This job is no longer available
This job expired on 19/07/2026. It no longer accepts applications.
Linux System Administrator
Affinity · Porto
Job description
About the role
We are looking for a Linux System Administrator to join our technology consulting team. You will work on mission‑critical production environments, supporting high‑performance trading applications and ensuring the reliability of our infrastructure.
Key responsibilities
- Administer Linux servers (RHEL, SLES) in production, including performance tuning for low‑latency workloads.
- Design, deploy and maintain virtualization and container solutions.
- Handle server hardware, data‑center build‑outs and operating‑system migrations.
- Automate infrastructure tasks using Python and shell scripting.
- Collaborate with configuration‑management tools such as Ansible or Puppet (optional).
- Provide secondary support for Windows and NAS environments (optional).
Required profile
- Hands‑on experience with Linux system administration in mission‑critical settings.
- Strong analytical mindset and proactive attitude.
- Team‑oriented, eager to learn and grow professionally.
Required skills
- Linux (RHEL, SLES)
- Performance tuning for high‑performance trading applications
- Virtualization and container technologies
- Server hardware, data‑center build‑outs, OS migrations
- Python and shell scripting
- Ansible or Puppet (preferred)
- Windows and NAS administration (optional)
What we offer
- International projects across 20+ countries.
- Tailored career and training plan.
- Inclusive, informal work environment with affinity communities.
- Benefits, discounts, events and social‑responsibility initiatives.
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Affinity
Porto