Infoblox Network Engineer

Hammerjack Pty Ltd; Mandaluyong; On-site; PHP 600,000 - 900,000; Full time

Job summary

Hammerjack Pty Ltd is seeking a skilled Network Specialist to administer Infoblox DNS, DHCP, and IPAM systems in Mandaluyong. The role requires deep experience with NIOS, DDI, DNS/DHCP/IPAM, and related networking concepts.

You will maintain grids, monitor services, and support migrations while collaborating with cross-functional teams. The position is a 6-month initial contract with renewal potential, onsite 2x/week, 45 hours per week, and on-call rotations.

Qualifications

• Strong Infoblox NIOS and DDI expertise.
• DNS/DHCP/IPAM proficiency.
• Knowledge of TCP/IP, VLANs, subnetting, routing, switching.
• Troubleshooting DNS, DHCP allocations, and IP conflicts.
• Familiar with network monitoring and automation tools.
• Excellent analytical, troubleshooting, and communication skills.

Responsibilities

• Administer Infoblox DNS, DHCP, and IPAM platforms.
• Configure DNS zones, DHCP scopes, IP reservations, and IP allocations.
• Troubleshoot DNS, DHCP, IPAM, and related incidents.
• Monitor network services for high availability and performance.
• Manage Infoblox Grid architecture, Grid Masters, Grid Members, and HA pairs.
• Support migrations, IP renumbering, and infra transformation projects.
• Maintain IP inventories, subnet utilization, VLAN assignments, and network docs.
• Implement DNS security best practices and compliance.
• Automate tasks using Infoblox APIs and scripting.
• Collaborate with network, security, server, cloud, and application teams to resolve infra issues.
• Participate in change management, maintenance activities, and on-call rotations.
• Develop and maintain technical documentation and SOPs.

Skills

Infoblox NIOS

DDI solutions

DNS

DHCP

IPAM

TCP/IP

VLANs

Subnetting

Routing

Switching

DNS troubleshooting

DHCP allocation

IP conflicts

Network monitoring

Network automation

Communication

Automation tools

Scripting

Infoblox API

Education

Infoblox CNA

Infoblox CNSP

CCNA

CCNP

ITIL Foundation

Tools

Infoblox

APIs

Job description

Location: Mandaluyong City

Setup: 2x/week onsite

No. of hours per week: 45

Shift Schedule: 9PM - 7AM

Employment: 6 months initial contract, renewable/absorption depending on performance

Qualifications:

• Strong experience with Infoblox NIOS and DDI solutions.
• Expert knowledge of DNS, DHCP, and IP Address Management (IPAM).
• Solid understanding of TCP/IP, VLANs, subnetting, routing, and switching.
• Experience troubleshooting DNS resolution, DHCP allocation, and IP conflicts.
• Familiarity with network monitoring and automation tools.
• Strong analytical, troubleshooting, and communication skills.

Certifications such as:

• Infoblox Certified NIOS Administrator (CNA)
• Infoblox Certified Network Services Professional (CNSP)
• CCNA / CCNP
• ITIL Foundation

Key Responsibilities:

• Administer and maintain Infoblox DNS, DHCP, and IPAM (DDI) platforms.
• Configure and manage DNS zones, DHCP scopes, IP reservations, and IP address allocation.
• Perform troubleshooting and root cause analysis for DNS, DHCP, IPAM, and network-related incidents.
• Monitor network services to ensure high availability, reliability, and performance.
• Manage Infoblox Grid architecture, Grid Masters, Grid Members, and HA pairs.
• Support network migrations, IP renumbering, and infrastructure transformation projects.
• Maintain IP address inventories, subnet utilization, VLAN assignments, and network documentation.
• Implement DNS security best practices and ensure compliance with organizational standards.
• Automate operational tasks using Infoblox APIs, scripting, and network automation tools.
• Collaborate with network, security, server, cloud, and application teams to resolve infrastructure issues.
• Participate in change management, maintenance activities, and on-call support rotations.
• Develop and maintain technical documentation, standard operating procedures, and knowledge articles