8 results for Cyber Security Engineer Manager in Saitama, Saitama

IT Manager

Tokyo,
remote
Permanent
10.0M - 10.0M JPY / Yearly
Key Responsibilities:<ul><li>Deliver high-quality in-house ICT services that exceed industry standards.</li><li>Support oversight of all aspects of technology infrastructure, including servers, networks, telecommunications, and cloud services.</li><li>Ensure robust cybersecurity to protect sensitive client data and maintain confidentiality.</li><li>Lead and manage the desktop support team.</li><li>Collaborate with management to develop and implement technology strategy aligned with business objectives.</li><li>Assist in building relationships with external vendors, hardware manufacturers, solution providers, and service providers.</li><li>Support IT budgeting, including forecasting, cost control, and technology investments.</li><li>Establish and enforce IT policies, procedures, and best practices.</li><li>Ensure compliance with relevant industry regulations and data protection requirements.</li><li>Promote and lead technology training initiatives for staff.</li><li>Plan and execute disaster recovery and business continuity strategies.</li></ul>Required Qualifications:<ul><li>5-7 years of IT management experience, preferably in a professional services environment.</li><li>Proven experience managing IT infrastructure in a Windows/Microsoft 365 environment.</li><li>Experience operating and managing computer virtualization technology (including virtual desktops) and hypervisors in an enterprise setting.</li><li>Flexible mindset adaptable to changing trends and environments; strong self-starter.</li><li>Experience in cybersecurity, data protection, disaster recovery, and business continuity planning.</li><li>Excellent communication skills; ability to explain technical concepts to non-technical staff and management.</li></ul>Preferred Qualifications:<ul><li>Knowledge of legal technology (Legal-tech) applications and workflows.</li><li>Experience with legal-specific software (e.g., CMS platforms such as OpenText Content Server).</li><li>Relevant certifications (MCSE, CISSP, ITIL, CompTIA Security+, etc.).</li><li>Familiarity with compliance requirements in the legal industry.</li><li>Experience with cloud migrations and hybrid infrastructure.</li><li>Knowledge of e-discovery processes and litigation support technology.</li><li>Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent experience.</li></ul>Team Information:<ul><li>The IT team includes a manager and desktop support specialists.</li><li>The department is recognized for its commitment to supporting attorneys and staff with modern technology solutions.</li><li>There is an ongoing focus on ICT workplace modernization and process improvement, with new initiatives being planned and implemented.</li></ul> JO:06940-0013367288Location: TokyoAnnual Salary: JPY 10,000,000<img src="https://counter.adcourier.com/YWhtYWQucm95YW5pLjA0NzExLjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-02-05T09:25:53Z

IT Manager

Tokyo,
remote
Permanent
10.0M - 10.0M JPY / Yearly
<ul><li>Key Responsibilities<ul><li>Demonstrate strategic vision and strong execution in delivering high-quality internal information and communication technology services that outperform typical market expectations</li><li>Support oversight of the organization's full technology infrastructure, including servers, networks, telecommunications, and cloud-based services</li><li>Maintain strong cybersecurity practices to safeguard confidential client information and preserve privileged communications</li><li>Lead and supervise the desktop support team</li><li>Partner with organizational leadership to create and implement technology strategies that support business goals</li><li>Help develop and maintain relationships with outside vendors, equipment manufacturers, solution partners, and service providers</li><li>Assist with managing the technology budget, including forecasting, expense control, and investment planning</li><li>Create, implement, and uphold technology policies, procedures, and best practices</li><li>Ensure adherence to industry regulations and data privacy requirements</li><li>Lead technology training efforts to improve employee productivity and user adoption of systems</li><li>Develop and carry out disaster recovery and business continuity plans</li></ul>Required Qualifications<ul><li>5-7 years of experience in technology management, ideally within a professional services setting</li><li>Demonstrated experience managing technology infrastructure in a Windows-based and cloud productivity environment</li><li>Experience operating and managing virtualization technologies, including virtual desktop environments and hypervisors, within a large organization</li><li>Adaptable and flexible mindset, with the ability to respond to changing business and environmental conditions and work independently with initiative</li><li>Experience in cybersecurity, data protection, disaster recovery, and business continuity planning</li><li>Strong communication skills, including the ability to explain technical concepts clearly to non-technical employees and administrative leadership</li></ul>Preferred Qualifications<ul><li>Familiarity with technology applications and workflows commonly used in the legal sector</li><li>Experience with industry-specific software platforms for content or case management, or similar systems</li><li>Relevant professional certifications in infrastructure, security, service management, or technical support</li><li>Understanding of compliance requirements and ethical technology considerations within the legal field</li><li>Experience with cloud migration projects and hybrid infrastructure environments</li><li>Knowledge of electronic discovery processes and litigation support tools</li><li>Bachelor's degree in computer science, information technology, or a related discipline, or equivalent practical experience</li></ul>About the Organization<ul><li>This is a full-service law practice with approximately 70 legal professionals and about 40 business support employees</li></ul>Location Tokyo Salary10 million yen Reference Number: 67040-0013410520 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. </li></ul><img src="https://counter.adcourier.com/YWhtYWQucm95YW5pLjU4Nzk3LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-04-23T04:58:15Z

