate the annual third-party penetration test and turning findings into shipped fixes.