Voice Operations / Support Engineer | Nagasaki & Tokyo

Role Overview

• Support and operate enterprise Voice / VoIP platforms (SIP, telephony systems)
• Ownership-focused role ensuring stability and reliability of business-critical communication services
• Work within a global infrastructure environment at a Fortune 500 organization
• Hybrid work style (3 days office / 2 days remote)
• Location: Nagasaki – Global Technology Center
• Total annual package: up to 6.5M JPY (including bonus)4

Duties & Responsibilities

Voice Platform Operations

• Support daily operations of enterprise voice and telephony platforms
• Monitor system health, availability, and service stability
• Perform maintenance to ensure reliable delivery of business-critical voice services

Incident Response & Troubleshooting

• Handle incidents and restore services when issues occur
• Diagnose technical problems and identify root causes
• Recommend preventive improvements to reduce recurring incidents

Operations & Service Management

• Maintain operational procedures and technical documentation
• Contribute to knowledge sharing and operational standardization
• Work within structured IT service management processes (ITIL-aligned, training supported)

Service Continuity & Collaboration

• Support disaster recovery planning and service continuity activities
• Collaborate with infrastructure teams on communication and collaboration technologies
• Provide support during critical incidents, including occasional off-hours activities

Required Technical Skills

• Minimum 5 years of overall professional experience
• Strong background in technical support, operations, or user support
• Experience with incident response and troubleshooting environments
• Problem-solving capability and analytical thinking
• Understanding of IT infrastructure or end-user support environments
• Ability to work within structured operational processes

Advantageous Experience

• Experience supporting voice, telephony, or communication systems
• Exposure to enterprise IT environments or shared services
• Familiarity with ITIL or service management practices
• Experience coordinating with business users or departments
• Basic understanding of corporate IT tools and systems

Languages
Japanese level: High Intermediate
English level: Advanced