z/OS Systems Programmer Communication Server - Noor Staffing Group

Direct Hire

100% Remote - candidates must be located within the United States.

Not able to support candidates that require sponsorship at this time.

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

Key Responsibilities:

• 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 protocols including AT-TLS (z/OS Policy Agent-ATTLS), SSL, SFTP, FTPS, and Connect Direct.
• Manage and troubleshoot HTTP server environments (Apache) and develop/customize Apache modules as needed.
• Collaborate with application teams to integrate z/OS Communication Server technologies with z/OS WebSphere Servers and other middleware solutions.
• Develop and maintain JCL, REXX, and Java scripts for automation and customization purposes.
• Utilize z/OS Unix System Services for integrating mainframe applications with distributed environments.
• Monitor system performance and implement tuning strategies to optimize network throughput and response times.
• Provide expertise and support in mainframe networking technologies and assist in capacity planning and disaster recovery planning.
• Stay current with industry trends and advancements in mainframe communication technologies to recommend and implement best practices.

Requirements:

• Minimum 4+ years of experience as a z/OS Systems Programmer with a specialization in Communication Server technologies.
• Proficiency in VTAM, TCP/IP, SNA, Parallel Sysplex, Sysplex Distributor, z/OS Cryptographic Services, and related mainframe networking technologies.
• Hands-on experience with z/OS Communication Server components including AT-TLS, SFTP, FTPS, Connect Direct, and HTTP Server (Apache).
• Strong programming skills in JCL, REXX, and Java with the ability to develop and customize scripts for automation and system customization.
• Experience with z/OS Unix System Services and integration with distributed environments.

• Excellent knowledge and use of z/OS components with detailed knowledge of supporting hardware.
• Excellent problem-solving skills and the ability to troubleshoot complex network issues in a mainframe environment.
• Strong leadership, time management and organizational skills.
• Excellent communication, collaboration, and interpersonal skills with the ability to work effectively in a team-oriented environment.
• Eager to build professional relationships with staff and clients.
• Ability to work unsupervised and independently seek out and interact with colleagues and outside vendors.
• Ability to understand & facilitate decision-making on key issues concerning a project.
• Capability to shuffle priorities in response to a changing workload.
• Flexibility to keep up with changing technology.