1,290 Network Infrastructure jobs in Singapore

5 day work week : Monday to Friday

Location : CBD area

Role Summary

The Engineer will implement, maintain, and support the organization's network and server infrastructure across the customer's corporate office and retail stores in Singapore. This includes LAN/WAN connectivity, cloud services, server management, and IT security. The role also involves working with the global IT team, Internal IT, managing vendors, and handling incidents, change requests, and service requests.

Key Responsibilities

• Configure and maintain network infrastructure for office and store locations (LAN, WAN, WLAN, VPN).

• Administer server infrastructure including AWS, DNS, Active Directory, DHCP, and domain controllers.

• Monitor network and system performance, troubleshoot issues, and ensure uptime meets SLAs.

• Implement and maintain network and system security measures including firewalls, IDS/IPS, and secure access policies.

• Manage vendor relationships and project execution

• Collaborate with the global IT team on infrastructure projects and initiatives.

• Handle incidents, change requests, and service requests in line with ITIL or company processes.

• Maintain accurate documentation and provide regular reports.

Note: Scope is not limited to the above and may evolve with business needs.

Requirements

• Strong knowledge of TCP/IP, DNS, DHCP, VLANs, routing, and switching.

• Experience with server administration (Windows Server, AD, AWS) and cloud networking (Amazon Web Services Cloud).

• Familiarity with firewall management (Fortinet, Cisco Meraki, Barracuda WSG)

• Understanding of security best practices and compliance standards.

We are seeking a seasoned professional to fill the role of Network Infrastructure Specialist.

This position involves providing technical assistance, facilitating end-user training, and managing network infrastructure.

• Respond to requests for technical assistance via phone, email, or remote access.
• Install, configure, test, and maintain network-related operating systems, applications, software, and management tools.
• Identify and escalate situations requiring urgent attention.
• Track and route problems, requests, and document solutions along with logging all help desk interaction after every issue if necessary.
• Troubleshoot, diagnose, and resolve hardware, software, and other network system problems.
• Assist with the management and maintenance of the network infrastructure, such as switches and Wi-Fi access points.
• Support the creation and maintenance of network and email accounts for new users.
• Coordinate the setup of computers for new users and ensure fast delivery of tools to users in various locations.
• Conduct IT audits and certifications.
• Develop and implement IT security and governance SOPs.
• Facilitate end-user training to ensure proper usage of IT equipment.

• Bachelor's degree in Computer Science, Information Technology, or related field.
• Minimum 3 years of experience in a service desk or helpdesk environment.
• Proactive, resourceful, and willing to learn and take on responsibilities.
• Team player with strong analytical, communication, interpersonal, and organizational abilities.
• Able to work independently and under time constraints.
• Proficient in Microsoft Office applications.

