Network Engineer, Level 3

Independent Software • Columbia, MD

1d

About The Position

At Independent Software, you will design, implement, and support enterprise network infrastructure across complex environments using Cisco and Arista technologies. As a Network Engineer Level 2, you will help optimize network performance, support secure communications, and ensure compliance with SSP and STE/STN requirements while working alongside engineering teams to maintain reliable, scalable network operations.

This role offers hands-on work with modern networking technologies, performance optimization, and infrastructure modernization initiatives. Some travel may be required, and participation in on-call operational support is expected.

Requirements

• Strong Cisco and Arista configuration and sustainment experience
• Experience supporting enterprise LAN/WAN networking environments
• Familiarity with LatteArt and applying SSP/STE/STN compliance requirements
• Knowledge of network security, routing, switching, and performance optimization
• Experience with network protocols including VPNs, VoIP, IPSec, NAT, GRE tunneling, and traffic shaping
• Ability to troubleshoot complex network and infrastructure issues
• Willingness to travel as needed and participate in on-call operational support
• Strong collaboration and documentation skills
• Master’s degree in Computer Science, Information Assurance, Information Security Systems Engineering, or a related discipline from an accredited college or university and ten (10) years of relevant professional experience providing Network Engineering support and training commensurate with network engineering curriculum; OR
• A Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university and twelve (12) years of relevant professional Network Engineering experience; OR
• Sixteen (16) years of relevant professional Network Engineering experience in lieu of a degree, along with an industry-recognized certification such as Arista Configuration Essentials, Cisco Certified Network Associate (CCNA), or a Juniper Certification Track (Automation & DevOps, Cloud, Data Center, Design, Enterprise Routing and Switching, Junos Security, or Service Provider Routing and Switching).
• DoD Information Assurance Technical (IAT) Level III baseline certification required in accordance with DoD 8570.01-M
• Must possess an active TS SCI with appropriate Polygraph to be considered for this role

Responsibilities

• Configure, deploy, and sustain Cisco and Arista network infrastructure
• Support LAN, CAN, and WAN environments including performance optimization and troubleshooting
• Apply SSP compliance and STE/STN security requirements to network devices
• Design and implement network solutions including VPNs, firewalls, load balancing, VoIP, NAT, IPSec, and GRE tunneling
• Monitor network performance, minimize latency, and optimize data throughput
• Support network upgrades, cutovers, and infrastructure modernization efforts
• Maintain network documentation, diagrams, and accreditation requirements
• Collaborate with system engineers, users, and operations teams to resolve network issues
• Provide guidance to junior engineers and support operational continuity

Benefits

• Support critical national security missions that matter
• Be part of a close-knit, employee-first culture where your voice is heard
• Expand your skills through ongoing training, mentorship, and career development
• Enjoy competitive compensation, generous benefits, and work-life balance

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level