About the role
As a z/VM Mainframe System Programmer, you will make an impact by directly protecting the availability and performance of mission-critical mainframe systems the business depends on every day, from provisioning and supporting z/OS, z/Linux, and z/VSE guests, to keeping core VM services resilient and minimizing risk of costly downtime. You’ll provide expert-level installation, configuration, administration, and support of IBM z/VM operating systems in a demanding, high-availability production environment. You will be a valued member of the Cloud Infrastructure and Security team and work collaboratively with VM guest owners, hardware engineers, and other technical stakeholders to keep the z/VM environment stable, secure, and performing at its best.
In this role, you will:
• Install, configure, administer, and maintain IBM z/VM operating systems, providing expert-level support.
• Define and manage VM guests for various operating systems, including z/OS, z/VM, z/Linux, and z/VSE.
• Collaborate with VM guest owners to ensure the appropriate allocation of virtual and real resources.
• Configure and administer essential VM service machines (e.g., RSCS, TCPIP SSL, VTAM, and Certificate Management).
• Ensure proficiency in the building, backup, and restoration of DCSS and NSS segments.
• Demonstrate extensive experience using the CA/Broadcom suite of VM products.
• Install, maintain, and configure VM products from IBM and other third-party vendors.
• Apply strong troubleshooting and implementation skills to quickly resolve complex issues and maintain system stability.
Work model:
We strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a remote position open to qualified applicants in Cincinnati, OH. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.
The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.
What you need to have to be considered
• 8 or more years of hands-on experience with IBM z/VM administration and support.
• Proven ability to work effectively in a demanding, high-availability production environment.
• 6+ years’ experience with guest provisioning and management of z/OS, z/VM, z/Linux, and z/VSE under z/VM.
These will help you stand out
• Expertise in Hardware Configuration Definition (HCD) and Input/Output Configuration Data Set (IOCDS) management.
• Ability to update and manage hardware configurations, including definitions for the processor, channels, control units, and devices.
• Technical knowledge of IBM Z hardware configuration and I/O subsystem design.
• Ability to forecast business workload demand and capacity planning for future upgrades.
We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.
Salary and Other Compensation:
Applications will be accepted until August 10, 2026.
The annual salary for this position is between [$99,000 – $115,000 USD] depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan
Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Please note, this role is not able to offer visa transfer or sponsorship now or in the future.
Acerca de Cognizant
Cognizant (Nasdaq: CTSH) es un creador de soluciones de IA y proveedor de servicios tecnológicos que conecta la inversión en IA con el valor empresarial mediante el desarrollo de soluciones de IA full‑stack para sus clientes. Su profundo conocimiento de la industria, junto con su experiencia en procesos e ingeniería, permite incorporar el contexto único de cada organización en sistemas tecnológicos que amplifican el potencial humano, generan resultados tangibles y mantienen a las empresas a la vanguardia en un entorno en constante cambio. Más información en cognizant.ai o @cognizant.
Información adicional sobre el empleo
La información sobre la compensación es exacta en la fecha de publicación de este anuncio. Cognizant se reserva el derecho de modificar esta información en cualquier momento, de conformidad con la legislación aplicable.
Es posible que se solicite a los solicitantes que asistan a entrevistas de forma presencial o mediante videoconferencia. Asimismo, durante cada entrevista, los candidatos podrán estar obligados a presentar un documento de identidad válido emitido por el estado o por el gobierno.
Cognizant es un empleador que ofrece igualdad de oportunidades. Su solicitud y candidatura no se evaluarán en función de la raza, el color, el sexo, la religión, el credo, la orientación sexual, la identidad de género, el origen nacional, la discapacidad, la información genética, el embarazo, la condición de veterano ni cualquier otra característica protegida por las leyes federales, estatales o locales.
