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Added 13 mins ago
NR
Pursuit Manager
Norton Rose Fulbright
Montreal, QC
- Full-time
This role will act as an advocate of best practice and a specialist information resource and will work with fee earners across the practice areas and sectors to ensure we are leveraging our…
Added 28 mins ago
M
Director, Risk Management
Mastercard
Toronto, ON
- Full-time
…build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and…
Added 28 mins ago
M
Operating Practices Specialist
Metrolinx
Canada
- Full-time
We’re looking for an Operating Practices Specialist who will be the subject matter expert in Rail Operations, Signals and Communications and CROR railway rules and regulations. They will…
Added 28 mins ago
MN
Customer Operations Specialist
March Networks
Remote, Canada
- Full-time
- Remote
Reporting to the Manager, Customer Operations, the Customer Operations Specialist will assist with the achievement of corporate goals and objectives by acting in a support role for all…
Added 28 mins ago
SE
Electrical Engineering Specialist I
Schneider Electric
AB · Edmonton, Alberta
- Full-time
Join us as an Electrical Engineering Specialist I and contribute to the development of low-voltage electrical systems that support critical industrial operations across a wide range of…
Added 28 mins ago
KC
Contract Specialist - 12 month Assignment
KIK Consumer Products
Concord, ON
- Full-time
At KIK, we believe great contracts help drive great business. We’re looking for a Contract Specialist to join our four-member Contracts Team for a 12-month term to cover a maternity leave.…
Added 28 mins ago
PC
Junior Compliance Manager ( Calgary, AB)
Phantom Compliance
Crowsnest Pass, AB
- Full-time
Support Client inquiries regarding their CCO program.
Added 28 mins ago
EB
Account Specialist, Sales, Canada
E.L.F. BEAUTY
Canada
- Full-time
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential…
Added 28 mins ago
ME
Design Systems Application Engineer [14443]
MEDA Engineering & Technical Services
Windsor, ON
- $37 to $41 CAD / hour
- Full-time
We are recruiting an experienced Design Systems Application Engineer to join our team to support our client in the automotive industry.
Added 28 mins ago
P
IT Security Specialist - Palo Alto, Guardicore, Netskope
Procom
Toronto, ON
- Contract
The IT Security Specialist will be responsible for provisioning security rules to support business objectives while adhering to Client's standards across on-premises and cloud environments.…
Added 29 mins ago
LF
Partner Operations Specialist / Spécialiste des opérations partenaires (Claims/Réclamations)
LGM Financial Services
Laval, QC
- $87,000 to $109,000 CAD / year
- Full-time
…administration and escalation matters, sharing knowledge and guidance to support consistent application of established…
Added 29 mins ago
MN
Customer Operations Specialist
March Networks
Ottawa, ON
- Full-time
Reporting to the Manager, Customer Operations, the Customer Operations Specialist will assist with the achievement of corporate goals and objectives by acting in a support role for all…
Added 43 mins ago
BC
Manager, Project & Portfolio Management
BC College of Nurses and Midwives
Vancouver, BC
- Full-time
BCCNM is committed to working with Indigenous Peoples and health system partners to support Indigenous-specific anti-racist practices in the health system. As the largest health regulator…
Added 43 mins ago
RB
Banking Advisor - East York, Scarborough (English and Mandarin/Cantonese or Greek Speaking)
Royal Bank of Canada
Toronto, ON
- Full-time
…on-boarding a new client, or referring a complex opportunity to a specialist, your expertise will contribute to creating meaningful and memorable client experiences to drive client…
Added 43 mins ago
RB
Manager, Financial Crimes Oversight Testing U.S.
Royal Bank of Canada
Toronto, ON
- Full-time
Support the identification of areas of enhancement and efficiency in the testing program
Added 43 mins ago
RB
Investment Associate
Royal Bank of Canada
Kamloops, BC
- Full-time
The RBC Dominion Securities branch located in Kamloops BC is seeking an Investment Associate (Trade Execution Specialist) to join a successful Private Investment Management Team. You will…
Added 57 mins ago
AD
Buyer - Team Sports
Avery Dennison
Toronto, ON
- Full-time
…understanding of supply chain logistics to manage vendor relationships, support production needs, and navigate the fast-paced apparel and athletics industry. Working under moderate…
Added 57 mins ago
Quality Control Specialist
Ippolito
Burlington, ON
Disclaimer: We do not use technology-based tools, such as artificial intelligence (AI), to support application screening; all hiring decisions include human review.
Added 57 mins ago
FM
Educational Assistant - (2026-2027 School Year)
Fort McKay First Nation
Fort Mckay 174, AB
- Full-time
Support students’ growth in the areas of cognition, communication, physical and social development
Added 58 mins ago
A
ServiceNow AIOps Architect / Toronto, ON / Onsite - (FTE)
AceStack
Toronto, ON
- Full-time
Design and oversee integrations between ServiceNow and enterprise monitoring, observability, cloud, network, infrastructure, application performance, and security platforms.
Added 58 mins ago
GW
Enterprise Applications Specialist
Gowling WLG
Ottawa, ON
- $80,000 to $90,000 CAD / year
- Full-time
The Enterprise Applications Specialist is a senior technical resource responsible for the reliability, security, integration, and continuous improvement of the Firm’s enterprise application…
Added 58 mins ago
GW
Enterprise Applications Specialist
Gowling WLG
Toronto, ON
- $80,000 to $90,000 CAD / year
- Full-time
The Enterprise Applications Specialist is a senior technical resource responsible for the reliability, security, integration, and continuous improvement of the Firm’s enterprise application…
Added 58 mins ago
GW
Enterprise Applications Specialist
Gowling WLG
Waterloo, ON
- $80,000 to $90,000 CAD / year
- Full-time
The Enterprise Applications Specialist is a senior technical resource responsible for the reliability, security, integration, and continuous improvement of the Firm’s enterprise application…
Added 58 mins ago
AD
Buyer - Team Sports
Avery Dennison
Toronto, ON
- $54,075 to $70,000 CAD / year
- Full-time
…understanding of supply chain logistics to manage vendor relationships, support production needs, and navigate the fast-paced apparel and athletics industry. Working under moderate…
Added 58 mins ago
AD
Buyer - Team Sports
Avery Dennison
Toronto, ON
- $54,075 to $70,000 CAD / year
- Full-time
…understanding of supply chain logistics to manage vendor relationships, support production needs, and navigate the fast-paced apparel and athletics industry. Working under moderate…

