---
title: "Network Engineer at Mantis Security – Reston, VA · Full-time"
canonical: "https://www.metaintro.com/job/network-engineer-at-mantis-security-6ffdf93e-5473-5e25-b2f1-c5d51261533c"
language: "en"
author: "Metaintro"
---

[![Mantis Security logo](/api/company-logo?url=https%3A%2F%2Fstatic.wixstatic.com%2Fmedia%2F72bebf_7f87c6d031ea4fcdb12eff71fedc405d.png%2Fv1%2Ffill%2Fw_180%252Ch_180%252Clg_1%252Cusm_0.66_1.00_0.01%2F72bebf_7f87c6d031ea4fcdb12eff71fedc405d.png&sig=ZgnlojYwqmkNSjfGv9mfr9_HbZM-wo8uSjntdwaATi8)](/company/mantis-security)[Mantis Security](/company/mantis-security)
# Network Engineer at Mantis Security

**Location**
: Reston, Virginia

**Type**
: Full-time

**Level**
: senior

**Posted**
: Sep 25, 2026

## Description

Mantis Security is hiring a senior Network Engineer to engineer, implement, sustain, troubleshoot, and modernize secure enterprise and mission networks across Cisco, Juniper, HP/Aruba, and Palo Alto environments. The role supports routing, switching, transport, wireless, security, traffic analysis, incident response, firewall and segmentation, DISA STIG and ATO compliance, technology refreshes, documentation, and operational readiness. Candidates need a related bachelor’s degree or equivalent experience, 10 years of network engineering or operations experience, hands-on multi-vendor experience, DoD 8570 IAT II certification, CCNA or equivalent certification, and an active TS/SCI clearance with CI Polygraph eligibility.

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