Cloud Engineer

About Millennium

Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors.

Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed to collaboration, disciplined risk management and continuous learning. With opportunities to deepen expertise and accelerate development, talent at Millennium is equipped to adapt, evolve and build lasting impact over time.

Discover how transformative growth accelerates impact.

Meet the Team

The Developer Services team architects, engineers, and enhances developer toolchains and workflows for the firm. We collaborate closely with developers, quants, researchers, and front-office trading teams to ensure our platform provides a best-in-class development experience.

What You'll Do

• We're looking for a Cloud Platform / Infrastructure Engineer to design, build, and operate cloud-native infrastructure that enables teams across the firm to deploy workloads safely and reliably at scale.
• Design cloud-native architecture solutions grounded in the pillars of the AWS Well-Architected Framework: Operational Excellence, Security, Reliability, Performance Efficiency, and Cost Optimization
• Build CI/CD pipelines for reliable deployments
• Establish infrastructure-as-code practices that make our systems reproducible and auditable
• Work closely with software engineers to ensure our cloud platforms are secure, scalable, and operationally excellent
• Use AI and other automation to increase teams’ visibility into their cloud costs and migration onto strategic infrastructure
• Help teams understand risks and plan for proper business continuity
• Beyond immediate delivery, you'll help define platform infrastructure best practices that scale across the firm's broader cloud-native footprint

What You Bring

• Strong AWS expertise - VPC architecture, IAM, EC2, S3, ECS/EKS, networking, and data lake architectures
• Hands-on experience with Kubernetes, including designing container architectures for multi-tenant workloads
• Strong Linux administration and troubleshooting skills, with Python and/or Bash for tooling and automation
• Proficiency with Infrastructure-as-Code tools such as Terraform, CloudFormation, plus GitOps workflows and CI/CD platforms (ArgoCD, GitHub Actions, Jenkins)
• Proficiency with Observability tooling similar to Datadog/Prometheus/Grafana
• Bachelor's degree in Computer Science or a related field, with 3+ years (or a Master's degree with 2 years) in a cloud/infrastructure/DevOps engineering role
• Technical leadership - ability to drive architectural decisions and mentor others, with strong communication and problem-solving skills
• A desire to deliver cutting edge infrastructure in a fast-moving environment, with a commitment to staying current on cloud-native infrastructure, container security, and workload deployment