6 results for Network Engineer jobs

Network Engineer

Tokyo,
remote
Permanent
10.0M - 10.0M JPY / Yearly
Company ProfileA global leader in aerospace and defense, providing advanced aircraft, satellite, and related services solutions with a strong focus on innovation, safety, and sustainability. The Role<ul><li>Design, implement, and maintain enterprise network infrastructure (LAN/WAN/Wi-Fi)</li><li>Monitor network performance, troubleshoot issues, and ensure system availability and security</li><li>Collaborate with global IT teams to support infrastructure projects and upgrades</li></ul> Your Skills <ul><li>Hands-on experience with network technologies (routing, switching, firewalls)</li><li>Knowledge of network security, protocols, and monitoring tools</li><li>Strong problem-solving skills and ability to work in an international environment</li></ul> Key Highlights of the Role <ul><li>Opportunity to work in a global and highly regulated aerospace environment</li><li>Exposure to cutting-edge network technologies and large-scale infrastructure</li><li>Collaborative and diverse international team</li></ul> Location Tokyo Salary10 million yen Reference Number: 06940-0013450827 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/SGluc29uLkxldW5nLjY0NjEyLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-06-25T07:27:55Z

Network Engineer

Tokyo,
remote
Contract
6.0M - 6.0M JPY / Yearly
Company Profile<ul><li>A globally recognized luxury retail company specializing in premium consumer products. The organization operates a nationwide retail network and is committed to delivering exceptional customer experiences through innovative technology and infrastructure excellence.</li></ul>The Role<ul><li>Provide IT infrastructure and technical support across multiple retail and corporate locations.</li><li>Manage and maintain network, server, and workplace technology environments to ensure business continuity.</li><li>Troubleshoot infrastructure and connectivity issues, perform root cause analysis (RCA), and implement preventive measures.</li><li>Coordinate with external vendors and telecommunications providers to support operational requirements.</li><li>Participate in infrastructure projects, system upgrades, and technology rollouts.</li><li>Manage IT assets and support lifecycle management processes.</li></ul>Your Skills<ul><li>Minimum 5 years of experience in network infrastructure, systems administration, or IT technical support.</li><li>Strong troubleshooting and root cause analysis skills.</li><li>Experience supporting multi-site environments; retail industry experience is advantageous.</li><li>Knowledge of LAN, WAN, Wi-Fi, VPN, routing, switching, firewalls, and SD-WAN technologies.</li><li>Experience with Cisco and Meraki networking solutions.</li><li>Knowledge of Windows Server, Active Directory, and Microsoft 365 administration.</li><li>Familiarity with endpoint and mobility management solutions. Experience with Workspace ONE and Apple iOS devices is preferred.</li><li>Understanding of backup, disaster recovery, business continuity, and IT security principles.</li><li>Basic PowerShell scripting and automation skills.</li><li>Experience in IT asset lifecycle management and vendor management.</li></ul>Key Highlights of the Role<ul><li>Opportunity to support a complex multi-site infrastructure environment.</li><li>Exposure to enterprise networking technologies including Cisco, Meraki, and SD-WAN solutions.</li><li>Involvement in infrastructure modernization, operational improvement, and technology deployment projects.</li><li>Work within a globally connected IT organization supporting a premium retail business.</li><li>Competitive compensation and career growth opportunities.</li></ul>LocationTokyoSalaryJPY 6 million Reference Number: 06940-0013480764 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/YWhtYWQucm95YW5pLjE5OTgwLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-08-20T00:58:59Z

