Senior AS400 Application Support Engineer, Mississauga,ON-W Credit Av, Ontario, Canada

About the role

As a Senior AS400 Application Support Engineer, you will make an impact by ensuring the stability, reliability, and continuous enhancement of business-critical applications running on the IBM i (AS400) platform. You will be a valued member of the Application Support team and collaborate with business stakeholders, development teams, and client partners to support enterprise systems while contributing to modernization and transformation initiatives.

In this role, you will:

Monitor AS400 batch cycles, production jobs, and system performance to proactively identify and resolve issues before they impact business operations.
Troubleshoot and resolve production incidents, defects, and application issues while meeting established service level agreements.
Analyze, develop, maintain, and enhance applications using RPGLE, RPG, SYNON, COBOL, CLP, and SQL.
Collaborate with business users to gather requirements and translate them into technical solutions and specifications.
Support modernization initiatives by documenting business processes, identifying system gaps, and validating integration processes and data flows.
Perform data analysis and reconciliation activities to ensure data accuracy across applications and reporting environments.
Review code changes, provide technical guidance, and support testing, deployment, release, and post-production activities.
Partner with cross-functional teams to drive operational excellence, continuous improvement, and application reliability.

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 Mississauga, Ontario, Canada. 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

Strong experience supporting and maintaining IBM i (AS400) applications in enterprise environments.
Hands-on experience with RPGLE, RPG, SYNON, COBOL, CLP, and SQL development and support.
Experience troubleshooting production incidents, batch processing failures, and application performance issues.
Experience supporting application integrations, data validation, and production support processes.
Strong analytical and problem-solving skills with the ability to diagnose and resolve complex technical issues.
Experience gathering business requirements and translating them into technical solutions.
Excellent communication and stakeholder management skills.
Ability to work effectively in a remote environment while collaborating with geographically distributed teams.

These will help you stand out

Experience supporting retail, merchandising, or supply chain applications.
Exposure to enterprise application modernization and transformation initiatives.
Experience mentoring junior developers or support engineers.
Knowledge of enterprise integration patterns and data migration processes.
Familiarity with Agile delivery methodologies.
Experience working within global delivery and onshore-offshore models.

Applications accepted until October 8^th, 2026.

Salary and Other Compensation

The annual salary for this position is between CAD $74,250 and CAD $115,500, depending on experience, skills, qualifications, and other job-related factors. In addition to base salary, eligible associates may participate in Cognizant's discretionary annual incentive program, subject to the terms of the applicable plan. Pay ranges are reviewed regularly and may vary based on geographic location, market conditions, and business needs.

Benefits

Cognizant offers the following benefits for eligible associates:

Comprehensive health, dental, and vision benefits
Life insurance and disability coverage
Employee and Family Assistance Program (EFAP)
Registered Retirement Savings Plan (RRSP)
Paid vacation and personal days
Paid statutory holidays
Parental and family leave programs
Learning and development opportunities, including training and certification programs
Employee wellness and mental health programs
Associate recognition and rewards programs

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.

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.

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.