Remote Mainframe Security Specialist

Peraton; Reston (VA); Remote; USD 66,000 - 106,000; Full time

Job summary

Peraton in the United States is seeking a Mainframe Security Administrator to support our CMS program in a remote role. You will ensure adherence to DISA STIG, FISMA, and related security directives, and coordinate with customers and internal teams to implement security requirements.

The role involves auditing, documentation, and continuous improvement of mainframe security practices, including RBAC, logon-id reviews, and reporting. Strong knowledge of RACF/ACF2 and z/OS is required.

Qualifications

• Strong written and verbal communication; able to coordinate with and support technicians, system admins, developers, business analysts, and on-call staff.
• U.S. Citizenship
• Ability to obtain a Public Trust clearance
• Working z/OS RACF and ACF2 security skills, with the ability to review, correct, and coach others on mainframe security.
• Working knowledge of z/OS JCL, TSO, batch processing, job troubleshooting
• Hands-on experience with Vanguard security tools
• Ability to create and interpret detailed security reporting.

Responsibilities

• Manage security policies and compliance for CMS program.
• Provide account-based security reporting and RBAC management for mainframe access.
• Support security audits, reviews, and documentation with customers and internal teams.
• Maintain security plans, SOPs, and test/evaluation plans; implement improvements.
• Collaborate with security teams and IT staff to ensure secure operation of information systems.

Skills

Communication

Public Trust

z/OS RACF/ACF2

z/OS JCL/TSO

Security reporting

Education

BS/BA

HS Diploma/equivalent

Tools

RACF

ACF2

Vanguard security tools

Job description

Peraton in the United States is seeking a Mainframe Security Administrator to support our CMS program in a remote role. You will ensure adherence to DISA STIG, FISMA, and related security directives, and coordinate with customers and internal teams to implement security requirements.

The role involves auditing, documentation, and continuous improvement of mainframe security practices, including RBAC, logon-id reviews, and reporting. Strong knowledge of RACF/ACF2 and z/OS is required.