Haystack
← Back to Jobs
Employee
Technology
OS

Sr. Network Engineer with Security Clearance

Optimal Solutions IncOrlando, FL🇺🇸United StatesPosted Sep 18, 2026

Why This Role Stands Out

This hybrid Sr. Network Engineer role at Optimal Solutions Inc. offers a fantastic opportunity to leverage your deep networking and security expertise within a mission-critical environment, while also providing flexibility in your work arrangement. You'll thrive here if you have a strong background in DoD networking architectures, hands-on experience with complex routing and switching configurations, and a current Secret Clearance, making you an ideal candidate for impactful projects and continued professional growth.

Quick Overview

Seniority
Mid Senior
Employment type
Employee
Work mode
Hybrid
Location
Orlando, FL, United States
Posted
2 weeks ago
EncryptionTCP/IP

Job Description

Must currently hold a Secret Clearance in order to be considered for this position
10+ years of relevant networking/systems engineering experience with a degree
Experience conducting site surveys and implementing deployments in a government facility, including OCONUS/tactical environments
Strong working knowledge of DoD networking architectures, including enclave segmentation, cross-domain considerations, and network boundary defense concepts
Hands-on expertise with VLAN design and implementation (802.1Q trunking, inter-VLAN routing, port-channel/trunk configuration) across multi-site environments
Hands-on expertise with VRF (Virtual Routing and Forwarding) design and configuration for traffic isolation and multi-tenant segmentation on routers and switches
Experience configuring and troubleshooting long-haul encrypted routers/link encryptors for secure WAN and satellite backhaul connectivity, including Type 1/HAIPE-compliant encryption devices
Solid understanding of routing protocols and concepts (BGP, OSPF, static routing) as applied to segmented/VRF-aware environments
Solid understanding of network protocols (TCP/IP, UDP, Ethernet, MPLS) and QoS
Solid understanding of information security principles (confidentiality, integrity, availability, risk management) as applied within a DoD RMF/ATO context
Ability to perform security assessments (vulnerability scans, risk analysis) on ground segment software and network devices, referencing DISA STIGs and NIST 800-53 controls
Ability to configure and troubleshoot routers, switches, and firewalls in support of end-to-end system readiness
Experience providing systems engineering support for operational equipment, including integration of network infrastructure
Experience developing and implementing program management plans, equipment test plans, operational readiness plans, and technical requirements
Experience authoring network diagrams, system administration guides, installation procedures, and standard operating procedures (SOPs) for operational network infrastructure
Experience collaborating with diverse stakeholders across government and commercial sectors
Educational background in Engineering, Computer Science, Telecommunications, or a related field

Similar jobs