Senior Network Engineer (Shift Duty)

Daulfin Grey HR Pte Ltd; Singapore; On-site; SGD 70,000 - 90,000; Full time

Job summary

Daulfin Grey HR Pte Ltd is looking for a Senior Network Engineer based in Singapore. This role involves managing infrastructure issues, performing network administration, and providing project management support.

The ideal candidate will have a Bachelor's degree in IT or related fields and at least 5 years of experience. Certification in Cisco or Palo Alto is preferred. 24x7 support is needed for this position.

Qualifications

• Minimum of 5 years of hands-on experience in managing network and security equipment.
• Able to support 24/7 operations.
• Certifications like CCNA or CCNP are preferred.

Responsibilities

• Perform network administration in a heterogeneous environment.
• Provide second level network support and resolve incidents.
• Implement disaster recovery plans for network systems.

Skills

Network Administration

Public Cloud Administration

Problem-Solving Skills

Good Communication Skills

Education

Bachelor's degree in Information Technology, Information Systems, Computer Science, or a related field

Tools

Routers

Switches

Firewalls

Load Balancer

DNS

VPN

NAC

Job description

This Senior Network Engineer is responsible for managing infrastructure-related issues, which includes evaluation, conceptualisation, development, implementation, maintenance and support of IT infrastructure systems.

Responsibilities:

Network Administration

• Perform network administration in a heterogeneous environment (production, DR, test) comprising of network & security equipment, telecommunication links
• Perform hardening, upgrade and enhancement on IT infrastructure components
• Monitor, assess, schedule and implement network, and product-specific security vulnerability patches
• Monitor obsolescence of IT infrastructure components (network systems)
• Monitor expiry and perform renewal of network system password and certificates
• Implement network backups operations to ensure data recoverability and business continuity
• Execute disaster recovery plans for IT infrastructure (network systems) and conduct regular disaster recovery testing and component switchover exercises to ensure usability of standby and DR equipment
• 24 x 7 support is needed (in 5 shifts)

Project Management & Support

• Provide infrastructure (system & network) support to projects in accordance to the project timeline
• Manage infrastructure enhancement / upgrade projects in accordance to established project management guidelines

Incident & Problem Management

• Provide second level network support and resolve incidents and problems in accordance to established Service Level Agreement (SLA)
• Perform problem diagnosis on incidents and propose & implement measures to prevent recurrence

Change & Release Management

• Schedule and release network system changes to production environment in accordance to the change management process / procedures

Configuration Management

• Develop and maintain a comprehensive operating system hardware and software configuration database / library of all IT infrastructure components used in the production environment

Capacity & Performance Management

• Perform infrastructure system and network capacity monitoring and planning
• Monitor and perform performance tuning to optimize network performance

Process Management

• Implement the underlying processes supporting IT service management, in conformance to corporate security policies and guidelines

Documentation

Develop and maintain technical and process documents to upkeep IT infrastructure

Education and Experience

• Bachelor’s degree in Information Technology, Information Systems, Computer Science, or a related field.
• Minimum of 5 years of hands-on experience in managing network and security equipment such as Routers, Switches, Firewalls, VPN, Load Balancer, DNS, NAC
• Able to support 24/7 operations

Skills and Knowledge

• Experience in public cloud administration
• Familiar with data center operations
• Good written and verbal communication skills
• Good interpersonal skills and able to work independently as well as in a team

• Strong problem-solving skills, with the ability to quickly develop solutions that balance technical needs and business impact

• Possess customer-oriented mindset
• Ability to manage and prioritise multiple tasks and projects effectively

Professional Certifications

Certifications in Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP), Check Point Certified Security Administrator Certification (CCSA), Check Point Certified Security Expert Certification (CCSE), Palo Alto Networks Certified Network Security Administrator (PCNSA), Palo Alto Networks Certified Network Security Engineer Certification (PCNSE), NSE (up to level 4) and Certified Network Defender (CND) preferred