For immediate consideration, please connect with me on LinkedIn at https://www.linkedin.com/in/dpotapenko and then email your resume, work authorization status, current location, availability, and compensation expectations directly to denis.potapenko@systemone.com - make sure to include the exact job title and job location in your email message.

* The job is on-site with a HYBRID work schedule. Candidates must be local or willing to relocate within commuting distance of Pittsburgh PA, Cleveland OH, Birmingham AL, Dallas TX, Phoenix AZ

Mainframe Security Engineer (ACF2 Administrator) :

• Senior-level ACF2 administrator will work on redesigning of ACF2 security from UID to ROLE-based.

• This position requires extensive experience in ACF2 administration and the ability to analyze and restructure application rulekey structures.

• Analyze ACF2 access reports for applications to integrate access into identity management tool, Oracle Identity Manager (OIM)

• Collaborate with stakeholders to discuss existing access and identify user/access commonalities for OIM entitlements

• Redesign application rulekey structures, including creating and collapsing multiple NEXTKEYS for each application

• Convert access from UID-based to ROLE-based systems

• Create and manage Cross-Reference Groups (XREF, X-ROL)

• Implement and test new rulekeys for successful authorization

  Required Technical Skills and Experience :

• This role focuses on ACF2 administration, not software engineering, development, or Multiple Virtual Storage (MVS) support

• Senior-level experience in ACF2 Mainframe rule administration

• Expertise in ACF2 security administration for dataset and resource rules

• Strong understanding of ACF2 access validation workflow for dataset and resource rules

• Experience in analyzing rules, splitting rulekeys, and building new rulekeys

• Proficiency in creating and collapsing NEXTKEYS

• Thorough understanding of masking characters for rules and user IDs

• Training will be provided on OIM, corporate mainframe naming conventions, and standards for rules and user IDs

• The ideal candidate should be able to effectively communicate with stakeholders about ACF2 access to their applications

  For immediate consideration, please connect with me on LinkedIn at https://www.linkedin.com/in/dpotapenko and then email your resume, work authorization status, current location, availability, and compensation expectations directly to denis.potapenko@systemone.com - make sure to include the exact job title and job location in your email message.

  #M1

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System One, and its subsidiaries including Joulé, ALTA IT Services, CM Access, TPGS, and MOUNTAIN, LTD., are leaders in delivering workforce solutions and integrated services across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible full-time employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.