Senior Security Infrastructure Engineer

$5,000 – $9,500 per month (Gross USD)

We are seeking a hands‑on, high‑impact Senior Security Infrastructure Engineer to help strengthen Sezzle’s security posture across cloud infrastructure, applications, and developer workflows. This role is ideal for someone who thrives in a fast‑paced environment and wants to work on real‑world security problems at scale.

As a Senior Security Infrastructure Engineer, you will have a high degree of ownership and autonomy to identify risks, investigate issues, and drive meaningful security improvements across our systems. You will work across vulnerability management, detection engineering, supply chain security, and incident response – partnering closely with engineering teams to ensure security is practical, effective, and embedded into how we build and operate systems. You should consider yourself a DOer – someone who is comfortable diving into logs, analyzing systems, validating findings, an...