Summary We’re looking for a senior engineer who wants to lead a team while staying hands-on with cloud and Kubernetes. Job description You’ll lead a team of 9 engineers working on services that are part of the ESET XDR platform. As Team Lead, you’ll be responsible for the people in the team, including regular 1:1s, feedback, performance reviews, goals, career development and compensation. Around 30% of your time will be focused on team leadership. The rest will be hands-on engineering work, mainly around Microsoft Azure, AKS, Kubernetes, Terraform and Helm. You’ll help design and evolve the architecture of our production cloud environment. We currently run Kubernetes clusters across 5 production regions, and the environment is continuously evolving. You’ll work on scaling, performance, reliability, cost optimization, monitoring, logging and security, including addressing security findings. You’ll work closely with other senior engineers, architects, Product Owners and Security. For new solutions, you’ll help shape the architecture, discuss the trade-offs with the team and work with Security on threat modelling and security requirements. This position is directly located in Brno, Czechia, so that is no option to work remotely from other destination. What will you do: Team Leadership: * Lead a team of 9 engineers and help create an environment where people can grow and do their best work * Hold regular 1:1s, provide feedback and support individual development * Set and follow up on individual goals and development plans * Lead performance reviews and contribute to compensation decisions * Support the team in solving day-to-day challenges and work with Product Owners on priorities and delivery * Collaborate with other engineering teams across ESET Cloud & SW engineering: * Design, build and operate services running on Azure and AKS * Design and evolve Kubernetes architecture for microservices, including scaling, networking, ingress and service-to-service communication * Work hands-on with Terraform and Helm to manage infrastructure and application deployments * Integrate Kubernetes workloads with Azure services such as Storage, PostgreSQL, Key Vault and Event Hubs * Work with messaging and networking components such as RabbitMQ, Load Balancers, public APIs, Kuma service mesh and Nginx or other ingress controllers * Improve performance, reliability, scalability and cloud cost efficiency across our production environment * Monitor and troubleshoot production systems, including logs, metrics and other observability data * Address security findings and continuously improve the security of the cloud environment * Maintain and improve our Jenkins-based CI/CD, including building Docker images and publishing them to Azure Container Registry * Participate in technical discussions and architecture decisions with other senior engineers, architects and Security * Contribute to threat modelling and help turn security requirements into practical technical solutions Our requirements: * Several years of experience in software, cloud or platform engineering, with strong hands-on experience in production environments * Strong practical experience with Kubernetes, ideally AKS, including architecture, deployment, scaling, troubleshooting, networking and security * Experience designing and operating microservices in Kubernetes * Strong experience with Terraform and infrastructure as code * Good working knowledge of Helm and Kubernetes-based application deployments * Solid understanding of **Microsoft Azure** and experience integrating Kubernetes workloads with Azure services * Experience with containers and Docker * Experience with CI/CD, ideally Jenkins, and container image build and deployment workflows * Good communication skills and the ability to give and receive feedback * Experience leading, mentoring or coordinating engineers * Fluent English for daily communication Nice to have: * Experience with Python or scripting for automation * Experience with RabbitMQ or other messaging systems * Experience with Kuma or another service mesh * Experience with Nginx or other ingress controllers * Experience with Jenkins / Groovy * Experience with Azure security and identity * Experience with threat modelling or working closely with security teams * Experience working in enterprise or security-focused products #LI-JK1 #LI-Hybrid #mid-senior Benefits Health & well-being EAP Pension saving Extra vacation days Sick day Leasure time allowance Language courses Family Marriage allowance Childbirth allowance Health day Family day Maternity allowance Office Refreshments in the office (fruits, soft drinks) Meal voucher Chill out zone Christmas party Transport allowance Other Loyalty program Christmas present Teambuilding St. Nicholas presents Referral program Primary location Brno Additional locations Time type Full time Join ESET Talent Community and we will contact you. This is an option for candidates who haven't found any interesting job opening and would like to send us their CV. ESET® provides cutting-edge digital security to prevent attacks before they happen. By combining the power of AI and human expertise, ESET stays ahead of known and emerging cyberthreats — securing businesses, critical infrastructure, and individuals. Whether it’s endpoint, cloud or mobile protection, our AI-native, cloud-first solutions and services remain highly effective and easy to use. Driven by science, ESET technology includes robust detection and response, ultra-secure encryption, and multifactor authentication. With 24/7 real-time defense and strong local support, we keep users safe and businesses running without interruption. An ever-evolving digital landscape demands a progressive, evidence-based approach to security. ESET is committed to world-class scientific research and powerful threat intelligence, backed by R&D centers and a strong global partner network. ESET's purpose is not only to provides cutting-edge digital security, but also to actively contribute to a more innovative and responsible society in terms of education, science and research. At ESET, diversity, equity, and inclusion (DEI) are integral to our corporate culture. We believe in creating a respectful environment, where everyone feels valued and respected, welcoming applications from individuals of all backgrounds, including race, gender, age, religion, disability, and sexual orientation. Learn more about ESET.

Team Lead - Cloud Engineering (Azure & Kubernetes).

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