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# Sr Network Engineer

- **Company:** SmallArc, Inc
- **Location:** Denver, CO, United States
- **Experience:** Expert
- **Contract:** Contract
- **Skills:** Wireless LAN, Configuration Management, Network Security, Network Monitoring, Network Segmentation, Virtual Local Area Networks, Wireless Access Point, Network Access Control, Software Troubleshooting, Open Network Automation Platform
- **Published:** August 8, 2026
- **Apply:** https://www.dice.com/job-detail/8f132da7-e478-47b7-879d-5e85a7a306fe

## About the Role

* Active TS/SCI clearance (current and in scope)
 * Must be Yankee White eligible: U.S. citizenship (typically required of immediate family members as well), no foreign influence concerns, and willingness to undergo a Tier 5 Single Scope Background Investigation (SSBI) and, where required, a counterintelligence-scope polygraph. Yankee White eligibility does not carry interim status; full adjudication is required before assignment
 * 10+ years of hands-on experience administering Aruba networking products (switches, wireless controllers, Aruba Central, ClearPass
 * Aruba certification strongly preferred (ACMA, ACMP, ACDX, or equivalent)
 * Experience supporting DoD, Intelligence Community, or other classified government environments
 * Solid working knowledge of network security fundamentals, STIGs, and RMF processes
 * Strong troubleshooting, documentation, and communication skills
 * Willingness to work on-site full time as a resident engineer, with flexibility to support off-hours needs

Preferred Qualifications

 * Prior experience in a Presidential Support or other similarly sensitive support roles
 * Additional certifications such as CCNA/CCNP, Security+, or CISSP
 * Experience with network automation, monitoring, and configuration management tooling

## Description

* Serve as the primary on-site engineer for Aruba networking infrastructure, including Aruba switches, wireless controllers, access points, Aruba Central, and ClearPass
 * Design, configure, deploy, and troubleshoot Aruba wired and wireless LAN environments in a classified, mission-critical setting
 * Monitor network health, lead incident response, and perform root cause analysis for Aruba infrastructure issues
 * Manage network access control (NAC) policies and posture enforcement using Aruba ClearPass
 * Implement network segmentation, VLANs, and secure wireless configurations in accordance with DoD and IC security requirements
 * Partner with government stakeholders, security officers, and program leadership to ensure continuity of operations
 * Maintain accurate network documentation, configuration baselines, and change management records
 * Provide on-call support as needed given the mission-critical nature of the resident engineering role
 * Ensure ongoing compliance with applicable STIGs, the Risk Management Framework (RMF), and other DoD cybersecurity requirements


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