Note: The job is a remote job and is open to candidates in USA. NTT DATA is a business and technology services leader providing enterprise-scale AI, cloud, security, connectivity, data center, and application services. The ZOS Network Consultant will support a large-scale z/OS systems platform, maintaining IBM mainframe network infrastructure, communication subsystems, and data/IP security. The role includes TCP/IP and VTAM configuration, network security management, troubleshooting, 24x7 support participation, and coordination with technical and operational teams.
Responsibilities
- Being part of a multi-functional team, supporting IBM mainframe networks and transmissions products and infrastructure
- Participation in support rota providing 24x7 cover
- Perform TCPIP Port Reserves (Additions, Deletions, Changes) Perform VTAM updates (Additions, Deletions, Changes)
- Manage OSA Adapters in a complex mainframe environment
- Perform VTAM PU/LU updates (Additions, Deletions, Changes) including Enterprise Extenders (EE)
- Implement AT-TLS rules (digital certificate management). Configure and manage IPSEC policies (permit/deny rules, VPN- ipsec tunnels)
- Trace, Debug and Error Analysis
- Communicate regularly with technical, applications and operational staff to ensure Network connectivity and security (may involve some after hours and weekend work)
Skills
- Experience of working as a z/OS Systems Specialist in the IT industry of over 10+ years
- Experience in administering file transmissions products such as Connect:Direct and FTP, or alternatively good experience as a user of these products
- Knowledge of z/OS and z/OS utilities
- Understanding of z/OS networking services, structure and related software and protocols
- Understanding of network security disciplines (IPSec, TLS/SSL, certificates, etc) and how they relate to file transmission
- Experience of problem management from initial diagnosis through to resolution
- Understanding of the Change Management process
- Ability to customize and manage secure SNA and TCP/IP networks under z/OS
- Knowledge of mainframe network management tools, e.g. NetMaster, and multi-session manager products such as TUBES and Supersession
- Experience of managing mainframe printing products
- General z/OS systems programming experience
- Knowledge of System z hardware including the OSA-Express network cards
- Excellent problem-solving and analytical skills
- Good communication, teamwork and negotiation skills
- Familiarity with the Cisco Network Solutions
- The ability to work to tight deadlines under pressure
- Good organisational skills
- Flexibility and adaptability
- The ability to create and maintain strong working relationships with colleagues and customers
- Business awareness and understanding of business requirements of IT
- A willingness to keep up to date with developments in new technology
- An understanding of information legislation, such as the Data Protection Act
Benefits
- This position may also be eligible for incentive compensation based on individual and/or company performance.
- Medical, dental, and vision insurance with an employer contribution
- Flexible spending or health savings account
- Life and AD&D insurance
- Short and long term disability coverage
- Paid time off
- Employee assistance
- Participation in a 401k program with company match
- Additional voluntary or legally-required benefits
- Offers the flexibility to work from home for part of the week
Company Overview
Company H1B Sponsorship