• Full-time

Publication date： 2026.11.06

[SHIFT] Security Engineer (Defense Sector) / National Security Domain [Driving Cutting-Edge, Advanced Security as a Top Engineer]

  • System Engineers / Infrastructure Engineers / Web Engineers / Game Developers
  • Tokyo
  • Salary： JPY 6,000,000 - 13,000,000
【SHIFT】セキュリティエンジニア(防衛分野)/ナショナルセキュリティ領域【トップエンジニアとして最先端かつ高度なセキュリティを推進】
職種Position System Engineers / Infrastructure Engineers / Web Engineers / Game Developers
会社概要Company profile [Company] SHIFT

They are a company that specializes in quality assurance and testing, which are essential for software development. In order to deliver safe and secure products to a world filled with software products that cannot exist without them, they have developed a unique business model that provides cross-sectional quality assurance services, from consulting in the upstream process of development projects, development work that focuses on quality, and testing work just before product release.

They are involved in a wide range of products and services, including enterprise fields such as finance and distribution, and entertainment fields such as web and games, and participate in projects as a primary contractor through direct transactions with user companies.

In a blue ocean market with no competitors, they are a company that has continued to grow sales by more than 150% annually, creating a virtuous cycle in which employees are rewarded with rewarding work and results.
仕事内容Job description Depending on your experience, you will be responsible for the following tasks.
Project scale ranges from several billion yen to several hundred billion yen. For infrastructure and defense equipment for the Ministry of Defense and government agencies, you will design and operate security in compliance with international standards.
・Design and build of security solutions
・Evaluation and selection of security products based on a Zero Trust architecture
・Parameter design based on security policies
・Introduction, configuration, and operational support of security products
・Analysis and response to security incidents
・Promotion of security measures through collaboration within and outside the team
・Collection and analysis of information on the latest security trends and threats
応募資格Requirement ・Work experience as a security engineer
・Knowledge and experience related to zero trust security models
・Understanding of network security, cloud security, and endpoint security
・Experience introducing and operating security products (firewalls, IDS/IPS, SIEM, etc.)
・Security-related certifications such as CISSP, CISM, and CEHなど
・Security experience in cloud environments (AWS, Azure, GCP, etc.)
・Experience formulating and implementing security policies
・Those who can empathize with SHIFTの事業内容、ビジョン ・Those who can approach work with aspiration, motivation, and a sense of responsibility ・Those interested in building organizations and launching new businesses ・Those interested in new technologies who enjoy considering how to use them ・Those who can accept things openly ・Those who have an attitude of enjoying their work
Salary
Expected annual salary: 600万円～1,300万円
Monthly salary: 500,000円～1,083,334円
1. Base salary: 350,000円～822,634円
2. Fixed overtime allowance: 95,000円～205,700円
3. Defined contribution allowance: 55,000円
※ Determined through consultation according to experience, performance, and contribution.
日本語力Japanese level Fluent
雇用形態Employment type Full-time
勤務エリアLocation Tokyo
勤務時間Working hours Discretionary work (9:00-18:15)
想定年収Salary JPY 6,000,000 - 13,000,000
条件・待遇Condition Full weekly two-day off system
Social insurance
Fully provided
Contract period
No fixed term
Probation period
Yes, 3 months
Overtime work
Yes (monthly average 7.2 hours, actual results for the period ending August 2025)
Passive smoking prevention measures
Indoor smoking prohibited (smoking room available)
Benefits and welfare
・Maternity/paternity leave, childcare leave, and nursing care leave systems
・Comprehensive social insurance (employment insurance, workers' accident compensation insurance, health insurance, employees' pension insurance)
・Commuting allowance (with upper limit)
・Optional defined contribution pension plan
・Skill-up support (qualification acquisition support) system
・Internal job posting system
・SHIFT partner nursery system
・Employee stock ownership plan (ESOP) trust system
・Available use of facilities partnered with the health insurance association (Tokyo Information Service Industry Health Insurance Association)
・Bicycle commuting system
・Club activities
・Various in-house events (employee general meeting, awards), etc.
■Holidays ・Full weekly two-day off (Saturday and Sunday) ・National holidays ■Leave ・Sick leave/nursing care leave ・Year-end and New Year holiday ・Paid vacation (10 to 20 days) ・Bereavement and celebration leave (wedding leave, child's wedding leave, spouse's childbirth leave, etc.) [Annual holidays of 120 days or more]
・Various in-house events (employee general meeting and awards), etc.
Other initiatives

[Employment type]
Full-time employee
Posting date
2026/6/29
[Working hours]
9:00–18:15 (break 12:00–13:00, 15:00–15:15 / actual working hours 8 hours)
*Employees under the specialized professional discretionary work system: (deemed working hours per day) 8 hours
Scheduled overtime work: Yes (monthly average 7.2 hours, actual results for the period ending August 2025)
Break time
12:00–13:00, 15:00–15:15
[Welfare benefits]
・Full weekly two-day off (Saturday and Sunday)
・National holidays
[Leave]
・Sick leave/nursing care leave
・Year-end and New Year holiday
・Paid vacation (10 to 20 days)
・Bereavement and celebration leave
(wedding leave, child's wedding leave, spouse's childbirth leave, etc.)
選考についてProcess Document screening ↓ 1st interview (Group Manager of the assigned team) ↓ Final interview (Department Manager of the assigned department) ↓ Job offer ↓ Joining the company ※The number of interview rounds may change depending on the situation. ※Interview dates and start dates are negotiable.
Other Features and Initiatives
■Technical study sessions ・SHIFT EVOLVE https://recruit.shiftinc.jp/career/library/special-evolve/ ・Summary article on technical study sessions https://recruit.shiftinc.jp/career/library/id1391/ ■Internal recognition system ・S-1 Grand Prix ・SHIFT AWARD ■Certifications ・Certified as "Health and Productivity Management Outstanding Organization 2025 (Large Enterprise Category)" ・Certified as "Eruboshi (3rd level)" ■Measures to prevent passive smoking Head office: Entire premises non-smoking (indoor smoking area available) Shinjuku No.1: Entire premises non-smoking Sapporo: Entire premises non-smoking Sendai: Entire premises non-smoking (outdoor smoking area available) Niigata: Entire premises non-smoking (indoor smoking area available) Hamamatsu: Indoor non-smoking (indoor smoking room available) Nagoya: Entire premises non-smoking (outdoor smoking area available) Osaka No.2: Indoor non-smoking (indoor smoking room available) Hiroshima: Indoor non-smoking (indoor smoking room available) Fukuoka: Indoor non-smoking (indoor smoking room available) ※For work at client sites, smoking rules differ depending on the project site.
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