Senior Platform Engineer

Job Description We are looking for a Platform Engineer to join our DevEx Platform team. You will help build and operate the internal platform that other engineering teams depend on – GitOps delivery, a Kubernetes-based runtime, infrastructure automation, and developer self-service. This is a role for builders. We need someone who picks up a mission, drives it across teams, and ships outcomes – not tickets. You will work shoulder-to-shoulder with CloudOps, DevSecOps, FinOps, and SRE, and use AI and agentic AI as everyday tools to accelerate everything you do. We expect AI fluency, not curiosity. Who You Are A team player who builds with people, not around themAssertive and decisive – you propose, defend, and drive technical directionMission-driven – you finish what you startAI-native – you use AI assistants and agentic workflows daily to multiply your output What You'll Do Build and operate the internal platform GitOps delivery, Kubernetes runtime, infrastructure automation, and developer self-serviceUse AI coding assistants and agentic workflows to automate platform tasks – investigation, remediation, documentation, scaffoldingOperate ArgoCD as a core platform capability GitOps workflows, multi-environment delivery, ApplicationSets, progressive deliveryMaintain and extend Infrastructure as Code (Terraform / OpenTofu) for platform componentsManage the GitHub organization as a platform service reusable Actions workflows, branch and environment protections, OIDC to AWS, CI bots, and Copilot org policiesOperate JFrog Artifactory as the artifact backbone registries, retention, promotion, and vulnerability scanningDesign and troubleshoot AWS networking across multi-VPC topologiesCollaborate with CloudOps, DevSecOps, FinOps, and SRE; mentor, and bring new tools and patterns to the team Required What You'll Bring 7+ years in Platform Engineering, SRE, or closely related rolesPlatform mindset – you build platforms and self-service capabilities, not a ticket queueHands-on daily use of AI coding assistants and agentic AI workflowsAWS proficiency EKS, IAM, S3, RDS, Lambda, CloudWatchAWS networking VPC, subnets, CIDR planning, route tables, security groups, peering / Transit Gateway, VPC endpoints, Route53 — confident designing and troubleshooting multi-VPC topologiesKubernetes strong operational proficiency deploying, troubleshooting, and instrumenting workloadsArgoCD & GitOps multi-environment deployments, ApplicationSets, progressive deliveryTerraform / OpenTofuCI/CD pipeline design (Azure DevOps, GitHub Actions, or both)GitHub as a platform org/team/repo administration, reusable Actions workflows, OIDC to AWS, CI bots, Copilot org policiesArtifact management JFrog Artifactory or directly comparable (Nexus, GitHub Packages at scale)Scripting Python, Go, Bash, or similar Big advantages IDP tools (Port, Backstage)Crossplane for Kubernetes-based infrastructure managementArgo ecosystem depth (Rollouts, Workflows, Events)SRE practices (SLOs/SLIs, error budgets, incident response) and DORA metricsExperience building or operating internal AI-powered developer tools A plus Observability (Datadog, OpenTelemetry, Prometheus & Grafana)Service mesh (Istio, Linkerd), FinOps, Policy as Code (OPA, Kyverno)Certifications CKA/CKAD, AWS Solutions Architect / DevOps / Advanced Networking, HashiCorp Terraform If you are a team player, assertive, mission-driven, and you build with AI as a daily partner –⁠⁠⁠⁠ your place is with us. What We Offer Exciting work in a great team, global projects, international environmentOpportunity to learn and grow professionally within the company globallyPension and health (Canadian Medical) contributionsInternal reward system plus referral program5 weeks annual leave, 5 sick days, 15 days of certified sick leave paid above statutory requirements annually, 40 paid hours annually for volunteering activities, 12 weeks of parental contributionCafeteria for tax free benefits according to your choice (meal vouchers, sport, culture, health, travel, etc.), Multisport card, Vodafone, Raiffeisen Bank and Foodora discount programsUp-to-date laptop and iPhone, parking in the garage, showers, refreshmentsCompetitive salary, incentive pay, and many more Ready to take up the challenge? Apply now! Know anybody who might be interested? Refer this job! The date shown below is the earliest possible closing date for this posting. However, we sometimes extend the job posting period as needed, so please feel free to apply anytime you see the "Apply" button available. You may also reach out to the recruiter directly via https //www.linkedin.com/in/badumtss/ #joinAI Required Skills Amazon Web Services (AWS), Argo CD, Artificial Intelligence (AI), CI/CD, GitHub, GitOps, JFrog Artifactory, Kubernetes, Platform Engineering, Scripting, Site Reliability Engineering, Terraform (Software) Preferred Skills Service Mesh Architecture, SRE Observability Current Employees apply HERE Current Contingent Workers apply HERE Search Firm Representatives Please Read Carefully Merck & Co., Inc., Rahway, NJ, USA, also known as Merck Sharp & Dohme LLC, Rahway, NJ, USA, does not accept unsolicited assistance from search firms for employment opportunities. All CVs / resumes submitted by search firms to any employee at our company without a valid written search agreement in place for this position will be deemed the sole property of our company. No fee will be paid in the event a candidate is hired by our company as a result of an agency referral where no pre-existing agreement is in place. Where agency agreements are in place, introductions are position specific. Please, no phone calls or emails. Employee Status Regular Relocation VISA Sponsorship Travel Requirements Flexible Work Arrangements Hybrid Shift Valid Driving License Hazardous Material(s) Job Posting End Date 08/4/2026 A job posting is effective until 11 59 59PM on the day BEFORE the listed job posting end date. Please ensure you apply to a job posting no later than the day BEFORE the job posting end date. Requisition ID R407038