Network Engineer

Nakupuna Companies; South Carolina; On-site; USD 120,000 - 170,000; Full time

Job summary

Nakupuna Companies seeks an experienced Network Engineer to design, configure, and optimize hybrid network infrastructure spanning on-premises data centers and AWS GovCloud. The role emphasizes secure connectivity, high availability, and adherence to FedRAMP High, NIST SP 800-53, and DoD IL 4/5.

Responsibilities include building VPCs, Transit Gateways, and routes; configuring switches/routers; and maintaining Direct Connect and IPSec VPN tunnels for government workloads.

Qualifications

• Bachelor's degree in CS, Cyber Security or IT.
• 4–7 years of enterprise physical networking experience, with ≥2 years in AWS environments.
• AWS Advanced Networking or CCNP Enterprise certification (or equivalent).

Responsibilities

• Hybrid Infrastructure Design: Create scalable network topologies linking physical data centers to AWS GovCloud regions.
• GovCloud Infrastructure: Build and manage VPCs, GovCloud Transit Gateways, Route 53, and Elastic Load Balancing.
• Switch Configuration: Configure, deploy, and maintain enterprise-grade network switches and routers on-premises.
• Secure Connectivity: Implement and maintain AWS Direct Connect and IPSec VPN tunnels for government workloads.
• Compliance Integration: Enforce security controls per FedRAMP High, NIST SP 800-53, and DoD IL 4/5.
• Troubleshooting & Optimization: Monitor hybrid performance, troubleshoot routing loops, and perform deep packet analysis.

Skills

AWS GovCloud Networking

Cloud Networking

Networking troubleshooting

Security best practices

Education

Bachelor's degree in CS/Cyber Security/IT

Tools

Cisco

Dell

Juniper

Arista

Job description

Overview

Nakupuna Companies is seeking an experienced Network Engineer to configure, manage, secure, and optimize both physical on-premises data network infrastructure and logical AWS GovCloud data networks. This role ensures high availability, strict federal compliance, and secure hybrid connectivity between physical data centers and US Government cloud environments.

Responsibilities

The following reflects management's definition of essential functions for this job but does not restrict the tasks that may be assigned. Management may assign additional duties and responsibilities to this job at any time due to reasonable accommodation or other reasons.

• Hybrid Infrastructure Design: Create scalable network topologies linking physical data centers to AWS GovCloud regions.
• GovCloud Infrastructure: Build and manage logical cloud networks, including VPCs, GovCloud Transit Gateways, Route 53, and Elastic Load Balancing.
• Switch Configuration: Configure, deploy, and maintain enterprise-grade network switches, routers, and firewalls on-premises.
• Secure Connectivity: Implement and maintain AWS Direct Connect and secure IPSec VPN tunnels for government workloads.
• Compliance Integration: Enforce network security controls aligned with FedRAMP High, NIST SP 800-53, and DoD Impact Level (IL) 4/5 frameworks.
• Troubleshooting & Optimization: Monitor hybrid performance, troubleshoot routing loops, and conduct deep packet analysis using Wireshark.

Qualifications

Skills/Qualifications:

• AWS GovCloud Networking: Deep expertise in VPC peering, Security Groups, Network ACLs, and AWS Network Firewall.
• Hardware Proficiency: Hands-on experience configuring Cisco, Dell, Juniper, or Arista switches and routers.
• Protocols & Standards: Mastery of TCP/IP stack, BGP, OSPF, VLANs, IPv4/IPv6, and complex sub-netting.
• Government Security: Solid understanding of IAM policies, VPC Flow Logs, and encryption in transit (TLS/IPSec).

Education/Experience:

• Bachelor's degree in Computer Science, Cyber Security, or Information Technology.
• 4 to 7 years of enterprise physical networking experience with at least 2 years focused on AWS environments.

Certifications:

AWS Certified Advanced Networking - Specialty or CCNP Enterprise required.

Clearance:

This position requires a Secret Clearance. Must be a U.S. citizen.

Physical Requirements:

• Ability to perform repetitive motions with the hands, wrists, and fingers.
• Ability to engage in and follow audible communications in emergencies.
• Ability to sit for prolonged periods at a desk and work on a computer.