System Admin III

Security Service Federal Credit Union; San Antonio, Northern (TX, KY); Hybrid; USD 120,000 - 160,000; Full time

Job summary

Security Service Federal Credit Union is seeking an experienced z/Series mainframe administrator to diagnose and resolve complex infrastructure issues, ensuring extremely high availability in a time-critical environment.

You will coordinate with vendors and internal teams, install and maintain mainframe software and hardware, participate in on-call rotations, and contribute to continuous improvement through analysis and recommendations.

Qualifications

• Bachelor's degree in Management, Computer Information Systems or equivalent education and/or experience.
• Minimum of eight (8) years of Internet-based infrastructure and technology experience.
• Minimum of 10 years in information technology experience.
• Strong knowledge of z/OS operating system architecture, installation using SMPE, internals, and recovery scenarios.
• Networking fundamentals experience, preferably IBM medium to large system mainframes.
• Thorough knowledge in z/Series, Transaction system products.
• Strong experience with mainframe automation and monitoring tools.
• Knowledge and experience with CICS management and administration.
• Good interpersonal, analytical, written, and verbal communication skills.
• Ability to work in a team environment, meet deadlines, and take on a high level of responsibility and accountability.

Responsibilities

• Diagnose and resolve z/Series system problems with a focus on extremely high availability.
• Coordinate with vendors to resolve vendor-specific problems in time-critical environments.
• Collaborate with system administrators, programmers, network and application teams on daily activities including installation, configuration, upkeep, and operation of the mainframe environment.
• Install, test, and maintain systems software and hardware including operating systems, compilers, utilities, monitoring tools, and network components.
• Perform routine on-call systems programming support and troubleshooting; provide problem management and resolution as needed.

Skills

z/OS knowledge

SMPE installation

CICS management

Mainframe networking

Mainframe monitoring

On-call support

Problem management

Strong communication

Travel readiness

Team collaboration

Education

Bachelor's degree in Management/ Computer Information Systems or equivalent

Tools

RACF

IOCD

IODF

SMPE

CICS

z/OS

Job description

Diagnoses and resolves z/Series system problems with a focus on extremely high availability. Coordinates outside support resources (vendors) to resolve vendor specific problems in a time-critical environment. Collaborates with other system administrators, systems Programmers, network, and application teams to perform daily activities ranging in complexity and will be responsible for the installation, configuration, upkeep, and reliable operation of the mainframe environment. Installs, tests, and maintains systems software and hardware including operating systems, compilers, utilities, monitoring tools, and network communications components. Evaluate, analyze, diagnose and resolve operating system and program product related issues. Presents statistical utilization and trend analysis, including recommendations to enterprise developers and management. Works with datacenter resources, helps identify CPU reduction opportunities in applications, sub-systems and work with application and system programmers to implement solutions. Reviews, evaluates and makes recommendations on software and hardware changes. Researches system and application problems involving multiple system components and unknown causes, in a time-critical environment. Performs routine and on-call systems programming support and troubleshooting. Performs problem management and resolution for system problems to help application areas, as needed, in troubleshooting, use of tools, information, etc. Completes any other job related duties needed to help drive to our Vision, fulfill our Purpose, and abide by our Organization’s Values.

What We Require:

• Bachelor's degree in Management, Computer Information Systems or equivalent education and/or experience.
• Minimum of eight (8) years of Internet-based infrastructure and technology experience.
• Minimum of 10 years in information technology experience.
• Strong knowledge of z/OS operating system architecture, installation using SMPE, internals, and recovery scenarios.
• Networking fundamentals experience, preferably IBM medium to large system mainframes.
• Thorough knowledge in z/Series, Transaction system products.
• Strong experience with mainframe automation and monitoring tools.
• Knowledge and experience with CICS management and administration.
• Good interpersonal, analytical, written, and verbal communication skills.
• Able to read and understand complex technical documents and periodicals.
• Ability to work in a team environment, meet deadlines, and take on a high level of responsibility and accountability.
• Strong project organizational skills.
• Provide seven day a week, twenty-four hour a day support.
• Availability for periodic travel to work-site locations.

Ideal Candidate Will Have:

• Experience with IT Security (RACF).
• HCD configuration experience (IOCD, IODF, etc.).
• Understand and drive cybersecurity best practices as it applies to the applications and systems supported.

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