z/OS Network Engineer

Stefanini Group is hiring!

Stefanini is looking for a z/OS Network Engineer (Dearborn, MI)

For quick apply, please reach out to Lokesh Sharma at /

We are seeking an experienced Senior Network Engineer to support the design, implementation, and optimization of enterprise network infrastructure, with a strong focus on mainframe (z/OS) environments.



ResponsibilitiesDefine and design network architecture, including layout, components, and data flowDevelop deployment strategies and lead implementations, including handoff to operationsLead deployment of network technologies such as routers, switches, firewalls, VPNs, QoS, and wireless access pointsImplement and maintain network security, including intrusion detection and data encryptionEnsure compliance with industry standards (e.g., PCI DSS, HIPAA)Integrate new network and telecommunications technologiesOptimize network performance, minimize latency, and maximize throughputPerform advanced troubleshooting and network performance analysis



Experience Required10+ years of overall IT experience, 8+ years in development or engineering rolesDeep understanding of network protocols and standards (TCP/IP, SNA, VTAM, APPN, Enterprise Extender)Expertise in network security and encryption (SSL/TLS, SSH, AT-TLS)Experience with IBM z/OS Communications Server and Policy Agent (Pagent)Proficiency in network analysis and troubleshooting tools (packet capture, sniffer traces)Strong hands-on expertise in at least one programming language (or working knowledge of two)Minimum 5 years of experience with IBM z/OS Communications Server, including:

o SNA, VTAM, APPN / Enterprise Extender

o TCP/IP stack configuration

Network Analysis & TroubleshootingAnalyze TCP/IP packet captures and network tracesExecute and interpret VTAM traces to resolve complex issuesSupport Enterprise Extender (EE) for SNA over IP

Security & Protocol ManagementConfigure and maintain z/OS Policy Agent (Pagent)Manage digital certificates and keyringsSupport secure file transfer protocols (SFTP, FTPS, Connect:Direct)

System Support & InfrastructureSupport IBM 3270 emulators (PCOMM, HOD, HACP-EE)Maintain enterprise printing systems and protocols (PCL, PostScript)

Reporting & PerformanceGenerate reports using SMF data, REXX, CLIST, or JavaPerform performance monitoring and capacity planning



Preferred ExperienceProgramming experience in Java or other languagesExperience with Linux/Unix environmentsFamiliarity with automation and scripting (REXX, CLIST)Experience with tools such as PuTTY, WinSCP, ServiceNowParticipate in a 24/7 on-call rotationFlexibility to work weekends, holidays, and varied shiftsStrong collaboration skills across cross-functional teams



Education RequiredBachelor's degree

Education PreferredMaster's Degree or Certifications preferred



**Listed salary ranges may vary based on experience, qualifications, and local market. Also, some positions may include bonuses or other incentives***

Stefanini takes pride in hiring top talent and developing relationships with our future employees. Our talent acquisition teams will never make an offer of employment without having a phone conversation with you. Those face-to-face conversations will involve a description of the job for which you have applied. We will also speak with you about the process, including interviews and job offers.



About Stefanini Group

The Stefanini Group is a global provider of offshore, onshore and near shore outsourcing, IT digital consulting, systems integration, application, and strategic staffing services to Fortune 1000 enterprises around the world. Our presence is in countries like the Americas, Europe, Africa, and Asia, and more than four hundred clients across a broad spectrum of markets, including financial services, manufacturing, telecommunications, chemical services, technology, public sector, and utilities. Stefanini is a CMM level 5, IT consulting company with a global presence. We are a CMM Level 5 company.



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