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# Sr. Systems Engineer

- **Company:** Intersources Inc.
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Systems Engineering, Border Gateway Protocol, Big Data, Business Software, Catalyst (Software), Cloud Computing, System Configuration, Failover, Monitoring of Systems, Network Architecture, Network Control, Routing, Packet Analyzer, Network Administration, Cisco Nexus Switches, Open Shortest Path First (OSPF), TCP/IP, Wireless Networks, Computer Network Operations, Nx-os, System Availability, Data Center Networking, SolarWinds (Software), Routing & Switching, Cisco Switches, Cisco
- **Published:** October 2, 2026
- **Apply:** https://www.careerjet.com/job/usca634545699805885f288d13141434a9/eaa

## About the Role

* Minimum of 10 years of experience supporting enterprise grade routers and switches in large data center environments.
 * Expert-level knowledge of BGP and OSPF, including traffic engineering, route optimization, and failover design.
 * Strong expertise in TCP/IP troubleshooting and packet analysis.
 * Hands-on experience configuring and supporting:

 * BGP, OSPF, and STP on Cisco NX-OS and IOS-XE platforms
 * Cisco Nexus (9K, 7K) and Catalyst switches and routers
 * Proven experience designing, planning, testing, implementing, and troubleshooting large-scale data center networks.
 * Experience with network management and monitoring tools, such as SolarWinds and Cisco Catalyst Center.
 * Experience with cloud networking and hybrid network architectures.

## Description

This role supports the stability, performance, and security of enterprise and data center network infrastructure. The position is responsible for managing Cisco-based networking environments including Cisco Catalyst and Nexus platforms, wireless networks, ISE, and IPS, while ensuring high availability, security compliance, and continuous operations., * Design, implement, and maintain internal and external network infrastructure supporting critical business applications.

 * Support day-to-day network operations and ongoing initiatives, including routing and switching troubleshooting, maintenance activities, and operational support.
 * Develop and implement new network designs and improvements to enhance performance, resiliency, and scalability.
 * Plan and execute network upgrades in collaboration with internal teams.
 * Proactively monitor and analyze network health using enterprise monitoring and management platforms.
 * Participate in cloud migration and hybrid network initiatives.
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