• Full-time

Publication date: 2026.11.07

[Hitachi, Ltd.] [Section Manager] Network Engineer (PM) for Cybersecurity Technology for Defense and Security

  • System Engineers / Infrastructure Engineers / Web Engineers / Game Developers
  • Kanagawa
  • Salary: JPY 11,600,000 - 13,300,000
【日立製作所】【課長】防衛・安全保障向けサイバーセキュリティ技術に関連するネットワーク技術者(PM)
職種Position System Engineers / Infrastructure Engineers / Web Engineers / Game Developers
会社概要Company profile [Company] Hitachi, Ltd.

This position is available only for people residing in Japan.

[Company Profile]
Founded in 1910, the group has now grown to approximately 320,000 employees and consolidated revenue of over 10 trillion yen.
Their corporate philosophy of "contributing to society through the development of superior, independent technologies and products" has remained unchanged since their founding. Nowadays, as the environment around us changes dramatically every day, they have declared and are promoting "social innovation" as their core business. "Social innovation" means contributing to the resolution of social issues by combining the infrastructure technology they have cultivated over the years with innovative IT technology. They will continue to do their best to address the mounting global social issues such as energy, water, climate change, medical care, disaster prevention, and security.
仕事内容Job description [Job description]
**[Job Title]** [Hitachi, Ltd.][Manager] Network Engineer (PM) for Cybersecurity Technologies for Defense and Security
**[Job Description]**
**[Department]**
Digital Services Business Unit (Defense Systems) / Information Systems Division 1 / Cybersecurity Systems Department / Cloud Security Infrastructure Group
**[About the Department (Overview and Mission)]**
The Defense Systems Business Unit contributes to building a society where people can live safely and securely, protecting daily life and safety from various situations, by combining technologies that support the defense, aerospace, and security fields with technologies from defense business and Hitachi Group digital solutions.
Information Systems Division 1 is mainly responsible for defense-related fields, providing system proposals, maintenance, and technology development for central government agencies.
The Cybersecurity Systems Department is mainly responsible for the design, development, and maintenance of systems related to cybersecurity.
■Please also check the career recruitment site of the Defense Systems Business Unit!■
**[Businesses, Services, and Products Involved]**
The Network Security Business is an important business area of the Defense Systems Business Unit. It deploys solutions (network systems, security services, related products, etc.) aimed at providing safe and highly reliable network environments mainly to customers related to national security (government agencies, etc.).
In network security operations, we design, build, and provide operational support for communication infrastructure and information networks that require advanced security functions. Through threat analysis in customers' network environments, formulation of countermeasure policies, design and development of secure communication paths, and implementation assurance of encrypted communication and access control, we realize robust network security.
In addition, we provide support for network architecture design and construction, implementation of security training and exercises, and provision of communication protection products utilizing proprietary encryption technologies.
In this position, you will be responsible for proposal, design and development, and operational support to realize secure communication and information protection in cloud-based network environments. Technically, you will be engaged in the development of network security solutions that combine security products and in-house developed applications, including network design and development compliant with security standards such as NIST-SP800 and ISO15408, user authentication, access control, firewalls (FW), intrusion detection systems (IDS), log analysis, malware countermeasures, security operation centers (SOC), and encrypted communication.
**[Background of Recruitment]**
Cybersecurity is a very important business, and its business scale is expanding year by year.
We are recruiting personnel who can promote proposals, design, and development to secure a superior competitive advantage going forward.
**[Job Overview]**
For specific systems undergoing migration from on-premises to the cloud, you will be involved from the proposal stage in enhancing cybersecurity functions, engaging in the entire system lifecycle, including program development, system construction, testing, and operation.
In the proposal phase, you will serve as a project manager, working from needs research through the preparation of proposal documents.
In the development phase, in the role of project manager, we are looking for someone who can lead and promote the project by managing a project team of approximately 10 to 50 members.
*Actual equipment configuration and programming will be outsourced to partner companies, which will carry out the development work.
**[Detailed Job Responsibilities]**
Network engineering related to cybersecurity.
・Interview central government ministries to collect, consolidate, and analyze needs
・Plan and propose cybersecurity-related businesses based on the needs gathered
・In parallel with aligning needs, construct the above systems
・Coordinate opinions and processes with research and development departments, product business units, and other companies' product vendors
・Collaborate with people inside and outside the organization to promote the configuration study of solution services related to the above
**[Position Appeal, Rewards, and Career Path]**
You can gain end-to-end experience, from understanding customer operations, extracting issues, and studying solutions, through to building the actual solutions.
Our main customers are government agencies, and you can gain a sense of achievement from building medium- to large-scale systems that support society with your own hands, while acquiring a broad range of cybersecurity skills that are important in information systems.
By experiencing everything from upstream to downstream, you can acquire skills and experience, and depending on your achievements, promotion to higher-level positions is also expected.
There are study groups and training programs such as e-learning, so you can use these internal programs to improve your skills.
**[Work Environment]**
■About the department/team
The assigned group consists of approximately 20 employees, and the planned project team currently consists of 7 employees.
In addition to Hitachi, Ltd. employees, you will work together with staff from partner companies (approximately 50 people).
■About work style
Basically, work is remote, but depending on the nature of the work, you may need to commute to the office or travel on business.
(Varies depending on the job content.)
*The above content reflects the situation at the time of recruitment and may change as needed after joining. Thank you for your understanding.
**[Eligibility]**
**[Requirements]**
(1) Knowledge and insight regarding information systems
・Experience in network design (those who have led a system of approximately 100 network devices)
(2) Issue discovery and planning ability
・Able to independently identify issues in assigned work, think on their own based on those issues, take action, and solve problems
(3) Project management skills and communication ability
・Able to manage a internal team of members (approximately 10 people)
・Able to actively communicate with internal and external stakeholders in a new environment
・Able to manage project scope, schedule, issues, etc.
・Experience leading the customer requirements definition process
(4) Document preparation ability
・At least 5 years of experience preparing customer proposal documents
・At least 5 years of experience preparing internal approval (ringi) documents
(5) People management experience
・Experience in people management as a supervisor, including member development, evaluation, and attendance management
**[Preferred requirements]**
・Experience in design and construction of IT infrastructure other than networks (servers, OS, middleware)
・Holding information security qualifications (such as Information Security Specialist, etc.)
・Knowledge and insight regarding security products
・Experience in vendor control, such as handling fault inquiries and obtaining product/work quotes
・Language ability (TOEIC score of 600 or above)
**[Desired Personal Profile] *Expected behaviors, competencies, etc.**
**[Common to all job categories (Hitachi Group Core Competencies)]**
To make the most of diverse talent, we create a safe and secure workplace (inclusive workplace) where people trust one another and can maximize their performance, and support active voicing of opinions and growth.
Starting from society, we identify issues, always act with sincerity, and co-create with stakeholders inside and outside the company to take responsibility for results and contribute to society.
To create new value, we learn with passion, challenge the status quo, respond quickly, and accelerate innovation.
**[Job-Specific Requirements]**
You will lead the project from proposal through development and maintenance over a medium- to long-term period for systems of central government agencies.
Since the project will be promoted in cooperation with multiple partner company members in addition to Hitachi employees, you will need to handle coordination with diverse stakeholders, including customers, not only IT skills.
Many requests are highly niche, so we seek someone who can act proactively to solve problems.
**[Highest Education]**
High school graduate or above
**[Compensation]**
**[Expected Position]**
Manager level
*This is an assumption at the time of recruitment; it will be determined through the selection process and explained at the time of offer.
**[Salary]**
■Monthly salary: 640,000~730,000円
Expected annual salary: 1160万円~1330万円
**[Benefits]**
Housing allowance (up to 60万円/year), dormitories and company housing, cafeteria plan (equivalent to 12.2万円/year), child and nursing care support allowance, various support systems for balancing work with childcare and nursing care (support for balancing costs, consultation desk, etc.), employee shareholding program, retirement benefit system, corporate pension system, etc.
*Various allowances and systems have eligibility conditions. Please check the details after joining.
**[Working Hours]**
8:50~17:20 (actual working time 7 hours 45 minutes, 45-minute break)
*Time slots may differ depending on the workplace.
*The above compensation information is an assumption at the time of recruitment. Final details will be determined through the selection process and explained at the time of offer.
**[Work Location]**
292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa Prefecture
*Nearest station: approximately a 10 to 15 minute walk from JR Totsuka Station

