Things I’ve had professional experience with:

Job Titles: IT Director, Technical Director, Principal Business Analyst, Network Manager, Senior Manager

Duties: IT Management, Head of IT, IT Service Management, ITSM, Coaching, Training, Organizational Development, Business Analysis, cost based planning and reporting, management reporting, business intelligence, coporate risk management, Controlling, Project Management, Interimistic Management, Administrator, Programmer, Developer, Lecturer, Freelance, Consultant, Trainer

Methods, Frameworks, Regulatories: ITIL, COBIT, Scrum, agile IT Service Management, ITSM, agile ITSM, aliando, Grundschutzhandbuch (GSHB), BS7799, ISO17799, ISO9000, HGB, IFRS, IT-Governance, SOX, GOB, risk management, Management by objectives (MBO), management by delegation, management by projects, lean management, balanced scorecard, kaizen, kontinuierlicher Verbesserungsprozess (KVP)

Programming Languages: C++, C, PHP, Java, Perl, Pascal, Python, Tcl/Tk, Basic, Shell, Assembly

Operating Systems: Mac OS9 to OS-X Leopard (Apple), Linux (Slackware, Redhat, SuSE, Novell), Windows (3.1, NT, 2000, XP), Ultrix (DEC), IRIX (SGI), Solaris, SunOS (SUN), HP-UX (Hewlett Packard), Novell Netware, Cisco IOS, GEM

Commercial Software: Oracle, MS Office (Word, Excel, Powerpoint, Access), iWorks, SAP-CO, SAP-FI, Report Painter, ARIS, Photoshop, MS Exchange, MS Sharepoint, salesforce, MIS, Business Inteligence, BI-Systems (seen all the big ones, used Microsoft because it was there), and tons of tools I used and forgot

Open Source Software (OSS): MySQL, LAMP, Apache, Tomcat, Nagios, OTRS, Wiki (e.g. MediaWiki, MoinMoin), CRM (e.g. Textpattern, alfresco), Forum (e.g. Simple Machines), Blogs (e.g. Serendipity, S9y), Open Office, emacs (until my employees forbid bloatware on online servers), gcc, gpp, glib, gimp, lex, yacc (and tons of tools I used and forgot)

Protocols & Formats: TCP/IP, NetBIOS, SSL, SMTP, HTTP, SSH, RDP, SOAP, HTML, XHTML, XML, CSS, VDAFS, VPN, RAS, DSL, ISDN, E-Carrier-System (E1, E3, E4), ASN.1, X.500, LDAP, Corba, Ajax, EPK, EEPK