On-Site Network & Systems Admin — Azure, 365, Security

Diversified Services Network, Inc.; Naperville (IL); On-site; USD 83,000 - 94,000; Full time

Benefits offered by this job

401(k)

Dental insurance

Vision insurance

Disability insurance

Employee assistance program

Health insurance

Health savings account

Life insurance

Paid time off

Paid Holidays

Job summary

Diversified Services Network, Inc. is seeking a Network & Systems Administrator in Naperville, Illinois to maintain and secure our IT environment.

This is a hands-on, on-site role supporting both local and remote employees, with responsibilities across Azure, Windows, M365, AD, and network infrastructure. You will configure devices, manage security platforms like CrowdStrike and NinjaOne, and coordinate with service providers.

Qualifications

• Experience supporting Windows environments.
• Hands-on experience with Azure, M365, and Active Directory.
• Experience supporting desktop and laptop hardware.
• Knowledge of TCP/IP, DNS, DHCP, LAN/WAN, VPN, and Wi-Fi.
• Must be able to work on-site at DSN's Naperville, Illinois office.

Responsibilities

• Administer and support Azure, Windows, Microsoft 365, and Active Directory environments.
• Create, modify, and deactivate employee accounts, permissions, security groups, and system access.
• Set up and configure laptops and desktops for new employees, including software, email, Microsoft 365, security applications, and network connectivity.
• Support Dell desktops, laptops, docking stations, monitors, and related equipment.
• Diagnose hardware issues and perform upgrades, including memory and components.
• Administer and support endpoint monitoring and management through NinjaOne.
• Support and monitor endpoint cybersecurity protection using CrowdStrike.
• Configure, maintain, and troubleshoot Cisco Meraki routers, switches, wireless access points, firewalls, and related network equipment.
• Support Comcast internet and telecommunications services and coordinate with service providers.
• Install, renew, configure, and troubleshoot SSL certificates and secure connections.
• Troubleshoot LAN, WAN, Wi‑Fi, VPN, DNS, DHCP, internet, and other connectivity issues.
• Configure and support secure connectivity for remote employees.
• Monitor network and system performance and identify security, capacity, connectivity, and equipment concerns.
• Apply OS, software, firmware, and security updates and patches.
• Maintain device inventory and assist with deployment, replacement, upgrades, and retirement.
• Troubleshoot Microsoft 365 apps, Windows OS, email, printers, and other end-user issues.
• Provide responsive technical support to employees with varying technical knowledge.
• Maintain documentation related to network configurations, user access, equipment, procedures, licenses, and IT assets.
• Assist with backup, recovery, business continuity, and disaster recovery activities.
• Follow cybersecurity best practices related to access controls, MFA, encryption, and endpoint protection.
• Coordinate with third-party vendors and service providers.
• Assist with tech upgrades, migrations, implementations, and IT projects.
• Identify opportunities to improve security, reliability, automation, and efficiency.

Skills

Windows environments

Azure

Microsoft 365

Active Directory

Networking

Cybersecurity

Troubleshooting

Technical communication

On-site work

Scripting (PowerShell/Python)

Education

Bachelor's degree in IT/CS

Tools

Cisco Meraki

NinjaOne

CrowdStrike

SSL certificates

Dell hardware

PowerShell

Python

Job description

Diversified Services Network, Inc. is seeking a Network & Systems Administrator in Naperville, Illinois to maintain and secure our IT environment.

This is a hands-on, on-site role supporting both local and remote employees, with responsibilities across Azure, Windows, M365, AD, and network infrastructure. You will configure devices, manage security platforms like CrowdStrike and NinjaOne, and coordinate with service providers.