IT Infrastructure Linux Specialist

 

At One, every moment counts.

 

Moments when the team connects us, when growth motivates us, when impact inspires us, when recognition pushes us, and when ambition drives us. These moments define our everyday. Everything we do contributes to making the moments we experience truly meaningful.

As part of the 4iG group, our goal is to become Hungary’s leading telecommunications provider. We build on a strong foundation and enrich lives with innovative solutions.

 

Every moment counts. Make the most of yours. Join us!

 

Your place in the team:

As a member of our IT Infrastructure team, the Linux/Unix Specialist is responsible for operation and development of One Hungary Linux/Unix based system. In this role, the person is expected to have strong background in Linux/Unix System Administration and Operations with excellent problem-solving and troubleshooting skills. The person should have a passion for automation and learning new skills and technologies.

You will be involved in the following tasks:

  • responsible for supporting Incidents resolution and problem analysis, identifying proper remediation action
  • responsible for ensuring a proper patching
  • managing, planning and coordination of upgrades of critical UNIX (Solaris / Linux) platforms
  • responsible for the planning, scheduling, and execution of all regular and complex maintenance changes, of all new service deployment changes, and of security related patching across the infrastructure.
  • continuous monitoring of performance and capacity metrics, and analyse the problems encountered to determine the causes and provide solutions for troubleshooting.
  • accountable for supporting any migrations
  • responsible for getting proper support from involved vendors and supporting infrastructure as well application team
  • performs problem determination, on Red Hat/Solaris-based systems and coordinates/performs resolution
  • maintains patches, intrusion detection, and hardening processes in conjunction with policies and guidelines.
  • configure and maintain UNIX/Linux servers
  • manage HA cluster configurations and ensure redundancy for top services on infrastructure level
  • provide 24x7 support on a rota basis for complex configuration requirements and manage operating systems bug related problems

We are looking for you, if you have…

  • 5 years’ experience in operating of infrastructure in Datacentre and Public Cloud environments (GCP, AWS)
  • 5 years’ experience performing Linux system administration (Red Hat preferred) including installation, maintenance, upgrade, configuration, performance tuning, troubleshooting, and resolving operating system issues
  • ability to diagnose and troubleshoot technical issues
  • ability to prioritize and manage multiple support requests
  • experience supporting large enterprise systems
  • experience with x86 based server management
  • experience with networking, DNS, NFS, backups, monitoring, alerting, logging
  • Veritas HA knowledge
  • a working knowledge of the Oracle Solaris operating system, LDOMs, ZFS file systems, and Zone
  • VMware administration experience
  • experience with complex multi-site and global environments
  • advanced English language

What we offer:

  • cafeteria package & bonus or comission
  • laptop & mobile phone (with unlimited voice and data tariff package)
  • hybrid way of working
  • corporate Health Insurance (Swiss Clinic)
  • employee discounts (e.g. Employee Flotta)
  • wellbeing program in the topics of sport, nutrition, relax and help (spiritual support)  
  • 4 paid days leave/year for charity projects  
  • other discounts (e.g. AYCM card, eye-glass allowance)  
  • learning opportunities (internal trainings) 

Discover Your Future at One

 

If you’re ready to learn more about who we are and what we do:

• Visit our website for more insights.

• Follow our career page for updates and opportunities.

 

At One, we’re dedicated to creating a workplace where every moment counts. Moments when the team connects us, when growth motivates us, when impact inspires us, when recognition pushes us, and when ambition drives us, these moments define who we are.

 

Every moment counts. Make the most of yours. Join us!