Security Platform Engineer

🕒 June 3

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Lumin Digital

WebsiteLinkedInAll Job Openings

51 - 200 employees

💳 Fintech

🤝 B2B

☁️ SaaS

Fintech • B2B • SaaS

Lumin Digital is a company that specializes in providing next-generation digital banking solutions for credit unions and banks. Their platform offers a wide array of services, including retail and commercial banking solutions, digital account opening, and tools to enhance user engagement and operational efficiency. With a focus on innovation and cutting-edge technology, Lumin Digital leverages artificial intelligence and robust security features to offer seamless, cloud-native services with near-perfect uptime. They are known for delivering business growth and cost savings for financial institutions, adapting to new technologies, and offering an enhanced user experience.

📋 Description

• Build and operate Lumin's security fabric • Build and maintain agentic AI workflows • Build and operate security telemetry, log analytics, and observability infrastructure • Design and implement deployment workflows using GitOps patterns • Write and maintain production-quality Python applications and tooling • Secure and operate Kubernetes workloads in EKS • Design and maintain secure cross-account and multi-region infrastructure patterns • Participate in an on-call rotation for security infrastructure services • Provide engineering support during security incidents • Support internal security audits and compliance frameworks • Collaborate with other Security Engineers, Risk teams, and core Site Reliability Engineering

🎯 Requirements

• Bachelor's degree in Computer Science, Software Engineering, Cybersecurity, or a related field, or equivalent demonstrated engineering experience • 5+ years of hands-on experience in platform engineering, infrastructure engineering, reliability engineering, DevSecOps, or a closely related technical discipline • At least 1 year of production experience with at least 2 agentic coding tools, such as Claude Code, Gemini, Cursor, Codex, AMP, or OpenCode • Demonstrated experience building and shipping production code in Python or a similarly capable language, with infrastructure-as-code tools such as Terraform • Proven track record of operating cloud-native infrastructure in production, with deep familiarity in AWS, Kubernetes, multi-account/multi-region patterns, and CI/CD pipeline integration • Experience with security telemetry platforms (OpenSearch or similar), GitOps deployment patterns (ArgoCD, Argo Workflows, Kustomize, or similar), or reliability engineering practices in a security or compliance-sensitive context preferred

🏖️ Benefits

• medical insurance • dental insurance • vision insurance • 401(k) with company match • flexible PTO plus 12 paid holidays • paid sick leave • paid parental and family leave • lifestyle spending account • tuition reimbursement • cell phone stipend