Senior Network Architect with Security Clearance

ManTech seeks a highly skilled and motivated Senior Network Architect to join our team in the DC, Maryland, and Virginia (Northern) DMV area . The NOSC Senior Networ k Architect designs and implements secure, scalable, and resilient network architectures to support mission-critical operations. They develop strategic network solutions, optimize performance, and ensure compliance with cybersecurity policies while leading cross-functional teams in the deployment of advanced networking technologies. Responsibilities include but are not limited to: Support the enterprise architecture, design, development, and deployment of network services in support of government customer , maintaining up-to-date current network and system diagrams Develop, manage, and maintain SDLC project artifacts such as requirements, design documents, diagrams, and other required documentation . D evelop roadmap for capabilities, operations, and technologies ensuring development and execution of test plans and supporting documentation for network configuration upgrades, replacements, additions, or revisions . Research and implement enterprise-wide network solutions, capabilities, and enhancements to support customer business/mission goals and objectives , while complying with the network architecture and design standards. Troubleshoot network incidents, providing root cause analysis and documenting information in tickets and knowledge repositories. Lead, c oordinate system maintenance, monitoring, and installation of multiple WAN/LAN environments encompassing multiple specializations, platforms, and technologies. Support network traffic analysis , bandwidth optimization efforts , capacity planning and more to ensure enterprise network can support the DHS mission . Evaluate and report on new/emerging network/communication technologies to enhance capacity , performance, and reliability. Evaluate and recommend changes and/or technology upgrades to address performance, standardization, and industry best practices Minimum Qualifications: 12 + years of Hands-on experience with Cisco routing, switching, and firewall technology and a bachelor's degree in computer science, information technology, cybersecurity, or a related field of study ( a dditional years of experience will be considered in lieu of a degree ) A 8570 Compliant certifications A Cisco Certified Network Associate (CCNA) certification Experience with primary network topologies, LANs, WANs and other common network standards Strong understanding of network protocols and technologies, including TCP/IP, DNS, DHCP, and QoS, MPLS V ery strong knowledge of routing protocols (e.g., BGP, EIGRP, OSPF) and network protocols (e.g., TCP/IP, GRE, IPSEC, and VRF) Familiarity with networking technologies including router/switch administration, ethernet and wireless networking and related protocols, hardware installation and support, system security techniques and firewall administration, basic database management ; Experience with designing, configuring, integrating, and troubleshooting network infrastructure technology . Preferred Qualifications: Master's degree Cisco Certified Network Professional (CCNP) certification Clearance Requirements: Must have a current/active Secret clearance with the ability to obtain and maintain a TS/SCI . The ability to obtain and maintain a DHS EOD suitability is required prior to starting this position. Physical Requirements: Must be able to work in an office environment and maneuver in data center and other IT equipment installation locations. Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer Ability to lift and carry 75 lbs for distances up to 50 feet