Senior Platform Security Engineer Hybrid Cloud & Kubernetes

Sierra Ventures; Miami (FL); Hybrid; USD 140,000 - 200,000; Full time

Benefits offered by this job

Health insurance

401K with company matching

Paid Parental Leave

Flexible time off

Job summary

Gemini is seeking a Senior Platform Security Engineer to secure infrastructure, write production code daily, and own security initiatives from design to operations. You will work across cloud and non‑cloud environments, emphasizing AWS, Kubernetes, and IAM controls.

Join a hands-on role partnering with engineering to enable secure delivery, using Terraform and policy-driven security. The role offers hybrid work in the United States with equal opportunity employment.

Qualifications

• 5+ years of experience in Information Security, SRE, or Systems Engineering.
• Strong software development skills in Python or Go with production services.
• Hands-on experience with AWS, IAM, VPCs, and native security controls.
• Kubernetes/EKS experience and containerization concepts.
• Understanding of IAM principles, RBAC, and least-privilege access models.
• Terraform for infrastructure-as-code.

Responsibilities

• Build and maintain security controls for AWS and Kubernetes environments.
• Support IAM initiatives by designing and maintaining access controls and RBAC.
• Design, deploy, and maintain internal security services used by engineering teams.
• Partner with engineering to enable secure delivery without blocking innovation.
• Collaborate with AppSec, Threat Detection, and GRC to reduce risk.
• Participate in on-call rotation for platform security incidents.

Skills

Python

Go

AWS

Kubernetes

IAM

RBAC

Tools

Terraform

Job description

Gemini is seeking a Senior Platform Security Engineer to secure infrastructure, write production code daily, and own security initiatives from design to operations. You will work across cloud and non‑cloud environments, emphasizing AWS, Kubernetes, and IAM controls.

Join a hands-on role partnering with engineering to enable secure delivery, using Terraform and policy-driven security. The role offers hybrid work in the United States with equal opportunity employment.