Mainframe Consultant(Network)

At Allstate, great things happen when our people work together to protect families and their belongings from life’s uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers’ evolving needs. From advocating for seat belts, air bags and graduated driving laws, to being an industry leader in pricing sophistication, telematics, and, more recently, device and identity protection.

Job Description

The IT Infrastructure Senior Consultant I is responsible for infrastructure design, selection and implementation by leading incident support and resolution efforts. The position helps on tasks related to automated monitoring and alerting solutions, metrics creation and reporting, applications integration and problem management. The role helps manage, prioritize, and respond to inquiries by helpdesk, specialists and others, as well as maintains governance documentation, implements major configuration changes, and supports infrastructure-related communications and training.

We are seeking a motivated and detail-oriented Entry-Level z/OS Network Engineer to join our infrastructure engineering team. In this role, you will support the design, implementation, monitoring, and maintenance of networking services that enable critical z/OS mainframe environments. Working alongside experienced engineers, you will gain hands-on experience with enterprise networking technologies, TCP/IP configuration, connectivity troubleshooting, and mainframe communication services that support business-critical applications. This position is ideal for recent graduates or early-career professionals with an interest in networking, operating systems, and enterprise infrastructure.

Key Responsibilities

• Assist in the administration and support of z/OS network environments.

• Monitor network performance, availability, and connectivity across mainframe systems.

• Support TCP/IP configuration, maintenance, and troubleshooting activities.

• Participate in incident response and root-cause analysis of network-related issues.

• Collaborate with application, systems, security, and infrastructure teams to resolve connectivity challenges.