CornerStone Technology Talent Services ยท 6 hours ago
Senior Software Engineer
United States
Contract
Remote
Senior Level, Lead/Staff
8+ years expCornerStone Technology Talent Services is seeking an experienced Mainframe Top Secret Security Administrator to join their team. In this role, you will act as a subject-matter expert, ensuring data security and compliance while supporting mainframe systems and transformation initiatives.
Staffing & Recruiting
Hiring Manager
Kleent Nelson Chiang
Responsibilities
Serve as the go-to expert for Mainframe Top Secret Security Administration, z/OS systems, and security compliance
Manage day-to-day mainframe operations including system configuration, user accounts, performance monitoring, and troubleshooting
Support certificate renewals, access controls, and audit compliance
Collaborate with network, customer support, and application teams to maintain efficient system operations
Assist with Informatica Power Exchange Administration for Change Data Capture processes (using IMS and VSAM)
Provide technical support for mainframe job scheduling and production control activities
Qualification
Required
8+ years hands-on experience with Mainframe Top Secret Security (TSS)
5+ years experience with z/OS administration
Experience with JES2, z/OS Unix System Services (OMVS), and Storage Management Subsystem (SMS)
3+ years experience with TLS/SSL configuration, certificates, SFTP/FTPS
Familiarity with z/OS operations, networking (VTAM, TCP/IP), JCL, TSO, VSAM, WLM, RMF, SMF, GRS
Experience with automated job scheduling tools and terminal emulator software (e.g., BlueZone)
Preferred
REXX scripting
Performance monitoring and issue analysis
Informatica Power Exchange Administration
Benefits
Work remotely from home
Collaborate with experienced IT professionals in a supportive environment
Company
CornerStone Technology Talent Services
CornerStone Technology Talent Services (TTS) delivers scalable IT hiring, government workforce solutions, and executive search with precision.
201-500 employees
Funding
Current Stage
Growth StageCompany data provided by crunchbase