Mainframe Security Analyst

Mainframe systems security Analyst working to support a mainframe environment for government agency, with expertise in RACF and identity management activities for a large multi-agency health care claims processing environment.

This role is remote.

"Please be advised that during the interview, you will be required to keep your camera on, and your interviewer will be taking your picture for identification purposes if an offer letter is extended to you."

• Maintaining mainframe RACF environment and monitoring security access patterns
• Creating and deleting user accounts on various mainframe systems
• Confirming that the proper permissions are in place to restrict access to sensitive data
• Work with the Infrastructure Services provider to insure that security updates are rolled out to various mainframe environments
• Serve as primary point of contact for researching making to corrections to mainframe security and access related questions
• Provide regular reporting on production and UAT security and identity management related processing issues
• Perform user and security audits of the mainframe RACF environment on a regular basis
• Potential ability to work on-call shifts to support batch processing and monitoring

• BS degree and 4 years of experience. Experience may be substituted in lieu of degree.
• Experience analyzing government mainframe systems
• Experience managing mainframe user accounts and security environment for a large government agency supporting Medical claims processing and a common workload file (CWF)
• Expertise with IBM RACF and Vanguard Security tools
• Expertise with mainframe and host based security
• Experience with audit and the security review process for RACF
• Able to utilize Incident ticket system to open, resolve, close tickets and Service Requests
• Demonstrate excellent communication skills including the ability to effectively communicate with internal and external customers.
• Ability to use strong industry knowledge to relate to customer needs and dissolve customer concerns and a high level of focus and attention to detail.
• Strong work ethic with good time management with the ability to work with diverse teams and lead meetings
• Strong organizational, interpersonal and analytical skills

All candidates supporting the CMS programs must havelived in the United Statesatleastthree(3) out ofthelastfive(5) years prior in order to be considered.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Pay Range: $59,150.00 - $

For U.S. Positions:
While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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