Senior z/OS Systems Programmer (Communication Server)

As a Senior z/OS Systems Programmer specializing in Communication Server, you will be responsible for maintaining and optimizing mainframe network infrastructure. You will play a crucial role in ensuring the reliability, security, and efficiency of the z/OS communication environment, including VTAM, TCP/IP, SNA, Sysplex, and related technologies., * Manage and administer z/OS Communication Server components, including VTAM, TCP/IP, SNA, Parallel Sysplex, Sysplex Distributor, and z/OS Cryptographic Services.

• Configure and maintain communication protocols such as VTAM, TCP/IP, and SNA to optimize network performance and reliability.
• Implement and support secure communication technologies, including AT-TLS (z/OS Policy Agent), SSL/TLS, SFTP, FTPS, and Connect:Direct.
• Manage and troubleshoot Apache HTTP Server environments on z/OS and develop or customize Apache modules as required.
• Collaborate with application teams to integrate z/OS Communication Server technologies with WebSphere and other middleware platforms.
• Develop and maintain automation and customization solutions using JCL, REXX, and Java.
• Utilize z/OS Unix System Services (USS) to integrate mainframe applications with distributed environments.
• Monitor system performance and implement tuning strategies to optimize network throughput and response times.
• Provide technical expertise in mainframe networking technologies and support capacity planning, high availability, and disaster recovery initiatives.
• Stay current with emerging technologies and industry best practices related to z/OS communications and networking.

Do you have a valid CCP Data Engineer certification?, Do you have experience in Vendor communication?, Technical Skills

• Minimum of 4 years of experience as a z/OS Systems Programmer with a focus on Communication Server technologies.
• Strong expertise in:
• z/OS Communication Server
• VTAM
• TCP/IP on z/OS
• SNA
• Parallel Sysplex
• Sysplex Distributor
• z/OS Cryptographic Services
• Hands-on experience with:
• AT-TLS
• Policy Agent
• SSL/TLS
• SFTP
• FTPS
• Connect:Direct (NDM)
• Apache HTTP Server on z/OS
• Strong scripting and automation experience using JCL, REXX, and Java.
• Experience with z/OS Unix System Services (USS) and integration with distributed systems.
• Solid understanding of z/OS architecture and supporting hardware components.
• Proven ability to troubleshoot complex networking and communication issues in a mainframe environment.

Professional Skills

• Strong leadership, organizational, and time management skills.
• Excellent analytical and problem-solving abilities.
• Strong communication and collaboration skills with the ability to work effectively across technical teams.
• Ability to build and maintain productive relationships with internal stakeholders and external vendors.
• Self-motivated and capable of working independently with minimal supervision.
• Ability to manage multiple priorities and adapt to changing business requirements.
• Demonstrated flexibility and willingness to learn new technologies and methodologies.

3.83.8 out of 5 stars United States Remote $135,000 - $165,000 a year - Permanent, Full-time