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Added 4 mins ago
Network Edge Specialist
Sanya’k̓ula
Burnaby, BC
Full-time
Reporting to the Corporate Manager, Network Services of the Information Management/Information Technology (IM/IT) within the Provincial Health Services Authority (PHSA), the Network/Telecom…
Added 5 mins ago
Senior Business System Analyst (Insurance & Technology)
BMO
Toronto, ON · YNG
Full-time
Investigates and identifies strategies to optimize business operations and services, and inform business decisions. Defines business requirements to inform technology build and operations…
Added 2 hours ago
Technical Specialist, Applications
Scarborough Health Network
EO Head Office
Full-time
Epic Technical and Senior Technical Specialists are responsible for ongoing maintenance and operations of their assigned applications including triaging and prioritizing issues,…
Added 6 hours ago
Senior Go to Market Analyst, Ecosystem Integration
Payments Canada
Ottawa, ON · Toronto, ON
The Senior Go to Market Analyst, Ecosystem Integration is responsible for supporting the operational market readiness, adoption, and scale of the Real-Time Rail infrastructure and ongoing…
Added 8 hours ago
Network Edge Specialist
Provincial Health Services Authority
Burnaby, BC
Full-time
Reporting to the Corporate Manager, Network Services of the Information Management/Information Technology (IM/IT) within the Provincial Health Services Authority (PHSA), the Network/Telecom…
Added 11 hours ago
Senior Hybrid Cloud Infrastructure Analyst
Affinity Credit Union
Regina, SK · Saskatoon, SK
We’re looking for a Senior Hybrid Cloud Infrastructure Analyst to join our IT team. You’ll be responsible for the research, design, implementation, optimization, and administration of the…
Added 16 hours ago
IT Senior Analyst, Cybersecurity
Saputo Inc.
Montreal, QC · Saint-Laurent, QC
Full-time
…skills. We are seeking talent to fill the position of Security Senior Analyst at our locations in Montreal, QC, or Georgetown,…
Added 16 hours ago
Senior Analyst, Payor Performance
Loblaw Companies Limited
Toronto, ON
Full-time
Reporting directly to the Senior Manager, Payor Performance, this role will support the overall departmental goal of protecting and enhancing pharmacy revenues and margins via the…
Added 19 hours ago
Sr. Tech. Strategy Analyst
Rogers Communications
Toronto, ON
The Senior Technology Strategy Analyst will be responsible for supporting Technology Strategy in all aspects of long-term strategic planning initiatives. This role involves developing and…
Added 19 hours ago
Senior System Engineering Analyst, Engineering (HQ SE)
General Dynamics Missions System International
Ottawa, ON
$90,000 to $120,000 CAD / year
Full-time
We are looking for Senior Systems Engineering Analysts to join the Headquarters (HQ) Systems Engineering (SE) Team. As a member of the HQ SE team, you will work on the Canadian Armed…
Added 19 hours ago
IT Senior Analyst, Cybersecurity
Saputo Inc.
Montreal, QC · Mississauga, ON · Georgetown, ON
Full-time
…skills. We are seeking talent to fill the position of Security Senior Analyst at our locations in Montreal, QC, or Georgetown,…
Added 20 hours ago
IT Senior Analyst, Cybersecurity
Saputo Inc.
Bas-Saint-Laurent, QC
Full-time
…skills. We are seeking talent to fill the position of Security Senior Analyst at our locations in Montreal, QC, or Georgetown,…
Added 20 hours ago
IT Senior Analyst, Cybersecurity
Saputo Inc.
Mississauga, ON
Full-time
…skills. We are seeking talent to fill the position of Security Senior Analyst at our locations in Montreal, QC, or Georgetown,…
