Senior Network Engineer

Senior Network Engineer

• Provide L3/L4 technical support for complex network and security incidents.
• Serve as the escalation point for network outages, performance degradation, and critical business-impacting issues.
• Own incident resolution, root cause analysis (RCA), and problem management activities.
• Participate in 24x7 support and major incident response processes as required.
• Collaborate with NOC teams to improve monitoring, alerting, and operational efficiency.

Network Infrastructure Management

• Design, deploy, maintain, and optimize:
  • Enterprise LAN/WAN environments
  • SD-WAN and VPN solutions
  • Data Center networking
  • Cloud networking platforms
  • Network security infrastructure
  • Load balancing technologies
• Perform network upgrades, migrations, lifecycle management, and capacity planning.

Security & Connectivity

• Manage enterprise firewall /VPN infrastructure utilizing:
  • Palo Alto Networks
  • Zscaler
• Ensure compliance with security standards and best practices.

Cloud & Data Center Networking

• Support hybrid and multi-cloud network architectures.
• Design and troubleshoot connectivity between:
  • On-prem Data Centers
  • Public Cloud environments
  • SaaS platforms
• Optimize cloud networking, routing, and security policies.

Monitoring & Automation

• Utilize enterprise monitoring and observability tools to ensure network availability and performance.
• Analyze trends and perform proactive capacity management.
• Develop operational automation and standardization where possible.
• Create and maintain network documentation, diagrams, and operational procedures.

Vendor & Stakeholder Management

• Work closely with technology vendors and service providers.
• Partner with infrastructure, cloud, security, and application teams to deliver enterprise networking solutions.
• Provide technical leadership during projects, audits, and architecture reviews.

Required Technical Skills

Networking

• Enterprise LAN/WAN Architecture
• Routing & Switching
• TCP/IP
• VLANs
• OSPF
• EIGRP
• BGP
• MPLS
• QoS
• Multicast
• HSRP/VRRP
• ACLs
• DNS, DHCP, NAT

Security

• Next-Generation Firewalls
• Palo Alto Networks
• Zscaler Internet Access (ZIA)
• Zscaler Private Access (ZPA)
• VPN Technologies
• Network Access Control
• Zero Trust Architecture

Data Center Technologies

• Spine-Leaf Architecture
• VXLAN
• EVPN
• Data Center Routing & Switching
• High Availability Architectures

Load Balancing

• Application Load Balancers
• Global Load Balancers
• High Availability Solutions
• Traffic Optimization

Cloud Networking

• Azure Networking
• AWS Networking
• Hybrid Network Connectivity
• ExpressRoute / Direct Connect
• Cloud Security Integration

OEM Expertise

• Cisco
• Aruba
• Palo Alto Networks
• Arista
• Zscaler

Monitoring & Operations Tools

Experience with enterprise monitoring and management platforms such as:

• SolarWinds
• LogicMonitor
• ThousandEyes
• PRTG
• Splunk
• Dynatrace
• Cisco DNA Center
• Aruba Central
• Network Performance Monitoring solutions

Required Experience

• 8+ years of enterprise networking experience.
• 5+ years supporting large-scale global network environments.
• Experience managing mission-critical and highly available infrastructures.
• Proven experience supporting complex, multi-vendor environments.
• Strong analytical and troubleshooting skills with the ability to resolve high-severity incidents.

Certifications

Preferred

• CCNP Enterprise (Required)
• CCIE Enterprise Infrastructure (Highly Preferred)
• Palo Alto PCNSE
• Aruba Certified Mobility Professional (ACMP)
• AWS/Azure Networking Certifications

Soft Skills

• Strong communication and stakeholder management skills.
• Ability to lead major incidents and technical war rooms.
• Experience working with globally distributed teams.
• Excellent problem-solving and root-cause analysis capabilities.
• Ability to work independently in fast-paced, complex environments.

Education

• Bachelor's Degree in Computer Science, Information Technology, Engineering, or related field.
• Equivalent practical experience will be considered.