Infrastructure Consultant

About the role

One eSecurity is seeking a senior infrastructure professional to join its Threat Detection and DFIR team. The role focuses on designing, deploying and maintaining the core infrastructure and services that support our global cybersecurity operations.

Key responsibilities

• Deploy and maintain on‑premise and cloud infrastructure, including servers, storage, backup and networking components.
• Implement and manage services such as Access Control, SSH, NFS, SMB and proxy solutions.
• Design and implement architecture for new projects, ensuring environments are securely hardened.
• Monitor, operate and troubleshoot data‑center environments and virtualised platforms (VMware).
• Lead project management activities and coordinate with customers to deliver solutions on time.
• Participate in security incident response and apply AI‑based tools for system management.

Required profile

• 5+ years of professional experience in infrastructure projects (networking, systems, cloud).
• Strong background in Linux (≈80%) and Windows (≈20%) system administration.
• Hands‑on experience with networking services (DNS, LDAP, switching, routing, firewalls).
• Proven ability to work on security incidents and to automate deployments.
• Fluent in English and Spanish.

Required skills

• Linux and Windows operating systems
• DNS, LDAP, NFS, SMB, SSH, proxy services
• Configuration management/orchestration tools: Ansible, Chef, Puppet
• Infrastructure‑as‑Code: Terraform, OpenTofu
• Cloud platforms: AWS
• Virtualisation: VMware
• Networking: switching, routing, firewall
• Scripting: Bash, shell, PowerShell

What we offer

• Exciting cybersecurity projects for large global corporations.
• 90 % remote work flexibility.
• Collaboration with a top‑tier team of recognised security professionals.
• Competitive salary package.