Senior Network Systems Engineer — VMware & 24/7 On-Call

Automatic Data Processing, Inc.; Deer Park (IL); On-site; USD 120,000 - 140,000; Full time

Job summary

Automatic Data Processing, Inc. is seeking a Senior Network Systems Engineer in Deer Park, Illinois. You will support and maintain critical client and internal network systems, ensuring uptime, resiliency, and seamless infrastructure services.

The role includes 24/7 on-call availability and requires living within 30 minutes of Deer Park. The position demands hands-on experience with VMware vSphere/NSX, Splunk Enterprise, SolarWinds, and active directory services, along with strong backup and

Qualifications

• Experience designing and maintaining enterprise infrastructure.
• On-call support and 24/7 availability required.
• Strong documentation and SOP development.

Responsibilities

• Design, implement, configure, and manage VMware vSphere, ESXi, vCenter and VMs.
• Manage Azure infrastructure, Windows Server, and Hyper‑V.
• Coordinate upgrades, migrations, patches, and hardware refreshes.
• Ensure disaster recovery readiness and infrastructure resilience.
• Maintain backup systems, verify recoveries, and troubleshoot failures.
• Develop and maintain technical diagrams, SOPs, and runbooks.
• Deploy and maintain SolarWinds Monitoring infrastructure and dashboards.
• Monitor health, availability, and performance of critical systems and apps.
• Administer Splunk Enterprise/ES environment; create dashboards and reports.
• Analyze infrastructure growth trends and resource utilization.

Skills

VMware vSphere

Splunk Enterprise

SolarWinds

Active Directory DNS DHCP

Networking & Firewall

Tools

Veeam Backup & Replication

NSX

Cisco UCS

PureStorage

Job description

Automatic Data Processing, Inc. is seeking a Senior Network Systems Engineer in Deer Park, Illinois. You will support and maintain critical client and internal network systems, ensuring uptime, resiliency, and seamless infrastructure services.

The role includes 24/7 on-call availability and requires living within 30 minutes of Deer Park. The position demands hands-on experience with VMware vSphere/NSX, Splunk Enterprise, SolarWinds, and active directory services, along with strong backup and