Lead Network and Systems Administrator

LaSalle Network
Chicago, IL

Lead Network & Systems Administrator

Overview
A growing organization is seeking a Lead Network & Systems Administrator to manage and enhance its infrastructure, networking, and security environment.
This role is highly hands-on and will play a key part in improving system reliability, operational maturity, and overall technology performance.

Key Responsibilities
  • Design, implement, and maintain network infrastructure (switches, routers, firewalls, VLANs)

  • Manage identity and access systems including SSO and endpoint management

  • Provide advanced troubleshooting and escalation support

  • Maintain infrastructure documentation and standard processes

  • Support infrastructure planning, modernization, and scaling efforts

  • Partner with internal teams to improve systems and security posture

  • Assist with security, compliance, and risk management initiatives


Required Qualifications

  • 5+ years of experience in systems and network administration

  • Strong understanding of networking fundamentals (TCP/IP, DNS, DHCP, VPNs)

  • Experience managing infrastructure and enterprise systems

  • Experience with identity management (SSO, IAM) and endpoint solutions

  • Strong problem-solving and communication skills


Preferred Qualifications

  • Experience in complex or ISP-like network environments

  • Experience with MDM tools and cloud platforms (M365, Google Workspace)

  • Exposure to compliance frameworks (SOC 2, ISO)

  • Experience with infrastructure automation or modernization


Compensation & Benefits

  • Base Salary: $140,000 – $150,000 (flexible for strong candidates)

  • Full benefits package including Medical, Dental, and Vision


Work Environment

  • Full-time, onsite role

  • Hands-on IT and infrastructure environment

  • High ownership and impact


#LI-JH2

Posted 2026-06-19

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