Senior Network Engineer | Network Security & Enterprise Infrastructure

Sutherland; Taguig; On-site; PHP 1,200,000 - 1,800,000; Full time

Job summary

Sutherland Philippines is seeking a Senior Network Engineer to design, secure, and optimize enterprise network infrastructure across multiple locations. You will work with Cisco routing & switching, Palo Alto firewalls, SD‑WAN, VPNs, and Cisco ISE to deliver reliable connectivity and security.

The role emphasizes hands‑on problem solving, documentation, and collaboration with security teams to drive network resilience and performance improvements in a fast-paced enterprise environment.

Qualifications

• Bachelor's degree or equivalent in IT/CS/Engineering.
• 5+ years of hands‑on Network Engineering in enterprise environments.
• Strong troubleshooting and problem‑solving skills.
• Experience with large-scale, mission‑critical networks.

Responsibilities

• Design, implement, and maintain enterprise LAN, WAN, WLAN, and SD‑WAN environments.
• Support Layer 2 and Layer 3 network infrastructure across multiple sites.
• Configure and troubleshoot advanced routing protocols including BGP.
• Participate in network upgrades, migrations, and modernization projects.
• Develop technical documentation, architecture standards, and SOPs.

Skills

Layer 2 & Layer 3 Networking

Enterprise Routing & Switching

BGP

VPN Technologies

Enterprise Wireless Networking

Cisco ISE

SD-WAN Architecture & Operations

Network Monitoring & Performance

High Availability & Resiliency

Education

Bachelor's Degree in Information Technology, Computer Science, Engineering, or related field

CCNP certification

CCIE certification or similar

Tools

F5 Load Balancers

Cisco ACI

Job description

Build the Network That Powers the Business

Are you a passionate Network Engineer who thrives in complex, high-impact environments? Do you enjoy designing modern enterprise networks, solving critical infrastructure challenges, and driving security-first connectivity across enterprise environments?

We're looking for an experienced Senior Network Engineer to join our team and play a key role in designing, securing, optimizing, and supporting enterprise network infrastructure that powers business operations across multiple locations and network domains.

This is an exciting opportunity to work with enterprise-grade networking and security technologies including Cisco Routing & Switching, Palo Alto Firewalls, SD-WAN, Wireless Networking, VPN, Cisco ISE, and Multi-Site Enterprise Infrastructure.

What You'll Do

• Design, implement, and maintain enterprise LAN, WAN, WLAN, and SD-WAN environments.
• Support Layer 2 and Layer 3 network infrastructure across multiple sites.
• Configure and troubleshoot advanced routing protocols including BGP.
• Participate in network upgrades, migrations, and modernization projects.
• Develop technical documentation, architecture standards, and operational procedures.

Ensure Network Reliability & Performance

• Provide Tier 2/3 support for complex network incidents and critical outages.
• Perform root cause analysis and drive permanent corrective actions.
• Monitor network health, capacity, availability, and performance.
• Ensure optimal operation of enterprise routing, switching, wireless, and security platforms.
• Implement and manage network security solutions including Palo Alto and Cisco Firewalls.
• Configure and support VPN solutions for secure connectivity.
• Manage network access control technologies using Cisco ISE.
• Partner closely with cybersecurity teams to identify and mitigate security risks.
• Support security audits, compliance requirements, and best practices.

Lead Infrastructure Initiatives

• Own technical delivery of network projects from planning through implementation.
• Collaborate with cross-functional teams, vendors, and service providers.
• Provide technical guidance and knowledge sharing within the team.
• Support continuous improvement initiatives and technology enhancements.

What We're Looking For

Required Qualifications

• Bachelor's Degree in Information Technology, Computer Science, Engineering, or related field, or equivalent experience.
• Minimum of 5+ years of hands‑on Network Engineering experience in enterprise environments.
• Strong experience supporting large-scale, mission‑critical network infrastructures.
• Excellent troubleshooting, analytical, and problem‑solving skills.

Core Technical Requirements (Must-Have)

Candidates must have strong hands‑on experience, skills, knowledge, and understanding in:

• Layer 2 and Layer 3 Networking
• Enterprise Routing and Switching
• BGP (Border Gateway Protocol)
• VPN Technologies
• Enterprise Wireless Networking
• Cisco Identity Services Engine (ISE)
• SD‑WAN Solutions

Nice-to-Have Skills

Experience with the following technologies will be highly regarded:

• F5 Load Balancers
• Cisco Application Centric Infrastructure (ACI)

Technical Expertise

We're particularly interested in candidates with experience in:

• Layer 2 & Layer 3 Switching Technologies
• Advanced Routing Protocols and BGP
• Enterprise Wireless Solutions
• Firewall Administration and Network Security
• VPN and Secure Remote Access Technologies
• Cisco ISE and Network Access Control (NAC)
• SD‑WAN Architecture and Operations
• Network Monitoring and Performance Management Platforms
• High Availability and Network Resiliency Solutions

Preferred Qualifications

• Cisco CCNP certification or equivalent.
• Experience supporting complex enterprise network environments.
• Exposure to network automation and scripting tools.
• Experience with F5 and Cisco ACI environments.
• Advanced networking certifications are a plus (CCIE or similar).

What Makes You Successful

• Strong technical troubleshooting and critical thinking skills.
• Ability to quickly diagnose and resolve complex network issues.
• Excellent stakeholder management and communication skills.
• Strong collaboration across infrastructure, security, and operations teams.
• Continuous learning mindset and passion for emerging technologies.
• Ability to execute projects independently while maintaining high-quality standards.

Why Join Us?

• Work with enterprise-scale network and security environments
• Exposure to industry-leading networking technologies
• Collaborate with highly skilled infrastructure and cybersecurity teams
• Lead impactful network transformation initiatives
• Competitive career growth and development opportunities
• Direct influence on business-critical infrastructure and operations