Overview
Skills
Job Details
Note:
- System Administrator 10+years experience
- Network Operations 10+years experience
The following requirement is open with our client.
Title : Mainframe Network Administrator
Location : Tucker, GA ( Onsite)
Duration : 6 Months
Relevant Experience (in Yrs): 12+
Detailed Job Description:
We are seeking a highly experienced System Administrator / Network Operations Engineer with expertise in IBM zEnterprise hardware and Mainframe Network Administration. The ideal candidate will have over 10 years of experience in system administration, network operations, and zOS communications server support, including session layer encryption technologies, VTAM/TCPIP configurations, and enterprise networking solutions.
Job Responsibilities:
- Administer, configure, and support IBM zEnterprise server hardware and zOS networking environments.
- Manage and maintain VTAM, TCP/IP, FTP, SFTP, TLS, CASpool, LRS VPSDRS, InfoPrint, JQP, XPTR, Connect Direct, XCOM, Enterprise Extender, and Session Manager.
- Support SNA Architecture, Enterprise Extender, and TN3270 configurations.
- Install, upgrade, and maintain zOS Communications Server products (VTAM, TCP/IP, FTP, TLS, etc.).
- Develop and implement Network Configuration Assistant (NCA) AT-TLS and IPsec policies to support session layer encryption.
- Implement and manage IP filtering, port blocking, TLS/SSL encryption protocols on zOS systems.
- Customize IBM and OEM networking products using SMP/E and REXX scripting.
- Define and maintain network resources (PULU definitions, logon modes, etc.).
- Manage certificate-based authentication and encryption technologies.
- Monitor, respond, and resolve incidents in production environments; provide on-call support as needed.
- Conduct root cause analysis and implement corrective/preventive measures.
- Participate in change control processes and adhere to ITIL best practices.
- Work cross-functionally with infrastructure, application, and operations teams to ensure system reliability, security, and performance.
Must-Have Skills:
- 10+ years of experience in System Administration and Network Operations.
- Strong expertise in IBM zEnterprise hardware.
- Hands-on experience with Mainframe Network Administration (VTAM, TCP/IP, FTP, SFTP, TLS, etc.).
- Proficiency with SNA Architecture, Enterprise Extended, TN3270 configurations.
- Strong knowledge of zOS session layer encryption technologies (AT-TLS, IPsec).
- Proficiency in certificate management, TLS/SSL, and encryption protocols.
- Experience with SMP/E, REXX scripting, and OEM networking products customization.
- Strong troubleshooting, incident management, and root cause analysis skills.
- Familiarity with ITIL best practices and change control processes.
Thanks and Regards,
Goutham Eluri
Technical Recruiter
ASCII Group LLC.
38345 W. 10 Mile Rd, Ste.#365; Farmington, MI 48335
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