Network Reliability Engineer

Margo Group; Warszawa; Hybrid; PLN 180,000 - 260,000; Full time

Job summary

Margo Group in Warszawa, Poland, is seeking an experienced infrastructure engineer to build and operate a large AI platform. You will troubleshoot production incidents, implement observability, and collaborate with cross-functional teams to ensure API and service reliability across environments.

Responsibilities include on-call handling, automation, and documentation of tools and procedures, with emphasis on stability, scalability, and security.

Qualifications

• Hands-on experience with GPU and HPC infrastructure.
• Strong scripting and Linux system administration.
• Familiarity with monitoring/logging tools and CI/CD pipelines.

Responsibilities

• Build a large AI infrastructure with monitoring, diagnosis, and remediation of production incidents.
• Participate in an on-call rotation to handle incidents and ensure service continuity.
• Implement and maintain observability solutions to monitor AI infrastructure and application health.
• Contribute to AI infrastructure lifecycle management across environments and countries.
• Promote and apply best practices in stability, resiliency, scalability, and security.
• Maintain clear technical documentation for tools and procedures.
• Contribute to system and tool evolution based on production feedback.
• Collaborate closely with development teams to ensure infrastructure readiness.

Skills

Proactive mindset

Automation passion

Collaboration

Independent work

Mentorship

Tools

Go

Python

Bash

Linux (Ubuntu/Debian)

Prometheus

Grafana

Elastic

Ansible

MariaDB

GitLab CI/CD

Job description

#HPC #AI #GPU #CLUSTERS

YOUR DAILY ROUTINE

• Build a large AI infrastructure with monitoring, diagnosis, and remediation of production incidents- Troubleshoot high-impact production issues in collaboration with other engineering teams
• Participate in an on-call rotation to handle incidents and ensure service continuity
• Implement and maintain observability solutions to monitor AI infrastructure and application health
• Contribute to AI infrastructure lifecycle management across different environments and countries
• Promote and apply best practices in terms of stability, resiliency, scalability, and security
• Maintain clear technical documentation for tools and procedures
• Contribute to system and tool evolution based on production feedback
• Collaborate closely with development teams to ensure infrastructure readiness- Participate in team rituals and knowledge-sharing initiatives

ABOUT YOU

SOFTSKILLS :

• Proactive and solution-oriented mindset
• Passion for automation and continuous improvement
• Strong collaboration and communication skills
• Ability to work independently and in a team
• Willingness to mentor and share knowledge

HARDSKILLS :

• Experience with Go or Python
• Strong scripting skills (Bash, Python)
• Hands-on experience with Linux systems (Ubuntu/Debian)
• Preferred hands-on experience with GPU & HPC infrastructure
• Knowledge of networking (VLAN/LAN, TCP/IP, DNS, BGP, load-balancing, IPv6, etc.)
• Familiarity with monitoring and logging tools (Prometheus, Grafana, Elastic, etc.)
• Comfortable with Infrastructure-as-Code (Ansible, Salt, AWX, etc.)
• Experience managing relational databases (MariaDB)
• Understanding of CI/CD pipelines (GitLab)
• Comfortable with English (written and spoken)