293 Network Monitoring Tools jobs in Singapore

Job Scope

• Execute operational tasks for network security solutions, including network firewalls, intrusion prevention systems (IPS), proxies and web application firewalls (WAF).
• Monitor the performance and maintain network security solutions.
• Utilise various tools and solutions to troubleshoot and diagnose network problems.
• Identify and provide insight on WAF violations.
• Post office-hours activation for support and troubleshooting.
• Perform data tabulation and report extraction.
• Configure and install various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS)
• Perform network maintenance and system upgrades including service packs, patches, hot fixes and security configurations
• Monitor performance and ensure system availability and reliability
• Monitor system resource utilization, trending, and capacity planning
• Provide Level-2/3 support and troubleshooting to resolve issues
• Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure
• Select and implement security tools, policies, and procedures in conjunction with the company's security team
• Liaise with vendors and other IT personnel for problem resolution
• Handle request and perform necessary network configuration.
• Coordinate the troubleshooting and incident root cause analysis for the managed equipment. It might include troubleshooting with other parties
• Review new release of vulnerabilities and provide recommendation to. It includes obtaining of firmware, schedule and coordinate firmware patching with testers.

Job Requirement

• Minimally 10 years of experience in IT Network
• CCNP Certificate
• Must be expertise in Cisco products, routers, switches
• Must be expertise in network equipment from vendors like Palo Alto, Check Point, Trend Micro, Fortinet and F5.
• Must have working knowledge in networking protocols and technologies like TCP/IP, VLANs, VPNs, and routing/switching.
  Must have application security experience like interpretation of HTTP response status codes and WAF violations.

We regret to inform that only shortlisted candidates will be notified.

EVO Outsourcing Solutions Pte. Ltd.

• RCB No K

Key Responsibilities

Security Implementation & Management

• Deploy, configure, and maintain F5 systems including LTM, WAF, and API modules.
• Implement and manage Azure Cloud security controls, including APIM gateways and Network Security Groups (NSGs).
• Maintain and administer firewall and intrusion prevention systems (e.g., Cisco FTD/FMC or equivalent).
• Monitor and troubleshoot network and security performance issues to ensure continuous protection and availability.

Security Policy & Configuration

• Implement and enforce granular security policies across F5, firewalls, and Azure environments.
• Conduct regular rule base reviews, policy cleanups, and performance optimizations.
• Ensure consistent policy integration and configuration alignment across application delivery and network security platforms.

Documentation & Collaboration

• Maintain accurate network diagrams, configurations, and standard operating procedures (SOPs).
• Work closely with cloud, network, and application teams to align security policies with business and compliance requirements.
• Support security audits, incident investigations, and continuous improvement initiatives.

QualificationsExperience

• 3–5 years of experience in network security or network engineering roles.
• Proven track record in deploying and maintaining F5, Azure security, and firewall solutions.

Technical Skills

• Hands-on experience with F5 BIG-IP platforms (LTM, WAF/ASM, API).
• Strong knowledge of Azure Cloud security, including NSG and APIM.
• Experience with firewall platforms (e.g., Cisco FTD/FMC, Palo Alto, or similar).
• Understanding of network protocols (TCP/IP, DNS, HTTP/S).
• Familiarity with security concepts such as firewalls, IDS/IPS, VPNs, and zero-trust principles.
• Basic knowledge of automation or cloud-native security tools is an advantage.

Preferred Certifications

• Microsoft Certified: Azure Security Engineer Associate
• Cisco Certified Network Professional (CCNP Security)
• F5 Certified Administrator or F5 Certified Technology Specialist (CTS)
• Other relevant certifications such as CISSP or CompTIA Security+

Job Types: Full-time, Contract

Contract length: 12 months

Pay: Up to $8,000.00 per month

Location:

• Singapore (Required)

Job Summary:

The Network Security Engineer is responsible for ensuring high availability, performance, and security of network infrastructure while supporting continuous service delivery to customers. This role involves proactive monitoring, network lifecycle management, incident resolution, and strategic planning to enhance operational efficiency and customer satisfaction.

