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Mainframe Network Engineer - z/OS & Security Expert
Job in
Sheffield, South Yorkshire, S5, England, UK
Listed on 2026-08-08
Listing for:
NLB Services
Full Time
position Listed on 2026-08-08
Job specializations:
-
IT/Tech
Systems Engineer, IT Specialist
Job Description & How to Apply Below
NLB Services in the United Kingdom is seeking an experienced z/OS systems programmer to join a team supporting a large-scale z/OS platform. The role requires at least 3 years of experience in z/OS networking, with responsibilities including configuring and maintaining host security and communications subsystems.
You will work on IBM mainframe networks, perform VTAM and OSA-Express tasks, implement AT-TLS and IPsec, and participate in 24x7 support rotas, potentially after-hours.
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