Network Engineer III (First Shift)

Network Engineer III (First Shift) Suffolk, VA, VA Job Type Full-time 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. Roles & Responsibilities: 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 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) About the Company: NexGen Data Systems is an emerging technologies focused company providing expert systems and network engineering solutions to the Department of Defense. NexGen Data Systems promotes a culture of knowledge and career advancement through continued learning, keeping our team current on the latest advances in systems and networking, and enabling our team to provide the best available solutions to our clients. Benefits: Company covers 100% of premiums for the employee’s medical, dental, and vision insurance and subsidizes premiums for spouse and dependents. Company provides short and long term disability plans. 401(k) match up to 10% of the employee’s salary contributions to 401(K) plan. Comprehensive training and development program. 11 paid holidays and paid time off (PTO) accrual level starts at 15 days annually. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. NOTE: US Citizens and those authorized to work in the US are encouraged to apply. In order to be qualified for this position, you must be able to obtain and maintain a United States Department of Defense (DoD) security clearance. We are unable to sponsor Visas at this time. NexGen Data Systems provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws.