Technical Skills
Infrastructure & Operations
- Data centers: Hardware, capacity planning, power management, cabling and networking, system maintenance, cooling, repairs, spare parts management
- Operating Systems: Linux (Red Hat family, Debian/Ubuntu, Slackware, Gentoo), Solaris
DevOps & Automation
- DevOps: Centralized systems management, configuration management
- Kubernetes, Docker, IaC (Infrastructure as Code), Git, packages building, OS life-cycle, continuous Integration, virtualization
- Systems management: Ansible, Puppet, Terraform
Data Management
- Databases: PostgreSQL, MySQL/MariaDB, Redis, InfluxDB
Security
Secure infrastructure design: Experience hardening systems for regulated and air-gapped environments (e.g., Google Distributed Cloud Air-Gapped)
Identity and access management: Implementation of LDAP, OIDC, SAML, and federated authentication in enterprise and research environments
Vulnerability management: Hands-on experience patching, automating updates, and managing security baselines across Linux systems
Compliance-aware infrastructure: Delivering solutions aligned with ISO 27001, GDPR, and sector-specific data protection requirements
Trusted computing foundations: Familiarity with TPM, secure boot concepts, firmware-level control, and hardware/software trust boundaries
Audit and traceability: Implementing centralized logging, system auditing, and configuration tracking for compliance and incident response
Threat modeling & risk assessment (basic): Participated in cross-team design reviews with a focus on potential system-level risks
Security automation: Using Ansible and Terraform to enforce secure configurations and reduce manual error surfaces
Coding & Development
Other Technologies
- Home Assistant and event-driven automation
- Monitoring (Prometheus, Grafana, Nagios etc.)
- WiFi, ethernet, fiber networking
Other Skills
- Program Management: Program coordination, resources management, communication, stakeholders management, program definition and governance cross-functional coordination
- ITIL
- Technical documentation
- Soft skills: Problem solving, collaboration & teamwork, adaptability, time management, leadership & mentoring, critical thinking, attention to detail
Certifications / courses / trainings
DeepLearning.AI - AI For Everyone
DeepLearning.AI - AI Python for Beginners
Arizona State University - Introduction to Machine Learning with Python
Red Hat Certified Specialist in Linux Diagnostics and Troubleshooting, EX342
Red Hat Certified Specialist in Ansible Automation, EX407
Red Hat Certified Specialist in Virtualization, EX318
Red Hat Enterprise Deployment and Systems Management, EX401
Red Hat Certified Engineer, RHEL7, EX300
Red Hat Certified System Administrator, RHEL7, EX200
ITIL Foundation Certificate in IT Service Management
Oracle Certified Associate, Oracle WebLogic Server 11g System Administrator
Oracle Exalogic X2-2 Certified Specialist
Red Hat Certified Engineer, RHEL5, RH302L
Sun Certified System Administrator for Solaris 10 OS
Note: Some of these certifications may have expired or may no longer be directly relevant to my current role. Exam codes and certification programs can change, so always verify the latest details on the vendor’s official website (e.g., Red Hat, Oracle).
Languages
I am proficient in the following languages:
- Polish (native)
- English (professional)
- German (intermediate)