Senior Network Engineer jobs in United States
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Rakuten International · 3 days ago

Senior Network Engineer

Rakuten International is a division of Rakuten Group, Inc., a Japanese global technology leader in services that empower individuals, communities, businesses and society. They are seeking an experienced Senior Network Engineer to join their Cloud Platform Supervisory Department, responsible for managing Rakuten’s private Cloud platform and supporting the global backbone and network infrastructure. This role involves operations, implementation, and maintenance of networks, as well as collaboration with global teams.

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H1B Sponsor Likelynote

Responsibilities

Network administration and engineering for Rakuten’s global platforms
Monitoring of our IT infrastructure and platforms, troubleshooting, and solving the emerging problems, possibly in collaboration with the developers of various applications
Participating in release management, patching, upgrades, and version control across hybrid environments. Using CI/CD practices (Jenkins, Git workflows, and infrastructure-as-code principles)
Development of new tools and frameworks for the operations, or improvement of existing tools and frameworks, to facilitate automated operations of our platforms and infrastructure
Participating in 24x7 on-call rotation of 1 week on-call shifts
Investigating and improving open-source technologies relevant for the operations of our platforms and infrastructure
Understanding the requirements of potential customers and developing demos and prototypes
Planning the operations process, executing the operations according to plan, and reporting progress to management
Working closely with the network teams in Japan and Europe
Travel to Japan and Europe are to be considered

Qualification

Network administrationIP routing protocolsDatacenter networkingNetwork automationLinux operating systemsPython scriptingAnsibleChefWiresharkJapanese

Required

Experience configuring and troubleshooting complex network environments made of routers, switches, load-balancers, firewalls
Good understanding of IP routing protocols such as BGP and OSPF for IPv4 and IPv6, switching, MPLS (L2/L3 VPN), VRFs, NAT, ACLs, VLANs, MLAG/LAG, SNMP
Good understanding of datacenter networking technologies such as VXLAN EVPN
Experience with some of the following platforms: Cisco Nexus, Juniper MX, Arista, Dell
Solid understanding of 1G/10G/40G physical cabling/transceiver standards: fiber optic types/sizes/capabilities, transceiver types/options
Fundamental knowledge of Linux operating systems
Strong understanding of network technologies, including capacity and bandwidth management, network automation, and AIOps
Ability to work effectively in global, cross-functional team environments
Knowledge and experience in implementing best operational practices to improve network service quality
Bachelor's degree in computer science; or equivalent experience
7+ years in network infrastructure engineering, with cloud and data center experience

Preferred

Some experience with major cloud providers (AWS/GCP/Azure), especially on network features
Exposure to open-source networking technologies (FRR, Cumulus Linux, SONiC, whitebox switches)
Python scripting or another programming language
Network automation with Ansible or Chef
Some experience with flow analysis, metering, trace analysis with Wireshark
Proficiency in Japanese

Benefits

Discretionary bonus
Health
Vision
Dental insurance
401k matching
PTO
Volunteer Time Off (VTO)
Other employee benefits

Company

Rakuten International

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In Japanese, Rakuten stands for “optimism.” It means we are hopeful for the future and believe we can make tomorrow better by what we do today.

H1B Sponsorship

Rakuten International has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (7)
2024 (7)
2023 (8)
2022 (19)
2021 (15)
2020 (23)

Funding

Current Stage
Late Stage

Leadership Team

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Bjorn Laukli
CTO, Rakuten.com
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Mario Pinho CPA, CA
CFO
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Company data provided by crunchbase