Job Summary: We are seeking a Cloud & On-Prem Engineer to manage and optimize critical infrastructures in hybrid environments using AWS and VMware, collaborating within a high-performing team. Key Highlights: 1. Manage and optimize critical infrastructures in hybrid environments 2. Contribute to the evolution of a high-impact technology ecosystem 3. Promote autonomy, continuous learning, and use of IaC Cloud & On-Prem Engineer WayOps is looking for a Cloud On-Prem Engineer who wants to continue growing professionally while taking responsibility for managing and optimizing critical infrastructures in hybrid environments. We seek an expert with a strong foundation in AWS, virtualization, and system administration, oriented toward operational excellence, strong technical communication skills, and availability for travel. PROJECT & TEAM You will join a strategic initiative for one of our key international clients in the pharmaceutical sector. The project focuses on managing and evolving a high-impact technology ecosystem where on-premises infrastructures (VMware) converge with advanced cloud environments on AWS. You will integrate into a high-performing team, closely collaborating with backend, frontend, Data, and DevOps professionals. Your role will be pivotal in ensuring the availability, security, and scalability of mission-critical services. At WayOps, we promote autonomy, continuous learning, and Infrastructure as Code (IaC) to transform traditional system management into modern infrastructure engineering. Due to the nature of this initiative, occasional travel to other locations within Spain may be required. ROLES & RESPONSIBILITIES On a day-to-day basis, you will serve as the infrastructure and cloud services subject-matter expert, actively participating in tasks such as: * End-to-end AWS environment management: Administration of Landing Zones, Control Tower, and configuration of security policies in multi-account enterprise environments. * Infrastructure design and deployment: Implementation of scalable solutions leveraging core AWS services (EC2, RDS, S3, VPC, Route 53, CloudFront). * Automation with IaC: Creation and maintenance of reusable modules in Terraform and CloudFormation for efficient resource provisioning. * Business Continuity: Design and execution of backup, replication, and disaster recovery (DR) strategies in enterprise environments. * Hybrid systems administration: Advanced management of Windows servers (Active Directory, PowerShell) and Linux systems (Bash, security, networking), as well as on-premises virtualization environments using VMware. * Optimization and Governance: Application of security best practices, regulatory compliance, and cost-optimization strategies (FinOps). * Monitoring and Troubleshooting: Resolution of critical incidents in high-availability environments using CloudWatch, CloudTrail, or third-party monitoring solutions. REQUIREMENTS & EXPERIENCE To be considered, candidates must demonstrate a solid track record (over 3 years) in IT infrastructure and critical systems administration. Essential skills and knowledge include: * Mobility and Logistics: Valid EU driving license (Class B), current license points, personal vehicle, and willingness to travel if required by the project. * Academic Qualification: Higher Technical Degree in Computer Systems Management (ASIR) or equivalent technical qualification. * AWS Proficiency: Proven experience administering production resources, cloud networking, and storage. * Infrastructure as Code (IaC): Solid hands-on experience with Terraform. * Systems Administration: In-depth knowledge of Windows Server (2016/2022) and Linux distributions (Red Hat, Ubuntu, etc.). * Virtualization and Storage: Experience managing VMware environments and enterprise storage architectures. * Soft Skills: Excellent communication ability, proactivity, and a problem-solving orientation for complex challenges. **Additionally, the following will be considered advantageous:** * Good spoken and written English for international settings. * Prior experience in the pharmaceutical sector and GxP methodologies. * Knowledge of other public clouds (Azure or Google Cloud). * Official AWS certifications (Solutions Architect or SysOps) or VMware certifications. * Familiarity with agile methodologies (Scrum). CONTRACT & LOCATION Collaboration will primarily be as a self-employed professional, under annual contracts with tacit renewal, within a long-term project designed to ensure stability and continuity. For candidates demonstrating exceptional technical or cultural fit, permanent employment with an indefinite contract may also be considered. This is a full-time position (40 hours/week). Close collaboration with the team is required, necessitating a hybrid work model (attending the client’s offices located in Madrid/Sanchinarro three days per week), along with availability for travel to support communication and project momentum. AWS, Terraform, CloudFormation, VMware, Windows Server, Linux,