Senior Linux Engineer
– Work in a dynamically growing company providing modern technologies for the payment market
– Participation in innovative, international projects shaping global payment standards, including in the area of mobile payments
– Opportunity for professional development through the implementation of projects based on a variety of technological solutions
– Independence in organizing work with an emphasis on high-quality customer service
– On-site work in office located in the center of Warsaw
- Extensive experience administering enterprise Linux environments, preferably Red Hat Enterprise Linux and/or Oracle Linux.
- Strong knowledge of Linux system administration, performance tuning, troubleshooting and security best practices.
- Hands-on experience with middleware and web application platforms such as JBoss, WildFly, Apache HTTP Server, Tomcat or similar technologies.
- Experience with infrastructure automation and configuration management using Ansible, Rundeck or comparable tools.
- Proficiency in Bash scripting and/or Python for automation and operational tasks.
- Good understanding of networking concepts, including TCP/IP, DNS, load balancing and TLS/SSL.
- Familiarity with PKI, certificates and cryptographic concepts used in enterprise environments.
- Experience supporting high-availability, mission-critical production systems.
- Previous involvement in data center migrations, infrastructure transformation or large-scale platform migration projects is highly desirable.
- Strong analytical and troubleshooting skills with the ability to resolve complex infrastructure issues.
- Experience working in cross-functional, international teams within project-driven environments.
- Excellent communication skills in English, both written and spoken.
- RHCE certification or equivalent Linux certifications are considered an advantage.