Key Responsibilities:

• Monitor and maintain core network infrastructure (routers, switches, transmission systems) to ensure optimal performance and uptime.
• Manage network lifecycle activities, including capacity planning, preventive maintenance, migration, and decommissioning.
• Perform risk assessment, POC testing, and strategy planning for network enhancements.
• Handle incident and outage reports, ensuring timely submission of RFOs and monthly reports.
• Support NOC and internal engineering teams to meet SLAs and service delivery targets.
• Maintain accurate documentation and ensure ITSM process compliance.
• Collaborate with Product and Sales teams on new network planning initiatives.

Requirements:

• Bachelor's Degree in Computer Science, Information Systems, or equivalent.
• Minimum 5 years of relevant experience in network operations or engineering.
• Strong analytical, troubleshooting, and communication skills.
• Experience in ISP or large-scale enterprise network environments is an advantage.
• Cisco Certified Network Associate (CCNA) preferred.
• Able to work off-hours when necessary.

Job Summary:

The Network Security Engineer is responsible for ensuring high availability, performance, and security of network infrastructure while supporting continuous service delivery to customers. This role involves proactive monitoring, network lifecycle management, incident resolution, and strategic planning to enhance operational efficiency and customer satisfaction.

Key Responsibilities:

• Monitor and maintain core network infrastructure (routers, switches, transmission systems) to ensure optimal performance and uptime.
• Manage network lifecycle activities, including capacity planning, preventive maintenance, migration, and decommissioning.
• Perform risk assessment, POC testing, and strategy planning for network enhancements.
• Handle incident and outage reports, ensuring timely submission of RFOs and monthly reports.
• Support NOC and internal engineering teams to meet SLAs and service delivery targets.
• Maintain accurate documentation and ensure ITSM process compliance.
• Collaborate with Product and Sales teams on new network planning initiatives.

Requirements:

• Bachelor's Degree in Computer Science, Information Systems, or equivalent.
• Minimum 5 years of relevant experience in network operations or engineering.
• Strong analytical, troubleshooting, and communication skills.
• Experience in ISP or large-scale enterprise network environments is an advantage.
• Cisco Certified Network Associate (CCNA) preferred.
• Able to work off-hours when necessary.

Job Summary:

We are seeking a highly skilled Network & Cybersecurity Engineer with experience in securing enterprise and government infrastructures, including IM8-aligned environments. The ideal candidate will have hands-on expertise in managing firewalls, performing vulnerability assessments, and implementing secure hybrid (on-prem/cloud) network solutions. Strong knowledge of incident response, system hardening, risk management, and audit support is essential.

Responsibilities:

Deploy, configure, and manage enterprise-grade firewalls including Palo Alto, FortiGate, and SonicWall across hybrid infrastructures.

Design secure routing and switching architectures using protocols such as OSPF, BGP, and VLAN segmentation.

Perform IOC scanning, VAPT, and root cause analysis for cybersecurity incidents.

Administer compliance and system hardening following IM8 and CIS Benchmarks on both Windows Server and Linux systems.

Implement secure remote access solutions (SSL/IPSec VPNs) and manage authentication through AD, RADIUS, and TACACS+.

Monitor and analyze logs using SIEM platforms (e.g., FortiSIEM, AWS CloudWatch) and implement threat detection workflows.

Coordinate with internal stakeholders, clients, and 3rd-party vendors to support project delivery, audit readiness, and risk governance.

Support infrastructure and compliance audits with Singapore Government, KPMG, and PwC.

Lead cybersecurity initiatives for LTA projects such as Passenger Information Display System (PIDS) and Parking Guidance System (PGS).

Maintain asset inventories, monitor EOL/EOS devices, and enforce baseline standards for firmware and software.

Requirements

Minimum 5 years of experience in enterprise network security engineering

Palo Alto Certified (PCNSE) with strong working knowledge of FortiGate and Cisco security solutions.

