Network Engineer・ネットワークエンジニア (2025新卒採用・Entry level)

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Japan, Tokyo Telecommunications Full-Time
6076 | Colt Technology Services | Posted 2024-04-01
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Colt Technology Services - Network Engineer・ネットワークエンジニア (2025新卒採用・Entry level)

We’re Colt (Coltテクノロジーサービス株式会社), a global digital infrastructure company creating solutions that connect people, cities and businesses around the world. Our networking and connectivity products and services put the power of the digital universe in the hands of our customers.

Looking to make your mark?
We empower our teams to change the world, for the better. We're passionate about our people and we believe that recruiting and developing the next generation of talent is key to our continued success.

At Colt, you’ll get the opportunity to build a career with clear development opportunities in a global organization. Our graduates, apprentices and careers starters get the support and control they need to drive their professional development forward. From on-the-job training to formal learning and mentoring, you will be supported to make your mark at Colt.

Key Qualifications

What we are looking for
• University Graduate in Telecommunications, Computer Science, IT or relevant technical or Engineering stream is preferred
• Customer oriented
• Takes the initiative and ownership for tasks and responsibilities given to them
• Flexible and adaptable to change
• With good technical knowledge in IT / Telecommunications Network infrastructure engineering.
• Someone who thrives on teamwork
• Ability to think and act proactively and logically
• Ability to communicate effectively in Japanese and English
• Able to work in Japan

• 大学卒業者(電気通信、コンピュータサイエンス、IT、エンジニアリング)
• 電気通信ネットワークに関する知識または興味がある方
• 日本語能力(ビジネスまたはネイティブレベル)
• 日本で働くことができる方

• 英語能力
• お客様志向
• 与えられた仕事や責任に対して、率先して責任を持って取り組む方。
• 変化に柔軟に対応できる方
• チームプレイヤー
• 主体的かつ論理的に考え、行動できる方


What you’ll be trusted with
• Under the guidance of management, the Graduate Engineer Trainee will rotate through different roles to perform various tasks related to Colt Network and services.
• As a trainee, we make sure you are fully trained and confident before you start working 24/7 shifts. This usually happens after you have received 6 months of training.
• Work in technologies and products such as Optical, Ethernet, IP and leading technologies such as SDN, Cloud based services.
• Shadowing senior staff members, asking questions, and assisting wherever possible.
• Raising concerns and making suggestions for improvement where appropriate.
• Work with engineers during general office hours (24/7 shifts after 6 months of training). This will include working in the office, out in the field or remotely from home whichever is applicable based on the training program

• 経営陣の指導の下、新卒エンジニア研修生はさまざまな役割をローテーションして、Colt Network およびサービスに関連するさまざまなタスクを実行します。
• 研修生として、24 時間 365 日のシフトで働き始める前に、十分なトレーニングを受け、自信を持っていることを確認します。 これは通常、6 か月のトレーニングを受けた後に起こります。
• 光、イーサネット、IP、および SDN、クラウドベースのサービスなどの主要なテクノロジーなどのテクノロジーや製品に携わる。
• 上級スタッフをフォローし、質問し、可能な限り支援します。
• 必要に応じて懸念事項を提起し、改善のための提案を行います。
•  一般的な勤務時間内にエンジニアと協力します (6 か月のトレーニング後は 24 時間 365 日のシフト)。 これには、トレーニング プログラムに基づいて適用される、オフィスでの勤務、屋外での勤務、または自宅からの遠隔勤務が含まれます。


We welcome applications from those with disabilities including those with a disability certificate.

Inclusion, and valuing diversity of thought and experience, is at the heart of our culture here at Colt. From day one, you'll be encouraged to be yourself as we believe that’s what helps our people to thrive. We welcome people with diverse backgrounds and experiences, regardless of their gender identity or expression, sexual orientation, race, religion, disability, neurodiversity, age, marital status, pregnancy status or place of birth.

Please speak with a member of our recruitment team if you require adjustments to our recruitment process to support you. For more information about our Inclusion and Diversity agenda and activities, please visit this link:

About Colt

At Colt, we provide world-class network and voice connectivity across Europe, Asia and North America’s largest business hubs. We’ve been specialists in our field for nearly three decades - and we've won awards for being a technology innovator and pioneer. We go above and beyond to deliver extraordinary connections to help our customers succeed, and we have the industry leading net promoter score (NPS) to prove it.

What is it like working with us?

As well as our competitive salaries and incentive plans, we have lots of flexible benefits and local rewards packages. We also know that a work life balance is important, and our people say it’s one of the great advantages of working at Colt.

Our values

We live by our Colt values every day, whether we're launching new projects or solving problems together. Our values represent how we behave and are integral to our culture.

We know people matter

Whether it's a customer, a partner or an employee, we build relationships based on trust, honesty, respect and integrity. We value diversity and strive to be more inclusive so everyone has the freedom to speak up, be heard and thrive.

We always find a better way

By staying one step ahead we empower our customers to succeed through the power of connectivity. We're swift to adapt and take responsibility for the promises we make.

We win together

We believe in the power of many and stand shoulder to shoulder with customers, partners and colleagues collaborating on ideas, sharing risks and recognition among all. When we make a decision we understand its impact, and rally behind the decision to make it a success.

We can change the world

We want to make the world a better place. Better connected, more sustainable, fairer for all. We use what we have - passion, technology and connectivity - to create good.

Visit to find out more.

Location Details
Country / Region
Prefecture (State)
Location (Address)
〒106-0032 Tokyo, Minato City, 6, 六本木 1 6 1 泉ガーデンタワー 27F

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Colt Technology Services

We're a global digital infrastructure company. We create solutions that connect people, cities and business around the world. We empower our teams to change the world, for the better.

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