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Linux • old toronto on

Last updated: 3 days ago

Senior Application Support Engineer to support critical production systems and batch processing

S.i. SystemsToronto
Full-time

Senior Application Support Engineer.This role is responsible for ensuring application stability, monitoring batch operations, supporting releases, and maintaining compliance with security and opera... Show more

Senior Systems Engineer

Aviso WealthToronto, ON, CA
CA$110,000.00–CA$120,000.00 yearly
Full-time
Quick Apply

At Aviso, we are dedicated to improving the financial well-being of Canadians.As a leading wealth management organization, we are committed to leadership, innovation, partnership, responsibility, a... Show more

Senior DevOps / Cloud Engineer

UpstaffToronto, ON, ca
Full-time

Job Title: Senior DevOps / Cloud Engineer.Health Services Cluster, Government of Ontario.Toronto, ON – 5700 Yonge Street.October 23, 2026 – March 31, 2027.Senior DevOps / Cloud Engineer.Senior DevO... Show more

Senior Database Java Developer

Alert DrivingNorth York, Ontario, Canada
CA$13.25–CA$15.00 hourly
Full-time
Quick Apply

Backend Application Developer - Job Description.We are currently looking for an experienced application developer who is well-versed in database-centric application development and will support the... Show more

Software Developer

Sync.comToronto, ON, CA
CA$97,000.00 yearly
Full-time
Quick Apply

Sync is Canada’s largest cloud storage provider and a global leader in secure file sharing and document collaboration.We’re expanding into the enterprise market, and we need your help.J... Show more

Infrastructure Automation Engineer (Ansible, Linux & Windows)

Astra North Infoteck Inc.Toronto, ON, ca
Full-time

Hybrid; 2 days a week in office.Secondary Skill: Linux and Windows OS.Experience of on-premise OS infrastructure support.Experience in automation using Ansible.Knowledge of Patch management and Con... Show more

Linux System Administrator

Motion RecruitmentToronto, ON, Canada
Full-time

An established financial services organization is seeking an experienced Linux Systems Administrator to support and modernize a large-scale enterprise Red Hat environment that underpins critical cu... Show more

Systems Engineer - Linux (12-month contract)

TSX Inc.Adelaide St W,Toronto
CA$120.00 daily
Full-time +1

Venture outside the ordinary - TMX Careers.The TMX group of companies includes leading global exchanges such as the Toronto Stock Exchange, Montreal Exchange, and numerous innovative organizations ... Show more

Senior DevOps/Cloud Engineer

Randstad CanadaNorth York, Ontario, CA
Temporary
Quick Apply

We are seeking an experienced Senior DevOps/Cloud Engineer to design, build, manage, and optimize mission-critical AWS cloud production environments.In this role, you will be responsible for automa... Show more

DevOps Engineer

Magnum HuntToronto
CA$150,000.00–CA$180,000.00 yearly
Permanent

University degree in Computer Science or related field.Strong understanding of version control software such as Mercurial, Git, CVS or Subversion.Experience with writing and troubleshooting build s... Show more

Senior Application Support Engineer (Trading & Market Data)

Solactive AGToronto, CA
Full-time +1

Since its foundation in 2007, Solactive AG has evolved into one of the world’s most important and fastest-growing index providers.From our headquarters in Frankfurt, we power global investment prod... Show more

linux / unix consultant

PeopleToGoToronto, on, Canada
Permanent
Quick Apply

Our client is currently seeking an experienced Unix / Linux Consultant.Manage and administer operating systems and their corresponding or associated software.Apply required O/S patches, firmware up... Show more

Administrateur de système

TEHORAToronto, ON, CA
Full-time
Quick Apply

TEHORA est présentement à la recherche.Sans être exhaustifs, voici les services et livrables que devra fournir la personne retenue :.Participer activement aux mandats liés au profil de adminis.Anal... Show more

Cloud Engineer

GPL TechnologiesToronto, ON, CA
Full-time
Quick Apply

Cloud Engineer - Media & Entertainmen Workflows  At GPL Technologies, our mission is to provide powerful, reliable, and innovative technology services and leadership to creative companies ... Show more

ANDROID DEVELOPER

ITS Global[Toronto, ON], Ontario
CA$55.00–CA$65.00 hourly
Full-time

Our client is looking for an Android Developer to join their team.Must have skills required for this role.Minimum 4 years experience in Android SDK development, Mobile development with Java and Kot... Show more

