CareerPlan

Security Consultant — Defense & Central Government Accounts

Minato, JapanFull-time2026-11-05 → 2026-11-10

Core

Lead the development of cybersecurity strategies, Zero Trust architecture grand designs, security governance, and long-term roadmaps for the Ministry of Defense, central government agencies, and national-scale public institutions.

Role type

Senior Security Consultant (Strategy & Architecture)

Builds

Secure overall architectures and Zero Trust foundations for national infrastructure and large-scale public systems.

Domain

Defense & Central Government Cybersecurity

Required skills

Cybersecurity strategy, Zero Trust architecture design, Security governance, Gap analysis, RFP/Proposal strategy, Stakeholder consensus building, Japanese native-level business communication

Preferred skills

CISSP/CISM/CISA/CRISC certifications, Leading large-scale RFP bids for defense/agencies, Basic English proficiency

Technologies

Zero Trust, Network Security, Cloud Security, EDR/XDR, SOC/SIEM

Responsibilities

Define security grand designs and roadmaps compliant with government standards (NISC, ISMAP), Lead proposal strategies and RFP responses for defense/public sector projects, Conduct security assessments and PoC designs using Cisco solutions, Share best practices on public security trends and supply chain risk management

Seniority

Senior, hands-on IC with strategic leadership