Overview
Technical Recruiter (APAC) | Hiring Talent in Singapore | Malaysia | Philippines | Hong Kong | Dubai
Key Responsibilities
Ensure the
highest level of system and service availability , making sure that infrastructure, applications, and products are properly configured, monitored, and maintained.
Provide
L2/L3 Service Operations support
to internal and external customers according to agreed SLAs.
Act as the
single point of contact (SPOC)
for customers when required, coordinating interventions with internal teams, service desk, and resolver groups.
Handle
incident and problem management , ensuring quick resolution of issues, timely escalation, and detailed root cause analysis.
Manage
equipment replacement and spares availability , ensuring timely replenishment and continuity of service.
Perform
proactive monitoring, diagnostics, and preventive maintenance
to minimize downtime and disruptions.
Support
Change Management, Configuration, and Implementation
of supported systems and products.
Collaborate with
vendors, service providers, and application consultants
to deliver high-quality IT services.
Support
infrastructure projects and system enhancements , ensuring documentation, testing, and smooth deployment.
Participate in
on-call standby duties and rotating 24x7 shifts
when required.
Contribute to
continuous service improvement , documenting lessons learned, known errors, and operational best practices.
Requirements
Education : Diploma or Bachelor’s in Computer Science, IT, Electronics Engineering, or equivalent.
Certifications (preferred but not mandatory) :
ITIL Foundation (required)
Experience
Minimum 2–3 years of experience in IT operations, systems, or application support.
Hands-on experience in
Windows/Linux/Unix environments , basic troubleshooting, and patching.
Exposure to
networking (TCP/IP, LAN/WAN, routing, switching, firewall configuration) .
Ability to configure and support
Cisco routers/switches
and perform network troubleshooting (ping, traceroute, etc.).
Experience working in
SLA-driven environments
with direct customer interaction.
Experience in the
airport/airline industry
or ACM domain will be a strong plus.
Technical Knowledge
Installation and support of desktop PCs, servers, IP phones, printers, switches, routers, cabling.
Installation and configuration of end-user applications and OS (Windows/Linux/Unix).
Familiarity with monitoring tools and service management processes.
Soft Skills
Strong communication and customer service skills.
Ability to work under pressure, in rotating shifts, and as part of a team.
Problem-solving mindset with ownership until resolution.
Seniority level
Seniority level : Mid-Senior level
Employment type
Employment type : Full-time
Job function
Job function : Information Technology
Industries
Industries : Technology, Information and Media
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Overview
The Network Engineer is responsible for providing innovative network solutions and technical support to customers by analyzing, designing, installing, configuring, maintaining and repairing of network infrastructure and application components. The incumbent performs a wide variety of evaluation, maintenance, installation and training tasks to ensure the computer network performance meets the satisfaction of the Company and end users. The incumbent also provides direction, information and recommendations on network configurations and installations.
Responsibilities
Prepare for the commission, de-commissioning and tech refresh of network devices
Facilitate in problem solving and collaboration and provide a fast break-fix solution and service
Ensures network platform is functioning properly at the customer site. Maintain the availability of network operations including network related incident and change management in accordance with stipulated Service Level Agreements
Provide preventive maintenance such as patching and firmware updates for network devices
Ensure network infrastructure complies with security policies
Prepare and maintain assets to ensure availability and update of capacity reports
Update process and procedural documents
Analyze helpdesk (Level 1 support) / via phone or email requests promptly and provide solutions, follow-up on helpdesk for technical support on all Business Unit Products and Solutions
Support and assist in product/solution demonstrations, proof of concepts and installation for customers & resellers
Understand customer’s production support problems, recommends solutions to meet their needs, and ensures high level of customer's satisfaction
Stay abreast of product roadmap as well as understanding the scenarios, features and functions within each of the products and how these are applied to address business and technical problems. This includes interacting with distributors/vendors on an on-going basis to stay current.
Prepare for meetings and tailoring communications to address business needs of customers as part of the post sales process.
Any other ad-hoc duties as required or assigned
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Company description:

Changi Airport Group (CAG) is the manager of Singapore Changi Airport, a leading air hub in Asia and one of the world's most awarded airports. As airport manager, CAG performs the key functions of airport operations, air hub development, retail and commercial activities, infrastructure development and airport emergency services. CAG also manages Seletar Airport, and through its subsidiary, Changi Airports International, it takes Changi's presence beyond Singapore's shores through consultancy projects and investments in foreign airports. Come join us today

Job description:

Are you ready to be part of a transformative journey that revitalizes airport ICT infrastructure to make it future-ready? We are looking for an initiative-taking, service-oriented, and dynamic individual to join our team at Changi Airport as a Network Infrastructure Specialist. This role offers an exciting opportunity to design, configure and manage our complex airport-wide campus network, ensuring seamless support for corporate and airport operation systems.

Key Responsibilities

• Strategize and develop technical roadmaps, maintenance contracts, tech refresh, and implementation plans.
• Collaborate with various airport stakeholders to develop business cases for new projects.
• Engage with internal and external vendors to review and propose technical solutions and key performance indicators.
• Lead and manage 24/7 operations, incident handling, maintenance, compliance, and renewal of ICT infrastructure.
• Ensure operational effectiveness and efficiency of ICT Infrastructure (Wired/Wireless).
• Perform continuous improvement efforts by reviewing and enhancing business and ICT processes.
• Manage consultants, contractors, and systems integrators for successful implementation and maintenance of network infrastructure.

What You'll Need

• Degree in Information Systems/Technology, Computer Engineering, Information and Communications Technology (ICT), or related discipline.
• Direct experience configuring network and security equipment.
• Strong people skills with an ability to build rapport and consensus at all levels.
• Excellent communication, presentation, and written skills.
• Collaborator with qualities of self-motivation, creativity, drive, assertiveness, and analytical thinking.
• Professional and technical certifications such as CCNA, CCNP, CCDP, ITIL, PMP, CITPM, or equivalent will be advantageous.
• An inquiring mind to proactively identify potential cyber threats and develop action/mitigation plans.

Join us in this challenging and fulfilling role to spearhead ICT initiatives and support Changi Airport's current and future business needs. Apply now to be a part of our visionary team

We are seeking a dynamic and experienced Application Delivery and Content Delivery Network Engineer to join our team. As an key player in the infrastructure services, you will be responsible for designing, implementing, and maintaining robust Application Delivery Network (ADN) and Content Delivery Network (CDN) infrastructures.

