求人ID : 1323925 更新日 : 2022年12月01日

IT インフラ コンサルタント【ハイブリッドワーク】◆必須:3年以上のネットワークアドミン・ITインフラエンジニアの経験

採用企業 Sentree K.K.
勤務地 東京都 23区, 目黒区
雇用形態 正社員
給与 700万円 ~ 1000万円


服装カジュアル フレックスタイム制


Sentree K.K. is looking for an IT Infrastructure Consultant in Tokyo, Japan, to provide technical insights and advice in a consulting capacity from his/her hands-on involvement and deep understanding of the Client's IT infrastructure.

Area of coverage
Network, hardware (mobile devices, laptops, and peripherals), software, storage, security systems, operating systems, wired and wireless access.
MacOS, iOS, Windows 10 and 11 under Active Directory

Main purpose of the role
Ensure our clients technology infrastructure is functioning efficiently, and aligned with their business needs with a solid risk/incident management strategy

Core Responsibilities

  • Design network, backup, and deployment architecture
  • Support and maintenance of infrastructure
  • Execute on project implementations
  • R&D for new services and techniques
  • Completion of documentation
  • Adhere to and help develop standards
  • Continue professional development
  • Provide trustworthy service


  • Ensure client sites are properly serviced and maintained according to company standards and expected quality
  • Identify and mitigate any issues or risks that arise
  • Exercise a consulting mindset and expertise
  • Schedule regular meetings with clients, deliver status reports and updates
  • Monitor client services, prioritize, and offer important services
  • Work with the EOS (Entrepreneurial Operating System) and scorecards
  • Create and manage project briefs
  • Maintain various administrative worksheets (checklists, time sheets, billable forecast)
  • Daily stand-ups with team members
  • Weekly checkins with the Operations Manager
  • Attend Weekly Level 10 Meetings prepared to contribute and be proactive

Expected client-facing approach

  • Giving advice - looking through a client’s business to find and make recommendations for performance and security improvements.
  • Delivery of Services -  help deliver the performance and security improvement outcomes our clients need and want.
  • Review or audit - examine our client’s approach to business function or serving as an architect for a complex IT system.


職務経験 3年以上
キャリアレベル 中途経験者レベル
英語レベル ビジネス会話レベル (英語使用比率: 75%程度)
日本語レベル ビジネス会話レベル
最終学歴 専門学校卒
現在のビザ 日本での就労許可は必要ありません



  • Able to install and setup computer and network hardware
  • Able to architect and deploy Mobile Device Management Systems using Mosyle, Jamf, Addigy, and similar tools as per Apple’s recent best practices.
  • Technical IT troubleshooting, Help Desk and SysAdmin levels
  • Deep experience with macOS, and iOS
  • Ability to troubleshoot and recover macOS running on Apple Silicon, Intel, including T2 chip
  • Strong skills with Windows 10 and 11 under Active Directory
  • Managing configuring internet connectivity and UTM appliances
  • Ability to design robust Wi-Fi networks using Cisco Meraki, Ubiquiti, Extreme, Aruba, and similar tools
  • Ability to assess and architect local and cloud storage needs
  • Ability to visually document system setup so other system admins can efficiently troubleshoot a system in your absence
  • Creation of easy to understand “how to” documentation as a self-help resource for users

Characters and Attitude

  • Excellent interpersonal skills and have the ability to work individually and in a team environment. 
  • Communicate effectively, build credibility and trust, analyze people problems, make decisions, and learn continuously.
  • Capable of coordinating multiple efforts simultaneously 
  • An ability to quickly and accurately understand what’s happening.
  • A caring about the welfare of our client’s business and the clients themselves.
  • Have the ability to assess and deal with the human needs of our clients.
  • Technical depth and experience in a variety of environments.
  • Tenacity and an ability to deal with many different issues, circumstances, and personalities.

Advantage to have

  • Prior experience as in independent consultant and as a member of an IT team
  • Familiarity of Scrum / Agile work process and project management


  • 東京都 23区, 目黒区
  • 山手線、 目黒駅


雇用形態 正社員
給与 700万円 ~ 1000万円
勤務時間 Weekends off
休日・休暇 Public holidays, Vacation as per Japanese Labor Standards
配属部署 Operations


  • IT、通信 > ネットワーク、シスアド
  • IT、通信 > ヘルプデスク、デスクトップサポート
  • IT、通信 > システム構築
  • IT、通信 > その他: IT、通信関連職
  • IT、通信 > ビジネス / システム分析


IT インフラ コンサルタント【ハイブリッドワーク】◆必須:3年以上のネットワークアドミン・ITインフラエンジニアの経験 の求人情報 | 外資系求人・英語を使う転職・就職ならキャリアクロス


会社の種類 中小企業 (従業員300名以下) - 外資系企業


Sentree KK is a growing IT company based in Tokyo, Japan working with a range of exciting multi-national clients such as award-winning architects, video production companies, product designers, interior designers, private schools, and ad intervention. We help get technology out of the way so clients can focus on their creative business vision and provide a reliable, trustworthy technology foundation upon which creative business leaders can build winning teams.

Brave and creative entrepreneurs needing a strategic IT blueprint to achieve their creative vision come to Sentree KK We like to solve problems for a diverse group of multi-national teams and we're attracted to working with creative people because we're creative too. We strive for continuous improvement because we're lifelong learners and value intelligent and curious individuals.

Unprecedented Career Opportunity

We are growing more quickly than ever before.

Up until now, digital transformation has been overused marketing speak relegated to actually being done by a select few leading organizations. Now, given the demands of increased efficiency from a remote and hybrid workforce, even small and medium sized companies in Japan have realized that digital transformation is critical to their survival and needs proper investment in the tools and processes to lead this change.

These new roles at Sentree provide you the career opportunity to craft these critical workflows end to end. You are not working on just a small siloed piece of the solution, but are crucial in shaping the full result end to end. Capable early entrants to our team in this period of massive growth will find unprecedented career opportunity.

If you are excited to be in the centre of Tokyo, in one of the best places in the world to live, work and play, take a look at our openings!





私供は、テクノロジー、セキュリティ、教育を通じて成長を刺激します。 ワイヤレステクノロジーを活用するモバイルワークシステムと、あらゆる種類のビジネスをサポートする幅広いITサービスを提供するAppleシステムを専門としています。


費用対効果の高いインフラ構築、個々のトラブルシューティング、トレーニングサービスについてお問い合わせください。 ご予算に合わせたソリューションを提供いたします。