Experience with IM8/CIS compliance, VAPT, IOC scanning, and forensic investigations

Proficiency in routing/switching protocols (OSPF, BGP, EIGRP, MPLS)

Experience with identity and access control systems, including 802.1X and LDAP integrations

Hands-on experience with SIEM tools, NAC solutions, and monitoring frameworks

Familiarity with AWS cloud environments (VPC, IAM, hybrid network security) and AWS Certified mandatory.

Proven experience in managing government or high-security infrastructure projects

Preferred CCNA and CCNP Certified

Must be willing to work in rotational shifts and provide weekend support as needed.

Job Scope

• Execute operational tasks for network security solutions, including network firewalls, intrusion prevention systems (IPS), proxies and web application firewalls (WAF).
• Monitor the performance and maintain network security solutions.
• Utilise various tools and solutions to troubleshoot and diagnose network problems.
• Identify and provide insight on WAF violations.
• Post office-hours activation for support and troubleshooting.
• Perform data tabulation and report extraction.
• Configure and install various network devices and services (e.g., routers, switches, firewalls, load balancers, VPN, QoS)
• Perform network maintenance and system upgrades including service packs, patches, hot fixes and security configurations
• Monitor performance and ensure system availability and reliability
• Monitor system resource utilization, trending, and capacity planning
• Provide Level-2/3 support and troubleshooting to resolve issues
• Work within established configuration and change management policies to ensure awareness, approval and success of changes made to the network infrastructure
• Select and implement security tools, policies, and procedures in conjunction with the company’s security team
• Liaise with vendors and other IT personnel for problem resolution
• Handle request and perform necessary network configuration.
• Coordinate the troubleshooting and incident root cause analysis for the managed equipment. It might include troubleshooting with other parties
• Review new release of vulnerabilities and provide recommendation to. It includes obtaining of firmware, schedule and coordinate firmware patching with testers.

Job Requirement

• Minimally 10 years of experience in IT Network
• CCNP Certificate
• Must be expertise in Cisco products, routers, switches
• Must be expertise in network equipment from vendors like Palo Alto, Check Point, Trend Micro, Fortinet and F5.
• Must have working knowledge in networking protocols and technologies like TCP/IP, VLANs, VPNs, and routing/switching.
• Must have application security experience like interpretation of HTTP response status codes and WAF violations.

Interested candidate please click "APPLY" to begin your job search journey.
We regret to inform that only shortlisted candidates will be notified.

EVO Outsourcing Solutions Pte. Ltd.
• RCB No. K

About the Department

The Cloudflare Customer Support Team solves complicated problems and answers technical questions via phone, email, chat and social media. Whether it is a Wordpress blogger using our services for free or a global Enterprise business with petabytes of web traffic, we are always eager to assist. We are the eyes and ears of Cloudflare, acting as the real-time voice of the customer to help communicate their needs and real-world use cases back to the rest of the company - for better service and future product development.

Network Security Engineers provide premium-level support for Cloudflare’s security products and features. Our largest and most technically sophisticated customers will contact Support for assistance and intelligence in dealing with threats or attacks on their infrastructure at OSI Layers 3, 4, and 7. This will span the range of Cloudflare security products from Magic Transit Infrastructure Protection, DDoS mitigation and Network Firewall, to using the Web Application firewall (WAF), Spectrum and Rate Limiting to help customers.

Network Security Engineers analyse threats, make detailed and informed suggestions for mitigation and may need to implement mitigation strategies directly on behalf of the customer. They will also provide attack reporting beyond Cloudflare’s self-service reports.

