Mid-Level Network Engineer (Remote)

greymattertek solutions β€’ United State
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AI Summary

Support and enhance enterprise and data center network infrastructure. Configure and maintain Cisco switching and routing environments. Troubleshoot and document network issues.

Key Highlights
Configure and maintain Cisco switching and routing environments
Troubleshoot and document network issues
Support Layer 2/3 network topologies
Technical Skills Required
Cisco routing/switching fundamentals (IOS, NX-OS) Python Ansible Juniper Arista Mellanox
Benefits & Perks
Competitive benefits package
Fully remote work
$110,000 – $125,000 salary range

Job Description


Compensation & Role Details
  • Salary: $110,000 – $125,000
  • Employment Type: Full-time, W-2 only (No C2C)
  • Location: Fully Remote
  • Benefits: Competitive benefits package
  • Start Date: Immediate upon identifying the right candidate
Role Overview

We’re seeking a Mid-Level Network Engineer to support and enhance enterprise and data center network infrastructure. This role is well-suited for an engineer with strong Cisco routing/switching fundamentals, solid understanding of core networking concepts, and the ability to work across multi-vendor environments.

You’ll handle hands-on configuration, troubleshooting, documentation, and assist with project-based implementation work under senior engineering guidance. Clear communication, professional reliability, and consistent documentation practices are key traits for success in this role.

Key Responsibilities
Network Infrastructure
  • Configure and maintain Cisco switching and routing environments (IOS, NX-OS)
  • Support Layer 2/3 network topologies including VLANs, OSPF, BGP, and spanning tree
  • Manage IP addressing, subnetting, NAT, DNS, DHCP, and core network services
  • Work with Juniper, Arista, or Mellanox devices in mixed-vendor networks
Troubleshooting & Diagnostics
  • Perform disciplined, methodical troubleshooting using CLI, packet captures, and monitoring tools
  • Identify root causes and assist with remediation efforts
  • Support stable operations through device hardening, ACL management, and VPN configuration
Implementation & Project Support
  • Participate in small-scale design and implementation efforts
  • Follow established change-management processes
  • Work alongside senior engineers on data center and enterprise deployments
Documentation & Process Excellence
  • Maintain accurate network documentation, topology diagrams, and runbooks
  • Produce clear configuration notes and operational guides
  • Contribute to audit readiness, compliance standards, and process improvements
Growth, Automation & Security Awareness
  • Continue developing skills in automation tooling (Python, Ansible)
  • Apply foundational security awareness across firewall rules, VPN access, and device hardening
  • Collaborate across teams with mature, professional communication
Required Qualifications
  • 3–6 years in enterprise or data center networking roles
  • Strong Cisco routing/switching fundamentals (IOS, NX-OS)
  • Solid understanding of TCP/IP, subnetting, DNS, DHCP, NAT, QoS, and core networking concepts
  • Familiarity with one or more additional vendors: Juniper, Arista, Mellanox
  • Basic exposure to automation/scripting (Python, Ansible preferred)
  • Awareness of firewall concepts, VPNs, authentication, and security access controls
  • Strong troubleshooting skills and disciplined diagnostic methodology
  • Excellent documentation habits and written/verbal communication
Preferred Certifications
  • Cisco CCNA or CCNP (Enterprise or Data Center)
  • Juniper JNCIA or Arista ACE-A
  • CompTIA Network+ or equivalent
Professional Attributes
  • Clear, consistent communication with technical and non-technical teams
  • Ability to manage tasks independently and follow structured processes
  • Strong analytical thinking, attention to detail, and professional maturity



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