The ideal candidate will have a strong focus on ensuring the secure, reliable, and high-performance delivery of online applications and web services. This position demands strategic thinking, innovative problem-solving skills, and excellent communication abilities.

Key responsibilities include:

• Support effective design, implementation, and maintenance of ADN and CDN infrastructure
• Ensure optimal performance and security of ADN and CDN infrastructure
• Manage relationships with ADN and CDN vendors, network vendors, and telecommunications providers in accordance with third-party risk management requirements
• Work closely with IT teams such as Cybersecurity, Cloud, and Applications for seamless service integration
• Develop and maintain internal documentation, including architecture diagrams and operational procedures
• Ensure adherence to internal and external regulatory requirements related to data protection and security
• Support the implementation of disaster recovery and business continuity plans for ADN and CDN services
• Support ad-hoc ADN and CDN requests and projects, ensuring timely resolution

The successful candidate will possess a deep technical understanding of ADN and CDN technologies, including F5, Bluecoat Proxy, Infloblox, and other relevant products. Experience in cloud computing, software-defined networking, and network automation is highly desirable.

We are seeking a skilled Network Infrastructure Specialist to join our team. The ideal candidate will have experience in setting up, configuring, and supporting Voice Communication systems, including Local Area Networks (LANs) and Wide Area Networks (WANs).

• Key Responsibilities:
• Design, deploy, and maintain network infrastructure including routers, switches, gateways, firewall systems, and access points.
• Install and configure network applications on network servers or voice equipment.
• Provide technical support for data or voice networks for internal and/or external customers.
• Troubleshoot and resolve problems with network infrastructure and applications.
• Collaborate with cross-functional teams to ensure seamless integration of network services.
• Develop and implement policies and procedures to ensure network security and compliance.
• Stay up-to-date with emerging technologies and industry trends.

Requirements:

• Bachelor's degree in Computer Science, Information Technology, or related field.
• Strong background in networking protocols, architecture, and design.
• Excellent problem-solving and analytical skills.
• Effective communication and interpersonal skills.
• Ability to work well under pressure and meet deadlines.
• Proficiency in English language and ability to speak Mandarin fluently.
• Hold CCNA/CCNP certification or relevant equivalent.

We are seeking a highly skilled Network Support Engineer to join our team. As a key member of our technical support team, you will be responsible for providing top-notch assistance to our customers via email and phone.

Your primary focus will be on troubleshooting product configuration and functional issues remotely and onsite. You will also be expected to effectively escalate complex issues to Level 2 or product vendors for timely resolution.

In addition to your technical expertise, you will possess excellent communication and analytical skills, enabling you to maintain strong relationships with customers and vendors alike.

• Front-line support for customer inquiries and issues via email and phone;
• Diagnose and troubleshoot product configuration and functional issues remotely and onsite;
• Effective escalation to Level 2 or product vendor for action and resolution;
• Able to handle flexible working hours on demand basis;
• Maintain rapport with customers and competence in managing vendors;

• Degree/Diploma in Computer Science / IT Technology or equivalent;
• Exposure to networking and security solutions such as firewall, load balancers, endpoint protection will be an advantage;
• With working experience in an SI or distributor environment with network security skillset is a plus;
• Good IT Knowledge in OSI Layer,TCP/IP, LAN/WAN and network security;
• Ability to work under pressure with minimal supervision;
• Excellent in communication and analytical skills;
• Positive working attitude and team player;
• Willing to work extended office hours when needed;

• Opportunity to work with a dynamic team;
• Flexible working hours and remote work options;
• Ongoing training and professional development opportunities;
• A competitive compensation package;

The role of the Network Administrator is a critical position within our Infrastructure Shared Services team. As a key member of this team, you will play a vital part in managing, supporting, and maintaining network infrastructure across a global footprint.

• Maintain and support existing and new network infrastructure and security solutions in accordance with established processes.
• Build, deploy, and administer/manage WAN, LAN, WLAN, and network services.
• Ensure stability, responsiveness, and lifecycle consistency across network platforms and security solutions.

To be successful in this role, you will need to possess strong technical skills and experience in network administration, as well as excellent analytical and problem-solving abilities. Additionally, you should have a customer service-oriented mindset and be willing to travel as needed.

• CCNP certification
• 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

As a valued member of our team, you will enjoy a range of benefits, including competitive compensation and opportunities for professional growth and development.

If you are a motivated and experienced professional looking for a new challenge, please submit your application, highlighting your relevant experience, current/expected salary, availability information, and a latest MS-WORD Resume.