Senior Network Engineer — Multi-Cloud & Security

Hammerjack Pty Ltd; Taguig; On-site; PHP 600,000 - 1,000,000; Full time

Benefits offered by this job

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Job summary

Hammerjack Pty Ltd is seeking a seasoned Network Engineer to design, secure, and optimize enterprise networks across on‑premises, cloud, and hybrid environments. You will help shape architectures, standards, and best practices while collaborating with cybersecurity and infrastructure teams.

Ideal candidates bring 5+ years of hands-on experience, deep routing/switching expertise, and a strong background in Cisco, Palo Alto, and F5 technologies.

Qualifications

• Bachelor's degree in Information Technology, Computer Science, Engineering, or equivalent experience.
• 5+ years of hands-on enterprise network engineering experience.
• Deep expertise in routing, switching, wireless networking, and network security.
• Experience supporting large-scale, enterprise, or mission-critical environments.
• Strong analytical, troubleshooting, and problem-solving skills.
• Experience working with platforms such as Cisco, Palo Alto, F5, or similar enterprise technologies.

Responsibilities

• Design, implement, and support enterprise LAN, WAN, WLAN, SD-WAN, and cloud networking solutions.
• Lead network transformation, upgrade, and modernization initiatives.
• Develop architecture standards, technical documentation, and best practices.
• Evaluate emerging technologies and recommend innovative networking solutions.
• Provide Tier 2/3 support for complex network incidents and critical outages.
• Conduct root cause analysis and drive permanent solutions to recurring issues.
• Proactively monitor and optimize network performance, availability, and reliability.
• Participate in incident response and on-call support activities when needed.
• Implement and manage network security technologies including firewalls, VPNs, NAC, segmentation, and secure remote access solutions.
• Partner closely with cybersecurity teams to identify and mitigate vulnerabilities.
• Support audit, compliance, and risk management initiatives.

Skills

Networking design

Troubleshooting

Network security

Cloud networking

Automation (IaC)

Education

Bachelor's in IT/CS/Engineering

Tools

Cisco

Palo Alto

F5

Job description

Hammerjack Pty Ltd is seeking a seasoned Network Engineer to design, secure, and optimize enterprise networks across on‑premises, cloud, and hybrid environments. You will help shape architectures, standards, and best practices while collaborating with cybersecurity and infrastructure teams.

Ideal candidates bring 5+ years of hands-on experience, deep routing/switching expertise, and a strong background in Cisco, Palo Alto, and F5 technologies.