David Peck is a IT Leadership, Systems Administration, DevOps, SRE, Documenter extraordinaire at Ultra Mobile. Colleagues describe him as "I was fortunate worked with David in Hitachivantara for many years. I started as a Contractor Security Engineer. David was the go-to mentor whom my Manager pointed to me for any information I need to get job done. After I was transferred to the Global Security Operation team and Hitachi had many personnel changes, David was the Lead Architect, Substitute Manager, Substitute Director of the On-Premise and Cloud Systems Admin teams . David worked for three jobs at the same time for many months and two jobs at the same time for near a year. He led the teams to resolve all the vulnerabilities, threats, and set up security templates and SOPs, worked closely with me and other security team members. He is one of the best co-workers I have ever had: respectful, sharing knowledge, talent, hardworking, kind, humble, get job well done effectively. I highly recommend David to any positions he is qualified for.", "Highly recommended!!", and "David is a consistenly outstanding performer. The combination of desire to improve himself along with his high intelligence and common-sense make him among the best I have worked with in my 16-years of IT experience."