Senior Embedded Software Engineer

AversanToronto, ON, USA
CA$120,000.00 yearly
Full-time

Aversan delivers leading-edge and reliable safety-critical electronics and software systems to the aerospace, defence, and space industries.We are currently seeking a qualified.Senior Embedded Soft... Show more

Oracle DBA/ SRE Support Engineer

J M Group IncToronto, ON, Canada
Full-time
Quick Apply

Primary Skill - Oracle DBA/ SRE Support<br /> <br /> Exp - 3yrs<br /> <br /> We are seeking a highly motivated Oracle DBA / Site Reliability Engineer (SRE) Support Engineer ... Show more

Sr. Quality Engineer

Royal Bank of Canada>TORONTO, Canada
Full-time

Quality Engineer role within GFT Team.Quality Engineer, you provide support for a suite of business mission-critical and complex applications, understanding both front and back-end of the applicati... Show more

VIE - DevOps Engineer (m/f)

AlstomToronto, ON, CA
Full-time

At Alstom, we understand transport networks and what moves people.From high-speed trains, metros, monorails, and trams, to turnkey systems, services, infrastructure, signalling and digital mobility... Show more

System Administrator - Windows & Linux

AcestackToronto, ON, Canada
Full-time
Quick Apply

Job Title:</b> System Administrator - Windows & Linux</li> <li><b>Location:</b> Toronto, ON</li> <li><b>Work Model:</b> Onsite</li> &... Show more

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Senior Application Support Engineer to support critical production systems and batch processing

Senior Application Support Engineer to support critical production systems and batch processing

S.i. SystemsToronto
30+ days ago
Job type
  • Full-time
Job description

We are seeking a Senior Application Support Engineer to support critical production systems and batch processing environments within a large enterprise setting. This role is responsible for ensuring application stability, monitoring batch operations, supporting releases, and maintaining compliance with security and operational standards.

The ideal candidate will bring strong experience in production support, batch scheduling, and application troubleshooting, along with exposure to automation and release coordination.

Location: Toronto, ON

Work Mode: Hybrid (2 days onsite per week downtown Toronto)

Duration: 6 months

Key Responsibilities

Production Support & Batch Monitoring

  • Monitor and manage production batch cycles and job schedules (ESP or similar tools) to ensure timely completion of daily and monthly processing
  • Perform root cause analysis (RCA) for job failures, delays, and performance issues
  • Coordinate with Linux and infrastructure teams to review logs, system files, and configurations
  • Provide on-call and weekend support during critical production and release windows

Application Support

  • Support enterprise applications (including R-Wealth and R-Term or similar platforms) using user interfaces such as SSUI/AUI
  • Partner with business and QA teams to validate functionality and troubleshoot issues
  • Implement production fixes, configuration updates, and validation activities
  • Ensure high availability and reliability of applications in production

Release Management & Deployments

  • Support release cycles, version upgrades, and production deployments
  • Coordinate with cross-functional teams to plan and execute releases with minimal disruption
  • Validate deployment outcomes, configuration changes, and post-release system performance
  • Ensure adherence to release governance and change management processes

Security & Compliance

  • Perform periodic credential updates (database and OS passwords) in line with security policies
  • Utilize enterprise credential management tools (e.g., CyberArk) for secure access
  • Maintain compliance with audit, risk, and documentation requirements

Tools, Automation & Continuous Improvement

  • Work with tools such as:
  • GitHub (version control)
  • Artifactory (artifact repository)
  • Ansible / Ansible Vault (automation and configuration management)
  • ESP or similar scheduling tools
  • Use utilities including PuTTY, SQL Developer, IBM Personal Communications, and 7-Zip
  • Identify and implement automation opportunities to improve efficiency and reduce manual effort

Collaboration & Communication

  • Collaborate with Linux, DBA, QA, and Release teams to support troubleshooting and deployment activities
  • Provide clear status updates, incident reporting, and technical insights to stakeholders
  • Develop and maintain runbooks, SOPs, and operational documentation

Must Haves

  • Strong experience in production/application support within enterprise environments
  • Hands-on experience with batch scheduling tools (ESP or equivalent)
  • Solid understanding of Linux systems and troubleshooting
  • Experience with release management and production deployments
  • Proficiency with Ansible automation
  • Experience with GitHub and Artifactory
  • Familiarity with CyberArk or similar credential management tools
  • Strong SQL skills using SQL Developer or equivalent

Technical Environment

  • Platforms: Linux, Windows Server
  • Tools: Ansible, GitHub, Artifactory, ESP, CyberArk
  • Utilities: PuTTY, SQL Developer, IBM Personal Communications, 7-Zip
  • Applications: R-Wealth, R-Term