Team of lecturers
Our team - consisting of more than 50 instructors - offers a full range of technological knowledge in the field of routing, switching, security, collaboration and data centers. The expertise of instructors is evidenced by a range of top-level international certifications. In case of specific knowledge, we work with external lecturers and experts who are the best in the given field.
The uniqueness of our lecturers lies mainly in their extensive experience in connection with each project, allowing them to respond very flexibly to any question or suggestion from students, and to pass on their practical knowledge to the participants of these courses. Thanks to the synergy of the company’s reliable operation and many years of experience, we have been very flexible in responding to the changes prepared in the Cisco field, so we can guarantee you a wide range of certified courses that enable you and your colleagues to acquire the necessary know-how for future certification tests.
Senior Solution Architect - Cloud
AWS Certified Solutions Architect – Professional, AWS Certified Security – Specialty, AWS Certified SysOps Administrator – Associate, AWS Authorized Instructor Champion Cisco CCIE R&S #20198, CCNP Ent, CCNP SP
Karel is a Senior Solution Architect for Cloud at Alef. He has long been involved in infrastructure and its virtualization in large networks and data centres of service providers. In recent years, he has been involved in the design and implementation of hybrid Cloud solutions.
He is an avid user and promoter of new technologies, which he capitalizes on as a Cloud Ambassador for the Expert Centre's Infrastructure Team. At the Alef Group, he is the lead trainer for AWS training, where he’s the AWS Authorised Instructor Champion.
Team lead CSIRT - incident response and offensive security
Multiple certifications & M.Sc. in Cyber security, Multiple certifications & B.Sc. in Education and teaching, Author of numerous security courses
Jan Kopřiva is the team lead of an incident response and offensive security team at ALEF Group and an Incident Handler with the renowned SANS Internet Storm Center. Jan started his career as a blue teamer, but slowly moved into offensive security as well. His current professional interests lie mainly in the areas of security, which traditionally fall within the purview of purple teams. He has authored multiple security courses as well as numerous research papers and articles focused on different aspects of cyber security and he regularly speaks at security conferences and other industry events.
CCSI# 35715, CCNP Enterprise, SD-WAN Specialist, Devnet Associate
Peter works at ALEF Zero as a systems engineer in the SPRS team. His job is mainly to design and implement network solutions from Cisco's Enterprise class portfolio, based on various Catalyst (9K, 8K) and ISR network elements. He specializes primarily in Software Defined Wide Area Network (SD-WAN) technology, in which Peter is a certified SD-WAN Implementation Specialist. He also participated in the first implementation of SD-WAN technology at ALEF. Peter also works as a certified Cisco instructor with many years of experience.
Team Leader, DC-NET
Double CCIE DC|R&S #55858, CCNP DevNet, CCSI #35493, AWS Solution Architect and Developer Associate
Honza is a Datacenter Networking Teamleader at Alef. Together with his team, he specializes in a variety of networking solutions, primarily built on the Cisco Nexus switch platform - traditional vPC architecture, VXLAN BGP EVPN factories, and Cisco ACI. He also focuses on analytical tools, programmability and the automation of all these solutions, as well as their integration with the public cloud. In 2020, he became the Alef Group's first holder of the new CCNP DevNet certification, and also received the DevNet500 award for being among the top 500 DevNet certified engineers worldwide. In 2021 he became the only Double CCIE holder in the ALEF group, and the first in the world to pass any new version of the CCIE exam following changes to Cisco's certification program in February 2020. Honza has logged more than 1,000 hours in the Czech Republic, Slovakia and Romania.
CCDA, CCNP Collaboration, AWS, ITIL, TOGAF, ArchiMate, IPMA
Jirka works at Alef as an Enterprise/Solution Architect, and is responsible for the comprehensive development of ICT solutions for key customers. He has over 10 years’ experience in technical, consulting and management practice. He has been involved in the design, implementation and management of a number of infrastructure, security, communications and digital transformation projects.
His specialties include the interconnection of the business and ICT worlds through Enterprise and Solution Architecture. This involves extensive communication with people in different roles across roles and organisational structures, the analysis of complex ICT environments, the preparation of projects including advocacy for their benefits, budgets, and interdependencies, and overall strategic ICT development planning. You will see him regularly speaking at conferences and workshops.
Senior Security Architect
CCNP Enterprise, CCNP Security, CCNA CyberOps, C|EH, CCSI #35271
Filip works at Alef as a Security Architect and is responsible for consulting, designing solutions, and leading security-technology focused projects. He gained his technical experience as a system engineer, first in Routing & Switching and then mainly in security. Filip is also a certified Cisco instructor, so you could meet him in your educational activities at our training centre. His passion for self-education and spreading technical awareness is also demonstrated by his having been a lecturer at Cisco Academy for over 10 years.
OUR KNOWLEDGE IS YOUR FUTURE