Overview:Join one of the largest independent IT and business consulting companies. With 90,000 professionals, we offer a comprehensive portfolio of capabilities, ranging from strategic IT and business consulting, systems integration, IT service management, business process management, to intellectual property solutions.What will you do?Administer and maintain Linux and Windows Server systems in an on-premises environment.Design, configure, and maintain solutions on AWS, focusing on services.Implement infrastructure as code (IaC) using CloudFormation or equivalent tools.Manage virtual network environments (VPCs), subnets, security groups, ACLs, and Bastion Hosts.Monitor systems and applications using tools such as CloudWatch, Prometheus, Grafana, or similar.Define and execute backup and disaster recovery strategies.Automate processes through CI/CD pipelines and scripts.Administer infrastructure services such as DNS, SFTP, mail servers, and file servers.Manage relational databases (RDS) and NoSQL (e.g., DynamoDB).Ensure infrastructure security, including patch management, certificate management, credentials, and compliance.What are we looking for?At least 3 years of experience as a System Administrator / Infrastructure Engineer. Experience in Linux (RHEL, Ubuntu) and Windows environments.Advanced knowledge of the AWS cloud and its services (e.g. EC2, S3, IAM, VPC, CloudWatch, CloudTrail).Experience with monitoring tools such as CloudWatch, Prometheus, Grafana, or similar.Experience using CloudFormation or similar tools for IaC.Ability to design and maintain secure and scalable infrastructure solutions.English fluent.What can you expect from us?A permanent job contract for a long term project;Tech equipment + SIM Card + personal smartphone;Health and Life Insurance;Social events and team buildings;The commitment of letting you grow with us, and be rewarded accordingly;A dynamic and young team that will be always there to support you;Training in the latest technologies;Coffee, fruits, snacks and a warm welcoming when you pass by the office.