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Senior programmer Jobs in Ottawa, ON

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Senior programmer • ottawa on

Last updated: 1 day ago

Mainframe WebSphere MQ & z/OS Systems Programmer

NexasphereOttawa, ON, Canada
RemoteRemote
Full-timeFull-time
Quick Apply

The Mainframe WebSphere MQ & z/OS Systems Programmer is responsible for supporting, maintaining, and upgrading enterprise‑scale mainframe environments across high‑availability, 24x7 operations.... Show more

Senior Accountant

Joshua Morin CPA Inc.Gatineau, QC, CA
PermanentPermanent

The person in the position of Senior Accountant serves as an assistant to the Chief Executive Officer.Propose continuous process improvement initiatives to optimize the flow of production and revie... Show more

Senior Code Consultant

AtkinsRéalisOttawa
Full-timeFull-time

AtkinsRéalis is seeking a Senior Code Consultant – Fire Protection with 5–10+ years of experience to join our growing national fire protection practice.This is an opportunity to build your career o... Show more

Senior Communications Advisor

ITKOttawa, ON
CA$70.00 hourlyCA$70.00 hourly
Permanent, Full-timePermanent, Full-time

APPLICANTS WHO ARE REGISTERED UNDER AN INUIT LAND CLAIMS AGREEMENT WILL BE GIVEN PRIORITY HIRING.WE ENCOURAGE INUIT APPLICANTS TO SELF-IDENTIFY.WE RESERVE THE RIGHT TO ENSURE AUTHENTICITY OF INUIT ... Show more

CNC Machinist (Programmer)

Q-Block ComputingOttawa, Ontario, Canada
CA$60,000.00–CA$100,000.00 yearlyCA$60,000.00–CA$100,000.00 yearly
Full-timeFull-time

CAD per year (full-time basis).Q-Block Computing builds quantum systems that operate in the real world.The company develops quantum timing, quantum-secure communications, and quantum computing plat... Show more

Senior Scientist

BWXTOttawa, ON, CA

Headquartered in Kanata, Ontario, BWXT Medical Ltd.Kanata and Vancouver, British Columbia.We believe in empowering our employees and cultivating a dynamic workplace that fosters growth and collabor... Show more

Technicien-analyste senior

TEHORAOttawa, ON, CA
Full-timeFull-time
Quick Apply

TEHORA est présentement à la recherche d’un(e).Technicien(ne)-analyste senior.La personne retenue jouera un rôle clé dans la structuration des solutions et la qualité des livrables.Sans être exhaus... Show more

Senior Underwriter

Laurentian BankOttawa, Ontario, Canada
Full-timeFull-time

At Laurentian Bank, we believe we can change banking for the better.Founded in Montreal in 1846, Laurentian Bank helps families, businesses and communities thrive.Today, we have over 2,800 employee... Show more

Senior System Administrator

Harris ComputerOttawa, Ontario
CA$75,000.00–CA$85,000.00 yearlyCA$75,000.00–CA$85,000.00 yearly
RemoteRemote

Cloud Infrastructure & Architecture.Architect, deploy, configure, and support cloud infrastructure on Azure, AWS, and other public clouds for high availability, performance, and security.Lead migra... Show more

Senior Full-Stack Developer (Senior Digital Product Developer)

Parliament of CanadaOttawa, ON, CA
Full-timeFull-time

The House of Commons’ Digital Services and Real Property (DSRP) is currently looking to staff the Senior Full-Stack Developer (Senior Digital Product Developer) position.Senior Full-Stack Developer... Show more

Senior Generalist Game Programmer | Programmeur(-euse) Généraliste de Jeux Vidéo

Snowed In StudiosOttawa, ON, CA
CA$92,000.00 yearlyCA$92,000.00 yearly
RemoteRemote
Full-timeFull-time
Quick Apply

English version, French to follow].As part of Keywords Studios’ Game Development service line, we provide development support to some of the most important and exciting games being made today.You w... Show more

Senior Account Manager

AMZ AdvisersOttawa, Ontario, Canada
RemoteRemote
Full-timeFull-time
Quick Apply

AMZ Advisers is a digital media marketing agency focused on developing and implementing strategic marketing plans for the global Amazon marketplaces.Working at AMZ Advisers allows you to apply your... Show more

