# Senior IT Security Computer Support Specialist

> 49 Solutions · Ottawa, Canada (Hybrid) · — · Posted 2026-04-20

**Salary:** CAD 140,000–200,000

**Workplace:** hybrid

## Description

### **Senior IT Security Computer Support Specialist**

**Location:** Ottawa, ON

**Client:** Department of National Defence (DND)

**Clearance:** Secret (minimum), Top Secret preferred

### **About the Role**

We are seeking two **Senior IT Security Technical Support Specialists** to support DND environments. These resources will provide advanced technical troubleshooting, secure system support, and implementation of complex security requirements across enterprise networks and applications.

### **General Responsibilities:**

-   Coordinating emerging technology application specifications
-   Serving as a user support liaison between vendors, IT technicians, and end‑user departments
-   Providing training expertise and direction in emerging technology or special application support
-   Emulating or reproducing technical problems encountered by users
-   Providing advice and training to users in response to identified difficulties
-   Recommending and implementing complex security requirements
-   Providing business systems, network, and Internet support to users
-   Collecting, organizing, and maintaining a problems/solutions log
-   Verifying accuracy and completeness of work performed
-   Designing, configuring, and deploying server‑based file systems and applications
-   Identifying, researching, and resolving complex technical problems
-   Recommending new products or processes to enhance business activities

1.  Planning or participating in department‑wide system upgrades

## Requirements

### **ESSENTIAL REQUIREMENTS**

All candidates **must** meet the following mandatory criteria:

### **Education**

-   Certificate, diploma, or degree in **Computer Science** or a related field from a **recognized Canadian post‑secondary institution**.

### **Experience**

-   **Minimum 24 months** of relevant experience performing duties aligned to the Senior Technical Support Specialist category.

### **ADDITIONAL SECURITY‑FOCUSED REQUIREMENTS**

Candidates must also demonstrate experience in **security‑specific technical support**, including:

-   Implementing or supporting **complex security controls** (IAM, MFA, RBAC, encryption, hardening baselines)
-   Troubleshooting and resolving **security‑related incidents**, authentication failures, or access issues
-   Supporting **secure network, server, and application environments**
-   Participating in **security‑driven upgrades**, patch cycles, and configuration deployments
-   Working with **security vendors**, internal security teams, or DND security stakeholders
-   Maintaining **security logs**, audit trails, and incident documentation
-   Providing **security‑focused user training** (secure access, MFA onboarding, cyber hygiene)
-   Reproducing or validating **security‑related technical problems**
-   Supporting vulnerability assessments, remediation activities, or compliance checks

### **Ideal Candidate Profile**

-   Strong understanding of defence‑sector security requirements
-   Experience supporting classified or secure environments
-   Excellent communication skills with both technical and non‑technical users
-   Ability to work independently in high‑security, high‑availability environments

## Apply

[Apply at 49 Solutions](https://apply.workable.com/49-solutions-1/j/993A6315EA/apply)

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