Hybrid Mainframe Security Specialist – z/OS & CICS Expert

Alpha Omega Integration; Vienna (VA); Hybrid; USD 85,000 - 130,000; Full time

Benefits offered by this job

Health insurance

401(k) plan with company match

Paid time off

Job summary

Alpha Omega Integration is seeking a seasoned Mainframe Security Specialist to support U.S. Government projects in a hybrid environment.

The role is based in a hybrid setup with locations including Kansas City and Fort Collins, and currently accommodates remote work where applicable. The ideal candidate holds US citizenship with Public Trust clearance and has 5+ years of mainframe experience, with strong skills in z/OS, RACF, JCL, ISPF, SDSF, and related utilities.

Qualifications

• Minimum of 5+ years of mainframe security experience.
• US Citizen with Public Trust clearance required.
• Strong knowledge of z/OS security, RACF, and access controls.

Responsibilities

• Administer, monitor, and report on mainframe authentication and access controls.
• Develop and maintain JCL, PROCs, and security procedures.
• Operate SDSF and z/OS utilities; manage datasets and VSAM.
• Support disaster recovery and change management processes.

Skills

Mainframe security

z/OS

JCL

SDSF

ISPF

REXX

CICS/IMS basics

Tools

JES2/JES3

IDCAMS

IEBGENER/IEBCOPY

DFSORT

DSORG/VSAM

SDSF utilities

TSO/ISPF

Job description

Alpha Omega Integration is seeking a seasoned Mainframe Security Specialist to support U.S. Government projects in a hybrid environment.

The role is based in a hybrid setup with locations including Kansas City and Fort Collins, and currently accommodates remote work where applicable. The ideal candidate holds US citizenship with Public Trust clearance and has 5+ years of mainframe experience, with strong skills in z/OS, RACF, JCL, ISPF, SDSF, and related utilities.