Aptino, Inc.

System & API Gateway Support Specialist

ON, Canada
Ontario, Canada, Canada

Contract

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Job details

Job type: Contract
Apply by: Nov 26, 2026
Posting language: English
Posted: Oct 27, 2026

Original job description

WE’RE HIRING | System & API Gateway Support Specialist

Location: Toronto, ON, Canada

Work Model: On-site 4 days per week - mandatory

Interview: Face-to-face interview required (L1 and/or CI)

Looking for an experienced System & API Gateway Support Specialist!

We are seeking a skilled technical support professional with strong hands-on experience in API Gateway platforms, enterprise application support, troubleshooting, and production operations. The ideal candidate will ensure the stability, availability, security, and performance of critical API services across production and non-production environments.

Key Responsibilities:

Provide day-to-day technical and operational support for enterprise systems and API Gateway platforms.
Support API consumers with onboarding, integration, connectivity, testing, deployment, and post-production activities.
Troubleshoot API connectivity, authentication and authorization, configuration, performance, latency, and service availability issues.
Manage SSL/TLS certificates, certificate chains, keystores, truststores, and mutual TLS (mTLS) configurations.
Use Splunk and Dynatrace for log analysis, application monitoring, performance troubleshooting, alerts, and root-cause investigation.
Coordinate production incidents, escalations, stakeholder communication, and resolution across technical teams.
Collaborate with application, infrastructure, network, middleware, security, and API teams.
Maintain operational documentation, runbooks, troubleshooting guides, and support procedures.
Coordinate vulnerability remediation and support scheduled releases and production implementations.

Required Skills & Experience:

✅ Strong experience in enterprise application, middleware, API, or production support.

✅ Hands-on experience with API Gateway / API Management platforms.

✅ Strong knowledge of REST APIs, HTTP/HTTPS, and web-based integrations.

✅ Experience troubleshooting authentication, authorization, and API connectivity issues.

✅ Solid understanding of SSL/TLS, digital certificates, certificate chains, keystores, truststores, and mTLS.

✅ Hands-on experience with Splunk and Dynatrace.

✅ Strong incident management, troubleshooting, and stakeholder communication skills.

✅ Experience supporting production and non-production environments in large enterprises.

Nice to Have:

Experience with IBM products and technologies in API, middleware, or integration environments.
Financial services or large enterprise experience.
Knowledge of ITIL Incident, Problem, and Change Management.
Familiarity with vulnerability management and security remediation.

📩 Interested or Know Someone Suitable?

If this opportunity matches your experience, please send me your updated resume via LinkedIn DM or share this post with your network.

#Hiring #Capgemini #APIgateway #APIsupport #Splunk #Dynatrace #ITJobs #TorontoJobs #ContractJobs #ProductionSupport #Middleware #TechJobs

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More about this job

Responsibilities

Provide operational support for enterprise systems and API Gateway platforms, including consumer onboarding, integrations, deployments, and production activities. Troubleshoot API and certificate issues, monitor services with Splunk and Dynatrace, coordinate incidents and releases, and maintain support documentation.

Requirements

Candidates need hands-on experience in enterprise application, middleware, API, or production support, including API Gateway platforms and REST-based integrations. They should be proficient in troubleshooting authentication, connectivity, and performance issues; managing SSL/TLS and mTLS configurations; and using Splunk and Dynatrace.

Skills

API Gateway Support
Enterprise Application Support
Production Support
REST APIs
HTTP/HTTPS
API Integration
Authentication and Authorization
SSL/TLS
Digital Certificates
Keystores and Truststores
Mutual TLS
Splunk
Dynatrace
Incident Management
Troubleshooting
Stakeholder Communication

Visa sponsorship

Not detected in the job text

Keywords

API Gateway
API Management
Enterprise Application Support
Middleware
Production Support
REST APIs
HTTP/HTTPS
Web Integrations
Authentication
Authorization
API Connectivity
SSL/TLS
Digital Certificates
Certificate Chains
Keystores
Truststores
Mutual TLS
Splunk
Dynatrace
Log Analysis
Application Monitoring
Incident Management
Root-Cause Analysis
Vulnerability Management
ITIL
Change Management
Problem Management
Production Releases
IBM Technologies
Financial Services

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