Senior Project Manager

Randstad CanadaGatineau, Quebec, CA
TemporaryTemporary
Quick Apply

A federal technical organization is seeking an experienced Senior Project Manager to provide strategic and operational support to a national calibration and measurement program that underpins engin... Show more

Senior Project Manager

Work in OttawaOttawa, Ontario, Canada

Ottawa’s tech sector is growing, and so are the opportunities! If you’re exploring your next role in tech,.Led by Invest Ottawa, the city’s lead economic development agency, this initiative works a... Show more

Senior Leader, Benefits

Marsh McLennanOttawa
Full-timeFull-time

We are seeking a talented individual to join our Benefits team at Victor Canada.This role will be based in Canada.This is a hybrid role that has a requirement of working at least three days a week ... Show more

Senior Electrical Engineer

Sense EngineeringOttawa, Ontario, Canada

We are committed to fostering a positive, supportive and collaborative work environment where every team member contributes to delivering solutions that make a meaningful impact.North America, prov... Show more

Senior AEM Architect

Accenture GlobalOttawa
Full-timeFull-time

Accenture Song accelerates growth and value for our clients through sustained customer relevance.Our capabilities span ideation to execution: growth, product and experience design; technology and e... Show more

Senior Finance Analyst

WhirlpoolOttawa
Full-timeFull-time

Whirlpool Corporation (NYSE: WHR) is a leading home appliance company, in constant pursuit of improving life at home.In 2024, the company reported approximately $17 billion in annual sales - close ... Show more

Mainframe WebSphere MQ & z/OS Systems Programmer

Mainframe WebSphere MQ & z/OS Systems Programmer

NexasphereOttawa, ON, Canada
30+ days ago
Job type
  • Full-time
  • Remote
  • Quick Apply
Job description

Role Overview

The Mainframe WebSphere MQ & z/OS Systems Programmer is responsible for supporting, maintaining, and upgrading enterprise‑scale mainframe environments across high‑availability, 24x7 operations. This role ensures stability, security, and performance of WebSphere MQ on z/OS, while also contributing to broader mainframe systems programming activities including RACF security, automation, storage, monitoring, and subsystem upgrades. The ideal candidate brings deep hands‑on experience in complex, multi‑LPAR environments and has supported major financial institutions and large enterprise clients.

Key Responsibilities

  • WebSphere MQ Administration (z/OS)
    • Support, maintain, and troubleshoot WebSphere MQ on z/OS.
    • Plan and execute MQ upgrades (e.g., WMQ V7.0.1 V7.1.0).
    • Design and implement MQ health‑check tools (Rexx, CLIST).
    • Integrate MQ with automation tools such as CA‑OPS/MVS and SA z/OS.
    • Configure MQ security using RACF, ACF2, or Top Secret.
  • Mainframe Systems Programming (z/OS)
    • Install, customize, and upgrade z/OS and related subsystems.
    • Perform SMP/E maintenance, rebuild SMP environments, and manage toleration maintenance.
    • Configure and support CICS, IMS, VTAM, TCP/IP, and other core subsystems.
    • Manage DASD, tape systems, DFSMS, DFSMShsm, and storage utilities.
  • Security & Compliance
    • Review and enhance RACF/ACF2/TSS profiles.
    • Implement mainframe security frameworks for regulated industries (banking, insurance).
    • Conduct audits and produce security reports for compliance (OCC, regulatory bodies).
  • Automation & Monitoring
    • Implement and customize automation environments (SA z/OS, CA‑OPS/MVS).
    • Install and configure monitoring tools (OMEGAMON, TMON, MainView).
    • Develop automation exits and scripts to improve system reliability.
  • Programming & Tooling
    • Develop Rexx, Assembler, CLIST, PL/I, COBOL utilities for system automation and reporting.
    • Create JCL for backups, migrations, and maintenance tasks.
    • Build custom tools for performance tuning, forecasting, and operational reporting.
  • Client Support & Delivery
    • Work directly with enterprise clients (banking, telecom, insurance).
    • Provide technical leadership, knowledge transfer, and hands‑on demos.
    • Support multi‑national environments with high‑volume transaction workloads.