1,434 Cisco Engineer jobs in Singapore

Job Summary:

We are seeking a highly skilled Senior Network Engineer with proven expertise in Cisco ACI (Application Centric Infrastructure) and network security technologies. This role will be responsible for designing, implementing, maintaining, and supporting the enterprise network infrastructure with a strong focus on ACI fabric management, data center operations, and firewall administration. You will play a critical role in ensuring secure, high-performance connectivity across virtualized and physical environments.

Key Responsibilities :

• Design, configure, and manage network devices in Data Center environments, including Application Center infrastructure.
• Configure the network settings and troubleshoot on the vSwitch or vDS, such as VLANs and IP addresses for optimal performance, and redundancy.
• Troubleshoot and resolve complex issues, improving connectivity and operational reliability.
• Work closely with other teams to ensure smooth network operations and resolve application-related network issues, and to maintain comprehensive documentation of network infrastructure, configurations, and security policies.
• Investigate issues thoroughly to identify the root cause and implement effective solutions and conduct regular security audits to identify vulnerabilities and ensure compliance with security standards.
• Develop and enforce network change management processes, implementing changes in a controlled and documented manner to avoid disruptions.
• Evaluate emerging technologies and propose improvements to network architecture and security.
• Mentor junior engineers and provide technical leadership during major incidents and projects.

Required Skills & Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Minimum 5+ years of hands-on experience in enterprise network engineering.
• Proven experience managing Cisco ACI fabric and related technologies.
• Strong knowledge of network routing and switching, Layer 2/3 protocols, and vPC configurations.
• Hands-on experience with Cisco ASA, Firepower, and Fortinet firewalls.
• Experience working in virtualized environments, particularly with VMware ESXi.
• Excellent troubleshooting skills and ability to resolve complex network and security issues.
• Strong understanding of network security principles, including segmentation, ACLs, NAT and firewall policies.
• Familiarity with ITIL change management processes.
• Strong communication and collaboration skills across multidisciplinary teams.
• Proactive, detail-oriented, and able to work independently in a fast-paced environment.
• Cisco certifications such as CCNP (Data Center or Security) or CCIE preferred.
• Experience with network automation tools and scripting (e.g., Python, Ansible) preferred.
• Familiarity with monitoring and logging platforms (e.g., SolarWinds, Splunk, DNAC).
• Exposure to cloud networking (AWS, Azure) and hybrid data center environments.
• Willing to support standby after working hours

Please send your detailed resume in MS Word format to with

• Education Level
• Working experiences
• Each employment background
• Reason for leaving each employment
• Last drawn salary
• Expected salary
• Date of availability

• Provides Centralize technical support (Network, Cyber and Server) for clients
• Ensure SLA Level is achieved every single fault case.
• Ensure escalation is carried out when a fault call is beyond the knowledge of L1/L2.
• Attend to daily call assignment when not in standby during office hours.
• Participate in maintenance standby duty to cover 24x7 support on rotational basis pre assigned by the team lead
• Perform weekend or after office hours duty though not on standby if required.
• Attend to preventive maintenance not limited to hardware inventory.
• Follow up case from opening till closure.
• Update incident tickets properly and promptly.
• Get certifications required to support key customers.
• Train L1/L2 on his own competency. Example firewall/legacy products
• New assignment by Ops manager or TSM when needed.

Requirements:

• Min Diploma in any IT related disciplines
• Minimum 3 years of hands-on experience in network and/or security engineering roles
• Solid knowledge of Checkpoint Firewall with Switching and Routing
• Experienced in Palo alto Fortinet
• Relevant network/security certifications are preferred

• Configure, and manage Cisco Catalyst Switches (IOS), Cisco Nexus Switches (NXOS), and Alcatel Lucent Switches (AOS) to maintain a secure and efficient network infrastructure.
• Implement and maintain Palo Alto and Fortinet Fortigate Firewalls for network security and access control.
• Administer Alcatel Lucent Wireless Controllers to ensure a secure and robust wireless network environment.
• Utilize SolarWinds NPM (Network Performance Monitor) and NCM (Network Configuration Manager) for network monitoring and configuration management.
• Manage and maintain ClearPass Policy Manager for network access control and policy enforcement.

Requirements:

• Bachelor's degree in Computer Science, Information Technology, or related field.
• 3+ years of experience in network security engineering.
• Proficiency in Cisco Catalyst Switches (IOS), Cisco Nexus Switches (NXOS), and Alcatel Lucent Switches (AOS).
• Experience in configuring and managing Palo Alto and Fortinet Fortigate Firewalls.
• Handson experience with Alcatel Lucent Wireless Controllers.
• Familiarity with SolarWinds NPM / NCM for network monitoring and configuration management.
• Proficient in ClearPass Policy Manager for network access control and policy enforcement.
• Knowledge of network protocols, security architectures, and best practices.
• Strong analytical and problemsolving skills with attention to detail.
• Excellent communication and teamwork abilities.
• Experience with other firewall solutions beyond Palo Alto and Fortinet, such as Check Point or Cisco ASA. Proficiency in network encryption protocols and VPN technologies.
• Understanding of network segmentation and micro-segmentation principles.
• Knowledge of intrusion detection/prevention systems (IDS/IPS).

