Network Security Engineer

Job Description

Appealing Points:

• Opportunity to work with modern cloud security platforms like Prisma Access and GlobalProtect, enhancing network and security expertise
• Gain hands-on experience across incident management, log analysis, and troubleshooting in real-world operations
• Strengthen client-facing communication and governance skills in a Japanese business environment with ITIL-based processes

Annual salary : 10 Million yen and above

Job Responsibilities:\

• Prisma Access Operations
  • Monitor and maintain a single-tenant Prisma Access deployment using Panorama and Prisma Access portals
  • Manage GlobalProtect configurations, user onboarding, authentication issues, and agent connectivity
  • Implement standard security policy changes, URL filtering updates, App-ID tuning, and rule management
  • Perform basic troubleshooting of tunnels, portals, gateways, configuration sync, and service health
• Incident Management（L1 / L2）
  • Triage and resolve incidents through ServiceNow, aligned with defined SLAs and ITIL processes
  • Analyze security, traffic, and tunnel logs via Cortex Data Lake and Panorama Logging Service
  • Independently handle P3 / P4 incidents and support senior engineers on P1 / P2 issues
  • Clearly communicate incident status, impact, and resolution to stakeholders

Job Qualifications:

• 2–4 years of experience in network, security, or infrastructure operations
• NOC / SOC / Infra Ops）
• Core Technical Knowledge
• Strong understanding of:
  • TCP/IP, subnetting, routing fundamentals, DNS, DHCP
  • NAT, VPN fundamentals, SSL/TLS concepts
  • Firewall policy logic and rule evaluation order
• Palo Alto / Security Platform Exposure
  • Palo Alto Panorama basics（device groups, templates）
  • GlobalProtect user connectivity and troubleshooting workflows
  • Prisma Access architecture（tenant, portal, gateway concepts）
  • Experience using ServiceNow for incident and change management
  • Basic experience with Cortex Data Lake queries and Splunk searches
• Operational & Troubleshooting Skills
  • Ability to logically isolate issues across network, authentication, policy, and client layers
  • Fact-based log analysis rather than assumption-driven troubleshooting
  • Ability to escalate with clear reproduction conditions and findings
• OS / Platform Fundamentals
  • Basic Linux knowledge (log concepts, basic command familiarity)
  • Basic Windows knowledge related to certificates, proxies, and endpoint connectivity
• Customer-Facing & Professional Skills
  • Clear and polite Japanese business communication (email, chat, meetings)
  • Ability to explain incidents, changes, and limitations in a structured manner（Conclusion → Impact → Action → Next Steps）
  • Strong sense of operational responsibility and risk awareness
  • Calm, professional behavior during incidents and service disruptions
  • Ability to maintain accurate records and explain past actions when required

 Education（Required- Bachelor’s degree required.

Preferred

• Palo Alto Networks: PCCSA, PCNSA
• Security / Governance: CISSP, CISM, CISA
• ITIL Foundation
• Knowledge of authentication protocols (SAML, LDAP, RADIUS)
• Cloud fundamentals (Azure / AWS basics)
• Basic scripting (Python / PowerShell) for operational efficiency
• Exposure to traffic analysis tools, packet captures, or firewall audits

Language: Native-level Japanese (JLPT N) and Business-level English

Company Description:

This company has been certified as the “best employer” in 2020 by the “Top Employers Institute” which recognizes outstanding employers.
A global leader in consulting, technology, outsourcing, and next-generation services. With approximately 180,000 employees worldwide, the company helps clients in more than 50 countries stay ahead of the competition. Through the co-creation of innovative solutions, they help companies transform and thrive in an ever-changing world.
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