Cloud Network Engineer

Flatiron Health; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Flatiron Health is seeking a Cloud Network Engineer to scale our cloud networking infrastructure with a focus on automation, reliability, and developer enablement. You will join a cross-functional Platform team supporting high uptime and scalable services for global customers.

You will design cloud-native networking solutions, implement IaC with Ansible and Terraform, and contribute to observability with tools like Observium and Datadog.

Qualifications

• Strong experience in resilient and distributed cloud network infrastructure.
• Expertise in VPN architecture and firewall configuration.
• Experience with network segmentation and routing in cloud-native environments.
• Experience building automated reliability and observability tooling.
• Proficiency in infrastructure as code and automation (Ansible, Terraform).
• Desire to enable self-service network provisioning for developers.

Responsibilities

• Design and build cloud-native network infrastructure with scalability and performance.
• Innovate with automation-forward, cloud-first tooling to scale networking.
• Coordinate across teams to codify and test infrastructure changes.
• Maintain and modernize local network infrastructure in multiple offices.
• Participate in code and configuration reviews.
• Prepare designs, playbooks, and documentation for the engineering org.
• Monitor performance and availability; provide remediation for issues.
• Participate in on-call duties and incident response.
• Collaborate to resolve escalations impacting high-SLA production systems.

Skills

Cloud networking

VPN architecture

Firewall configuration

Network segmentation

Observability tooling

Ansible Terraform

Self-service provisioning

AWS Azure GCP

Docker Kubernetes

Tools

Observium

Datadog

Job description

We’re looking for a Cloud Network Engineer to accelerate our mission of learning from the experience of every patient by scaling teams’ ability to deliver value that our customers can trust. Here’s what you need to know about the role, our team, and why Flatiron Health is the right next step in your career.

Flatiron Health is a healthtech company using data for good to power smarter care for every person with cancer, around the world. Flatiron partners with cancer centers in the US, Europe and Asia to transform patients’ real-life experiences into real-world evidence and create a more modern, connected oncology ecosystem. Our multidisciplinary teams include oncologists, data scientists, software engineers, epidemiologists, product experts and more. Flatiron Health is an independent affiliate of the Roche Group.

What You’ll Do

In this role, you’ll work within the Platform organization to ensure that our Cloud Network Infrastructure maintains the highest levels of reliability, performance, observability and agility. As a member of Enterprise Engineering you will have a key role in scaling, maturing and driving innovation across all segments of cloud networking, empowering our development teams to provision and consume cloud resources frictionlessly. In addition, you’ll also:

• Design and build cloud-native network infrastructure that provides high levels of scalability, reliability, and performance, while balancing security, maintainability, and operational excellence.
• Innovate in an automation-forward and cloud-first environment, building tools and platforms that can scale our network infrastructure with the growth of our products.
• Interface across teams to codify and reliably test infrastructure changes using Flatiron’s software development lifecycle
• Maintain, support, and modernize local network infrastructure in our NY and SF offices
• Actively participate in code and configuration reviews
• Craft solid and clearly explained designs, playbooks, and documentation, for consumption by teammates and the larger engineering organization
• Be proactive in performance & availability monitoring; provide remediations for systemic issues
• Actively participate in on-call duties
• Work as a team on escalations, resolving critical issues that impact our high SLA production systems

Who You Are

You’re a Cloud Network Engineer who focuses on cloud networking automation. You’re excited by the prospect of rolling up your sleeves to tackle meaningful problems each and every day. You’re a kind, passionate, and collaborative problem-solver who seeks and gives candid feedback, and values the chance to make an important impact. In addition:

• You have strong experience in resilient and distributed cloud network infrastructure, including VPN architecture, firewall configuration and network segmentation and routing in a cloud-native environment.
• You have expertise in observability platforms like Observium and Datadog, and have experience building out automated reliability and observability tooling.
• You are passionate for network configuration management and test-driven infrastructure automation using orchestration tools like Ansible and Terraform.
• You are driven towards self-service network infrastructure provisioning for frictionless developer experiences.
• You have experience with cloud environments such as AWS, Azure, or GCP and multi-region BC/DR cloud networking
• You have experience working with a production environment with high uptime requirements and measurable SLAs
• You are familiar with container technologies such as Docker and Kubernetes
• You have demonstrated the ability to deliver high-quality, on-time solutions that are reliable, scalable, and maintainable
• You prefer working in a dynamic environment, comfortable challenging the status quo
• You believe that a team working well together is truly smarter than the single smartest person on that team

Optional:

• AWS Certified Advanced Networking or other AWS certifications
• Experienced in AWS Transit Gateway
• Experienced in AWS Landing Zone
• Palo Alto firewall and networking expert
• Aruba WLAN infrastructure

If this sounds like you, you’ll fit right in at Flatiron.

Who We Are

Our people are at the centre of everything we do. We strive to foster a culture where our teammates feel equipped and empowered to make meaningful contributions with confidence, compassion, and clarity.