Mainframe Security Administrator

Cayuse Holdings

2d•Remote

About The Position

The Mainframe Security Administration will be responsible for maintaining the security, compliance, and operational efficiency of our client’s mainframe systems. This role will ensure the smooth operation of critical mainframe applications and support infrastructure while adhering to regulatory standards and minimizing security risks. This position aligns with Cayuse’s core values of Innovation, Excellence, Collaboration, Adaptability, and Integrity by fostering technical solutions that meet customer needs, promoting teamwork, and prioritizing quality in deliverables.

Requirements

8 Years of hands-on experience with TSS ( Top Secret Security).
5 Years of hands-on experience with z/OS Administration.
5 Years of experience with JES2 z/OS Unix System Services (OMVS).
5 Years of Storage Management Subsystem (SMS).
3 Years of experience with TLS configuration (certificates, SSL-RSA Keys, SFTP, FTPS).
Must be able to pass a background check. May require additional background checks as required by projects and/or clients at any time during employment.
Must possess problem-solving skills.
Exceptional communication skills, both oral and written
Analyzing and interpreting raw data.
Requirements gathering and documentation.
Business process improvement and system design.
Ability to respond effectively to customers with a sense of urgency.
Proficient in Microsoft and Adobe toolsets, including Excel, Word, PowerPoint, Acrobat, etc.
Highly motivated with the ability to handle and manage multiple tasks at any one time.
Ability to forge new relationships, individual and teaming in nature.
Must be a Self-starter, that can work independently and as part of a team.

Nice To Haves

2 years of experience with REXX.
3 years of experience with performance monitoring to include initial analysis of performance issues.
3 years of working knowledge with each of the following:
z/OS Operation
z/OS Networking – VTAM (Virtual Telecommunications
Access Method), TCP/IP (Transmission Control
Protocol/Internet Protocol)
z/OS-centric automated job scheduling and
management software (JOBTRAC)
Terminal Emulator Software (BLUEZONE)
VTAM Session Manager Software (VTAM/SWITCH)
SMP/E (System Modification Program/Extended)
RMF (Resource Measurement Facility)
SMF (System Management Facility)
WLM (Workload Management)
JCL (Job Control Language)
GRS (Global Resource Serialization)
VSAM (Virtual Storage Access Method)
TSO (Time Sharing Option)

Responsibilities

Serve as a subject-matter expert in Mainframe Security Administration to maintain data security and regulatory compliance.
Provide primary support as the subject matter expert for z/OS operating systems and system components; provide direct technical support as needed in the planning, implementation and testing of releases, upgrades, or changes to z/OS operating system, network, and component software.
Provide end user support for assigned Independent Software Vendor (ISV) products such as BlueZone.
Diagnose platform, software and related product issues and follow up with root cause analysis.
Assist with maintaining and providing technical support for Mainframe Production Control and Support Jobs and monthly Mainframe Job Scheduler.
Other duties as assigned.