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Hitachi Sunway Information Systems

Senior Network Engineer

Hitachi Sunway Information Systems
Singapore · Full-time · Mid-Senior

Network Engineering

  • Design, configure, and implement network solutions, including routers, switches, firewalls, wireless access points and SDWAN.
  • Understand Zero trust
  • Good experience and able to work independently to perform scratch base installation, backup, restore, configure, upgrade network equipment.
  • Monitor network performance and troubleshoot issues to ensure high availability and reliability.
  • Implement network harderning, server hardening align CIS
  • Perform regular maintenance and upgrades on network devices and systems.
  • Document network configurations, processes, and procedures for reference and compliance.


IT infrastructure

  • Brings a broad understanding of IT infrastructure and support services. This role involves working closely with internal teams to deliver high-quality IT services to our clients
  • Experience tech windows server with application and able lead the tech refresh project for AD upgrade, file server migration, integration with cloud or new solution
  • Experience performing server hardening align to CIS
  • Familiarity with Microsoft 365, server deployment, and end-user support
  • Familiarity with RDS, network radius design and troubleshoot
  • Able to support on urgent or weekend for OS or network maintenance when needed on operation or project need
  • Good to have experience with Azure, AWS cloud, PAM system
  • Good to have experience to setup, manage full Azure landscape for SAP system


Pre-Sales activities

  • Collaborate with the sales team to identify and qualify potential opportunities for network & server solutions
  • Conduct technical assessments of client requirements and translate them into effective network, server designs and proposals
  • Develop and present compelling technical presentations and demonstrations to clients, showcasing our network & server solutions
  • Provide expert advice on network architecture, design, and implementation best practices
  • Assist in the preparation of RFPs, RFQs, and other technical documentation as needed


Required Skills / Experience / Education / Certifications:-

  • Cisco CCNA or equivalent
  • Checkpoint Harmony SASE
  • HPE Aruba SDWAN
  • Fortinet FortiGate and Secure Wireless LAN
  • Allied Telesis
  • AD migration experience
  • Minimum 4-6 years of experience in IT infrastructure business


Personal Attributes:-

  • Customer-oriented and highly responsive
  • Proactive, self-driven, and capable of independent decision-making
  • Ability to work in a fast-paced, multi-project environment

Key Skills

Ranked by relevance

server wireless cloud high availability windows server firewalls switches routers aruba ccna aws
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Posted
Jun 19, 2026
Type
Full-time
Level
Mid-Senior
Location
Singapore

Industries

Information Technology & Services

Categories

Information Technology

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