Senior z/OS Network Engineer Job at Apex Systems in Dearborn

## Job Description# Senior z/OS Network Engineer* Perform advanced network problem analysis utilizing sniffer traces and TCP/IP packet captures.* Execute and analyze VTAM network traces to isolate and resolve complex issues within the SNA/APPN environment.* Provide high-level support for Enterprise Extender (EE) protocols to ensure seamless SNA-over-IP communication.* Customize and maintain the z/OS Policy Agent (Pagent) to manage network policies and AT-TLS rules.* Manage secure communication protocols, including SSH and SSL/TLS, ensuring robust data encryption.* Administer Digital Certificates and Keyrings to maintain mainframe security integrity.* Support secure file transfer services, including SFTP, FTPS, and Connect:Direct.* Configure and support IBM 3270 Emulators, including PCOMM, Host On-Demand (HOD), and HACP-EE.* Customize, and maintain the VPS Enterprise Printing System.* Manage printer protocols, specifically PCL and PostScript, to ensure reliable output services.* Generate reports based on SMF records using REXX, CLIST, and Java.* Utilize IBM utilities, Syncsort, and SMF (System Management Facilities) records for performance monitoring, reporting, and capacity planning.* Proficiency in mainframe environments: TSO/ISPF, JCL, SDSF (JES2/JES3), and OMVS.* Experience with distributed tools such as PuTTY, WinSCP, and the Microsoft Office Suite.* Familiarity with ServiceNow for IT Service Management (ITSM) is highly desirable.* On-Call Support: Must be willing to participate in a rotational 24x7x365 on-call schedule.* Flexibility: Ability to work overtime, including various shifts, weekends, and holidays, as required by business needs.* Collaboration: Proven ability to function effectively both as an independent contributor and as a collaborative team member across cross-functional groups.*Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing(R) in Talent Satisfaction in the United States and Great Place to Work(R) in the United Kingdom and Mexico. Apex uses a virtual recruiter as part of the application process. Click* *for more details.*
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