Z/OS Administration Engineering Senior Group Manager Director, Citi

Citi

Location:
United States, Rutherford, New Jersey ▼
Irving, Texas

Category:
IT - Administration

Contract Type:
Employment contract

Salary:

170000.00 - 300000.00 USD / Year

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Job Description:

We are seeking a highly skilled Mainframe z/OS Systems Manager to oversee a Global engineering team responsible for maintaining the very large z/OS mainframe environment, including installing, configuring, and troubleshooting the hardware components, operating system and related software with the goal of ensuring the stability, security, and performance of the mainframe infrastructure.

Job Responsibility:

Manage, mentor, and develop a team of z/OS System Programmers
Oversee the installation, maintenance, and upgrades of z/OS and other mainframe software
Monitor system performance, identify bottlenecks, and implement solutions to optimize performance
Diagnose and resolve complex system issues, including software errors, hardware failures, and system crashes
Implement and maintain comprehensive security policies and procedures to protect sensitive data and system integrity
Plan for future system needs and ensure adequate resources are available to meet business requirements
Maintain accurate and up-to-date documentation of system configurations, procedures, and troubleshooting steps
Work with other IT teams, such as application support, database administration, and network engineering
Identify and implement process improvements to enhance efficiency and effectiveness
On Call 24 x 7 rotation with the other Mainframe Analysts to provide 24 x 7 coverage

Requirements:

Minimum of 7 years of experience in z/OS Administration
Overall technology experience of 10 plus years
Deep understanding of z/OS operating system, including SYSPLEX implementation, SMP/E, z/OSMF, and other related tools
Strong analytical and problem-solving skills
Proven leadership experience, including managing, mentoring, and developing a team
Excellent communication and interpersonal skills
Familiarity with mainframe hardware and software, including UNIX Systems Services under z/OS
Expert level familiarity with disaster recovery solution, and specifically GDPS technology
Strong technical skills in geospatial data management and analysis
Proficiency in system performance monitoring and optimization
Up-to-date knowledge of industry standards and best practices
Strong organizational and time management skills
Ability to adapt to changing project requirements and priorities
Bachelor's degree in a technical discipline

Nice to have:

Experience in financial services industry
Passion for leveraging geospatial technologies to drive business success

What we offer:

Medical, dental & vision coverage
401(k)
Life, accident, and disability insurance
Wellness programs
Paid time off packages including vacation, sick leave, and paid holidays
Discretionary and formulaic incentive and retention awards

Additional Information:

Job Posted:
November 20, 2025

Expiration:
November 26, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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Z/OS Administration Engineering Senior Group Manager Director