Information Security Engineer II; Mainframe
Listed on 2026-04-21
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Engineering
Cybersecurity, Systems Engineer -
IT/Tech
Cybersecurity, Systems Engineer
This position may be worked remotely within the United States, with the exception of California.
This position is ineligible for immigration sponsorship and support. Please do not apply if at any time you will need immigration support now or in the future (i.e., H-1B, STEM OPT Training Plans, etc.).
The salary range for this position is $64,450- $100,000 and will be determined based on location and experience level.
All positions, regardless of location, may require an onsite interview or in‑person onboarding requirement to verify your identity.
Job Responsibilities- Develop the security of electronic information and establish security systems, policies, and procedures to prevent system compromise or infiltration.
- Develop and implement standards for appropriate security checkpoints and encryption methods.
- Investigate, recommend, and monitor the implementation of new security products and services, acting as a central point of contact for internal and external customers on security issues.
- Follow up on security findings from security‑related reviews and other third‑party reviews.
- Using access control facilities and Job Control Language (JCL) to:
- Develop reports.
- Research and analyze job flow.
- Troubleshoot and investigate, recommend, and monitor file transmission.
- Participate in project meetings and work with other Jack Henry departments to ensure the security of the mainframe environment and scheduler.
- Monitor and evaluate internal and external mainframe users.
- Perform other job duties as assigned.
- Minimum of 3 years of experience with z/OS mainframe.
- At least 3 years of experience with Mainframe Access Control (RACF) administration.
- Programming knowledge in Rexx and Carla.
- Familiarity with Mainframe z/OS tools (e.g., IBM TW Job Scheduler, 3270 Emulator, JCL).
At Jack Henry, we know we are better together. We value, respect, and protect the uniqueness each of us brings. Innovation flourishes by including all voices, and our business—and our society—becomes stronger. Jack Henry is an equal‑opportunity employer and we are committed to providing equal opportunity in all of our employment practices, including selection, hiring, performance management, promotion, transfer, compensation, benefits, education, training, social, and recreational activities to all persons, regardless of race, religious creed, color, national origin, ancestry, physical disability, mental disability, genetic information, pregnancy, marital status, sex, gender, gender identity, gender expression, age, sexual orientation, and military and veteran status, or any other protected status protected by local, state or federal law.
No one will be subject to, and Jack Henry prohibits, any form of discipline, reprisal, intimidation, or retaliation for good faith reports or complaints of discrimination of any kind, pursuing any discrimination claim, or cooperating in related investigations.
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