Senior Infrastructure Engineer

Octane is unlocking the power of financial products for merchants and consumers. Our cutting-edge technology and innovative financial products empower businesses with more control and flexibility, enabling them to deliver seamless digital experiences, drive customer loyalty, and build long-term value. Octane supports merchants throughout the sales cycle: connecting dealerships with high-intent buyers, driving transparent, fast, and easy closings with award-winning technology, and providing on-going customer care with superior loan servicing. Founded in 2014, Octane supports over 60 OEM partner brands and over 4,000 dealer partners, and has a team of over 600. Visit www.octane.co . We are seeking a Senior Infrastructure Engineer to automate, stabilize, and secure our cloud infrastructure. In this role, you will modernize and manage core platforms, spanning AWS cloud resources, zero trust network architectures, identity governance via Okta, and endpoint systems, using advanced Infrastructure as Code practices. You will drive continuous integration and deployment automation, eliminate manual operational toil through custom tooling, and enforce production grade observability and incident response standards across the enterprise. This role requires extensive experience in cloud platform, site reliability, or infrastructure engineering backed by strong expertise in AWS, Kubernetes, identity platforms, and automated deployment pipelines. The ideal candidate blends deep technical mastery with strong project management, consensus building, and communication skills to navigate complex priorities independently. Responsibilities Design, build, and maintain infrastructure-as-code (Terraform and AWS CDK) for AWS cloud resources — VPCs, compute (EC2/ECS), load balancers, RDS/Aurora, IAM policies, and security groups. Develop and maintain Terraform modules and automation pipelines for corporate IT infrastructure platforms including Okta, ZScaler, MDM, and EDR. Build CI/CD pipelines for infrastructure deployments — every change goes through version control, code review, and automated validation before reaching production. Write automation tooling in Python and/or Go to eliminate manual operational toil across both cloud and corporate infrastructure. Design, architect, and support resilient infrastructure hosting Octane’s applications while balancing simplicity with scalability. Implement and maintain configuration-as-code practices for identity governance, access policies, network configurations, and endpoint management policies. Engineer and codify identity and access management (Okta) and IGA platforms, including — lifecycle automation, governance workflows, SSO/SAML integrations, and Terraform-managed configurations with respect to AWS IAM. Own zero-trust network architecture (ZScaler/SASE) — policy-as-code, service edge infrastructure, and integration with cloud networking. Build and maintain monitoring, alerting, and observability for infrastructure systems. Participate in incident response and on-call for infrastructure-related outages; conduct blameless postmortems and drive follow-through on corrective actions. Requirements 7+ years of experience in infrastructure engineering, site reliability engineering, or cloud platform engineering. Bachelor’s Degree in Management Information Sciences, telecommunications, or computer science or related field, or equivalent combination of education and experience. AWS certifications (Solutions Architect, DevOps Engineer, or Security Specialty) preferred. Industry certifications such as CISM, Microsoft IAAA, CIAM, CISSP, and Okta Certified Administrator are a plus, but not required. Strong proficiency in Terraform and/or AWS CDK for module development, state management, and automated deployment workflows. Deep hands-on experience with core AWS services (VPC, IAM, EC2/ECS, RDS, S3, CloudWatch) and managing Kubernetes clusters (EKS). Experience automating identity lifecycles, SSO/SAML, and identity as…