DayOne
A Senior Network Engineer at DayOne designs and optimizes high-performance data center infrastructure, including network topologies, security architectures, and wireless solutions. The role involves managing complex network rollouts, coordinating with vendors, and serving as the ultimate escalation point for critical outages. Candidates will leverage deep expertise in protocols, enterprise hardware, and automation tools to support global data infrastructure expansion.
Headquarters
Singapore, Central Region, Singapore
Company Size
1001-5000 employees
Founded
2022
DayOne is a pioneering data center company that develops and operates sustainable, interconnected digital infrastructure for hyperscale, cloud, and enterprise customers. The company delivers high-performance colocation capacity across Asia-Pacific markets including Singapore, Malaysia, Indonesia, Hong Kong, Japan, and Thailand, as well as Europe with a presence in Finland. DayOne is known for its proprietary SIJORI hub-and-spoke regional model and a strong commitment to sustainability and zero-carbon operations.
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
View leadership team, funding history,
and employee contacts for DayOne.
DayOne didn’t post a salary, so this is our estimate from similar listings.
5% below the average for this role
Data center startup DayOne closes $2B+ funding round
Jan 6, 2026
IS Senior System Engineer
GRUNDFOS
Senior Network Solutions Engineer – Enterprise Networking & Wireless (Remote – International (Non-US))
Gigakom
IS Senior System Engineer
GRUNDFOS
SeniorAdministrator - Wireless Networking
HCL Group
Network Engineer - Cisco SD-WAN & SDA
Bell
Senior Network Engineer Bangalore Ind
Applied Materials