Senior Network Engineer- NEN
- Hiring from
- United States
- Work type
- Remote
- Posted
- Sep 25, 2026
NexGen Data Systems is seeking a talented Network Engineer with experience in operating complex WAN and LAN environments supporting networks running a variety of different routing and encryption protocols (BGP, OSPF, IPSec) along with experience operating stateful inspection and next generation firewalls. The ideal candidate would be well versed in a wide range of technologies, including Arista routers, SD-WAN, RedHat Linux, Ansible, and Python with an expert level understanding of networking concepts along with strong customer service skills. The candidate will be expected to have understanding of large-scale WANs and associated technologies (i.e. QoS, monitoring, security, network automation) as they relate to providing a secure, reliable, fault-tolerant network. The candidate will join a team of Engineers and work in a collaborative environment supporting highly visible engineering projects. Previous exposure to scripting and software defined networking is a plus, but not required.
Roles and Responsibilities:
- Implement design strategies to develop enterprise networks with attention to bandwidth capacity, circuit/hardware redundancy, and increased packet analysis capabilities.
- Design enterprise networks utilizing eBGP, iBGP, BGP route-reflectors, IS-IS, LISP, GETVPN, and MPLS on Arista platforms to maximize throughput and improve the user experience.
- Contribute to technical documentation including system design documentation, deployment/build plans, and test plans.
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.
Required/Desired Skills:
-10-14 years of experience of In-depth knowledge of routing and firewall technologies required.
- Bachelor of Science in Math or Engineering field
- Experience deploying PEO Digital/PAE Mission Systems enterprise networks
- Experience deploying and configuring Cisco, Arista, Palo Alto or Juniper routers, multilayer switches, and firewalls/IPSes
- Secret clearance or higher preferred
- 8140 compliance (Active Security and OS certifications)
- Vendor certification from Cisco (CCNA, CCNP, CCIE), Arista, Juniper, or Palo Alto preferred
- Experience deploying, configuring, and operating TAP environments (Gigamon, NETSCOUT, Arista DMF)
- Real world experience with Cisco Modeling Labs (CML) and Emulated Virtual Environments Next Generation (EVE-NG)
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.