DevOps Network Administrator (AWS / Terraform / RDS MSSQL / Cybersecurity)

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.