Senior System Engineer (UnixLinux)

Are you ready to discover the role of a Senior System Engineer in Netcompany

As a Senior System Engineer you will:

• Own and manage the AIX and Linux server infrastructure supporting card transaction processing applications Oracle RAC databases and middleware platforms.
• Design and maintain comprehensive infrastructure monitoring using Grafana Prometheus Telegraf Graphite and ELK Stack including production dashboards alerting and KPI tracking (uptime MTTD MTTR capacity utilisation SLA compliance).
• Develop production-grade scripts and automated tooling for infrastructure automation health checks certificate lifecycle management configuration drift detection and environment provisioning.
• Manage Oracle Tuxedo and Oracle WebLogic Server infrastructure serving as the primary escalation point during critical production incidents.
• Lead infrastructure root cause analysis using system logs core dumps sar data vmstat/iostat captures and network traces.
• Mentor junior engineers on systems administration scripting and troubleshooting methodologies.

Qualifications :

What would make you a fit for the role:

• Bachelors degree in Computer Science Information Technology Systems Engineering or related field. 
• Minimum 5 years of production experience in Unix/Linux systems engineering.
• Deep hands-on expertise with AIX and/or Linux (RHEL/CentOS) system administration.
• Advanced scripting skills with demonstrated ability to build production-grade automation and monitoring tooling.
• Proficiency in SQL with hands-on experience supporting Oracle Database environments (RAC awareness preferred).
• Experience with Oracle Tuxedo and/or Oracle WebLogic Server administration at the infrastructure level.
• Proven track record managing production incidents in mission-critical environments including root cause analysis using system logs core dumps and performance data.
• Strong understanding of networking fundamentals (TCP/IP DNS NFS firewalls load balancing).
• Excellent command of the English language both written and verbal.

It would also be a plus if you match some of the following:

• Knowledge of card switching systems payment processing infrastructure or financial messaging platforms.
• Experience with performance engineering tools (perf strace dtrace flame graphs) and vendor support escalation workflows.

Additional Information :

Being a part of the Netcompany team you will be provided with: 

• The opportunity to work in a modern environment & in a hybrid working model
• A seamless onboarding experience and a buddy to support you on your first steps
• A competitive compensation & benefits package
• Health and life insurance program
• Meal and commuting allowance
• Well-being activities (on premises)
• Continuous learning opportunities using the most modern methods (unlimited access to Udemy for Business ad-hoc trainings)
• A personalized development plan for targeted career growth

If you are looking forward to be part of a diverse environment and have the opportunity to work alongside well-experienced professionals on challenging large-scale projects that directly impact millions of citizens around the globe then this is the place to be!

By joining Netcompany in Athens you will be part of a vivid team of 2300 tech professionals. When at the office youll have the flexibility to work from our three modern sustainable and state-of-the-art offices!

Please upload your CV in English via the Apply button. All applications will be treated as strictly confidential.

We ensure equal opportunities treatment and consideration to all candidates. Discrimination based on sex racial or ethnic origin religion or belief disability age sexual orientation or marital status physical or mental disability or any other factor protected by applicable laws and regulations is prohibited. As part of the Netcompany culture we respect human rights and focus on creating a positive workplace where all employees are valued and where diversity and inclusion are a vital part of our everyday working experience.

In the following link you may find our CV Submission privacy notice: Work :

No

Employment Type :

Full-time