Senior Network Architect

ManTech seeks a highly skilled and motivated Senior Network Architect to join our team in Stennis, MS .

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