We're hiring a Technical Presales Consultant / Network Security Engineer for a top-tier global cybersecurity company. In this role, you'll act as a key technical advisor during the sales process, supporting customers and internal teams with in-depth knowledge of network security solutions—including Juniper technologies. You'll lead technical discussions, run Proof-of-Concepts, and play an integral role in shaping secure, scalable network solutions.

Job Location: Singapore

POSITION DESCRIPTION

The Technical Presales Consultant is responsible for:

• Work closely with the sales and product teams

• Conduct Proof-Of-Concept (POC) and prepare technical proposals

• Conduct solution presentation and workshops

• Provide pre and post-sales support

• Propose and explore new and upcoming technologies in the market

• Perform any other duties as assigned

POSITION REQUIREMENTS

Skills and Experience:

• Diploma or degree in Information Technology, Computer Science, or a related field

• Minimum of 5 years of experience in the IT security sector, with a strong technical background in network engineering and firewall implementation/management
• Proficiency in Juniper security technologies (e.g., SRX firewalls, JunOS, Juniper Security Director ), including configuration, troubleshooting, and optimization
• Familiarity with other security technologies, including firewalls, IDS/IPS
• Solid understanding of networking protocols (TCP/IP, DNS, DHCP) and core principles of network security
• Experience with network monitoring and analysis tools
• Strong knowledge of Security Design Architecture, OSI model, TCP/IP model, and related protocols
• Relevant certifications (e.g., JNCIS-SEC , CCNP Security, CISSP, CISM) are advantageous
• Excellent problem-solving skills and keen attention to detail
• Strong communication skills and a collaborative team-oriented mindset

If this opportunity aligns with your skills and career goals, we encourage you to apply.

EA License: 21C0783

EAP Registration No: R

RESPONSIBILITIES

•Track and analyze various security issues, supporting daily security work.

•Resolve technical issues in the network environment.

•Conduct security risk assessments and provide technical support for projects.

•Participate in emergency response, handling, and tracing of various security incidents.

•Participate in the network security responsibility assessment and related matters.

JOB REQUIREMENTS

•Bachelor's degree in Computer Science, Cybersecurity, or related field.

•Strong knowledge of network security protocols, firewalls, VPNs, IDS/IPS, etc.

•Experience in vulnerability management and penetration testing.

•Hands-on experience with security tools such as Wireshark, Metasploit, etc.

•Familiarity with security compliance frameworks (ISO 27001, SOC 2, etc.).

•Experience with cloud security (AWS, GCP, Azure).

•Strong analytical skills and the ability to act quickly during security incidents.

•Excellent communication skills for reporting and training purposes.

NCS is a leading technology services firm that operates across the Asia Pacific region in over 20 cities, providing consulting, digital services, technology solutions, and more. We believe in harnessing the power of technology to achieve extraordinary things, creating lasting value and impact for our communities, partners, and people. Our diverse workforce of 13,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region.

We're searching for a Network & Security Engineer to be part of our diverse team of talent here at NCS

Overview

As a Network & Security Engineer, you will be responsible for the initial support and maintenance of OneCare's client. This role provides 24x7 standby onsite and remote troubleshooting support, onsite HW replacement, security patches and firmware or software upgrade of Network and Security devices while ensuring SLA contractual obligation is meet.

What will you do?

Network and Security Maintenance

• Perform routine network maintenance and system upgrades, including service packs, patches, and hot fixes.
• Hardware replacement which requires prepping up the replacement device with same firmware/software and patches with faulty device. This also requires basic to intermediate configuration.

Troubleshooting and Support

• Identify and resolve network and security issues promptly.
• Provide technical support to end-users and escalate issues to higher-level engineers when necessary.
• Document network problems and resolutions for future reference.
• Basic and/or Intermediatory skill in switches, routers or f5
• Basic and/or Intermediatory skill in Firewalls eg Fortinet, Checkpoint and/or Palo Alto

Security Management

• Adherence to all clients Security and Cyber hygiene policies.
  
  Respond to security audits and vulnerability assessments.

Incident Response

• Part of the 24x7 rotational standby to support all clients 24x7 ensuring meeting SLA.
• Respond to network and security incidents.
• Participate in incident response drills and post-incident reviews.
• Follow all processes, including timely escalation to senior engineers.

Documentation and Reporting

• Conduct and maintain accurate and up to date Preventive Maintenance report where contractually obligated.
• Daily regular accurate update of incident tickets.
• Collaborate with other engineers to ensure comprehensive documentation of network and security procedures/SOP.

The ideal candidate should possess:

• Diploma /Degree in Computer Science / Computer Engineering / Information Technology related field, or IT equivalent
• Network and security Internship experience or minimally 2 years of related experience or exposure
• Good knowledge of network and firewalls
• Experience in Fortinet/Check Point is a must
• Self-motivated with a positive "can-do" attitude, creative with excellent presentation, communication, negotiation and interpersonal skills including strong persuasive techniques.
• Ability to develop and maintain respectful and trusting relationship
• Good customer management experience
• Proficient in written and spoken English
• Able to travel as required

Company Description

NCS is a leading technology services firm that operates across the Asia Pacific region in over 20 cities, providing consulting, digital services, technology solutions, and more. We believe in harnessing the power of technology to achieve extraordinary things, creating lasting value and impact for our communities, partners, and people. Our diverse workforce of 13,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region.

