Infrastructure Engineer

Ericsson; Karlskrona kommun; On-site; SEK 550,000 - 850,000; Full time

Job summary

Ericsson Fintech is seeking an Infrastructure Engineer to ensure the reliability, security, and performance of its on-prem containerized platforms throughout their lifecycle. You will collaborate with cross-functional teams to operate, upgrade, troubleshoot, and maintain infrastructure and Kubernetes environments across multiple environments.

The role requires hands-on experience with EKS, Terraform, AWS CLI, kubectl, Ansible, and Python, along with strong communication skills and a proactive

Qualifications

• Bachelor's degree in engineering, IT, telecommunications or related field.
• Experience in end-to-end troubleshooting of complex systems.
• Experience with EKS node groups, networking, CNI, load balancing, storage and DNS.

Responsibilities

• Ensure reliability, security and performance of containerized platforms across full lifecycle.
• Administrate, support and maintain infrastructure and Kubernetes platforms across environments.
• Troubleshoot incidents involving networking, EKS, EC2, storage, DNS, and access control.

Skills

End-to-end troubleshooting

Team collaboration

Problem solving

English fluency

Education

Bachelor's degree in engineering or IT

Tools

Kubernetes

EKS

Terraform

AWS CLI

kubectl

Ansible

Python

Networking

Job description

Join our TeamAbout this opportunity:Join Ericsson Fintech and help operate and improve a mobile financial services platform used by millions of people worldwide. The platform supports services such as transfers, payments, disbursements, savings and loans, contributing to greater financial inclusion.As an Infrastructure Engineer, you will help ensure the reliability, security and performance of our OnPrem solution throughout its lifecycle. You will work in all phases of the life cycle including installation, upgrade, troubleshooting, integration and maintenance, but also be a key stakeholder for improving our product to meet all the future DevOps demands. You will collaborate with application, platform, network, security and architecture teams in a global, agile environment.What you will do:Ensure the reliability, security, and performance of our containerized platforms across their full lifecycle, including installation, integration, upgrades, troubleshooting, and maintenance.Administer, support, and maintain infrastructure and Kubernetes platforms across multiple environments.Troubleshoot and resolve complex incidents involving networking, containerized environments, EKS, EC2, storage, DNS, access control, and service availability.Support continuous improvement of our products and services through proactive problem-solving and operational enhancements.Perform patching, maintenance, upgrades, and controlled infrastructure changes.Monitor platforms using CloudWatch and other observability tools; analyse logs and metrics and perform root-cause analysis.Support EKS node groups, networking, CNI, load balancing, storage, DNS, access control, and cluster upgrades.Configure and troubleshoot Network Firewall or equivalent security appliances, including rules, inspection policies, logging, and blocked traffic flows.Support deployments, migrations, capacity planning, HLD/LLD reviews, backup, disaster recovery, high availability, and resilience activities.Develop and maintain Terraform/IaC configurations and automate operational activities using AWS CLI, kubectl, Ansible, Python, or equivalent scripting.Participate in incident, problem, and change management and maintain operational documentation and procedures.Work according to agile principles and collaborate with application, platform, network, and security teams.The skills you bring:A bachelor’s degree or higher in engineering, information technology, telecommunications or a related field.Experience of end-to-end troubleshooting.Experience with EKS node groups, networking, access control, cluster upgrades, CNI, load balancing, storage, and DNS.Experience with infrastructure automation using Terraform or similar tools.Experience with AWS CLI, kubectl, Ansible and Python or another scripting language.Experience supporting deployments, migrations, upgrades, patching and maintenance.Strong collaboration and communication skills, with the ability to explain technical topics clearly.A proactive and structured approach to problem-solving and service improvement.Fluency in written and spoken English and willingness to participate in 24/7 support.Why join Ericsson?At Ericsson, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build solutions never seen before to some of the world’s toughest problems. You´ll be challenged, but you won’t be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.What happens once you apply?Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.Primary country and city: Sweden (SE) || KarlskronaReq ID: 793068