Linux Aws Systems Administrator

Satlantis; Madrid; Presencial; EUR 52.000 - 66.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Private health insurance

Flexible working hours

Campus perks: discounts on UPV/EHU

Descripción de la vacante

SATLANTIS is seeking a Linux & AWS Systems Administrator to manage and improve our Linux and AWS infrastructure across on‑premises and cloud environments. You will automate tasks, monitor systems, and ensure secure operation with a focus on reliability and performance.

You will work in a small, proactive team with flexible hours and health coverage, contributing to space-based infrastructure and security enhancements while documenting processes and supporting audits.

Formación

• Hands-on Linux systems administration experience (2+ years).
• Experience with AWS services (EC2, IAM, VPC, S3, EBS).
• Strong Bash, Ansible, Git skills and scripting capability.
• Knowledge of security patching, hardening, and incident response.
• Ability to work autonomously within a small team and document work.

Responsabilidades

• Administer, maintain, deploy, configure Linux systems on-premises and in AWS.
• Implement security controls per CCN-STIC/ENS high-category and CIS benchmarks.
• Manage users, permissions, SSH, and privileged access; automate with Ansible.
• Develop Bash scripts and Git-based configuration code; monitor and back up systems.
• Diagnose issues, optimize performance, and participate in changes and audits.

Conocimientos

Linux administration

Bash

Ansible

Git

Troubleshooting

Educación

Higher Vocational Training / University Degree

Herramientas

AWS EC2

IAM

VPC

Security Groups

EBS

S3

Terraform

Proxmox VE

KVM

VMware

Docker

Kubernetes

Descripción del empleo

At SATLANTIS, we design advanced space technologies to tackle global challenges from above. Our satellites are conceived, designed, and built to deliver reliable, high-performance Earth observation data in demanding orbital environments. As a Linux & AWS Systems Administrator, you will be responsible for administering, maintaining, and continuously improving Linux systems across on-premises and AWS environments. You will contribute to the secure, reliable, and efficient operation of the infrastructure through systems administration, automation, monitoring, troubleshooting, and lifecycle management.

What’s in it for you

• Real impact on infrastructure: Your work will directly contribute to the reliable and efficient operation of the systems supporting a growing space technology organization.
• Professional growth in a cutting-edge sector: Develop your expertise in Linux systems administration, AWS, automation, infrastructure management, and modern technologies within the space industry.
• Flexible working hours: Because balance and trust are part of how we work.
• Young, dynamic environment: Join a proactive team where autonomy, innovation, and collaboration drive our daily routine.
• Private health insurance: Your wellbeing comes first, with comprehensive coverage.
• Campus perks: Discounts at restaurants on the UPV/EHU campus, plus fresh fruit, great coffee, and a motivating work atmosphere.

Your mission

Your mission will be to administer, maintain, automate, and continuously improve SATLANTIS’ Linux and AWS infrastructure, ensuring reliable and efficient systems operation across on-premises and cloud environments.

You main responsibilities will be:

• Linux and AWS infrastructure: Administer, maintain, deploy, configure, and troubleshoot Linux systems and services across on-premises and AWS environments.
• System security and lifecycle management: Implement ISMS technical controls and approved hardening baselines aligned with applicable CCN-STIC guides, ENS High-category requirements, and CIS Benchmarks. Manage security patching, vulnerability remediation, and secure configuration throughout the system lifecycle.
• Access and system administration: Manage users, permissions, privileged access, sudo, SSH, and related system administration tasks.
• Automation and configuration management: Develop and maintain Ansible playbooks and Bash automation scripts, and manage configuration and automation code using Git.
• Monitoring, logging, and backups: Configure system monitoring, logging, and alerting. Manage backups and perform periodic restoration tests.
• Security operations: Support technical response and remediation during security incidents, and deploy, maintain, and verify the health and coverage of EDR and other security agents across the Linux estate.
• Documentation and compliance: Maintain system inventories, technical documentation, and operating procedures, and generate technical evidence for compliance and audits.
• Risk and change management: Identify and escalating technical risks to the Head of IT & Cybersecurity, and document and execute system changes in accordance with the organisation’s change management procedures.

What will set you up for success

• Technical foundation:You hold a Higher Vocational Training qualification, a University Degree, or equivalent professional experience in Systems Administration, Computer Networks, Telecommunications, Cybersecurity, Computer Science or a related technical field.
• Experience and knowledge:
• At least 2 years of hands‑on experience in Linux systems administration or a similar role.
• Strong practical knowledge of Linux administration, including systemd, package management, users and permissions, filesystems, logs, scheduled tasks, SSH, and service troubleshooting.
• Experience with Bash, Ansible, and Git.
• Working knowledge of AWS EC2, IAM, VPC, Security Groups, EBS and S3.
• Experience with hardening, patching and vulnerability remediation.
• Ability to troubleshoot system, storage, performance and connectivity issues.
• Autonomy and Teamwork: Good technical documentation skills and the ability to progressively work autonomously within a small technical team.
• Communication skills: Fluent Spanish, as the working language, and technical English for documentation and security advisories.

What will take you further?

• AWS certification, such as SysOps Administrator or Solutions Architect.
• Knowledge of AWS security services and experience with Terraform or similar infrastructure-as-code tools.
• Experience with virtualisation platforms such as Proxmox VE, KVM, VMware or similar. Also, Docker and Kubernetes.
• Experience in regulated or critical environments (ENS high tier, NIS2, aerospace/defence).
• Experience with Python scripting.

Ready to build and operate the infrastructure behind space technology? If you’re excited about Linux systems, AWS, automation, and solving complex technical challenges, this is your chance to contribute to the reliable operation of advanced space technologies.