Site Reliability Engineer

As a Site Reliability Engineer, working in Platform Operations team, you'll play a critical role in keeping Nasdaq's platforms running reliably and efficiently across global markets. You'll drive operational excellence through automation, continuous improvement, and close collaboration with engineering teams - helping us deliver resilient, scalable services to clients worldwide. You'll thrive in this role if you're a self-starter who enjoys solving complex technical challenges, works well across teams, and brings a passion for technology and automation to a fast-paced, high-impact environment. Key Responsibilities Platform Operations: Manage, scale, and optimize production-grade Kubernetes (k8s) clusters across multi-cloud or hybrid environments.GitOps & Deployment: Design and maintain automated application delivery pipelines using ArgoCD to ensure declarative environment states.Infrastructure as Code (IaC): Provision and manage cloud infrastructure using tools like Terraform, OpenTofuObservability: Implement and maintain robust monitoring, logging, and alerting systems using Datadog, Prometheus, Grafana, and ELK/OpenSearch stacks.Reliability Engineering & Developer Experience: Participate in on-call rotations, conduct blameless post-mortems, and minimize operational toil through automation while collaborating with software engineering teams to streamline onboarding and reduce friction in the software development lifecycle. Required Qualifications Kubernetes Expertise: 2+ years of hands-on experience managing Kubernetes workloads, ingress controllers, storage, and networking.GitOps Practice: Proven experience implementing GitOps workflows, specifically configuring and troubleshooting ArgoCD at scale.CI/CD Pipelines: Strong familiarity with continuous integration tools like GitHub Actions, GitLab CI, or Jenkins.Automation & Scripting: Proficiency in programming languages like Go or Python, alongside strong Bash scripting skills.Linux Fundamentals: Deep understanding of Linux internals, container runtimes (Docker, containerd), and core networking concepts (DNS, TCP/IP). Preferred Qualifications Experience building Internal Developer Platforms (IDPs) using tools like Backstage.Familiarity with service meshes such as Istio or Linkerd.Certification in Kubernetes Administration (CKA) or Security (CKS). This position will be located in Vilnius and offers the opportunity for a hybrid work environment at least 3 days a week in-office, subject to change, providing flexibility and accessibility for qualified candidates. Benefits & Rewards We offer a competitive, well-rounded rewards package that supports you and your family - inside and outside work. The base pay range for this role is 4100 – 5000 EUR gross monthly. Actual pay depends on your skills, experience, education, and location. In addition to base pay, we offer short-term incentives (bonus or commission) and long-term incentives (equity), where applicable, as well as the following benefits: Employee Stock Purchase Plan offering discounted company sharesPension plan with Nasdaq contribution6 additional days off per yearWork from (almost) anywhere — up to 20 days per yearPaid time off to volunteerHealth insuranceFree gym, yoga & pilates classes and discounted in-office massages24/7 mental health support for you and your familyGlobal mentoring programUnlimited access to e-learning platformsHybrid work setupModern and comfortable work environment with fresh fruit, snacks, and weekly Fika breaks For more information, visit Nasdaq Benefits & Rewards Career Page. Individuals applying for or occupying this position must have no previous unspent convictions for criminal offences under the Criminal Code of the Republic of Lithuania, with the exception of offences solely related to minor road traffic violations. Come as You Are Nasdaq is an equal opportunity employer. We welcome applications from candidates of all backgrounds and identities. We are committed to fostering an inclusive workplace where diverse perspectives, experiences, and identities are valued and celebrated. We ensure that individuals with disabilities are provided with reasonable accommodation throughout the hiring process.