Infrastructure Engineer

Tokyo,
remote
Contract
7.8M - 7.8M JPY / Yearly
Relevant ExperienceOver 10 years of experience with a global technology company, advancing from Technical Support Engineer to Technical Leader in customer delivery engineering. Specialized in datacenter networking design, including ACI, VXLAN/EVPN, and Nexus technologies, with extensive experience delivering large-scale projects for telecommunications, smart city, and critical infrastructure organizations in Japan. Most projects were delivered remotely from overseas in a consulting capacity, complemented by earlier onsite engineering experience in Japan supporting enterprise IT infrastructure.Tech StackExpert-level networking professional with multiple advanced certifications in enterprise networking, automation, and infrastructure technologies. Extensive expertise in datacenter networking, software-defined networking, security, and network automation using Python, Ansible, Terraform, NSO, pyATS, and Robot Framework. Additional experience includes Linux, Windows Server, virtualization platforms, Kubernetes, container technologies, and CI/CD tools, supported by numerous industry-recognized certifications across networking, cloud, and systems administration.AccomplishmentsLed large-scale network modernization initiatives, including migration from legacy datacenter fabrics to VXLAN/EVPN using Infrastructure as Code and Network as Code methodologies. Designed and implemented automated testing frameworks for enterprise datacenter deployments, developed software-defined campus network architectures integrated with enterprise identity services, and created over 200 automated network validation test cases covering major routing protocols and EVPN technologies for large-scale service provider environments. Location Tokyo Salary6.8 million yen Reference Number: 67040-0013457775 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure. <img src="https://counter.adcourier.com/SGluc29uLkxldW5nLjI2NDk3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-07-06T05:28:57Z

Customer Success Engineer

Tokyo,
remote
Permanent
18.0M - 25.0M JPY / Yearly
企業概要 | Company Profile A mission-driven global cybersecurity intelligence provider is seeking a Customer Success Engineer based in Japan. The company delivers unmatched visibility into internet activity at a global scale, serving enterprises, government bodies, financial institutions, and telecommunications providers with threat intelligence that helps detect, disrupt, and defend against advanced cyber threats. 職務内容 | The Role * Own the full post-sales technical lifecycle for Japanese enterprise customers - from onboarding and integration through adoption, renewal, and expansion. * Serve as a trusted technical advisor, helping customers embed threat intelligence into their security workflows (SecOps, threat hunting, incident response, and detection engineering). * Build and maintain success plans that map customer intelligence requirements to measurable ROI and business outcomes. * Deliver workshops, enablement sessions, solution demos, and workflow guidance tailored to each customer's maturity level. * Troubleshoot adoption gaps across APIs, data flows, integrations, and operational workflows. * Monitor account health, usage patterns, and stakeholder engagement; recommend improvements to drive ongoing value. 応募資格 | Your Skills * 3+ years of experience in cybersecurity (SOC, threat intelligence, detection engineering, incident response, or related disciplines). * Solid experience in customer-facing technical roles: Customer Success Engineering, Technical Account Management, Solutions Engineering, or Security Consulting. * Familiarity with CTI concepts: intelligence lifecycle, threat actor infrastructure, indicators, enrichment, MITRE ATT&CK, and operationalization. * Experience integrating or consuming intelligence via SIEM, SOAR, TIP, EDR, or APIs. * Knowledge of network protocols and internet infrastructure (TCP/IP, DNS, HTTP, TLS). * Experience working with Japanese enterprise customers and navigating Japan's formal business culture. * Native-level Japanese with business-level English (reading, writing, speaking). おすすめのポイント | Key Highlights of the Role * Work with some of Japan's and APAC's most critical organizations - including global financial institutions, telecoms, and government bodies. * Be the face of a globally trusted cybersecurity intelligence platform in the Japanese market. * Contribute directly to missions that protect national security, critical infrastructure, and millions of people. * Collaborate with global teams across the US and EMEA in a high-impact, mission-driven environment. * Attend international company events including the annual customer conference and global Sales Kickoff. Location TokyoSalary18 - 25 million yen Reference Number: 67040-0013394554 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure. <img src="https://counter.adcourier.com/TW9tby5NYWVkYS4xNTMwMi4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-05-28T07:13:49Z

