HP NonStop (Tandem) Developer

HP NonStop (Tandem) Developer

Location: Toronto, ON

Type: Contract

About the Role

We are seeking a Tandem Java Developer to provide Level 2/Level 3 production support, development, enhancement, troubleshooting, and maintenance for critical Capital Markets, Treasury, Payments, Processing, Settlement, and Reconciliation applications running on HP NonStop (Tandem) platforms.

The role requires strong hands-on experience with HP NonStop/Tandem environments, Java/application support, databases, middleware, and production incident management.

Responsibilities

• Provide Level 2/Level 3 support for business-critical applications running on HP NonStop/Tandem platforms.
• Perform hands-on development, enhancements, troubleshooting, and maintenance of ATLAS applications.
• Analyze and resolve production incidents, service disruptions, and application performance issues within defined SLAs.
• Ensure stability, availability, and performance of high-volume transaction processing systems.
• Collaborate with business users, operations teams, architects, infrastructure, and engineering teams to resolve technical issues and implement improvements.
• Perform root cause analysis (RCA) and implement preventive measures to minimize recurring incidents.
• Support application deployments, releases, upgrades, and environment changes across development, testing, and production.
• Participate in production release and change-management activities.
• Troubleshoot application, database, middleware, and infrastructure-related issues within the NonStop environment.

HP NonStop / Tandem Platform Administration

• Administer and support HP NonStop (Tandem) systems to maintain high availability and operational resilience.
• Utilize TACL, FUP, SCF, OSS, SQL/MP, SQL/MX, and Enscribe for system administration, troubleshooting, and performance optimization.
• Monitor NonStop system health, capacity, availability, and performance.
• Support DSM/SCM activities, including software deployment, version control, and change management.
• Work with infrastructure/SSHW teams to maintain operating system currency and implement recommended HPE NonStop SPRs and critical patches.
• Participate in infrastructure maintenance, system upgrades, hardware refreshes, and disaster recovery activities.

Database & Storage Management

• Support database creation, configuration, maintenance, troubleshooting, and optimization.
• Manage SQL/MX, SQL/MP, and Enscribe database environments.
• Ensure database availability, integrity, and performance for critical applications.
• Assist with database replication and synchronization between NonStop and external environments.
• Support storage planning, disk sizing, backup strategies, data retention, recovery testing, and restoration activities.
• Coordinate with infrastructure and automation teams for storage housekeeping and SAVEABEND file management.

Communications & Middleware Support

• Support communication subsystems and network connectivity within the HP NonStop/Tandem environment.
• Configure and troubleshoot SSH, SSL, and secure communication protocols.
• Manage and support WebSphere MQ for NonStop, including integrations and message flows.
• Support Secure DPS and comForte configurations for secure transaction processing.
• Collaborate with network and security teams to maintain reliable connectivity and compliance.

Required Skills

• Strong hands-on experience with HP NonStop / Tandem
• Java application development and/or production support experience
• Level 2/Level 3 application support
• Experience supporting Capital Markets / Treasury / Payments / Settlement / Reconciliation applications
• TACL, FUP, SCF, OSS
• SQL/MP, SQL/MX, Enscribe
• Production incident management and troubleshooting
• Root Cause Analysis (RCA)
• Application deployment and release support
• Database and storage management
• Experience with high-availability, mission-critical transaction processing environments

Preferred Skills

• WebSphere MQ for NonStop
• Secure DPS
• comForte
• SSH / SSL
• DSM/SCM
• HPE NonStop SPRs and patching
• Disaster recovery and business continuity
• Hardware refresh and NonStop infrastructure upgrades
• Capital Markets and financial transaction processing experience