Job Description

We're searching for a Network & Security Engineer to be part of our diverse team of talent here at NCS

Overview

As a Network & Security Engineer, you will be responsible for the initial support and maintenance of OneCare's client. This role provides 24x7 standby onsite and remote troubleshooting support, onsite HW replacement, security patches and firmware or software upgrade of Network and Security devices while ensuring SLA contractual obligation is meet.

What will you do?

Network and Security Maintenance

• Perform routine network maintenance and system upgrades, including service packs, patches, and hot fixes.
• Hardware replacement which requires prepping up the replacement device with same firmware/software and patches with faulty device. This also requires basic to intermediate configuration.

Troubleshooting and Support

• Identify and resolve network and security issues promptly.
• Provide technical support to end-users and escalate issues to higher-level engineers when necessary.
• Document network problems and resolutions for future reference.
• Basic and/or Intermediatory skill in switches, routers or f5
• Basic and/or Intermediatory skill in Firewalls eg Fortinet, Checkpoint and/or Palo Alto

Security Management

• Adherence to all clients Security and Cyber hygiene policies.
  
  Respond to security audits and vulnerability assessments.

Incident Response

• Part of the 24x7 rotational standby to support all clients 24x7 ensuring meeting SLA.
• Respond to network and security incidents.
• Participate in incident response drills and post-incident reviews.
• Follow all processes, including timely escalation to senior engineers.

Documentation and Reporting

• Conduct and maintain accurate and up to date Preventive Maintenance report where contractually obligated.
• Daily regular accurate update of incident tickets.
• Collaborate with other engineers to ensure comprehensive documentation of network and security procedures/SOP.

Qualifications

The ideal candidate should possess:

• Diploma /Degree in Computer Science / Computer Engineering / Information Technology related field, or IT equivalent
• Network and security Internship experience or minimally 1 year of related experience or exposure
• Good knowledge network and firewalls
• Self-motivated with a positive "can-do" attitude, creative with excellent presentation, communication, negotiation and interpersonal skills including strong persuasive techniques.
• Ability to develop and maintain respectful and trusting relationship
• Good customer management experience
• Proficient in written and spoken English
• Able to travel as required

Additional Information

We are driven by our AEIOU beliefs - Adventure, Excellence, Integrity, Ownership, and Unity -and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.

Together, we make the extraordinary happen.

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

AMNET Technology Pte Ltd is seeking a skilled and detail-oriented Network Security Engineer to design, implement, maintain, and support our growing network infrastructure. You will be part of a dynamic team responsible for maintaining high availability, performance, and security of the network systems that support critical business operations.

Key Responsibilities:

• Design, configure, and deploy LANs, WANs, wireless networks, and other network components.
• Install and maintain network hardware and software, including routers, switches, firewalls, and load balancers.
• Monitor network performance, troubleshoot issues, and ensure network availability and reliability.
• Implement and enforce network security policies, including firewalls, VPNs, and access controls.
• Perform network maintenance and system upgrades including service packs, patches, hot fixes, and security configurations.
• Collaborate with internal teams and vendors to diagnose and resolve network-related issues.
• Document network infrastructure, configurations, and procedures.
• Participate in disaster recovery planning and implementation.
• Provide support for network-related incidents and service requests.
• Stay current with emerging networking technologies and trends.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent work experience).
• Proven experience as a Network Engineer or in a similar role.
• Strong understanding of networking concepts such as TCP/IP, DNS, DHCP, routing, and switching.
• Hands-on experience with network hardware (e.g., Cisco, Juniper, Arista).
• Experience with network security tools and best practices.
• Familiarity with cloud networking (e.g., AWS, Azure, GCP) is a plus.Knowledge of firewalls, VPNs, and IDS/IPS systems is a plus.
• Network certifications such as CCNA, CCNP, CompTIA Network+, or JNCIA are preferred.

Preferred Skills:

• Scripting skills (e.g., Python, Bash) for automation.
• Experience with monitoring tools (e.g., SolarWinds, PRTG, Nagios).
• Understanding of SD-WAN, MPLS, and BGP/OSPF routing protocols.
• Knowledge of virtualization technologies and cloud-based networking.

Soft Skills:

• Strong problem-solving and analytical skills.
• Excellent communication and teamwork abilities.
• Ability to work independently and under pressure.

Work Environment:

- Office environment and able to work at customer's site based on projects assignment.

- Work-life balance.

- Ongoing Training and Development Programs for Career Advancement.

- Free access to office building facilities ie swimming pool, gym rooms, tennis court and BBQ pit.

• Singaporean is preferred

Attractive salary remuneration package with monthly mobile reimbursement claim max up to $80 and standby support allowance.