通信インフラ設計・構築（キャリア・ISP系）/東京23区の転職求人一覧

■About our ClientA global company revolutionizing the retail industry through technology and data. By building a unique value chain with their own strategy, they provide a seamless experience to customers worldwide. ■Role OverviewThis position leads the corporate infrastructure domain, including ID management, M365, and security. It involves driving standardization and automation to build a foundation for employee experience directly linked to safety and productivity. Participation in future IT strategy formulation is also expected.■Main tasks include:・Design and operate ID/auth platforms (AD, SSO)・Build M365 and Teams collaboration bases・Drive lifecycle and license optimization・Strengthen zero-trust security foundations・Manage operations via SLAs and KPIs・Coordinate with vendors and stakeholders*If you are interested in this position, we look forward to your application.#LI-Hybrid#LI-KN

【概要】SIを目的とした業務支援ではなく、経営とITを融合させた戦略実現のためのIT化をシームレスにご支援します。近年はクラウドサービスを軸とし、Kubernetes、マイクロサービス、Terraform、Docker、Ansible、等今後世の中で必要とされる最新技術を用いた案件が増加中です。また、ソリューションカット、インダストリーカットがなく、グローバル案件を含めた全業界の案件に携わるチャンスが豊富です。【詳細】金融/製造/通信/官公庁等、様々な業界に対し、インフラコンサルタントとしてご活躍いただきます。・IT戦略立案（課題抽出、解決方針策定、グランドデザイン策定、ロードマップ策定）・システム化計画・RFP作成支援・インフラ要件定義、アーキテクチャ設計、技術選定、構築・CI/CDの企画/設計/構築・運用監視の企画/設計/構築【ソリューションテーマ例】オンプレからクラウド環境への移行計画支援／IT戦略（投資、コスト削減）の方針策定支援／システム統合の計画策定支援

数多くのユーザが利用するプラットフォーム。要件定義から運用まで幅広く担当。■ご紹介する企業世界有数の大規模ネットワークサービスを展開するグローバル企業。ゲームコンソールやモバイル向けにプラットフォームを提供しています。■ポジション概要世界有数の大規模ネットワークサービス（メッセージ、VC等）のサーバーアプリケーション開発をおこなっていただきます。要件定義からコーディング、運用までScrumチームで担当します。■業務内容・サーバーアプリケーションの要件定義、設計・コーディング、テスト等の開発業務・クライアント開発チーム/グローバル組織との協働・DevOpsでのライブ感のあるサービス運用・ゲーム開発者とのコミュニケーション・Scrumチーム内での役割分担による業務遂行ご関心いただけましたら、ご応募をお待ちしております。 #LI-Hybrid#LI-KN

[About the company]Our client is a leading technology company in Japan, providing a Kubernetes Container Platform supporting numerous services. They are committed to innovation and building a sustainable technology platform.[Role & Responsibilities]As a Golang Software/devOps Engineer, you will be a key player in the operation and development of our client's large-scale Kubernetes infrastructure. You will work closely with a team of experienced engineers to build and maintain the platform that powers many critical services. You will be responsible for both infrastructure management and software development using Go, contributing directly to the stability and scalability of a vital system. [Main tasks include]- Develop and implement solutions using Go for automated provisioning, upgrades, and self-healing of the Kubernetes cluster and nodes.- Manage and troubleshoot Kubernetes clusters, containers, and Linux infrastructure.- Handle alerts and

[About the company]Our client is a leading technology innovator, building a real-time analytics data platform that powers hundreds of services across e-commerce, fintech, digital content, and communications. They are dedicated to providing foundational insights into users, products, and markets, driven by a passion for engineering excellence and continuous improvement.[Role & Responsibilities]As a Senior Site Reliability Engineer specializing in their Analytics Platform team, you will be instrumental in ensuring the reliability, scalability, performance, and security of their core data infrastructure. You will drive architectural excellence and mentor a growing team, tackling complex distributed systems challenges and contributing to the optimization of large-scale data pipelines. You will also play a key role in migrating critical components to Google Cloud Platform (GCP), advocating for and implementing robust cloud security best practices

Our client is a forward-thinking technology company dedicated to providing robust internal cloud services. Role & Responsibilities:You will be a key player responsible for the operational excellence and continuous improvement of our client extensive Kubernetes Container Platform. This role involves ensuring the high availability, security, and performance of a complex infrastructure supporting over 100 clusters and 10,000+ nodes.Main tasks include:- Lead the creation, approval, and execution of operational procedures for node and cluster management.- Drive improvements in operational methods and documentation for enhanced efficiency and reliability.- Manage and resolve alerts and incidents, ensuring minimal disruption to services.- Implement and maintain security requirements through regular OS and middleware updates and patching.- Participate in on-call rotations, including late-night releases and monitoring.- Provide expert-level support f