Senior Specialist, Network Plan Engineer

L3Harris•Palm Bay, FL

1d•Onsite

About The Position

L3Harris is seeking an experienced Network Planning Engineer to work onsite in Palm Bay, Florida. The role supports the deployment, operation, troubleshooting, and modernization of mission-critical communications systems and network infrastructure in secure environments. It requires expertise in network architecture, capacity planning, performance optimization, and integration of enterprise and mission-focused communications systems. The engineer works with software, integration, test, cybersecurity, and corporate IT teams to help ensure reliable and secure services and applications, and supports both strategic planning and hands-on technical execution in highly regulated environments. The position develops and maintains planning strategies for secure enterprise and mission networks; designs solutions across LAN, WAN, MAN, wireless, and hybrid environments; evaluates performance and availability; and supports infrastructure implementation, migration, and modernization. It also includes preparing technical documentation, participating in technical and change-control reviews, and configuring and troubleshooting network devices and policies. The role is onsite in Palm Bay, Florida. Employees work 9 out of every 14 days, totaling 80 hours, with every other Friday off. An active TS/SCI clearance is required. The employee must have or be able to obtain and maintain IAT Level II certification within three months of starting.

Requirements

Bachelor’s degree and at least 6 years of relevant experience; or a graduate degree and at least 4 years of related experience; or, in lieu of a degree, at least 12 years of related experience.
Must possess an active TS/SCI clearance.
Must have or be able to obtain and maintain IAT Level II minimum certification (Security+ CE, CCNA Security, or equivalent) within three months of start.
Must be able to work onsite in Palm Bay, Florida.

Nice To Haves

Hands-on experience with firewalls, routers, switches, VLANs, NAT/PAT, VPN technologies, and TCP/IP networking.
Experience with network segmentation, DMZ/BPZ architectures, and secure enclaves.
Experience supporting Department of Defense, Intelligence Community, or other federal government programs.
Relevant certifications such as CCNA, CCNP, CCIE, JNCIA, JNCIP, Security+, or similar.
Experience with network modeling, simulation, or planning tools.
Familiarity with software-defined networking (SDN), network automation, and infrastructure-as-code concepts.
Knowledge of cloud networking architectures and hybrid cloud connectivity.
Understanding of zero-trust architecture principles and secure network design methodologies.
Experience with monitoring and management tools for fault, performance, and configuration management.
Demonstrated ability to lead network modernization or infrastructure refresh initiatives.
Experience mentoring junior engineers and contributing to engineering process improvements.
Experience supporting Linux- and Windows-based systems.

Responsibilities

Develop, evaluate, and maintain network architecture and planning strategies for secure enterprise and mission networks.
Design and recommend network solutions for LAN, WAN, MAN, wireless, and hybrid environments.
Analyze network performance and availability metrics to identify risks, constraints, and improvement opportunities.
Support implementation, migration, and modernization plans for network infrastructure upgrades.
Collaborate with systems engineers, cybersecurity personnel, and program stakeholders to align network designs with security and compliance requirements.
Prepare and maintain network diagrams, design packages, implementation plans, standards, and configuration guidance.
Participate in technical reviews, design reviews, and change-control processes.
Ensure network planning complies with applicable customer, government, and organizational standards.
Configure and troubleshoot firewalls, routers, switches, VPNs, and NAT policies.
Support integration, test, and deployment activities.