Network Field Engineer

Network Engineer / Network Architect (CCNA / CCNP) | Dispatch Freelance Contract

Sharp Brains Limited is actively seeking an experienced Network Engineer / Network Architect to join our global network of field engineers. This is a Dispatch-Based Freelance Contract, ideal for professionals looking to support enterprise networking, security, and data center projects on an as-needed basis.

Key Responsibilities

✔ Design and develop scalable network solutions based on business and technical requirements.

✔ Implement and support enterprise network infrastructure, security, and connectivity solutions.

✔ Perform network assessments, architecture reviews, and provide strategic design recommendations.

✔ Troubleshoot and resolve complex network, hardware, software, and connectivity issues.

✔ Deploy and maintain network security technologies and best practices.

✔ Create and maintain technical documentation including HLDs, LLDs, network diagrams, as-built documentation, BOMs, and knowledge transfer materials.

✔ Support operational escalations and ensure network performance, availability, and reliability.

✔ Collaborate with cross-functional teams to improve network architecture and operational efficiency.

Required Qualifications

• 5+ years of experience in enterprise networking, network architecture, or infrastructure engineering.
• Strong hands-on experience with:
• Palo Alto Firewalls
• F5 Load Balancers
• Cisco ISE
• Cisco IOS & NX-OS
• Advanced knowledge of:
• TCP/IP
• IPSEC Site-to-Site VPN
• GRE Tunnels
• Client VPN
• NAT
• VRF
• Strong understanding of Data Center technologies:
• VPC
• VDC
• FCoE
• Fibre Channel (FC)
• Virtual Switching

Expertise in Layer 2 technologies:

• Switching
• VLANs
• Spanning Tree Protocol (STP)

Expertise in Layer 3 routing protocols:

• BGP
• OSPF
• EIGRP
• MPLS
• Experience with Wireless Network Design and Configuration.
• Strong analytical and troubleshooting skills.

Preferred Qualifications

• Cisco Voice / Call Manager
• Cisco Meraki
• SD-WAN
• Software Defined Networking (SDN)
• Network Monitoring Solutions
• Cisco Catalyst Center
• Infoblox
• Nexus Dashboard
• VXLAN

Certifications

Preferred:

• CCNA – Cisco Certified Network Associate
• CCNP – Cisco Certified Network Professional

Contract Details

• Dispatch-Based Freelance Opportunity
• Onsite Assignments Based on Client Demand
• Flexible Engagement Model
• Opportunity to Support Enterprise and Data Center Projects
• Advance Notice Provided Prior to Scheduled Activities
• Long-Term Collaboration Opportunities for High-Performing Engineers

Please Note: This is not a full-time position. Engineers will be engaged based on client requirements and project availability. Activities may include scheduled deployments, implementations, troubleshooting, upgrades, and onsite support engagements.