IT Support Manager

Tokyo,
remote
Permanent
10.5M - 10.5M JPY / Yearly
Company Profile A leading global company recognized for innovative solutions and a strong presence in dynamic markets.The Role<ul><li>Oversee the stability and availability of critical business applications, ensuring continuous operations through proactive monitoring and issue prevention.</li><li>Lead rapid incident response and troubleshooting to effectively minimize downtime, restoring services in collaboration with relevant teams.</li><li>Apply AI and machine learning tools to analyze logs and user activity, enabling early detection and resolution of potential problems.</li></ul>Your Skills<ul><li>Professional experience in IT infrastructure or application support.</li><li>Demonstrated problem-solving and communication skills; adaptable to dynamic business environments.</li><li>Solid understanding of AI technology, automation practices, and a strong desire for ongoing professional development.</li></ul>Key Highlights of the Role<ul><li>Drive the adoption of AI within the support function, including training, documentation creation, and developing team best practices.</li><li>Automate routine tasks to enhance operational efficiency and reduce the risk of human error.</li><li>Establish comprehensive monitoring and alerting systems, conduct root cause analysis following incidents, and implement prevention strategies.</li><li>Work cross-functionally with product, engineering, and business teams to identify opportunities for AI integration and enhanced customer experience.</li><li>Set clear metrics for system performance and reliability to maintain high user satisfaction.</li><li>Stay updated on emerging AI technologies and industry trends by evaluating and piloting new solutions.</li><li>Take the lead on BAU projects and initiatives as part of the Japan-based application support team.</li></ul>Location TokyoSalary10.5 million yen Reference Number: 06940-0013377628 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/bHVrZS5mdXJuaXZhbC45NTI5OC4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-03-11T02:14:04Z

Full-stack Java Engineer

Tokyo,
remote
Contract
9.4M - 9.4M JPY / Yearly
Company Profile A leading European-origin global enterprise, renowned for driving digital transformation in the commerce and technology space. With a strong presence in Tokyo, the organization is committed to building scalable, high-performing platforms that streamline complex business operations for both internal and external stakeholders.<hr />The Role<ul><li>As a Full-stack Java Engineer, you will architect and develop next-generation web application platforms, serving critical functions across business process management and contract management.</li><li>Take ownership of complex and dynamic business workflows, creating robust end-to-end solutions to automate and optimize key activities-including merchant onboarding, information updates, and contract lifecycle management.</li><li>Play an integral role in an agile engineering team, continuously enhancing our platforms to support rapidly evolving business ecosystem and expansion into new domains.</li></ul><hr />Your Skills<ul><li>Minimum 3 years of hands-on Java development, with deep expertise in the Spring Framework and RESTful API design (including scalability, security, and maintainability).</li><li>Proven experience in modern frontend development (React/TypeScript/JavaScript), database design and SQL, plus practical skills with Docker/Kubernetes containerization.</li><li>Strong communicator, both in Japanese (fluent) and English (business level), who thrives in a collaborative, cross-functional environment.</li></ul><hr />Key Highlights of the Role<ul><li>Drive process standardization and efficiency in one of Asia's most recognizable technology companies.</li><li>Work on mission-critical systems that directly impact the scalability and success of a leading online marketplace in Japan and other core businesses.</li><li>Engage in a culture that values autonomous ownership, continuous learning, and technical innovation-backed by opportunities for career advancement and leadership.</li></ul><hr />Location Tokyo (Osaka optional)<hr />Salary 9,360,000 yen (annual)<hr />Reference Number: 06940-0013372137 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/c2Fvcmkua29kYWthLjI0OTc4LjEwODk4QHJoaWpwLmFwbGl0cmFrLmNvbQ.gif">
2026-02-19T05:59:09Z

