Tier 3 IP Network Engineer - L4

We are seeking an experienced Tier 3 IP Network Engineer / Network Planning Engineer to support critical IP backbone and customer network infrastructure. This is a hands-on engineering role responsible for designing, implementing, troubleshooting, and optimizing complex enterprise and carrier-grade IP/MPLS networks., This position provides 3rd-level (highest-level) technical support for IP backbone and customer routing issues and will work closely with engineering, NOC, and customer-facing teams.

Experience: 8+ years of network engineering experience, The ideal candidate will have strong experience with IP routing, MPLS, BGP, IS-IS, OSPF, VPLS, VRFs, L3VPN, and Cisco networking technologies, along with the ability to independently troubleshoot complex network issues in a high-pressure environment., * Bachelor’s degree in Networking, Information Technology, Electrical Engineering, Telecommunications Engineering, Computer Science, Computer Information Systems, or a related technical discipline. \n

• 8+ years of professional network engineering experience with IP networks. \n

• 6+ years of experience designing, developing, and implementing IP/MPLS network architectures. \n

• Strong hands-on IP configuration and troubleshooting experience., * Experience with BGP route policies, route leaking, AS path manipulation/prepending, local preference, communities, and related BGP attributes. \n

• Experience with OSPF redistribution, metrics/costs, route maps, and troubleshooting. \n

• Hands-on experience configuring and troubleshooting Cisco routing and switching platforms. \n

• Experience with Cisco ASR, ISR, and Nexus platforms is highly desirable. \n

• Experience with carrier-grade technologies such as MPLS, Carrier Ethernet, VPLS, and SDN/SD-WAN. \n

• Experience with network capacity planning, network upgrades, and performance optimization. \n

• Strong analytical and critical-thinking skills for troubleshooting complex network issues. \n

• Strong written and verbal communication skills. \n

• Strong technical presentation and documentation skills. \n

• Proficiency with Microsoft Office and Microsoft Visio. \n

• Ability to work effectively in confidential and high-pressure environments. \n

• Must be a U.S. Citizen and able to obtain the required Public Trust / MFN State Clearance. \n, * CCNP or other advanced networking certification. \n

• CCIE or equivalent expert-level certification. \n

• Experience with Cisco IOS-XR and IOS-XE. \n

• Experience with Cisco GetVPN. \n

• Experience with Juniper, Arista, F5, or other leading network vendors. \n

• Experience with SD-WAN technologies.

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• Provide Tier 3 / highest-level technical support for complex IP backbone and customer routing issues. \n

• Design, engineer, implement, and troubleshoot enterprise and carrier-grade IP/MPLS network solutions. \n

• Develop network architectures and solutions based on customer requirements and critical infrastructure needs. \n

• Create detailed network designs, diagrams, IP addressing plans, implementation plans, and technical documentation. \n

• Configure and troubleshoot advanced routing protocols and network technologies. \n

• Analyze network performance, capacity, and trends and recommend network upgrades and improvements. \n

• Troubleshoot complex BGP, IS-IS, OSPF, MPLS, VPLS, VRF, L3VPN, multicast, and Layer 2/Layer 3 issues. \n

• Participate in proof-of-concepts, service trials, network integration, and system testing. \n

• Develop and maintain engineering and NOC documentation and training materials. \n

• Establish and implement network engineering best practices. \n

• Identify opportunities for network automation, optimization, and capacity improvements. \n

• Collaborate with internal engineering teams, NOC teams, customers, and external partners to resolve technical challenges. \n

• Participate in inter-program technical initiatives and architecture discussions. \n

• Support network planning and recommend enhancements based on operational trends and recurring issues. \n

• Present technical solutions and recommendations to engineering and leadership teams. \n

• Mentor less-experienced network engineers. \n

• Participate in on-call support and planned maintenance activities, including occasional early morning or late-night work. \n

• Travel occasionally for requirements meetings, integration activities, and other project needs. \n

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