Mainframe Network Architect

🔥 1 minute ago

🇺🇸 United States – Remote

💵 $60 / hour

⏰ Full Time

🟡 Mid-level

🟠 Senior

🛜 Network Engineer / Network Administrator

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

👻 Ghost score 1%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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IPolarity

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2011

💼 Consulting

🏥 Healthcare

📦 Logistics

Consulting • Healthcare • Logistics

IPolarity is a professional IT services firm that provides cloud computing, virtualization, data center management, CRM implementation, data science, machine learning, and NLP/chatbot solutions to enterprise clients. The company offers both consulting and product development (including EasySAS, Panorama 360, and Orion) and supports workforce strategies such as staff augmentation and hiring, serving B2B customers across industries from offices in the US, Canada, and India.

📋 Description

• Lead installation, configuration, and upgrading of z/OS environments across development and production systems • Design and manage z/OS architecture, Sysplex integration, and CFRM policies • Handle hardware and software upgrade projects, including datacenter migration and exit planning • Perform performance analysis, tuning, capacity planning, and workload management (WLM) • Monitor system software access, performance, and resource utilization • Manage and maintain z/OS and JES3 environments and ISV software • Work closely with application teams to ensure production stability and issue resolution • Define and enforce security, access control, and software usage policies • Implement and validate backup, recovery, and disaster recovery procedures • Ensure high availability, system reliability, and environment stability • Support incident and problem determination and resolution within SLA timelines • Provide technical leadership, mentoring, and guidance to teams

🎯 Requirements

• Manage and support mainframe networking protocols: SNA, VTAM, TCP/IP • Configure and maintain OSA networking interfaces • Strong understanding of enterprise network infrastructure and security • Knowledge of routing protocols such as OSPF • Strong experience in z/OS system programming and System z architecture • Expertise in Sysplex configuration, LPAR management, and system integration • Hands-on experience with SMP/E, IOCP, HCD, PARMLIB, and system configurations • Experience installing and maintaining z/OS releases, RSU maintenance, and ISV products • Knowledge of JCL, utilities, batch, and online processing environments