Database Engineer

Tokyo,
remote
Contract
6.0M - 8.0M JPY / Yearly
Company Profile | 企業概要 A leading global e-commerce and technology company is seeking a Senior Data Engineer with deep Elasticsearch and database expertise to join their dynamic infrastructure team. The Role | 職務内容 <ul><li>You will be responsible for the architecture, deployment, management, and optimization of critical database and Elasticsearch environments.</li><li>Ensuring high availability, performance, and scalability of data infrastructure, with a particular focus on Kubernetes deployments.</li><li>You will design and manage large-scale Elasticsearch clusters (multi-node, multi-terabyte), including performance tuning, security, and monitoring.</li><li>Manage highly available MySQL clusters on Kubernetes/container platforms across production and non-production environments, including backup, recovery, capacity planning, and lifecycle management.</li><li>Work closely with development, operations, and SRE teams to ensure seamless application and database integration, and participate in on-call rotations for 24/7 critical support.</li></ul> Your Skills | 応募資格 <ul><li>Deep expertise in Elasticsearch architecture - sharding, replication, indexing, mapping, analyzers, and aggregations.</li><li>Strong MySQL experience including high availability setups, security, encryption, and root cause analysis.</li><li>Proficiency in scripting languages such as Python and Bash for automation.</li><li>Experience with cloud platforms (GCP, AWS) and containerization technologies (Docker, Kubernetes).</li><li>Experience with monitoring tools such as Prometheus, Grafana, Kibana, and Elastic Stack Monitoring.</li><li>Experience with Infrastructure as Code tools like Terraform is a plus.</li><li>Familiarity with additional NoSQL databases such as Couchbase is advantageous.</li></ul> Key Highlights of the Role | おすすめのポイント <ul><li>Play a central role in maintaining and evolving the data infrastructure of a globally recognized technology organization.</li><li>Mentor junior engineers and drive adoption of best practices, standards, and automation initiatives.</li><li>Lead technical discussions, design reviews, and strategic planning for database infrastructure roadmaps.</li><li>Join a large-scale, innovative environment at the intersection of e-commerce, fintech, and technology.</li></ul>Location Tokyo Salary6 - 8 million yen Reference Number: 67040-0013415459 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/c2h3ZXRhLmxla2hyYWphbmkuMjcwNzIuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-23T03:02:18Z

Head of Engineering

Tokyo,
remote
Permanent
15.0M - 15.0M JPY / Yearly
About the Role A fast-growing fan community application is looking for server-side engineers to support ongoing expansion. The role involves designing, building, and improving core features using Node.js. This is an opportunity for those passionate about technology and product development.Responsibilities<ul><li>Develop and maintain backend features with Node.js</li><li>Propose and test ideas for product improvement</li><li>Work with product managers to clarify requirements and solve problems</li><li>Option to contribute in infrastructure-related areas depending on your interests</li></ul>Product Overview A subscription-based app connecting creators and core fans in exclusive communities. Creators drive content and engagement, creating a rewarding experience for all participants.Team & Work Style<ul><li>15 engineers, 2 product managers, 3 support members</li><li>Flat structure, encouraging new ideas and challenges</li><li>Fully remote and flexible work environment</li><li>Frequent collaboration and knowledge sharing via Slack</li></ul>Tech Stack<ul><li>Node.js, GCP, AWS, MySQL, BigQuery, Redis</li><li>Agile methodology</li></ul>Requirements<ul><li>Experience leading or playing a key role in backend development and product release</li><li>Experience working on agile teams with product managers</li><li>Passion for technology and product building</li><li>Strong communication and teamwork skills</li></ul>Nice to Have:<ul><li>Experience with large-scale or high-traffic systems</li><li>Payment system or mobile/web development experience</li><li>Knowledge of live streaming technologies</li><li>Turning high-level concepts into working systems</li><li>Experience working with product managers/designers</li></ul>JO: 06940-0013356210Location: TokyoAnnual Salary: ￥15,000.000<img src="https://counter.adcourier.com/c3VlLnRpbmcuNTg3ODkuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-02-05T08:27:16Z

