AI‑Driven Cloud Security Engineer

Lumin Digital; United States; Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

401(k) with company match

Paid time off

Job summary

Lumin Digital’s Security Engineering team is a true engineering organization protecting a cloud-hosted digital banking platform for financial institutions and their members. As a Cybersecurity Engineer, you will build software and infrastructure that heals itself, enforces controls at scale, and maintains cryptographic material and security telemetry across hundreds of environments.

Join a culture that embraces AI-assisted tooling, agentic coding, and automation to prevent vulnerabilities at

Qualifications

• 5+ years hands-on security engineering focusing on engineered systems.
• At least 1 year production experience with agentic coding tools (Claude Code, etc.).
• Experience shipping production code in Python with Terraform.

Responsibilities

• Engineer security infrastructure across AWS and Kubernetes, including telemetry and cryptographic material lifecycle.
• Build and maintain agentic AI workflows to automate security tasks.
• Embed security controls into deployment pipelines with policy-as-code and automation.
• Develop threat models and reusable security patterns for engineering teams.
• Provide security architecture reviews and tooling to support incident response.

Skills

AI tooling fluency

Agentic coding tools

Python

Terraform

AWS

Kubernetes

CI/CD

Security engineering

Threat modeling

OpenSearch

Education

Bachelor’s degree in Computer Science or related field

Security certifications (optional)

Tools

Claude Code

MCP

OpenSearch

HashiCorp Vault

Job description

Lumin Digital’s Security Engineering team is a true engineering organization protecting a cloud-hosted digital banking platform for financial institutions and their members. As a Cybersecurity Engineer, you will build software and infrastructure that heals itself, enforces controls at scale, and maintains cryptographic material and security telemetry across hundreds of environments.

Join a culture that embraces AI-assisted tooling, agentic coding, and automation to prevent vulnerabilities at