Senior Infrastructure Architect - Mainframe & Database Platforms
About the role
As a Senior Infrastructure Architect, you will provide technical leadership and architecture expertise across enterprise mainframe and database platforms, including IMS, IDMS, Datacom, DB2, and z/OS. You will design and support secure, resilient, and scalable infrastructure solutions that enable mission-critical business services while ensuring operational excellence, performance optimization, and compliance with enterprise technology standards.
In this role, you will
· Design and implement end-to-end infrastructure solutions across IMS, IDMS, Datacom, DB2, and z/OS environments that align with enterprise architecture standards and business objectives.
· Lead the integration of mainframe databases and z/OS subsystems to ensure high availability, reliability, scalability, and performance.
· Provide advanced technical guidance for IMS administration, including configuration, maintenance, troubleshooting, performance tuning, and incident resolution.
· Manage IDMS environments, optimizing resource utilization, database regions, and data access strategies to support business-critical workloads.
· Administer Datacom environments, including schema management, backup and recovery processes, and performance optimization initiatives.
· Oversee z/OS administration activities, including system configuration, workload management, security controls, and capacity planning.
· Perform DB2 system administration tasks, including subsystem configuration, storage management, performance tuning, and optimization of database operations.
· Partner with development, engineering, and operations teams to translate business needs into scalable infrastructure solutions.
· Implement monitoring, alerting, and reporting capabilities to proactively identify issues and support capacity management decisions.
· Coordinate infrastructure changes and releases through controlled deployment processes and impact assessments.
· Lead the resolution of complex incidents, conduct root cause analysis, and implement preventative measures to improve platform stability.
· Develop and maintain architecture documentation, operational procedures, configuration standards, and technical runbooks.
· Provide recommendations for security hardening, compliance adherence, and data protection strategies across supported platforms.
We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring 3 days a week in a client or Cognizant office Hartford, CT city, state. Regardless of your working arrangement, we are here to support a healthy work-life balance though 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
· Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent experience.
· Extensive experience administering and supporting enterprise mainframe environments.
· Strong hands-on expertise with IMS, IDMS, Datacom, DB2, and z/OS platforms.
· Experience designing highly available and scalable infrastructure architectures.
· Proven experience with performance tuning, capacity planning, monitoring, and incident management.
· Strong understanding of mainframe database administration, backup and recovery processes, and system optimization techniques.
· Experience working within enterprise change management and release management frameworks.
· Knowledge of infrastructure security, compliance requirements, and risk management principles.
· Strong analytical, troubleshooting, and problem-solving skills.
· Excellent communication and stakeholder management skills.
These will help you stand out
· Experience supporting large-scale enterprise or global mainframe environments.
· Knowledge of automation and operational efficiency tools within z/OS ecosystems.
· Experience implementing observability, monitoring, and performance management solutions.
· Familiarity with regulatory compliance frameworks and security best practices.
· Experience mentoring technical teams and providing architecture leadership across multiple initiatives.
Salary and Other Compensation:
Applications will be accepted until November 5, 2026.
The annual salary for this position is between $88,000 - $130,000 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.
À savoir avant de postuler
- Autorisation de travail: Cognizant ne prendra en considération que les candidats à ce poste qui sont légalement autorisés à travailler au Canada sans avoir besoin d'un parrainage de l'employeur, aujourd'hui ou à l'avenir.
- Mesures d’adaptation: Si vous avez un handicap qui nécessite des mesures d’adaptation raisonnable pour effectuer une recherche d’emploi ou poser une candidature, veuillez envoyer un courriel à [email protected] avec votre demande et vos coordonnées.
- L’IA dans notre processus de recrutement: Nous utilisons des outils d'intelligence artificielle (IA) pour trier et évaluer les candidatures efficacement. Notre équipe examine ensuite les candidatures et décide qui passe à l’étape suivante.
- Poste à pourvoir: Sauf indication contraire, ce poste est actuellement vacant et nous cherchons à le pourvoir.
- Exigences linguistiques: Nous demandons à tous les candidats de posséder une connaissance de base de l’anglais afin de faciliter les communications internes. Pour les postes au Québec, la capacité à communiquer efficacement en anglais est requise car vous fournirez des services à et collaborerez avec des parties prenantes anglophones situées hors de la province.
- Inclusion: Cognizant est un employeur souscrivant au principe de l’égalité d’accès à l’emploi. Votre candidature et votre dossier ne seront pas examinés en fonction de la race, de la couleur, du sexe, de la religion, des croyances, de l'orientation sexuelle, de l'identité de genre, de l'origine nationale, du handicap, des renseignements génétiques, de la grossesse, du statut d'ancien combattant ou de toute autre caractéristique protégée par les lois fédérales, provinciales ou locales.
À propos de Cognizant
Cognizant (NASDAQ: CTSH) est un AI Builder et une entreprise de services numériques (ESN) élaborant des solutions complètes d’IA maximisant les investissements pour des résultats concrets. Sa profonde expertise des métiers, des processus et des technologies lui permet d’intégrer dans les systèmes technologiques le contexte unique de chaque organisation de l’ingénierie à la production à l’échelle. Son objectif: améliorer l’efficacité des équipes, créer de la valeur et permettre aux grandes entreprises de rester performantes dans un monde qui évolue rapidement. Pour en savoir plus: cognizant.ai ou @cognizant.
