Network & Systems Administrator

LINX LLC

$100K — $120K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in IT, Computer Science, or related field, or equivalent experience.
  • 5+ years of network and systems administration experience.
  • Proficient with Windows Server, Active Directory, and Microsoft 365.
  • Knowledgeable in networking technologies such as switching, routing, and firewalls.
  • Familiarity with virtualization platforms and backup solutions.
  • Strong troubleshooting, analytical skills, and excellent communication abilities.
  • Capable of managing multiple priorities and producing organized documentation.

Responsibilities

  • Manage and maintain LAN, WAN, wireless, and VPN environments.
  • Configure and support network infrastructure including switches and firewalls.
  • Monitor network performance and troubleshoot connectivity issues.
  • Administer Windows Server environments and manage Active Directory services.
  • Support cloud services, specifically Microsoft 365 and Azure.
  • Collaborate on security initiatives and implement best practices.
  • Provide Tier 2 and Tier 3 escalation support and participate in technology projects.

Benefits

  • 401K with 50% employer match up to the first 5%.
  • Insurance options including Medical, Disability, Dental, and Vision.
  • 8 Paid Holidays each year.
  • 3 weeks Paid Time Off (PTO) combining sick and vacation days.
  • Career growth opportunities within the organization.
Full Job Description
Network & Systems Administrator

Pay Range: $100,000 - $120,000/year

Position Summary

The Network & Systems Administrator is responsible for the design, implementation, maintenance, and support of the organization's network infrastructure, servers, cloud services, and core technology systems. This role serves as a key technical resource for ensuring reliable, secure, and efficient IT operations while supporting strategic technology initiatives.

The position works closely with Help Desk, Security, and IT leadership to maintain high system availability, improve performance, and support business growth.

Key Responsibilities

Network Administration

  • Manage and maintain LAN, WAN, wireless, and VPN environments.
  • Configure and support network switches, routers, firewalls, and related infrastructure.
  • Monitor network performance and troubleshoot connectivity issues.
  • Maintain network documentation, diagrams, and standards.
  • Coordinate with vendors and service providers.


Systems Administration

  • Administer Windows Server environments.
  • Manage Active Directory, Group Policy, DNS, DHCP, and identity services.
  • Support virtualization platforms and server infrastructure.
  • Perform system upgrades, patching, and maintenance.
  • Manage backup and disaster recovery solutions.


Cloud & Infrastructure

  • Support Microsoft 365 and cloud-based services.
  • Administer Azure or other cloud environments.
  • Monitor system performance and capacity planning.
  • Implement infrastructure improvements and automation.


Security

  • Collaborate with Security Administrator on compliance and security initiatives.
  • Implement security controls and best practices.
  • Assist with vulnerability remediation and system hardening.
  • Participate in incident response activities.


Support & Project Work

  • Provide Tier 2 and Tier 3 escalation support.
  • Participate in infrastructure and technology projects.
  • Develop and maintain technical documentation.
  • Identify opportunities for process improvement and automation.


This job description outlines the general nature and level of work expected for this role. It is not intended to be an exhaustive list of all duties, responsibilities, or qualifications. The company reserves the right to modify job duties at any time based on business needs.

Qualifications

Required

  • Bachelor's degree in Information Technology, Computer Science, or related field, or equivalent experience.
  • 5+ years of network and systems administration experience.
  • Experience with:
    • Windows Server
    • Active Directory
    • Microsoft 365
    • Networking technologies (switching, routing, firewalls)
    • Virtualization platforms
    • Backup and recovery solutions
  • Strong troubleshooting and analytical skills.
  • Ability to manage multiple priorities simultaneously.
  • Excellent communication and customer service skills.
  • Ability to work independently and collaboratively.
  • Strong documentation and organizational skills.


Preferred

  • Experience with Azure cloud services.
  • Experience with scripting and automation (PowerShell).
  • Security and compliance experience.
  • Industry certifications such as:
    • Network+
    • Security+
    • CCNA
    • Microsoft Certifications


Job Details

Job Title: Network & System Administrator

Department: LINX Corporate

Reports To: IT Director

FLSA Status: Exempt

Benefits

  • 401K with 50% employer match up to first 5%
  • Insurance options including Medical plans with Flexible Spending and/or Health Savings Accounts, Disability, Dental and Vision
  • 8 Paid Holidays
  • 3 weeks Paid Time Off (PTO) combining sick pay and vacation days
  • Career growth opportunities


Posting Deadline

This position will remain open until December 31, 2026 or until filled.

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