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Mainframe Networking - Technical Specialist

AT&T


Date:
08/17/2017
2017-08-172017-09-16
Job Code:
att4-5096866
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Job Details

Company AT&T

Job Title Mainframe Networking - Technical Specialist

Jobid att4-5096866

Location: Toronto, ON, M5R 1A6, CAN

Description The core service for Host Networking, a combined service assurance and service delivery organization, is to provide remote, 7x24 support for software that facilitates communications to and from mainframes which are connected to the IBM network and/or AT&T network, globally.



We also support, in some instances, connectivity to the customer via IBM, or from the customer to AT&T via EVPN connections, and some elements on non-mainframe servers.



Note: The preference today is not to provide onsite support or support accounts without connectivity to IBM or AT&T, and only to support a 24/7 model but each situation will be considered on its own merit. Alternate pricing models are currently under investigation that may include limited hours of support, e.g. 9 – 5.



Tier 3 support generally consists of installation, customization, and management of the supported software, including security compliance. z/OS communications server (TCPIP/VTAM), session managers, file transfer products, and print services products are the main categories of software.



**Roles and Responsibilities:**

Ensure all aspects of ISeC and GSD331 are accurate &, up to date

Responsible for ITCS104, ISeC and GSD331 reviews and updates

Represent Host network regarding all security related meetings

Review all new client transitions from a security aspect regarding GSD331/ ISeC and steady state requirements (health checking, revalidations, security parameters, etc.)

Track, manage, and advice regarding all annual and quarterly Health Checking and User ID Validations

Responsible for managing, coordinating, planning, initiating, and updating all CIRATS Issues, Health Checks, and APARs

Responsible for managing, coordinating, updating, and presenting all Risk Acceptance documents

Host focal point for all internal and external audits which includes all meetings, presentations, data request/response coordination, and mitigations

Track, manage, and ensure applicable APARs are implemented within the target dates

Gather information needed from Techs in order to complete HC tasks for particular account

Update department account info as needed

Review GSD331, ISeC or ITSC104 for HC intervals and requirements

Review previous HC, open CIRATS if needed

Work with technicians to understand account and systems

Obtain userids for all accounts/systems to be Health Checked

Provide confirmation letter to techs before Health Check is to be done

Update HC results in SHARP database

Work with standards as much as possible

Determining OSR revalidations that need completed

Work closely with Security focals to make sure accounts are compliant



**Key Competencies and Skills:**

Required Skills:

z/OS MVS and VM Operating Systems:

Basic to Intermediate understanding of z/OS for MVS and/or VM operating systems

Basic to Intermediate understanding of MVS TSO (Time Sharing Option), JCL (Job Control Language), RACF, datasets and storage, MVS and VM commands and utilities.



Connectivity to/from Mainframe:

OSA configuration and OSA/SF knowledge and understanding of hardware addressing to be used with z/OS Communications Server configuration along with experience with older technologies (CIP, NCP etc.)

Products knowledge for VTAM, APPN, EE, TCPIP and all its associated services, SMTP,SENDMAIL,OMPROUTE,FTP.TN3270,Telnet,REXEC,and SNMP.



Problem determination skill set includes:

Ability to work with team to determine if problems are:

hardware or software caused on MVS/VM platform network problem or LAN/WAN network problem or user error causing issue that appears to be network related

non-network supported application error (CICS, IMS etc.) causing issue that appears to be network related.

Knowledge of when to engage software support for possible product issue and ability to run traces and dumps to capture data for support center



File Transfer Products

Skills with these file transfer products - NetView FTP, Connect: Direct and its Secure Plus feature, XCOM, TIBCO file transfer aka Cyberfusion, MVS RJE/NJE, and Tumbleweed Secure Transport.



Sessions Managers

Skills with IBM Session Manager, NetView Access Services, TPX, Teleview, Solve,

Supersession, Network Director, and SAMON



Network Management

Network NetView - primary tool used by AT&T for MF network management. NetView manages the network through issue of alerts and automation to restart failed network devices. Support team also needs REXX language coding language skill in order to write customer specific recovery scripts.

Knowledge of NetMaster, NPM, Netspy, and Omegamon.



**Education and Qualifications:**

Fluent Understanding of REXX and CLIST Coding

JCL / ISPF / JES Skills

SMPE Knowledge

SAF products and how they relate to OSR's and USER ID Setup

Working Knowledge of Network Devices and Infrastructure

System Programming and General Software install skills



**Additional Information:**

Self-sufficient, proactive, and driven with ability to work on different shifts without permanent supervision and direction.

Preferable work experience in 7 x 24 high exposure and critical operational areas.

Availability to work 7 x 24 shifts and flexibility to rotate on a regular basis.

Intermediate to advanced oral and written English language skills.

Intermediate to advanced oral and written French language skills.

Excellent communication and interpersonal skills.

Attention to detail.

Teamwork.



At AT&T, we’re bringing it all together. We deliver advanced mobile services, next-generation TV, high-speed internet and smart solutions for people and businesses. That’s why we’re investing to be the premier integrated communications company.

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