Dana M. Diederich: Technical Skills Matrix

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TechnologyRating, 1-5Comments
Perl4This was my strongest programming language, but I haven't used it for several years.
Golang2I used GoLang almost exclusively at Flux Factory.
Python4Python has been my primary language since 2016.
JavaScript3I have been writing some things in JavaScript for a long time, and have written some substantial applications with it in the past six years.
C2Used to be a 5 here, but that was 1993 and before.
Ruby2I have written some applications in Ruby.
PHP2I have done some professional and private work in this language.
Java1I have taken a class and have done some self development with it.
C++1I have done some limited projects with C++.


TechnologyRating, 1-5Comments
Cisco2A long time ago, I spent many years working with Cisco devices.
Routing Protocols1A long time ago, I was familiar with OSPF, EIGRP and BGP.
Network Design2A long time ago, I had substantial Network Design experience, LAN and WAN.
F5 LTM/GTM3I have daily, practical experience with these products.
MPLS1I was familiar with MPLS.
Network Troubleshooting4I am very good at network troubleshooting and tracing.
SNMP2A long time ago, I used it for many years.
Network Management4This has been my core focus.
HP OpenView1Many years ago, I have 4 years experience with this product.
DNS3I first setup a name server in 1993, and I administrated it at LiveOps for four years.
DHCP2I've worked with the Wal-Mart DNS/DHCP team for many years.


TechnologyRating, 1-5Comments
PCI3I was intimately familiar with PCI DSS, versions 1.0 through 3.0.
Change Management3I have used Remedy, Jira and other change management systems for 27 years.
Cryptography2Years ago, I had long experience installing, designing, implementing and administrating cryptographic systems.
Security Management3I had three years experience being an organizational Computer Security Manager.
Cisco TACACS1I had many years experience with Cisco TACACS.

Project Management

TechnologyRating, 1-5Comments
Jira3I have several years experience with the ticketing and agile products.
Clarity2I had 3 years experience with this system.
Custom Automation3I have written some team-specific automation to compliment Clarity for Project Management.

Operating Systems

TechnologyRating, 1-5Comments
Linux5I've been almost daily using it since Kernel version 0.1, administrating since 1.0
AWS3I used AWS almost daily for several years.
UNIX in general4I've been almost daily using it since 1989
IBM AIX1I used and administrated it between 1997 and 2009.
HP/UX1I used and administrated it between 1997 and 2009.
Solaris2I've been using it since 1989, heavily at first, more rarely since.
Windows1I'm somewhat familiar with Windows.
MacOS2I've had daily experience for a few years.


TechnologyRating, 1-5Comments
MySQL5This is the database engine I know best. I've been using it since since 1996.
MongoDB4A number of years ago, I had many years of deep daily experience developing against, interacting with and administrating mongoDB.
Cassandra1I have done some work with it.
Neo4J1I have done some work with it.
Postgres2I have used it quite a bit at home for personal projects.
Oracle1I have done some work with it.
Informix1I have done some work with it.
DB21I have done some work with it.

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