Marc Holness
Product Line Architect, Routing, Switching, And Data Center Portfolio
Ottawa, Ontario, Canada
Summary
🤩
Rockstar🎓
Top SchoolMarc Holness is a veteran telecommunications architect with over three decades of experience designing resilient carrier and data center networks, now shaping routing, switching, and data center portfolios at Ciena. He combines deep protocol-level expertise (Ethernet protection, OAM, MPLS/IP, YANG modeling) with a proven track record of driving standards and productization—authoring editors’ drafts and multiple patents and awards. Marc is known for inventing practical protection and resiliency mechanisms (pushing innovations into ITU/IEEE standards such as G.8032 and 802.17b) and for translating complex service requirements into platform architectures. He bridges R&D, product, sales and operations, advising on cloud-native IP fabrics, segment routing, EVPN/L2/L3 VPNs, and time-sensitive networking. An active contributor to the YangModels repository, he focuses on maintaining and integrating standards YANG modules—underscoring his commitment to interoperable, model-driven network programmability. Based in Ottawa, he pairs hands-on protocol design with strategic portfolio leadership to accelerate operator and hyperscaler deployments.
10 years of coding experience
34 years of employment as a software developer
B.A.Sc. Engineering Science/Physics - Computer Science Engineering, B.A.Sc. Engineering Science/Physics - Computer Science Engineering at University of Toronto
Github Skills (5)
network-configuration10
application-integration10
integrate10
yang10
integrations10
Programming languages (3)
Github contributions (5)
YangModels/yang
Oct 2015 - Oct 2020
YANG modules from standards organizations such as the IETF, The IEEE, The Metro Ethernet Forum, open source such as Open Daylight or vendor specific modules
Role in this project:
Back-end Developer
Back-end DeveloperContributions:54 commits, 43 PRs, 3 pushes in 5 years 1 month
Contributions summary:Marc primarily contributed to the `yangmodels/yang` repository by merging remote-tracking branches and updating various YANG modules. These updates included changes to files related to network access control lists, tools and IEEE standards. The user's commits indicate a focus on maintaining and integrating external module revisions into the repository.
vendoryangforumorganizationsietf
MarcHolness/yang
Jan 2019 - Apr 2019
YANG modules from standards organizations such as the IETF, The IEEE, The Metro Ethernet Forum, open source such as Open Daylight or vendor specific modules
Contributions:3 pushes in 2 months
vendormetroyangnetwork-toolsforum
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