Michal Krzysztofowicz

Personal Details

Languages:
English, Polish, Spanish (basic)
Interests and Hobbies:
technology
  • networking
  • UNIX operating systems
  • software development
  • IoT
recreational and technical diving
  • PADI Master Scuba Diver Trainer, TDI Trimix Diver
  • Trimix Gas Blender
photography aviation
  • EASA Airline Transport Pilot Licence (Aeroplanes)
  • EASA Flight Instructor
  • ATR 42/72 Type Rating
  • Single Engine Piston Rating
  • Instrument Rating with PBN (Performance Based Navigation)
sailing
  • Yacht Coastal Skipper certificate
  • ISA Powerboat Level 2 and ISA Dive Boat Coxswain certificates
  • Short Range Certificate (Marine VHF + DSC)
  • STCW-95 Personal Survival Techniques Certificate
polar exploration and the great outdoors
Other:
Full EU Driving Licence

Technical Expertise and Skills

Industry Certifications:
  • Juniper Network Professional, Service Provider (JNCIP-SP) - 2020/06/05
  • Juniper Network Professional, Enterprise (JNCIP-ENT) - 2023/07/11
  • Juniper Network Specialist, Automation and DevOps (JNCIS-DevOps) - 2019/07/17
  • Juniper Network Specialist, Security (JNCIS-Sec) - 2023/09/28
  • Juniper Network Specialist, Mist-AI (JNCIS-MistAI) - 2021/09/24
  • Juniper Design Specialist, Service Provider (JNCDS-SP) - 2021/10/08
  • Juniper Network Associate, Cloud (JNCIA-Cloud) - 2019/09/19
  • Juniper Legendary Champion (Routing, AIDE) - 2021/09/24
  • Red Hat Certified Engineer (RHCE) - 2022/02/08
  • Red Hat Certified System Administrator (RHCSA) - 2022/01/18
  • Amazon Web Services (AWS) Certified Cloud Practitioner - 2020/07/02
Skills and Experience:
  • Juniper and Cisco routers, switches and firewalls
  • Service Provider routing and switching (TCP/IP, BGP, IS-IS, OSPF, MPLS, Ethernet, IPv6, Subscriber Management, QoS, EVPN)
  • Network and Systems automation (Ansible, Python, NAPALM, Junos PyEZ, Juniper SLAX)
  • Operating systems and platforms (OpenBSD, Linux distributions: Red Hat, CentOS, Debian, Ubuntu)
  • Virtualisation (VMware ESXi, Proxmox VE)
  • Programming and scripting (Python, Bash, Go, C, Objective-C, JavaScript, HTML+CSS, MySQL, MongoDB)
  • Analytical thinking, problem-solving, attention to detail

Work Experience

February 2024 - Current
Emerald Airlines, Dublin, IRELAND
ATR First Officer (Airline Pilot)
  • support the Captain in all aspects of aircraft operations
  • prepare operational documentation and actively take part in flight preparation
  • conduct pre-flight inspections and post-flight actions to secure the aircraft
  • operate the aircraft in safe and efficient manner, in accordance with the regulations and company SOPs, both as Pilot Flying as well as Pilot Monitoring
  • deliver theoretical knowledge instruction for Operator's Conversion Course ensuring full compliance with company SOPs and regulatory requirements
October 2017 - December 2023
Agile Networks, Dublin, IRELAND
Network Architect, Engineering Team
  • network and systems automation, including software development (Python, Ansible, Napalm, Juniper PyEZ, Flask, MySQL, MongoDB)
  • design, development and implementation of solutions with primary focus on Internet Service Providers and Network Automation
  • third level support for customers and support engineers
July 2013 - April 2017
British Antarctic Survey, Halley Research Station, ANTARCTICA
Wintering Data Manager, Polar Data Centre

I've spent two winter seasons (December 2013 to March 2015 and December 2015 to March 2017) at the Halley Research Station in Antarctica, with the following responsibilities:

  • science data systems and servers administration
  • software development for science data processing and visualisation
  • server and systems monitoring
  • implemented a project of virtualising and migration of science data servers to the new platform as required by Halley VI Relocation Project and for subsequent automatic unattended operation
  • active participation in running the science programme observations (meteorology, ozone observations)
  • member of the Search and Rescue Team
Jan 2012 - July 2013
Digiweb (currently known as Viatel), Dublin, IRELAND
Wintering Data Manager, Network Engineering Department
  • manage a team of 9 network engineers, covering network design and development as well as operations
  • lead technical role in the 10G Network Upgrade Project, responsible for all technical aspects of the tender, from preparation of specifications, to evaluation of responses, to testing of proposed solutions and finally providing technical recommendation to company directors
  • ultimate escalation point for all network related technical issues
  • mentor and coach engineers within the team
  • participate in numerous company-wide projects spanning from Cloud Computing to Voice, helping to design or validating network solutions
May 2004 - Jan 2012
Digiweb, Dublin, IRELAND
Senior Network Engineer, Network Engineering Department
  • design and build the Digiweb MPLS core network and Digiweb Data Centre network
  • design the solution for Schools Broadband Access Network; create technical documentation for this solution for the tender
  • introduction of Quality-of-Service, Voice-over-IP and SIP, PPPoE aggregation for wireless services, Layer 2 and Layer 3 MPLS VPNs and IPv6 in the Digiweb Network
  • ultimate technical escalation point for all network related issues
Feb 2001 - May 2004
Tel-Energo (currently known as Exatel), Warsaw, POLAND
Senior IP Network Engineer, IP Network Operations and Maintenance
  • design, deployment and development of the IP/MPLS core network, server infrastructure and network management systems