Network Engineer IV with Security Clearance

Job Summary: We are seeking a highly skilled Senior Network Tier 3 Engineer to support critical enterprise and carrier-grade network infrastructure environments. The ideal candidate will have strong experience with IP networking, MPLS technologies, Cisco routing/switching platforms, and advanced troubleshooting in high-availability environments. This role will be responsible for designing, implementing, optimizing, and supporting complex network solutions while collaborating with engineering and operations teams. Key Responsibilities: • Evaluate technologies and network designs to support critical infrastructure and customer requirements • Implement network solutions aligned with customer objectives and operational needs • Participate in cross-functional initiatives and technical discussions to resolve complex network challenges • Create and maintain technical documentation, procedures, and training materials for engineering and NOC teams • Ensure operational excellence and high availability of network systems and components • Define and implement best practices for network performance, optimization, and capacity management • Identify opportunities for automation and network optimization initiatives • Conduct proof-of-concepts (POCs), service trials, and system integration testing • Support network planning and recommend upgrades based on network trends and operational analysis • Travel as required for customer meetings, integration planning, and deployment activities Required Qualifications: • Bachelor's degree in Electrical Engineering, Telecommunications, Computer Science, Information Systems, or related technical discipline • 6+ years of experience in network engineering with IP networks OR 3+ years of experience with a Bachelor's degree in a related field • Strong experience designing, implementing, testing, and supporting enterprise IP networks • Experience architecting LAN, WAN, and intranet solutions for large-scale distributed communications systems • Experience peering with Tier 1 ISPs and troubleshooting Internet routing issues using looking glass tools • Hands-on experience configuring and supporting IP network infrastructure Technical Skills: • Strong experience with MPLS, ISIS, QoS, BGP, VPLS, AS prepending, route policies, route leaking, local preference, and BGP community configurations using Cisco XR • Experience configuring and troubleshooting OSPF redistribution, route-maps, and cost optimization using Cisco XE • Hands-on experience with Cisco ASR903, ISR3, ASR99xx routers, and Cisco Nexus switches • Experience with Cisco GetVPN technologies • Experience with carrier-grade networking technologies including Carrier Ethernet, MPLS, and SDN • Strong troubleshooting experience with Layer 2, Multicast, BGP, OSPF, ISIS, EIGRP, HSRP, Ethernet, Optical, and TDM environments • Experience with leading network vendors including Cisco, Juniper, Arista, and F5 Additional Requirements: • Excellent verbal and written communication skills • Experience mentoring junior engineers and delivering technical presentations • Strong analytical and problem-solving abilities in high-pressure environments • Proficiency with Microsoft Office applications • Ability to obtain and maintain a Security Clearance Preferred Qualifications: • CCNP or other advanced networking certifications preferred • Experience planning, implementing, verifying, and troubleshooting enterprise LAN/WAN environments • Strong understanding of enterprise network operations and infrastructure best practices