Job opening - Network Operations/Maintenance Engineer(ネットワーク運用保守エンジニア)@Fortune Global 500 Companies in 東京23区 | Randstad

summary

東京23区, 東京都
¥6,500,000 - ¥115,000,000 per year, 年収650 ～ 11,500万円
permanent

job category
information technology

job details

社名
社名非公開

職種
ネットワーク・サーバ設計・構築（LAN・WAN・Web系）

業務内容
・週～3日まで在宅勤務可/~3 days work from home
・大規模な社内のネットワーク環境(プライベートクラウドや生成AI基板など)/A large-scale internal network environment (including private cloud and generative AI infrastructure)
・好条件の給与体系/Competitive salary package

求められる経験 ...

・CCNAレベルに相当する、ルータ、スイッチ、ファイアウォール、ロードバランサーなどの主要なネットワーク機器に関する専門知識/Expert knowledge of major network devices such as routers, switches, firewalls, and load balancers, equivalent to CCNA level
・中規模以上のネットワークの設計、構築、運用保守のいずれか、または複数の実務経験（目安3年以上）/Practical experience (approximately 3 years or more as a guideline) in one or more of the following: design, construction, or operation and maintenance of medium to large-scale networks.
・ビジネスレベル以上の日本語力(JLPT 2級以上)/Business level Japanese (JLPT N2+)

保険
健康保険　厚生年金保険　雇用保険

休日休暇
土曜日　日曜日　祝日

給与
年収650 ～ 11,500万円

賞与
あり
雇用期間
期間の定めなし

show more

社名
社名非公開

職種
ネットワーク・サーバ設計・構築（LAN・WAN・Web系）

業務内容
・週～3日まで在宅勤務可/~3 days work from home
・大規模な社内のネットワーク環境(プライベートクラウドや生成AI基板など)/A large-scale internal network environment (including private cloud and generative AI infrastructure)
・好条件の給与体系/Competitive salary package

求められる経験
・CCNAレベルに相当する、ルータ、スイッチ、ファイアウォール、ロードバランサーなどの主要なネットワーク機器に関する専門知識/Expert knowledge of major network devices such as routers, switches, firewalls, and load balancers, equivalent to CCNA level
・中規模以上のネットワークの設計、構築、運用保守のいずれか、または複数の実務経験（目安3年以上）/Practical experience (approximately 3 years or more as a guideline) in one or more of the following: design, construction, or operation and maintenance of medium to large-scale networks.
・ビジネスレベル以上の日本語力(JLPT 2級以上)/Business level Japanese (JLPT N2+)

保険
健康保険　厚生年金保険　雇用保険

休日休暇
土曜日　日曜日　祝日

給与
年収650 ～ 11,500万円

賞与
あり
雇用期間
期間の定めなし

experience
・CCNAレベルに相当する、ルータ、スイッチ、ファイアウォール、ロードバランサーなどの主要なネットワーク機器に関する専門知識/Expert knowledge of major network dev

share this job.

apply with randstad.
Applying with us is easy. We will review your application and see if you are a good fit for the job and the company.
we'll give you a call.
Our consultant will call you at a suitable time to discuss your application and further career aspirations.
getting you registered.
If you’ve never worked with us before, we’ll need some basic additional pieces of information to confirm your eligibility for work.
compliance check.
Next, we just need to verify a few things - we’ll make the relevant compliance checks and keep you posted.
reference and background check.
As part of the process in ensuring you’re perfect for the role, we’ll make contact with any relevant references you’ve provided.
the perfect job for you.
Our expert team will either arrange an interview for the role you’ve applied for, or if they believe there’s a better opportunity, they’ll suggest alternative options too.
the interview.
We’ll ensure that you’re fully prepared ahead of your interview and know exactly what to expect - good luck!
start your new job.
Congratulations, you’re ready to begin your new job. The team will ensure that you’re fully prepared for your first day.

new japan it security lead/expert@global manufacturing company [~13.5m jpy]
- 東京23区, 東京都
- permanent
- ¥10,000,000 - ¥13,500,000 per year, 年収1,000 ～ 1,350万円
社名社名非公開職種セキュリティコンサルタント、セキュリティエンジニア業務内容・Security Implementation & Vulnerability Management・Information Security Governance, Risk, and Compliance (GRC)・Managing Incident Response & Security Operations(actual responses are done by vendors)・Lead security strategy, collaboration & awareness activities求められる経験・Education and Experience: Bachelor’s degree in computer science, business studies, comparable qualification, or relevant work experience, with a minimum of
posted 18 december 2025
社名社名非公開職種セキュリティコンサルタント、セキュリティエンジニア業務内容・Security Implementation & Vulnerability Management・Information Security Governance, Risk, and Compliance (GRC)・Managing Incident Response & Security Operations(actual responses are done by vendors)・Lead security strategy, collaboration & awareness activities求められる経験・Education and Experience: Bachelor’s degree in computer science, business studies, comparable qualification, or relevant work experience, with a minimum of
show job details
[professional contract] cloud automation engineer - top us insurance - work-life balance!
- 東京23区, 東京都
- contract
- ¥6,000,000 - ¥9,000,000 per year, 年収600 ～ 900万円
社名社名非公開職種データサイエンティスト業務内容WFH mostly!Global Environment!Work-life Balance!求められる経験Required Skills & Qualifications- Programming Expertise: Strong proficiency in languages such as Python, C#, or PowerShell.- Development Experience: Proven track record of building automation tools and enterprise-grade applications.- Cloud Knowledge: understanding Microsoft Azure services (Compute, Storage, Networking, RBAC, Cost Management).- Database Skills: Familiarity with S
posted 18 december 2025
社名社名非公開職種データサイエンティスト業務内容WFH mostly!Global Environment!Work-life Balance!求められる経験Required Skills & Qualifications- Programming Expertise: Strong proficiency in languages such as Python, C#, or PowerShell.- Development Experience: Proven track record of building automation tools and enterprise-grade applications.- Cloud Knowledge: understanding Microsoft Azure services (Compute, Storage, Networking, RBAC, Cost Management).- Database Skills: Familiarity with S
show job details
e-drive systems team lead @ global automotive company
- 東京23区, 東京都
- permanent
- ¥9,000,000 - ¥11,000,000 per year, 年収900 ～ 1,100万円
社名社名非公開職種ITプロジェクトマネージャー業務内容■About our ClientA leading international automotive brand known for premium quality and advanced technology. The company is heavily investing in electrification and transforming the future of mobility.■Role OverviewLead the Electric Drivetrain Systems team, managing permanent employees and overseeing pre-development, benchmarking, and series development for the Japanese market. You will act as the bridge between the local market
posted 16 december 2025
社名社名非公開職種ITプロジェクトマネージャー業務内容■About our ClientA leading international automotive brand known for premium quality and advanced technology. The company is heavily investing in electrification and transforming the future of mobility.■Role OverviewLead the Electric Drivetrain Systems team, managing permanent employees and overseeing pre-development, benchmarking, and series development for the Japanese market. You will act as the bridge between the local market
show job details

Thank you for subscribing to your personalised job alerts.

You need to enable JavaScript to run this app.