• Ability and willingness to work occasional weekends, holidays, and after hours
• Minimum 5 years of experience
• Monitor and react to alerts to identify attacks
• Work with Engineering and Operations teams to mitigate attacks, suggest steps to mitigate, and apply the appropriate mitigation, when applicable
• Work with Engineering and Product teams to improve the products and tools
• Communicate with customers via chat, email, and phone
• Review the latest alerts to determine relevancy and urgency. Create new tracking tickets for alerts that signal an incident and require review or escalation.
• Manage and configure security monitoring tools.
• Compare traffic signatures and attributes including IP addresses, cookie variations, HTTP headers, and JavaScript footprints to determine what is good traffic and what is malicious.
• DDoS mitigation for OSI layers 3,4, & 7: filter malicious traffic using Cloudflare tools like Magic Transit, Network Firewall, WAF, IP reputation lists, packet inspection, blacklisting, whitelisting, and/or rate limiting.

Key skill sets

• Modern internet protocols like UDP, TCP, etc.
• Advanced understanding of iptables
• Knowledge of Cloudflare Security Products & Features
• Technical Support experience
• Great communication skills with high-value VIP customers under attack
• Computer Networking fundamentals
• Command line / Bash shell
• Sysadmin skills (Linux/Mac/Windows) & Programming skills (Python, Ruby, PHP, C, C#, Java, Perl, etc.)
• Security skills and certifications: CISSP, GCIA GCIH, GCFA, GCFE, etc.
• Data analysis
• PCAP analysis
• Calm under pressure

Job Summary:
The Network Security Engineer is responsible for ensuring high availability, performance, and security of network infrastructure while supporting continuous service delivery to customers. This role involves proactive monitoring, network lifecycle management, incident resolution, and strategic planning to enhance operational efficiency and customer satisfaction.

Key Responsibilities:

• Monitor and maintain core network infrastructure (routers, switches, transmission systems) to ensure optimal performance and uptime.
• Manage network lifecycle activities, including capacity planning, preventive maintenance, migration, and decommissioning.
• Perform risk assessment, POC testing, and strategy planning for network enhancements.
• Handle incident and outage reports, ensuring timely submission of RFOs and monthly reports.
• Support NOC and internal engineering teams to meet SLAs and service delivery targets.
• Maintain accurate documentation and ensure ITSM process compliance.
• Collaborate with Product and Sales teams on new network planning initiatives.

Requirements:

• Bachelor’s Degree in Computer Science, Information Systems, or equivalent.
• Minimum 5 years of relevant experience in network operations or engineering.
• Strong analytical, troubleshooting, and communication skills.
• Experience in ISP or large-scale enterprise network environments is an advantage.
• Cisco Certified Network Associate (CCNA) preferred.
• Able to work off-hours when necessary.

Key Responsibilities

• Security Implementation & Management:
• Deploy and maintain F5 system with experience in LTM, WAF, API
• Deploy and maintain Azure Cloud security with experience in APIM gateways
• Implementation, and maintenance of network security solutions, with focus on Cisco FTD, FMC and Firewalls.
• Security Policy & Configuration:
• Implement, and enforce granular security policies on F5 , firewalls and APIM gateways
• Perform regular security policy rule base reviews, cleanups, and optimization to ensure a strong security posture and network performance.
• Integrate and configure F5 solutions to enforce application delivery and security policies, including rules.
• Documentation & Collaboration:
• Documentation for diagrams. configurations, and standard operating procedures.
• Collaborate closely with cross-functional teams to ensure security policies align with business objectives.

Qualifications

• Experience : Minimum of 3-5 years of hands-on experience in a network security or engineering role.
• Technical Skills :
• Hands-on experience with F5 BIG-IP platforms, including LTM , WAF/ASM/API , and APM .
• Proven experience with Azure cloud platforms security, including NSG and APIM
• Implementation knowledge of firewall solution and management security, including FTD and FMC .
• Strong understanding of network protocols (TCP/IP, DNS, HTTP/S) and security principles (firewalls, IDS/IPS, VPNs).
• Familiarity with automation, cloud security is a plus.

Certifications (Preferred)

• Microsoft Certified: Azure Security Engineer Associate
• Cisco Certified Network Professional (CCNP) Security
• F5 Certified Administrator or F5 Certified Technology Specialist (CTS).
• Other security certifications like CISSP or CompTIA Security+ are a plus.