Added 21 hours ago
Senior Solution Analyst
Nutrien
Saskatoon, SK
Full-time
As a Senior Solution Analyst, you will work with business stakeholders, vendors, and technical teams to identify opportunities, define requirements, and support the delivery and sustainment…
Added 22 hours ago
Field Support Specialist (FSS)
Sysco Canada Inc.
Toronto, ON · Greater Toronto Area, Canada
Full-time
…ensuring smooth operation of IT systems and applications. The Analyst will work closely with other IT support teams and business units to ensure that technology supports organizational…
Added 1 day ago
Field Support Specialist (FSS)
Sysco
Toronto, ON · Buckhead Toronto
Full-time
…ensuring smooth operation of IT systems and applications. The Analyst will work closely with other IT support teams and business units to ensure that technology supports organizational…
Added 1 day ago
Field Support Specialist (FSS)
Sysco Canada Inc.
Toronto, ON · Greater Toronto Area, Canada
Full-time
…ensuring smooth operation of IT systems and applications. The Analyst will work closely with other IT support teams and business units to ensure that technology supports organizational…
Added 1 day ago
Technical Product Manager
Real Matters Inc.
Markham, ON
$100,000 to $120,000 CAD / year
Full-time
Real Matters is a leading network management services provider for the mortgage lending and insurance industries. Real Matters’ platform combines its proprietary technology and network…
Added 1 day ago
Senior Treasury Analyst
Government of Alberta
AB
The Senior Treasury Analyst plays a key role within the Treasury Risk Management (TRM) department, reporting to the Senior Manager, Credit and Analysis, supporting the execution of the…
Added 1 day ago
Network Analyst Student - Winter 2027
J.D. Irving, Limited
Saint John, NB
Full-time
As an intern, you’ll assist in maintaining and improving network operations, learning how to ensure efficiency, security, and performance across a large-scale digital environment.
Added 1 day ago
Manager, Portfolio Management Corporate Banking International Banking GBM (English/Spanish)- Toronto
Scotiabank
Toronto, ON
Scotiabank’s International Banking division is a diverse and dynamic network that provides financial advice and solutions to more than 12 million retail, corporate, and commercial clients.…
Added 1 day ago
Lead Security Analyst - SOAR
Open Text Corporation
Waterloo, ON
The Lead Security Analyst - SOAR is a senior technical lead responsible for designing, building, and supporting security orchestration, automated response, and AI-enabled security…
Added 1 day ago
Cybersecurity Analyst II
TRIUMF
Vancouver, BC · TRIUMF
Full-time
Incident response & investigation: Provide senior technical support during complex cybersecurity incidents, from detection and triage through containment, recovery, and root cause analysis
Added 1 day ago
Senior Security Operations Analyst - Microsoft Sentinel and Defender
EY
Toronto, ON · London, ON · Vancouver, BC · Victoria, BC · Edmonton, AB · Ottawa, ON · ON · AB · Waterloo, ON · Calgary, AB
EY is seeking a senior, hands-on security operations analyst to support Managed Detection and Response services in a multi-customer Managed Security Service Provider environment.
Added 1 day ago
SAP PP/MM Business Analyst
Stella-Jones
Montreal, QC
Full-time
We are looking for a senior SAP PP/MM Business Analyst to take the reins of our Production Planning and Materials Management landscape. In this high-impact role, you won't just configure…

CDW

Senior Security Operations Specialist

Mississauga, ON, Canada

Job type: Full-time
Experience: 8 years total of Information Technology experience to include 3 to 5 years of security experience in a client-focused environment, and/or working in a security operations center
Posting language: English
Posted: Sep 18, 2026

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Original job description

Job Summary:

The Sr. Specialist – Managed Security Services continues second-level technical client support provided by the Analyst and Sr. Analysts. The Sr. Specialist has proven process experience in all technical disciplines supported by the Managed Security Services practice, specializing in at least one of three particular disciplines: Network Security, Information Security and/or Endpoint Security. The Sr. Specialist provides both technical and process mentorship in these areas to Analysts and Sr. Analysts. The Sr. Specialist continues to develop a platform of technical expertise.

What you will do:

Service Delivery – 50% job weight

Deliver tasks on time and with minimal or no supervision
Monitors and resolving second-level support requests accurately and timely. Escalates unresolved issues to senior team members and/or manager(s)
Develop, tune, and optimize security use cases, SIEM rules, and detection mechanisms across diverse client environments.
Lead complex or Tier-3 security incident investigations, coordinate containment strategies, and provide expert remediation guidance.
Performs security analytics and provides timely summarized findings and recommendations to clients
Conduct vulnerability assessments, review threat intelligence feeds, and prioritize risk mitigation recommendations for discussion with clients.
Lead and conduct hypothesis-based threat hunt across clients’ environments.
Build custom AI agents within SIEM/EDR for autonomous incident investigation and response.
Configure and administer SIEM and EDR platform for optimization
Performs root cause analysis and collaborate with Consultants and Analysts to solve repetitive system performance or configuration problems
Provide technical knowledge transfer to clients and internal department on low complexity problems
Build investigation playbooks and automated workflows to drive efficiency across the MSSP operations center
Carry out platform integrations for improved threat detection and response.
Serve as a subject matter expert for internal teams and external clients, delivering security posture reports, briefings, and strategic recommendations
Identifies, records, and escalates service performance trends, anomalies, and SLA breaches to senior leadership
Applies Trusted Advisor techniques to build up client trust and influence loyalty
Manages Great Client Communications
Works towards confidently running Great Meetings, differentiating services per MSS positioning
Handles technical account management responsibilities for assigned accounts
Provides supervision over technical aspects of service delivery
Prepare and deliver client facing quarterly, monthly meetings and tuning calls with designated accounts

Services Improvement and Enhancement - 30% job weight

Identifies and provides recommendations for technical deficiencies, service performance issues, product utilization, bugs, and enhancements
Assists in the development of reports and presentations and provides technical knowledge transfer and analysis to clients on performance status, trends, and metrics in a specific area of discipline.
Mentor analysts and serve as an escalation point for their technical related issues
Recommends process enhancements and drives efficiency by reducing average time to trouble-shoot, repetitive issues and problem service tickets, reducing false-positives
Performs ongoing analysis and system testing of new system releases, upgrades, and/or patches in one or more specific technologies
Makes recommendations to improve workflows and drive automation, creating efficiencies
Develops Standard Operating Procedures (SOPs) and knowledge base articles
Conduct technical and incident handling knowledge transfer sessions
Carry out research on supported technologies and develop actionable threat advisory documentation

Professional Development – 20% job weight

Attends training sessions or shadowing activities, and obtains industry related certifications as determined by Manager
Participate notably in assigned self-paced training

What we expect of you:

Bachelor's degree (B.A./B.S.) or a 3-year diploma in Engineering, Computer Science, or a Technology related field and 3 to 5 years of security experience in a client-focused environment, and/or working in a security operations center, OR
8 years total of Information Technology experience to include 3 to 5 years of security experience in a client-focused environment, and/or working in a security operations center
At least 2 administrator or expert level technical certifications in Managed Security Services disciplines, included but not limited to:
Cortex: XDR Engineer or XSIAM Engineer; IBM QRadar Secuity - Certified Administrator, Deployment Professional; SANS: GCIA, GCIH, GSOC; Splunk, Crowdstrike Falcon - CCFA, CCIS, CCFH, CCCS, CCSE; Exabeam: Security Engineer Associate, Security Engineer Advanced, Associate Implementation Engineer; Tenable VM Specialist, Microsoft SC-200, SC-100, C|EH, C|CIH, or similar technology certifications
The position is part of a 7-day per week, 24-hour per day managed services operations. To provide the required coverage; work weekends, holidays, and overtime must be available.
Positive team influence, approachable, supportive, and actively participates in coaching and learning.
Punctual and organized, ensures timely completion of tasks.
Experience supporting and implementing IT infrastructure and Information Systems design or support involving hardware, software and services at an enterprise level for at least one discipline in the Managed Security Services portfolio
Demonstrated ability to investigate increasingly complex problems where analysis of data requires evaluation of identifiable factors from multiple IT infrastructure systems
Demonstrated ability to continuously identify resolutions and techniques that meet technical requirements within the context of best practices, and make recommendations to achieve targeted objectives
Proven ability to establish collaborative approach to problem solving, ensuring that others’ input is gathered and discussed, and that solutions generated by the team are tested and proven
Mentors team members and work independently with minimal supervision.
Sets and achieves goals autonomously, contributing to team and organizational objectives.
Demonstrated ability to achieve high level of Customer Satisfaction on all engagements
Demonstrates strong verbal and written communication skills, as well as proficiency in Microsoft Office tools.
Demonstrated ability to execute service delivery using productivity tools such as word processing, spreadsheet, diagram creation, presentation and email processing applications.

