Infrastructure Engineer

Randstad Enterprise; Montreal (administrative region); On-site; CAD 100,000 - 150,000; Full time

Job summary

Randstad Enterprise ищет опытного Full Stack Infrastructure Engineer to drive PoC/RFP/RFE initiatives, own end-to-end application lifecycle, and manage complex network/security configurations. The role involves cross-platform administration across Windows, Linux, and Mac, plus scripting with PowerShell, Python, Perl, or Shell to streamline operations.

Collaborate with DevOps to support CI/CD pipelines and cloud infrastructure, while engaging with stakeholders to gather requirements and ensure

Qualifications

• Proven experience leading PoC/RFP/RFE initiatives across multiple platforms.
• End-to-end administration of applications with lifecycle ownership and network integration.
• Strong ability to manage network/security configurations (routers, switches, load balancers, proxies, firewalls, DMZ, IPs, ports, subnets, MACs, authentication protocols).
• Server administration across Windows/Linux/Mac and vendor ecosystems (CA, BMC, IBM DataPower).
• Develop automation scripts (PowerShell/Python/Perl/Shell) to streamline operations and CI/CD pipelines.
• Collaborate with DevOps and cloud teams to support infrastructure-as-code and deployment workflows.
• Engage with stakeholders to gather requirements, provide updates, and ensure customer satisfaction.
• Analytical mindset to troubleshoot IoT/OT devices across Android, Windows, Linux, Unix, iOS.
• Operate in a globally distributed team and coordinate with SecDesign and vendor partners.

Responsibilities

• Lead and support PoC/RFP/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 (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.
• Analyze and troubleshoot IoT/OT devices across multiple platforms.
• Collaborate with SecDesign and technology partners to implement secure, compliant solutions.

Skills

Communication

Stakeholder management

Automation scripting

Education

Bachelor’s or Master’s degree in computer science/IT

Tools

PowerShell

Python

Perl

Shell

Tenable

Qualys

Rapid7

Nessus

ServiceNow

Tanium

BigFix

SCCM

Kubernetes

Docker

AWS

Azure

GCP

Job description

We are seeking a highly skilled and versatile Full Stack Infrastructure Engineer capable of handling a broad range of responsibilities including Proof of Concept (PoC), Request for Proposal (RFP), and Request for Enhancement (RFE) initiatives. The ideal candidate will possess deep technical expertise across infrastructure layers, strong scripting capabilities, and excellent communication and stakeholder management skills.

Key Responsibilities:

• Lead and support infrastructure-related PoC/RFP/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.
• Analytical, strong 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
• Work with SecDesign teams to design and apply appropriate controls and processes for integrated solutions
• Work with technology partners, stakeholders and SMEs to implement SecDesign approved solutions
• Provide support on existing IoT systems, manage upgrades and troubleshoot problems
• Ensure production systems are compliant within Hygiene programmed
• Collaborate with vendors to future proof our systems
• Application AdministrationE3 – Excellent - End-to-end request flow with network integration
• Network & SecurityE3 – Excellent - Deep understanding of network layers, configs, and authentication flows
• Automation ScriptingE3 – Excellent- Strong logic and scripting in PowerShell/Python/Perl/Shell
• Communication Skills E3 – Excellent - Clear, concise, and effective communication
• Customer/Stakeholder Mgmt E3 – Excellent - Strong interpersonal and stakeholder engagement skills
• CI/CD DevOpsE2 – Proficient - Familiarity with DevOps practices and tools
• Cloud TechnologyE2 – Proficient - Exposure to cloud platforms and services
• IoT/OT DevicesE3 – Excellent - Platform-agnostic troubleshooting and support

Preferred Qualifications Tools & Platforms:

• Tenable, Qualys, Rapid7, Nessus
• ServiceNow (Vuln Response module)
• Tanium, BigFix, SCCM (patching)Practices
• Vulnerability scanning & assessment
• Patch management & remediation
• Continuous monitoring & compliance Domains
• Cloud (AWS, Azure, GCP vulnerability posture)
• IoT/OT vulnerability management (if applicable, strong differentiator in your profile)
• Bachelor’s or master’s degree in computer science, Information Technology, or related field.
• Certifications in network/security/cloud technologies (e.g., CCNA, AWS, Azure, etc.) are a plus.