David Nelson
Operational Lead (SD-WAN)
Borough of Rossendale, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolDavid Nelson is an Operational Lead specializing in SD-WAN with 12 years of hands-on networking and team leadership experience at Zen Internet, where he has driven operational processes and systems integrations for Cisco Viptela deployments. He blends technical depth in routing, switching, firewall management and network security with practical software tooling—primarily Python and shell scripting—to automate tasks and reduce toil. Having progressed through roles from frontline support to senior engineering and people management, he pairs a pragmatic understanding of service delivery with continual improvement and business analysis skills. Based in Rossendale, UK, he holds business and computing qualifications from The Open University and MANCAT, reflecting his dual passion for technology and operational strategy. Colleagues rely on him to translate product launches into repeatable operational procedures and to coach teams through growth and technical change.
12 years of coding experience
6 years of employment as a software developer
Diploma, Business Studies, Diploma, Business Studies at The Open UniversityPCert, Management Studies, PCert, Management Studies at Oldham CollegeHNC, Computing, HNC, Computing at Manchester College of Arts and Technology (MANCAT)
English, German
Github Skills (55)
datetimes10
python-modules10
password-manager10
keepass9
datetime9
security9
linux9
windows9
yubikey9
windows-application9
php9
privacy9
nextcloud9
macos8
collaboration8
Programming languages (10)
Github contributions (5)
dnel/BusinessHours
Mar 2014 - Dec 2017
A Python module that calculates the number of business hours between two datetimes
Contributions:4 reviews, 8 commits, 2 PRs in 3 years 9 months
datetimedatetimespython-modules
FlominatorTM/BusinessHours
May 2024 - May 2024
A Python module that calculates the number of business hours between two datetimes
Contributions:1 push in 1 day
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