Petri Riihikallio

Petri Riihikallio

I have worked as an independent consultant and trainer since 1986. I give advice and more formal training on various computer subjects including but not limited to:

  • Multiplatform computing and networks: Macintosh, iOS, Windows, Android, Unix and Linux.
  • Networking: IPv4, IPv6, WLAN/Wi-Fi, routing, firewalls, VPNs, security
  • Cloud solutions: Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform, OpenStack, Hyper-V
  • Mobile Device Management systems: Profile Manager, InTune
  • CyberSecurity: systems, policies, encryption, VPN, PKI, SSL/TLS, 802.1X
  • Applications I know thoroughly: Word, Excel, PowerPoint, Outlook, Teams, InfoPath, OpenOffice/LibreOffice, Adobe Acrobat, MS Project, MS Visio, Expression Web, FileMaker.
  • Business Intelligence: PowerPivot, PowerView, PowerQuery, PowerMap, PowerBI, MS Analysis Server & OLAP cubes, MS Reporting Server
  • Content Management Systems: SharePoint, WordPress, Drupal
  • Electronic forms creation and workflows using HTML, PDF, LiveCycle Designer, InfoPath or Word
  • Process documentation using BPMN, MS Visio
  • Servers I know well: Windows Server, Mac Server, SharePoint, Apache, Postfix, Dovecot, Courier-IMAP, BIND, Unbound, NSD, MySQL, MariaDB, MS SQL Server, OpenLDAP, FreeRADIUS, Samba.
  • Programming in PowerShell, Unix shell-scripting, Perl, PHP, Java (Spring), JavaScript (Node, React), Python (Flask), VBA
  • Web-development from LAMP to  React and micro services
  • Project management in traditional PMP/IPMA sense or agile like Scrum, using MS Project or ProjectLibre as the tool

I am currently the only Certified Wireless Network Expert (CWNE#307) in Finland.

I am a certified trainer by Adobe (ACI Acrobat), Amazon (AAI), Apple (ACT), CompTIA (CTT+) and Microsoft (MCT).

Microsoft Certified Trainer MCT MCSE Sharepoint Microsoft Certified Solutions Developer
Microsoft Office Specialist MOS Master Instructor MCSA Windows Server 2012 Microsoft Specialist
Master Trainer Technical Adobe Certified Expert (ACI) Acrobat Ekahau Certified System Engineer - Design Linux Professional Institute Certified Level-3 (LPIC-3) Novell Certified Linux Administrator (NCLA) Google Cloud Platform Qualified Developer Cisco CCNA Routing and Switching Cisco CCNA Wireless Cisco CCNA Security Aruba Certified Mobility Associate (ACMA) V8 Aruba Certified Mobility Professional (ACMP) V8 Aruba Certified Design Professional (ACDP) V1 Certified Wireless Network Expert (CWNE) Certified Wireless Network Administrator (CWNA) Certified Wireless Security Professional (CWSP) Certified Wireless Analysis Professional (CWAP) Certified Wireless Design Professional (CWDP) Certified Wireless Technology Specialist (CWTS) Ubiquity Enterprise Wireless Admin (UEWA) Ubiquity Broadband Wireless Admin (UBWA) MikroTik Certified Network Administrator (MTCNA) MikroTik Certified Wireless Engineer (MTCWE) MikroTik Certified Routing Engineer (MTCRE) MikroTik Certified User Manager Engineer (MTCUME) MikroTik Certified IPv6 Engineer (MTCIPv6E) MikroTik Certified Security Engineer (MTCsS) IPv6 Certification Badge for petrir CompTIA CTT+ CompTIA Project+ CompTIA Linux+ CompTIA Network+ CompTIA Security+ CompTIA CyberSecurity Analyst CompTIA Cloud+ IPMA Level D Certified AWS Certified Solutions Architect - Associate Wireshark Certified Network Analyst (WCNA)


Red Hat Certified Engineer (RHCE) Red Hat Certified OpenStack Administrator (RHCA OS) Linux Foundation Certified System Administrator (LFCS) Certified OpenStack Administrator (COA)