Infrastructure Lead: DBA & Unix/Linux Expert

HeadHR; Kraków; On-site; PLN 200,000 - 320,000; Full time

Job summary

HeadHR is seeking an experienced Infrastructure Lead (DBA + Unix/Linux) in Kraków, Poland. You will lead a team delivering critical services and vendor platforms, owning end-to-end delivery from demand intake to reporting, while driving monitoring improvements and setting engineering standards.

You will mentor engineers, foster a high-performing culture, and collaborate across global teams in an agile environment. Fluency in English and independence in a diverse team are essential.

Qualifications

• 3+ years leading engineers in an enterprise environment.
• Proven experience transforming a team into a high-performing function.
• Strong DBA experience with Oracle and/or PostgreSQL and Unix/Linux skills.
• Experience maintaining highly available, low-latency systems in regulated industries.
• Fluency in written and spoken English; comfortable in a global environment.
• Working experience in Agile methodologies.

Responsibilities

• Lead the Infrastructure (DBA + Unix/Linux) team delivering operational and engineering outcomes for critical services and vendor-underpinned platforms.
• Own team delivery end-to-end: demand intake, prioritisation, execution, and reporting.
• Drive improvements in monitoring/alerting and performance across infrastructure and databases.
• Establish and uphold engineering and operational standards (documentation, peer review, runbooks, change practices) and measure outcomes to improve team performance.
• Provide leadership, mentorship, and coaching to build capability and uplift engineers into a high-performing infrastructure function.
• Drive a culture of continuous improvement across the team.

Skills

Leadership

Team development

English fluency

DBA Oracle

PostgreSQL

Unix/Linux skills

Agile experience

Tools

AppDynamics

Grafana

Splunk

OpenTelemetry

Job description

HeadHR is seeking an experienced Infrastructure Lead (DBA + Unix/Linux) in Kraków, Poland. You will lead a team delivering critical services and vendor platforms, owning end-to-end delivery from demand intake to reporting, while driving monitoring improvements and setting engineering standards.

You will mentor engineers, foster a high-performing culture, and collaborate across global teams in an agile environment. Fluency in English and independence in a diverse team are essential.