Senior Network Administrator

1 day ago

Jurong East, Singapore GECO Asia Pte. Ltd Full time $80,000 - $240,000 per year

Job Summary:

As a member of the Infrastructure Shared Services team, the Network Administrator will play a key role in managing, supporting, and maintaining network infrastructure across a global footprint of 600+ remote locations in Europe, Asia, the US, Latin America, and Canada. This role involves both operational support and project-based work, contributing to the deployment and lifecycle management of network and security solutions.

Key Responsibilities:

Primary Responsibilities:

  • Maintain and support existing and new network infrastructure and security solutions in accordance with support processes.
  • Build, deploy, and administer/manage WAN, LAN, WLAN, and network services (e.g., NLB).

  • Provide senior-level operational support for:

  • Troubleshooting, incident resolution, and problem management.

  • Reporting on activity, performance, and quality of network platforms and security solutions.
  • Documentation of procedures and support materials.
  • Assist in the implementation of new network and security infrastructure components.
  • Ensure stability, responsiveness, and lifecycle consistency across network platforms and security solutions.

Secondary Responsibilities:

  • Contribute to the evaluation and qualification of new network and security solutions.
  • Provide expert recommendations to senior technical teams.

Required Technical Skills:

  • Preferably CCNP certified.
  • Strong experience in LAN/WAN/WLAN administration and troubleshooting.
  • Proficient in routing protocols (BGP, RIP, OSPF, EIGRP).
  • Knowledge of LAN technologies (VRRP, VSS, STP).
  • Understanding of QoS mechanisms.
  • Experience with Wi-Fi controllers and access points.
  • Load Balancer administration (Citrix NetScaler).
  • Security administration with Palo Alto and Fortinet firewalls, Pulse remote access, and reverse proxy.
  • Preferably Palo Alto certified.

Preferred Technical Skills:

  • Familiarity with infrastructure solutions (servers, storage).
  • Knowledge of ITIL framework.
  • Experience with WAN compression and optimization appliances (Riverbed).
  • Telephony and voice infrastructure administration (primarily Cisco).

Behavioral & Professional Competencies:

  • 3–7 years of experience in infrastructure, with 3–5 years specifically in network administration.
  • Strong knowledge of Cisco network products, Palo Alto, and Riverbed.
  • Self-motivated and eager to learn.
  • Excellent communication skills, both verbal and written.
  • Fluent in English (French reading ability is a plus).
  • Strong analytical and problem-solving skills.
  • Customer service-oriented mindset.
  • Willingness to travel as needed.
  • Team player with the ability to collaborate across departments.

Technical Environment:

  • Cisco networking and telephony products.
  • Citrix NetScaler (NLB and reverse proxy).
  • Palo Alto and Fortinet firewalls, Panorama Central Management.
  • Infoblox DNS.
  • Riverbed WAN optimization and NetFlow (Cascade).
  • SolarWinds monitoring.
  • CA Service Desk Manager (ticketing and CMDB).
  • SD-WAN (Velocloud).

  • Tier 2 Engineer

    1 week ago

    Jurong East, Singapore Jobline Resources Pte Ltd Full time

    **Responsibilities**: Network - Monitoring Cisco VPN and network performance and ensure system availability and reliability - Configuring and installing various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS) - Performing network maintenance and system upgrades including service packs, patches, hot, fixes and...

  • Senior Administrator, Rli

    2 weeks ago

    Jurong East, Singapore Labcorp Full time

    Those duties shown below with an “*” are client or external contact.  Engage Referral Lab for new interface set-up.* - Review Statement Of Work (SOW) and meet with Project Management as needed. - Work with management to determine administrator for set-up. - Contact Referral Lab for initial interface discussion and ensure delivery of start-up documents...

  • Network Engineer

    3 days ago

    Jurong East, West Region, Singapore ST Engineering Full time $90,000 - $120,000 per year

    Job Responsibilities:Lead IT project deployment and implementation for Cyber IT solutions.Lead project technical requirements gathering and discussions.Perform the role of Technical Lead for engineers.Collaborate with project stakeholders and work closely with Project Manager to fulfil project deliverables.Documentation skills include creating and updating...

  • Office Administration

    6 days ago

    Jurong East, Singapore Oaktree Consulting Full time

    The client is a well-known leader (chemical gas / manufacturing industry / Oil & Gas) with presence around the globe in more than 15 locations. Due to urgency of this role, incumbent who can converse in Chinese and staying in Singapore will be of higher priority. **Office Administrator (Jurong East) $3500 (connect with me on Linkedin)** **Key...

  • Office Administration

    2 weeks ago

    Jurong East, Singapore Oaktree Consulting Full time

    The client is a well-known leader (chemical gas / manufacturing industry / Oil & Gas) with presence around the globe in more than 15 locations. Due to urgency of this role, incumbent who can converse in Chinese and staying in Singapore will be of higher priority. **Office Administrator (Jurong East) $3500 (connect with me on Linkedin)** **Provide your...

  • Retail Operations Support Administrator

    2 weeks ago

    Jurong East, Singapore DAISO SINGAPORE PTE. LTD. Full time $40,000 - $80,000 per year

    We are seeking a proactive and detail-oriented Retail Operations Support Administrator who will provide administrative and operational support for all aspects of store operations to drive operational excellence across our store network and ensure the smooth functioning of our retail stores.Key ResponsibilitiesBudget Planning (data input & comments on...

  • Accounts Assistant

    3 days ago

    Jurong East, Singapore BLIN NETWORK PTE. LTD. Full time $30,000 - $40,000 per year

    Successful candidate is responsible for the maintenance of accounting book for company , 5 days work week ;as well as assisting Supervsiors on operational finance and administration mattersMain ResponsibilitiesTo handle and facilitate end-to-end of designated finance related activities including but not limited to:Assisting on full set of accountsscreening...

  • Jnr Network Operations

    1 week ago

    East Region, Singapore I.T. Generation Full time $32,000 - $40,800 per year

    Junior Network Engineer (CCNA Certified) Location: East Singapore Salary Range: SGD 2,800 – 3,400 per month Employment Type: Full-TimeAbout the RoleI.T. Generation is seeking a passionate and motivated Junior Network Engineer (CCNA Certified) to join our growing team supporting enterprise-level infrastructure in the East of Singapore.This is the perfect...

  • IT System Administrator

    1 week ago

    East Region, Singapore BAN LEONG TECHNOLOGIES PTE. LTD. Full time $60,000 - $80,000 per year

    At Ban Leong Technologies, we are looking for a dedicated and proactive IT Support Administrator to ensure the seamless operation of our corporate IT systems. This role plays a key part in maintaining reliable, secure, and efficient technology infrastructure that supports our business growth and daily operations.Key Responsibilities:Design, develop, and...

  • IT Network Security Manager

    7 days ago

    East Region, Singapore STAFFKING PTE LTD Full time $90,000 - $120,000 per year

    Job Benefits5 days work weekPerformance-based bonusSupportive and collaborative work environmentKey ResponsibilitiesManage and secure network infrastructure, including LAN, WAN, Wi-Fi, VPNs, firewalls, and SD-WAN systems.Implement and maintain network security policies and conduct regular vulnerability assessments.Plan and execute network upgrades,...