[Working hours]
8:50–17:20 (actual working hours 7 hours 45 minutes, break 45 minutes)
※Hours may differ depending on the business site.
※The above treatment information is an estimate at the start of recruitment. The final conditions will be determined through the selection process, and will be explained at the time of offer.
[Work location]
※Nearest station: approximately 10 to 15 minutes on foot from JR Totsuka Station
応募資格Requirement (1) Knowledge and expertise in information systems
・Experience in network design (those who have led a project for a system of 100-device scale in network equipment)
(2) Issue discovery and planning ability
・Able to independently identify issues in assigned work, think on that basis, take action, and resolve the issues
(3) Project management and communication skills
・Able to manage an internal team of members (approximately 10 people)
・Able to actively communicate with stakeholders both inside and outside the company in a new environment
・Able to manage project scope, schedule, issues, etc.
・Experience leading the customer requirements definition phase
(4) Document creation ability
・At least 5 years of experience creating customer proposal documents
・At least 5 years of experience creating internal approval (ringi) documents
(5) People manager experience
・Experience in people management as a supervisor, including member development, evaluation, and attendance management

[Preferred requirements]
・Experience in design and construction of IT infrastructure other than networks (servers, OS, middleware)
・Holding information security qualifications (such as Information Security Support Specialist (情報処理安全確保支援士))
・Knowledge and expertise in security products
・Experience in vendor control, such as handling fault inquiries and obtaining product/work quotes
・Language skills (TOEIC score of 600 or higher)

[Desired profile] ※Expected behaviors, competencies, etc.
日本語力Japanese level Business
雇用形態Employment type Full-time
勤務エリアLocation Kanagawa
勤務時間Working hours 8:50-17:20
想定年収Salary JPY 11,600,000 - 13,300,000
条件・待遇Condition Housing allowance (up to 600,000 yen per year), dormitories and company housing, cafeteria plan (equivalent to 122,000 yen per year), child and nursing care support allowance, various support systems for balancing work with childcare and nursing care (support for related expenses, consultation desks, etc.), employee shareholding program, retirement benefit system, corporate pension system, etc.
※Various allowances and systems have eligibility conditions. Please check the details after joining the company.

[Working hours]
8:50–17:20 (actual working hours 7 hours 45 minutes, 45-minute break)
※Hours may vary depending on the business site.
※The above treatment information is an assumption at the start of recruitment. We will determine the final details through the selection process and explain them at the time of offer.
[Work location]
292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa Prefecture
※Nearest station: about a 10–15 minute walk from JR Totsuka Station
選考についてProcess
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