Description:
NexGen Data Systems is seeking a highly skilled and motivated Network Engineer III to provide expert level operations, management, and sustainment (O&M&S) support for the Naval Exchange Point transport network serving Navy and Marine Corps users, including maintaining security compliance (STIGs, firewall rules, and patches), performing regular software and firmware updates, troubleshooting routing, connectivity, and performance issues, maintaining system documentation and procedures, and addressing requests through the ticketing system.

DESIRED/REQUIRED SKILLS:

• Active Department of Defense Secret level security clearance required.
• DoD Approved 8570 / 8140 OS and Cybersecurity certifications required.
• Up to 5% travel required.
• 5+ years relevant experience in supporting a large network infrastructure.
• Advanced knowledge of Routers, Switches, Firewalls, and Virtual Private Network devices.
• Expert understanding of TCP/IP in regards to routing and subnetting
• Experience configuring and troubleshooting of the following Network protocols and services:
• SD-WAN and Spine-Leaf Architecture
• Troubleshooting IPSec tunnels
• Routing Protocols (OSPF, BGP)
• Access Control Lists
• Layer 2 Switching
• Packet Analysis
• Experience with the following a plus:
• Arista switches
• Palo Alto Firewalls
• TAP and network visibility (i.e. Gigamon, NetScout)

• Incident Response: Quickly identify, triage, and address outages, analyzing symptoms and potential root causes to implement effective resolutions or escalate to design team of vendor support when necessary.
• Performance Monitoring: Utilize advanced monitoring tools to oversee network infrastructure and ensure optimal performance.
• Communication & Collaboration: Provide clear, professional written advisories to customers and operations staff, translating technical information into actionable insights.
• Device maintenance: Ensure Firewall rules are valid and up-to-date, deploy patches and software updates as needed, maintain device configuration and documentation.
  Other Duties: Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.
  Requirements: