Senior z/OS System Engineer
2 weeks ago
Job Title: Senior z/OS System Engineer
Location: 100% Remote
Duration: 6+ Months Contract
Roles & Responsibilities:
Senior System Engineer (z/OS, RACF, z/VM, z/Linux)
Job Overview:
In this role, you will be responsible for overseeing the design, configuration, implementation, maintenance, and optimization of z/OS, JES2, RACF, z/VM, zLinux and related systems.
You will collaborate with cross-functional teams to understand business requirements, provide technical leadership, and drive initiatives to enhance the performance, reliability, and security of our mainframe environments.
Responsibilities:
1. Design, configure, and maintain mainframe operating systems, including IBM z/OS, JES2, z/VM, and zLinux, to meet business needs and performance objectives.
2. Implement and maintain mainframe security measures, including RACF (Resource Access Control Facility), access controls, encryption, and compliance with regulatory requirements.
3. Optimize mainframe operating system performance, capacity, and resource utilization through proactive monitoring, tuning, and capacity planning.
4. Troubleshoot and resolve complex mainframe operating system issues, collaborating with internal teams and vendors to ensure timely resolution.
5. Plan and execute mainframe operating system upgrades, maintenance, and migrations, ensuring minimal disruption to business operations.
6. Develop and maintain documentation, including system configurations, procedures, and best practices, to facilitate knowledge sharing and compliance with organizational standards.
7. Lead mainframe operating system-related projects, such as system enhancements, automation initiatives, and disaster recovery planning, from conception to implementation.
8. Provide technical guidance and mentorship to junior system and software engineers, fostering a culture of learning and continuous improvement within the IT organization.
9. Stay abreast of emerging technologies, trends, and best practices in mainframe operating systems and Linux distributions, recommending and implementing relevant updates and improvements.
Qualifications:
1. Bachelor's degree in Computer Science, Information Technology, or a related field.
2. Extensive experience (10+ years) in designing, implementing, and supporting mainframe operating systems, including IBM z/OS, z/VM, and zLinux.
3. Strong knowledge of mainframe security concepts and tools, including RACF (Resource Access Control Facility) and access controls.
4. Experience with managed service providers, off shore support teams, RACF passphrase implementation, and data center relocation are a plus.
5. Proficiency in mainframe performance monitoring, tuning, and optimization using tools like SMF, RMF, Omegamon, SysView, and Workload Manager (WLM).
6. Experience with Linux operating system administration, particularly on IBM Systems z architecture (zLinux).
7. Excellent problem-solving skills and the ability to analyze and troubleshoot complex mainframe operating system issues.
8. Effective communication and collaboration skills, with the ability to convey technical concepts to both technical and non-technical stakeholders.
9. Proven leadership abilities, including experience leading technical projects and mentoring team members.
10. Relevant certifications, such as IBM Certified System Programmer or IBM Certified Advanced Technical Expert, are a plus.
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