zOS UNIX System Services (USS) Security Engineer – Vice President

z/OS UNIX System Services (USS) Security Engineer Vice President

Profile Description

Were seeking someone to join our ETS team as the USS Security Engineer who is responsible for securing and administering z/OS UNIX System Services (USS) environments on the mainframe. This role focuses on enforcing least privilege protecting privileged access and ensuring alignment between UNIX permissions ESM controls (RACF/TSS) and enterprise security standards. The engineer will partner closely with Enterprise Z security architect system programmers middleware teams and audit/compliance stakeholders to maintain a secure and compliant USS platform.

About Enterprise Technology & Services (ETS)

Enterprise Technology & Services (ETS) delivers shared technology services that support all business applications and over 3000 production systems globally. ETS enables the full software development lifecyclefrom development and testing to release engineering monitoring and operational support.

In the Technology division we leverage innovation to build the connections and capabilities that power our Firm enabling our clients and colleagues to redefine markets and shape the future of our communities. This is a Lead Infra Prod Management & Reliability Engineering position at Vice President Level which is part of the job family responsible fordeveloping and maintaining software solutions that support business needs.

Since 1935 Morgan Stanley is known as a global leader in financial services always evolving and innovating to better serve our clients and our communities in more than 40 countries around the world.

What youll do in the role:

Responsibilities:

• Administer and manage USS identities including UIDs GIDs OMVS segments and service/shared IDs based on policy.
• Enforce naming standards ownership traceability and lifecycle controls for USS users and services.
• Manage and audit POSIX permissions ownership and execution rights across critical USS file systems.
• Control and monitor privileged access including UID(0) setuid/setgid programs and elevated authorities.
• Administer USSrelated ESM controls (RACF/TSS) including UNIXPRIV FACILITY resources and STARTED task identities.
• Secure USS configuration files shell environments PATH settings and file system mount options.
• Monitor USS security events logs and audit records.
• Support production issues security incidents and accessrelated investigations.
• Develop and maintain USS security standards procedures and documentation.

What youll bring to the role:

Required Skills:

• Bachelors degree and 10 years of experience with mainframe and z/OS UNIX System Services.
• At least 6 years relevant experience would generally be expected to find the skills required for this role.
• Strong handson experience securing USS environments.
• Proven experience administering RACF or equivalent ESM for USS.
• Solid understanding of:
• UIDs GIDs OMVS segments and service IDs
• POSIX permissions ownership and execution controls
• Experience with USSrelated security controls including:
• UNIXPRIV class
• FACILITY class resources impacting OMVS
• STARTED task identities for USS services
• Working knowledge of zFS/HFS file systems mount options and USS SMF/audit logging.
• Strong understanding of leastprivilege and separationofduties principles.

Desired

• Experience with PKI digital certificates Kerberos SSL/TLS SSH or OpenSSL.
• Exposure to systems programming concepts (e.g. SMP/E SYS1 datasets Assembler).
• Understanding of mainframe networking concepts.
• Experience supporting or securing middleware technologies (e.g. MQ).

WHAT YOU CAN EXPECT FROM MORGAN STANLEY:

At Morgan Stanley we raise manage and allocate capital for our clients helping them reach their goals. We do it in a way thats differentiated and weve done that for 90 years. Our values - putting clients first doing the right thing leading with exceptional ideas committing to diversity and inclusion and giving back - arent just beliefs they guide the decisions we make every day to do whats best for our clients communities and more than 80000 employees in 1200 offices across 42 countries. At Morgan Stanley youll find an opportunity to work alongside the best and the brightest in an environment where you are supported and empowered. Our teams are relentless collaborators and creative thinkers fueled by their diverse backgrounds and experiences. We are proud to support our employees and their families at every point along their work-life journey offering some of the most attractive and comprehensive employee benefits and perks in the industry. Theres also ample opportunity to move about the business for those who show passion and grit in their work.

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Morgan Stanley is an equal opportunity employer committed to building and maintaining a workforce that is diverse in experience and background. Our recruiting efforts reflect our strong commitment to a culture of inclusion where individuals are hired developed and advanced based on their skills and talents.

Our workforce reflects a broad cross-section of the global communities in which we operate bringing a variety of backgrounds talents perspectives and experiences.

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