Bilingual Machine Learning Engineer

Tokyo,
remote
Permanent
7.0M - 13.0M JPY / Yearly
Company ProfileA pioneer in Japan's Expert Network Services (ENS) industry, providing highly accurate knowledge matching across regions and language barriers for consulting firms and financial institutions, is looking for a Machine Learning Engineer to join its Tokyo office. The Role<ul><li>Lead the design and implementation of autonomous AI agents using predictive and generative models, working closely with English-speaking engineering teams based in the US and Europe.</li><li>Drive Japanese NLP and accuracy evaluation efforts - from preprocessing and chunking strategies to building systems that evaluate the accuracy of Japanese data.</li><li>Select and evaluate LLMs across multiple providers (OpenAI, Anthropic, Google, etc.), balancing cost optimization with system robustness.</li><li>Build CI/CD pipelines and institutionalize best practices around model training, monitoring, and version control (MLOps).</li><li>Optimize inference performance and scalability of machine learning models, and fine-tune LLMs for domain-specific use cases.</li><li>Join around 2-3 early-morning or evening online meetings per week to coordinate with overseas teams.</li></ul> Your Skills <ul><li>At least 3 years of practical ML and backend development experience, with the ability to independently understand and develop large-scale Python codebases.</li><li>Core hands-on experience in at least one of: LLM orchestration (structured outputs, tool use, agent workflows), ML pipelines with tabular data (feature engineering, ranking models/LTR, model evaluation), or modern DevOps/MLOps environments (Docker, pytest, CI/CD).</li><li>Bachelor's or master's degree in computer science, data science, mathematics, statistics, or equivalent experience.</li><li>Business-level English proficiency is required; everyday-conversation-level Japanese is a plus.</li><li>Public cloud development experience and experience growing a service in collaboration with non-engineers are advantageous.</li></ul> Key Highlights of the Role <ul><li>Directly shape the AI-driven transformation of a company's core "search and matching" business, backed by an 800,000-person expert network and billions of yen in revenue.</li><li>Own projects end-to-end, from problem definition and spec development through release and iteration, in an environment where your ideas carry real weight.</li><li>Build your career with an international outlook, collaborating across multi-site development hubs in Tokyo, the US, and the EU - with the option to work from the New York office.</li><li>Work with a modern AI/ML stack (Azure OpenAI, LangChain, LangGraph, Transformers) on high-impact, production-facing generative AI features.</li></ul> Location Tokyo Salary7 - 13 million yen Reference Number: 06940-0013481561 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure. <img src="https://counter.adcourier.com/U21haWwuU2FmaS4xMDY3NC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-08-03T06:57:38Z

IT Consultant

Tokyo,
remote
Contract
6.0M - 7.2M JPY / Yearly
Company ProfileA global leader in industrial gases, technologies, and related services, supporting customers across a wide range of industries through innovation, digital transformation, and operational excellence. The Role<ul><li>Provide IT consulting and project support for business and technology initiatives across multiple functions</li><li>Gather and analyze business requirements, identify process improvement opportunities, and recommend technology solutions</li><li>Coordinate with internal stakeholders, vendors, and regional teams to support system implementation, enhancement, and troubleshooting</li></ul> Your Skills <ul><li>Experience in IT consulting, business analysis, project coordination, or IT project delivery</li><li>Strong communication and stakeholder management skills in a multinational environment</li><li>Ability to gather requirements, analyze business processes, and support technology implementation projects</li></ul> Key Highlights of the Role <ul><li>Opportunity to work with a globally recognized multinational organization</li><li>Exposure to regional and international stakeholders in a diverse business environment</li><li>Hands-on involvement in digital transformation and business improvement initiatives</li></ul> Location Tokyo Salary500,000 - 600,000 yen monthly / Start with a 3-month contract Reference Number: 06940-0013450114 By clicking 'apply', you are deemed to have agreed to Robert Half Japan Privacy Notice (<a href="https://www.roberthalf.com/jp/en/privacy">https://www.roberthalf.com/jp/en/privacy</a>). Please ensure that your application documents do not include sensitive personal data such as race, beliefs, medical history, criminal record, or other information irrelevant to hiring process such as spouse or dependents. All information must be accurate and truthful, and any included hyperlinks must be safe and secure.<img src="https://counter.adcourier.com/SGluc29uLkxldW5nLjUzNjI0LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-07-02T06:44:23Z