Dan Cassidy Email & Phone Number

Christchurch, NZ

Remote

Santa Fe, New Mexico

Los Alamos, New Mexico

• Administered both the system and network sides of a massively heterogeneous cluster containing 35+ CPU models of x86, PowerPC, and ARM architectures in 380+ nodes.
• Performed as the primary administrator and maintainer for the most-used GitLab server at the Lab.
• Worked with the Exascale Computing Project to help administer GitLab instances at LANL for testing next-generation GitLab continuous-integration runner executors.
• Continued research into whether commercial virtual reality headsets can be applied to scientific data analysis and visualization.
• Contributed to the design of an upcoming HPC visualization cluster.
• Served as Chair for the Student Worker Safety & Security Team.

Los Alamos, New Mexico

• Worked with a small team to build and configure a small-scale cluster using CentOS 6 and 7.
• Gained knowledge of services such as DHCP, iptables/firewalld, NFS, NTP, DNS, LDAP, SSH, TFTP, PXE.
• Worked with Intel’s Omni-Path Architecture researching fabric congestion, specifically its causes and its effect on performance.

Los Alamos, New Mexico

• Researched whether the then-newly-released commercial virtual reality headsets could be applied to scientific data analysis and visualization.

• Maintained multiple million dollars’ worth of terrestrial and satellite communications systems.
• Oversaw the work of up to 5 subordinates at any given time.
• Managed deployed armory for battalion while in Afghanistan, including 200+ personal and crew-served weapons and optic systems at 8 different physical locations throughout the country and established a regularly.
• Awarded a Navy and Marine Corps Achievement Medal for performance in Afghanistan.
• Created a system to dynamically track ammunition expenditures by battalion troops.

South Bend, Indiana

• Explained basic computer science theory and programming methodologies to other students.
• Helped to troubleshoot students’ code to find bugs and to help optimize their code to run more efficiently.

South Bend, Indiana

• Performed as the primary point of contact for over 1000 internal customers and all external customers for quickly resolving low-level technical issues.

South Bend, Indiana

• Performed all non-server computer maintenance for over 1000 internal customers.
• Administered entire inventory of Wyse thin terminals, including creating and deploying customized OS images as well as any and all hardware replacements needed.
• Managed fleet of cell phones used by drivers to remotely enter Proof of Delivery into the system.