CDW is committed to being an AI-fluent organization

We’re looking for people who bring curiosity, a learner’s mindset, and a willingness to engage with ever-evolving technology and tools. We value adopting AI as a partner, openness to experimentation, and a shared interest in learning together on AI. Our goal is to create a culture where AI enhances - not replaces - human creativity and decision-making. You don’t need to be an expert today; what matters is your readiness to explore, adapt, and grow with us as we integrate AI responsibly and effectively into our work.

Additionally, CDW is committed to fostering an equitable, transparent, and respectful hiring process for all applicants. During our application process, our goal is to understand your experience, strengths, skills, and qualifications. As an AI forward company, we see AI not just as a tool, but as a catalyst for new ways of thinking, creating, and communicating. We encourage candidates to embrace an AI mindset, one that’s curious, adaptive, and ready to explore what’s possible. We welcome thoughtful use of AI to expand your perspective and elevate how you share your story, while ensuring your application remains rooted in your own background, judgment, and voice.

About Us

CDW is a Fortune 500 technology solutions provider that helps businesses, government, education, and healthcare organizations achieve what’s possible through technology. What makes CDW different isn’t just what we do - it’s how we do it. At CDW we act as one - building trust, speaking candidly, and working together to achieve more. We play to win - focusing on what matters most and delivering for our customers. And we think forward - staying curious, moving fast, and continuously learning. We believe meaningful work happens when people feel supported, heard, and empowered to contribute. That’s why we think of ourselves as coworkers, not just employees - working together to solve complex challenges and deliver real impact for our customers and communities.

As a full‑stack, full‑lifecycle technology partner, CDW brings deep expertise, strong relationships, and broad industry knowledge to help turn ideas into outcomes. When you join CDW, you become part of a collaborative environment where your work matters, your growth is supported, and your contributions help shape what’s next.

Together, we deliver the full promise of what technology can do. Together, we Make Amazing Happen.

CDW is an equal opportunity employer. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status or any other basis prohibited by state and local law.

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More about this job

Responsibilities

The Senior Security Operations Specialist provides second-level technical support, manages security incidents, and optimizes detection mechanisms across client environments. They also mentor junior analysts, conduct threat hunting, and serve as a subject matter expert for security posture reporting and strategic recommendations.

Requirements

Candidates must have a bachelor's degree in a technology-related field with 3 to 5 years of security experience, or 8 years of total IT experience including 3 to 5 years in security. Additionally, applicants are required to hold at least two administrator or expert-level technical certifications in managed security services disciplines.

Skills

Network Security
Information Security
Endpoint Security
SIEM
EDR
Vulnerability Assessment
Threat Intelligence
Threat Hunting
Incident Investigation
Root Cause Analysis
Technical Mentorship
SOP Development
Automation
Security Analytics
Client Communication
Technical Account Management

Visa sponsorship

Not detected in the job text

Keywords

Managed Security Services
Network Security
Information Security
Endpoint Security
SIEM
EDR
Cortex XDR
IBM QRadar
Splunk
Crowdstrike Falcon
Exabeam
Tenable
Threat Hunting
Vulnerability Assessment
Incident Response
Automation
AI Agents
SOP
Root Cause Analysis
SLA
Technical Account Management
Security Operations Center
C|EH
GCIH
GCIA
GSOC
SC-200
SC-100
Risk Mitigation
Threat Advisory

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