Senior Linux Systems Engineer – Hybrid Porto (24/7 Ops)

Next Engineering; Setúbal; Hybrid; EUR 16,000 - 22,000; Full time

Benefits offered by this job

Food Allowance

Flex Benefits

Other current benefits

Job summary

Next Engineering is seeking an experienced Linux Systems Administrator to strengthen our global trading infrastructure. You will manage Linux environments, automate with Ansible, and optimize performance for low-latency systems.

The role involves on-call rotation and cross-functional collaboration in a hybrid Porto-based setup. Ideal candidates have 5+ years of production Linux experience, strong troubleshooting, and familiarity with monitoring and virtualization tools such as Zabbix,

Qualifications

• 5+ years of Linux administration in production environments.
• Experience with Ansible for infrastructure automation.
• OS performance tuning for low-latency systems.
• Proven support of mission-critical infrastructure.
• Strong troubleshooting skills (performance, processes, connectivity).
• Scripting skills (Bash and Python).
• Familiarity with monitoring and virtualization tools.
• Ability to work autonomously and in cross-functional teams.
• Manage and optimize global Linux-based trading infrastructure.
• Troubleshoot and resolve incidents in a 24/7 environment.
• Perform OS administration, patching, and upgrades.
• Automate operational tasks and improve processes.
• Monitor system health and ensure high availability.
• Support backup, disaster recovery, and continuity processes.
• Collaborate with development, network, and operations teams.
• Participate in on-call rotation when required.

Responsibilities

• Manage and optimize global Linux-based trading infrastructure.
• Troubleshoot and resolve incidents in a 24/7 environment.
• Perform OS administration, patching, and upgrades.
• Automate operational tasks and improve processes.
• Monitor system health and ensure high availability.
• Support backup, disaster recovery, and continuity processes.
• Collaborate with development, network, and operations teams.
• Participate in on-call rotation when required.

Skills

Linux administration

Ansible

Performance tuning

Troubleshooting

Bash scripting

Python

Monitoring

VMware

Automation

On-call rotation

Tools

Zabbix

Prometheus

Grafana

VMware

Job description

Next Engineering is seeking an experienced Linux Systems Administrator to strengthen our global trading infrastructure. You will manage Linux environments, automate with Ansible, and optimize performance for low-latency systems.

The role involves on-call rotation and cross-functional collaboration in a hybrid Porto-based setup. Ideal candidates have 5+ years of production Linux experience, strong troubleshooting, and familiarity with monitoring and virtualization tools such as Zabbix,