SRE Engineer

Setagaya,
remote
Contract
6.0M - 9.0M JPY / Yearly
Company Profile | 企業概要 A global e-commerce and technology leader operating one of Japan's most widely used loyalty point ecosystems, seeking a senior Site Reliability Engineer. The Role | 職務内容s Working within a high-traffic, mission-critical platform that processes hundreds of thousands of transactions in real time, you will lead the stable operation and continuous improvement of core digital services. As a Senior SRE, you will define and drive SLOs/SLAs, lead incident response, oversee performance and capacity initiatives, and manage and mentor a team of SRE engineers - all while fostering a strong DevOps culture across product, infrastructure, and security teams. Your Skills | 応募資格 5+ years of hands-on experience in SRE, infrastructure engineering, or a related discipline. Proven experience building and operating production systems on public or private cloud (AWS, GCP, Azure). Deep expertise in Kubernetes - design, build, operation, and scaling. Strong command of modern observability tooling such as Prometheus, Grafana, ELK Stack, or Datadog. Solid knowledge of UNIX internals, TCP/IP networking, and HTTP protocols. Experience with CI/CD pipelines (Jenkins, CircleCI, GitLab CI/CD) and scripting in Python or Shell. Track record of leading production incident management end-to-end, including RCA and preventative measures. Business-level English required; Japanese proficiency is a strong plus. Key Highlights of the Role | おすすめのポイント Own reliability for one of Japan's highest-traffic consumer platforms, processing transactions at massive scale. Drive meaningful SRE transformation - error budgets, toil reduction, and observability - with real organizational support. Collaborate with global, cross-functional teams in a truly international engineering environment. Join a company at the center of Japan's digital economy, with continued investment in its technology infrastructure.Location Tokyo Salary6 - 9 million yen Reference Number: 67040- 0013410548 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/c2h3ZXRhLmxla2hyYWphbmkuMzA0NzYuMTA4OThAcmhpanAuYXBsaXRyYWsuY29t.gif">
2026-04-01T02:55:09Z

Head of Infrastructure

Tokyo,
remote
Permanent
30.0M - 30.0M JPY / Yearly
Company Profile<ul><li>A global organization recognized for its innovative approach and consistent growth in the technology sector.</li></ul>The Role<ul><li>Lead the end-to-end delivery of IT infrastructure services in Japan, covering cloud, compute, network, digital workplace, IT service management, and IT asset management domains.</li><li>Align global infrastructure strategies with Japan's business, regulatory, and operational needs, ensuring secure, high-performing, and compliant technology services.</li><li>Drive modernization and automation initiatives to optimize service delivery and operational efficiency.</li><li>Manage and develop a cross-functional team operating within a matrix structure, fostering leadership and a high-performance culture.</li><li>Oversee local and global service providers, including contract negotiations, SLA management, performance, risk, and cost optimization.</li><li>Serve as the main liaison between local business/IT leaders and global infrastructure teams, advocating for Japan's priorities and ensuring local requirements are represented in global decisions.</li><li>Partner closely with local leadership to support business growth and enable strategic initiatives.</li><li>Oversee a significant annual infrastructure budget, ensuring financial discipline and cost management.</li><li>Ensure strong controls and compliance with both global security and Japanese regulatory requirements.</li></ul>Your Skills<ul><li>At least 15 years of progressive experience managing large-scale IT infrastructure in multinational environments, preferably in financial services or insurance, with solid understanding of applications development and support.</li><li>Broad technical expertise, including public cloud platforms (e.g., AWS, Azure, GCP), traditional computing (e.g., Oracle, Mainframe), and experience integrating legacy with modern systems.</li><li>Demonstrated ability to influence executive stakeholders and lead initiatives, even in decentralized or matrixed organizations.</li><li>Outstanding verbal and written communication skills, capable of translating complex technical topics into clear business language.</li><li>Language: Native or fluent proficiency in both Japanese and English preferred; minimum fluency in one with strong understanding of the other.</li><li>Strong understanding of insurance business operations, security, and regulatory requirements is highly valued.</li></ul>Key Highlights of the Role<ul><li>Bridge global strategies and local requirements, driving transformation and modernization.</li><li>Lead service delivery and innovation for business-critical infrastructure.</li><li>Implement automation, efficiency, and compliance initiatives across the Japan organization.</li><li>Strategic partnership with local leadership to enable growth.</li><li>Manage significant financial and vendor portfolios, ensuring operational excellence.</li></ul>Location<ul><li>Tokyo</li></ul>Salary30 million yen Reference Number: 06940-0013380731 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/bHVrZS5mdXJuaXZhbC40Njg3Ni4xMDg5OEByaGlqcC5hcGxpdHJhay5jb20.gif">
2026-03-11T02:17:01Z