Senior Network Engineer

EPX: EPERFORMAX CONTACT CENTERS; Pasay; On-site; PHP 900,000 - 1,700,000; Full time

Job summary

EPX: EPERFORMAX CONTACT CENTERS in Metro Manila seeks an experienced Senior Network Engineer to provide Tier 2 support for QSR clients. You will deploy on-site PBX and VoIP systems, configure routers, switches, and firewalls, and troubleshoot complex network and telephony issues.

The role requires hands-on expertise with Cradlepoint, InHand, and Asterisk, plus strong Linux CLI skills, clear communication, and the ability to work independently in a fast-paced, client-facing environment.

Qualifications

• Bachelor’s degree in a 4-year program.
• 5+ years installing and troubleshooting on-premise networking hardware.
• 3+ years providing real-time remote Tier 2+ technical support.
• Expert knowledge of carrier networking architecture and local topology.
• Strong Linux CLI, including SSH, tunneling, and diagnostic tools.
• Advanced experience with VoIP, LTE, PBX, routers, and telecom providers.
• Excellent written and spoken communication; able to explain complex issues clearly.
• Independent worker with strong problem-solving and documentation skills.

Responsibilities

• Install, configure, and support PBX systems, routers, switches, firewalls, and wireless access points.
• Troubleshoot and resolve VoIP, LTE/4G/5G, SIP, and network outages; perform deep-dive topology investigations.
• Coordinate with ISPs, carriers, vendors, and internal teams to escalate and resolve issues.
• Provide Tier 2+ technical support and maintain thorough ticket documentation.
• Oversee on-site hardware deployments and network cabling, physical topology, and security.
• Communicate outages and investigations promptly to stakeholders; recommend infrastructure changes.

Skills

Linux CLI

VoIP

PBX

SIP

LTE networks

Network troubleshooting

On-site deployment

Strong communication

Independent worker

Team collaboration

Documentation

Education

Bachelor's degree in networking or related field

Tools

Cradlepoint

InHand

Asterisk

Job description

Overall purpose and responsibilities of the role:

As a Senior Network Engineer , you will provide Tier 2 technical support, primarily assisting business clients in the QSR (Quick Service Restaurant) sector. You will work hands-on with PBX systems, VoIP technologies, router configuration, on-site platform deployment, and hardware/network troubleshooting. The role requires a technically skilled professional with experience in configuring and deploying telephony systems on-site, handling escalated issues, and supporting client-facing operations within a structured office environment.

Duties and Responsibilities:

Advanced Troubleshooting & Resolution

• Hands on network engineer to assist clients with installing, assisting, configuring real network infrastructure.
• Install and configure network hardware including switches, routers, firewalls, wireless access points and cabling.
• Technical specialist for voice, network, LTE, issues – which could be connection, input, output, or hardware issues
• Troubleshoot and resolve LTE/4G/5G primary and failover internet outages, VOIP failures, SIP issues, and store phone outages
• Diagnose and restore issues related to phone or network outages
• Perform deep-dive investigations into network topology issues
• Diagnose, troubleshoot and resolve Tier 2 or 3 network related issues
• Configure, install, and support PBX systems, routers (Cradlepoint, InHand), modems, and related telephony hardware
• Perform command-line-based configuration and troubleshooting within Linux environments and router OS platforms
• Set up and maintain secure remote tunnels
• Oversee and advise on network cabling installations, physical topology, and on-premise hardware setups
• Coordinate directly with ISPs, carriers, vendors, and external engineering teams to escalating, validate, and resolve service-impacting issues
• Ensure accurate and timely communication during outages, degradations, or complex multi-party investigations

Ticket Ownership

• Handle senior-level ticket management and ensure thorough documentation of steps, findings, and resolutions
• Evaluate recurring issues to recommend infrastructure changes, process improvements, or engineering enhancements

Coordinate across multiple internal departments real-time including Sales, Executive leadership, and distribution to resolve issues

Must-have Skills / Qualification:

• Bachelor’s degree graduate of 4-year course
• 5+ years’ experience installing and troubleshooting on-premise networking hardware (routers, switches, cabling, telephony equipment, and local network infrastructure)
• 3+ years’ experience providing real-time remote Tier 2 or above technical support
• Expert-level knowledge of carrier networking architecture and local networking topology
• Strong Linux command-line proficiency, including CLI-based diagnostics, tunneling, SSH, and command-level network tools.
• Advanced experience troubleshooting for VOIP, LTE, PBX, routers, and telecom provider
• Exceptional communication skills working
• Exceptional team working skills
• High independent working capable of solving complex problems with little procedural guidance

Soft Skills

• Exceptional written and verbal communication skills—able to simplify complex issues for non-technical stakeholders
• Highly independent, strong self-starter, able to operate with minimal procedural guidance
• Excellent team collaboration, able to mentor others and maintain calm under pressure
• Strong problem-solving mindset with a commitment to accuracy, documentation, and customer impact

Advantageous Experience/Skills:

• Certifications
• LPIC-1 / LPIC-2
• TIL v4 Foundations
• CWNA (Certified Wireless network administrator)
• CWNP Program (CWSP or CWDP)
• SIP School Certified
• Must have a working understanding and application knowledge of Asterisk
• Previous work experience that may be relevant: InHand, Cradlepoint, GlobalGig, Unified Office or any similar type companies are encouraged to apply (exact previous work experience is not required)