We are seeking a DevOps Network Administrator to join our Cloud Infrastructure and Security Operations team. The ideal candidate will design, automate, secure, and maintain AWS cloud environments supporting mission-critical systems. You will play a key role in ensuring performance, scalability, and security across infrastructure, databases, and networking layers, while integrating modern DevOps and cybersecurity practices.
Details
- Location: On-site in Madrid (Relocation support)
- Department: Cloud Infrastructure / DevOps / Security Operations
- Reports To: DevOps Manager or Cloud Security Lead
- Employment Type: Full-time
- Start Date: ASAP
- Language Requirements: English – Upper-Intermediate
Key Responsibilities
- Design, provision, and manage AWS infrastructure using Terraform and DevOps best practices.
- Develop reusable Terraform modules for networking, RDS, and compute resources.
- Manage Terraform state files and CI/CD integrations (S3, DynamoDB, Git pipelines).
- Optimize infrastructure for scalability, performance, and cost efficiency.
- Design and manage VPCs, subnets, routing tables, NAT gateways, and Transit Gateways.
- Implement secure hybrid connectivity (VPN, PrivateLink, Direct Connect).
- Configure Route 53, Elastic Load Balancers, and Security Groups.
- Monitor network performance via CloudWatch, VPC Flow Logs, and AWS Config.
- Deploy and maintain AWS RDS (Microsoft SQL Server) instances using Terraform.
- Manage backups, parameter groups, patching, and multi-AZ failover setups.
- Ensure data encryption, IAM authentication, and performance optimization.
- Collaborate with database teams for tuning and monitoring.
- Apply security-by-design principles across AWS and Terraform infrastructure.
- Manage IAM policies, roles, and least-privilege access control.
- Configure AWS WAF, GuardDuty, Security Hub, and Inspector.
- Maintain encryption for data in transit and at rest.
- Integrate vulnerability scanning and compliance checks into CI/CD.
- Respond to incidents and perform root cause analyses.
- Support compliance with ISO 27001, SOC 2, HIPAA, NIST 800-53.
- Centralize logging with CloudWatch Logs, OpenSearch, or SIEM tools.
- Automate health checks, patch management, and system monitoring.
- Document network architectures, operational procedures, and runbooks.
- Participate in on-call rotation and change management processes.
Requirements
- Bachelor’s degree in Computer Science, Information Security, or related field (or equivalent).
- 4–6+ years of AWS cloud administration, networking, and security experience.
- 2+ years of Terraform-based AWS automation.
- Proven experience managing AWS RDS (MSSQL) environments.
- Deep understanding of network security, IAM, and data protection.
- Proficiency in TCP/IP, DNS, VPN, TLS/SSL, and firewall configuration.
- Experience with Linux administration and scripting (Bash, Python, or PowerShell).
- Familiarity with CI/CD pipeline integration for infrastructure and security.
Nice to Have
- AWS Certified Solutions Architect or AWS Certified Security – Specialty.
- Terraform Associate Certification (HashiCorp).
- Experience with SIEM tools (Splunk, ELK, Security Hub).
- Knowledge of Kubernetes/EKS, Docker, or container security.
- Understanding of Zero Trust architecture and identity federation (SSO, SAML, OIDC).
- Experience with DevSecOps and compliance automation frameworks.