Site Reliability Engineer

Flightradar24 is the world’s most popular flight tracking service. More than 2 million people use our website and mobile apps every day. When something exciting happens, such as when the pope or the Antonov An-225 are flying, our servers get pummeled.
In addition to our systems and cloud infrastructures we operate a globally distributed network of 30,000 Raspberry Pi-based radio receivers, feeding real-time aircraft data into our platform.
We’re now looking for a talented and driven Site Reliability Engineer who is well versed in system administration, modern data center and cloud ops, and automation.
What you’ll do
Maintain and evolve our system infrastructure based on a modern virtualized data center environment as well as AWS and Azure cloud services
Standardize and automate the provisioning of infrastructure resources via Infrastructure-as-Code, orchestration, and configuration management
Optimize the reliability and performance of on-prem and cloud infrastructure, including networking, virtualization, SAN and other storage
Contribute to and support scaling out of infrastructure and services to cloud platforms
Interact closely with our developers to deliver a highly performant and reliable live production platform, and investigate production issues for continuous improvement
Be part of developing our future private cloud based on open technologies like OpenStack, Ceph, and KVM, and integration with public clouds
Over time work with much of our tech stack, including: Linux, Ansible, Terraform, Docker, Kubernetes, MySQL, Redis Cluster, RabbitMQ, Haproxy, Nginx, VMware ESXi, Juniper network equipment, Dell EMC SAN, Cloudflare, AWS, Azure, Datadog, Jenkins

Who you are
Extensive professional experience in Linux system administration and operations, preferably on large-scale low latency systems
Hands-on experience with service orchestration, containerization, automation, scripting, configuration management
Passionate about high performance computing and want to modernize and optimize our infrastructure for the big flows of data that we process
Experience with virtualization on bare-metal hardware, preferably VMware ESXi & vSphere, and working with hardware and equipment in data centers
Networking experience, e.g. switch and firewall configuration and routing, is desirable
AWS cloud experience, e.g. EC2, S3, RDS, IAM, VPC, is a plus
A self-starter who naturally assumes responsibility for driving projects forward
Fluency in English, both spoken and written. Comfortable working in a distributed team of multiple nationalities

Note that although our company has a flexible remote work model, our data center is located outside of Stockholm, Sweden, so proximity to this location or willingness to relocate is required.
About Flightradar24
With over 2 million daily users, Flightradar24 is the world’s most popular flight tracking service. Our app regularly tops the App Store and Google Play charts and our data is regularly cited by major media worldwide. We also offer a wide range of commercial services and customers include many of the largest names in aviation, including airlines, airports and manufacturers.
We're constantly adding new services and improving existing products. To help us meet those challenges, we're looking for creative, collaborative and tech-savvy applicants to join us.