Full Stack Infrastructure Engineer

Summary

• Location: Montreal
• Work Mode: Hybrid (onboarding onsite/in office presence 3x/week)
  
  

Responsibilities

• Lead and support infrastructure-related Proof of Concept (PoC), Request for Proposal (RFP), and Request for Enhancement (RFE) initiatives across diverse platforms.
• Administer applications with full lifecycle ownership, ensuring seamless request flow and network integration.
• Manage and troubleshoot network and security configurations including routers, switches, load balancers, proxies, firewalls, DMZ setups, IPs, ports, subnets, MAC addresses, and authentication protocols (RBAC, Kerberos, SSO, LDAP, AD).
• Perform server administration across Windows, Linux, Mac, and vendor ecosystems (e.g., CA, BMC, IBM DataPower).
• Develop and maintain automation scripts using PowerShell, Python, Perl, or Shell to streamline operations.
• Collaborate with DevOps teams to support CI/CD pipelines and cloud infrastructure.
• Engage with stakeholders and customers to understand requirements, provide updates, and ensure satisfaction.
• Provide analytical support and troubleshoot IoT/OT devices across multiple platforms (Android, Windows, Linux, Unix, iOS).
• Work in a globally distributed team to provide innovative and robust solutions.
• Collaborate with SecDesign teams to design and apply appropriate controls and processes for integrated solutions.
• Provide support on existing IoT systems, manage upgrades, and troubleshoot problems.
• Ensure production systems are compliant within Hygiene program.
• Collaborate with vendors to future-proof our systems.
  
  

Requirements

• Minimum 5 years of experience in a similar role.
• Excellent application administration skills with end-to-end request flow and network integration.
• Deep understanding of network layers, configurations, and authentication flows.
• Platform-agnostic server administration including vendor-specific systems.
• Strong logic and scripting skills in PowerShell, Python, Perl, or Shell.
• Excellent communication skills with clear, concise, and effective communication.
• Strong interpersonal and stakeholder engagement skills.
• Proficiency in CI/CD DevOps practices and tools.
• Exposure to cloud platforms and services.
• Excellent troubleshooting and support skills for IoT/OT devices.
• Bachelor’s or master’s degree in computer science, Information Technology, or related field.
  
  

Preferred Skills

• Experience with tools such as Tenable, Qualys, Rapid7, Nessus.
• Knowledge of Microsoft Defender, CrowdStrike, and ServiceNow (Vuln Response module).
• Experience with Tanium, BigFix, SCCM (patching).
• Skills in vulnerability scanning & assessment, patch management & remediation, risk scoring (CVSS, EPSS), threat intelligence integration, configuration hardening (CIS benchmarks), and continuous monitoring & compliance.
• Experience with cloud (AWS, Azure, GCP vulnerability posture), on-prem infrastructure (Windows/Linux), network devices & appliances, containers & Kubernetes security, and IoT/OT vulnerability management.
• Certifications in network/security/cloud technologies (e.g., CCNA, AWS, Azure) are a plus.
  
  

This role is for an existing vacancy.