Sr. Network Engineer

Job Description Job Description UNITED STATES CITIZENSHIP REQUIRED MINIMUM INTERIM SECRET CLEARANCE WITH UPGRADE TO TOP SECRET ONSITE - ALEXANDRIA, VA (CURRENTLY 3 DAYS A WEEK) The Sr. Network Engineer will be responsible for ensuring the stable operation and efficient performance of data networks; monitoring and managing all network hardware and equipment, including routers, switches, and encryptors; analyzing network performance across the organization's LANs and WANs; and identifying and developing remedies for network performance bottlenecks. The Network Engineer shall have a solid working knowledge of network security measures, experience with network management and analysis tools such as SolarWinds. Responsibilities * Setup and configure Juniper network devices like MX series routers, SRX firewalls and QFX switches. * Design, implement, and maintain robust network infrastructures, including LAN, WAN, and VPNs. * Monitor network traffic and performance, troubleshoot connectivity issues, and optimize network resources to minimize downtime. * Implement and manage security measures, such as firewalls, access controls, and intrusion prevention systems. * Inspect, maintain, and, where necessary, replace network cabling and other network-related equipment. * Administer hardware and software upgrades for network equipment. * Create and maintain detailed network documentation, including network topology, IP schemas, and firewall rules. * Develop, implement, and maintain policies, procedures and associated training plans for network resource administration, appropriate use and disaster recovery. * Perform network asset management, including maintenance of network component inventory and related documentation and technical specifications information. * Administer and maintain user accounts, permissions, and access rights. * Recommend, schedule, and perform network improvements, upgrades, and repairs. * Interact with vendors, outsourcers, and contractors to secure network products and services. * Design, configure, troubleshoot, and expand IP address schemas for a WAN/LAN network * Develop functional, systems, and technical requirements documents based on operational and architectural requirements. * Perform technical analysis of IT alternatives in support of strategic modernization efforts. * Provide expert analysis and advice on the feasibility of system designs and capacity planning. * Perform detailed engineering to optimize enterprise network topologies and develop engineering design documentation to produce, install, test, integrate, and support a complete functional enterprise or processing system or subsystem. * Provide technical support and quality control checks to ensure information systems designs and specifications meet the necessary standards. * Troubleshoot and analyze network and communication issues and assist in their resolution. * Perform firmware upgrades, apply patches, and conduct routine maintenance to keep network systems up to date. * Work with other IT teams, such as security, system administrators, and applications, to ensure integrated network operations. * Other related duties as assigned. * Available for rotating on-call support. Qualifications * A degree in the field of computer science or other IT-related discipline is preferred. * Certifications: Juniper Networks Certified Specialist: Enterprise Routing and Switching (JNCIS-ENT), Juniper Network Certified Internet Expert (JNCIE), or the Cisco equivalent Cisco Certified Network Professional (CCNP), Cisco Certified Internet Expert (CCIE) is preferred. * Experience with Juniper network solutions is preferred. * Strong communication and written skills. * Key Technical Skills: * Juniper Hardware & Software: Proficiency with Juniper routers (MX), switches (EX), and firewalls (SRX). * Junos OS: Knowledge of Juniper's operating system for network device management. * Protocols: strong understanding of TCP/IP, DNS, DHCP, BGP, and OSPF. * Security Tools: Experience with firewalls, Intrusion Detection Systems (IDS), and Intrusion Prevention Systems (IPS). * Must have at least an Interim Secret clearance to start, which is upgradeable to Top Secret. * Work location: Alexandria, VA. * Candidate must live within a 50-mile radius of the Washington D.C. area * Minimum Interim Secret clearance with upgrade to Top Secret