IT Senior Network Engineer
On-siteSterling, Virginia, United States
Job Summary
Design, deploy, and maintain scalable network infrastructure for nearly 10,000 users across correctional facilities, state hospitals, and mental health centers. Manage Cisco routers, switches, and FortiGate firewalls while performing firmware upgrades, preventative maintenance, and packet capture analysis to troubleshoot complex issues. Automate monitoring to mitigate outages and serve as the escalation point for Tier 4 requests, ensuring rapid resolution of infrastructure and operational incidents. Create and maintain technical documentation, asset inventories, and network standards while liaising with vendors and customers. Work onsite in Sterling, Virginia, with a 25-mile commute requirement, including up to 20% travel for installations and support.
Required Qualifications
- Bachelor's degree in Information Technology or related field
- 10 years or more of experience in a corporate IT operations environment
- 5 years' hands-on experience in installing, configuring and troubleshooting networking technologies including switches, routers, and firewalls
- Must have experience with IPsec tunnel configuration, routing tables, dynamic routing and network troubleshooting
- Experience in the setup of DMZ and/or multi-layer network zones per data/information classification
- Experience with Fortinet technologies such as FortiGate, FortiManager, FortiAnalyzer, etc.
- Experience with Service Provider/Datacenter class Cisco ASR/ISR routers and Nexus switches
- Experience with building hybrid environments to span existing on-prem datacenters and Azure/AWS
- Experience working with and designing disaster recovery datacenter solutions
- Experience with packet capture and network monitoring tools such as PRTG
- Experience with Cisco Meraki switches, WAPs and dashboard
- Deep understanding of networking technologies and protocols such as, L2/L3 Routing/Switching, IPSEC, BGP, MPLS, VRF, QoS, Spanning-Tree, OSPF, 802.11, ACL, DHCP, TCP/IP, DNS
- Ability to develop network topology, wire diagram and document detailed lab test plans and reports
- Experience with established configuration and change management policies to ensure awareness, approval and success of changes made to network infrastructure during critical maintenance window
- Must be able to lift and/or move up to 30 lbs of equipment
- May be required to stand, walk, stoop, kneel, crouch or crawl
- Must be able to sit/work at a computer desk, using mouse and viewing screen, for potentially long periods
- Must be able to travel up to 20% of time to support facilities and remote staff, both locally and throughout different states
- Must reside within a 25 mile commute to Sterling
- Must be available for evenings, weekends and/or holidays, as needed
Desired Qualifications
- Bachelor's degree in Information Technology or related field preferred
- Equivalent work experience will also be considered
- Knowledge of Carrier Services WAN, MPLS, DIA, etc is a plus
- Fortinet technologies (NSE 4 or higher preferred)
- CCNP or higher preferred
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