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Added 2 hours ago
Senior Specialist - Cybersecurity
Parkland Corporation
Calgary, AB
Full-time
The Senior Security Specialist is responsible for supporting and enhancing the organization's cybersecurity operations through proactive threat detection, incident response, vulnerability…
Added 2 hours ago
Lead Specialist, IT Cybersecurity
Parkland Corporation
Calgary, AB
Full-time
Serve as a senior security professional and trusted advisor responsible for protecting the organization's technology environment through effective security operations, incident response,…
Added 5 hours ago
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Royal Bank of Canada
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Full-time
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Added 10 hours ago
Cloud Specialist (AWS Certified)
Webhorse Technologies
Inuvik, NT
Full-time
…cybersecurity controls prescribed by the Canadian Centre for Cyber…
Added 10 hours ago
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Added 21 hours ago
Vice President, Technology and Transformation Risk
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Added 23 hours ago
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Added 23 hours ago
Systems Administrator
MDA
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Full-time
…technologies, including many that are specifically related to cyber security. You will be participating in protecting a system that is important to Canada’s national security…
Added 1 day ago
Vice President, Technology and Transformation Risk
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Added 1 day ago
Vice President, Technology and Transformation Risk
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…second line oversight and challenge across Technology, Data, Cyber, AI and Transformation risks. The role supports the effective management of these risks across Aviva Canada, helping…
Added 1 day ago
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MDA

Systems Administrator

Longueuil, QC, J3Y 8Y9, Canada

Job type: Full-time
Experience: A Diploma, Degree or equivalent experience in cybersecurity, computer science, Information Systems or related fields, and 5+ years of relevant professional experience.
Posting language: English
Posted: Sep 28, 2026

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Original job description

Building the space between proven and possible, MDA Space (TSX:MDA) is a trusted mission partner to the global space industry. A robotics, satellite systems and Geointelligence pioneer with a 55-year+ story of world firsts and more than 450 missions, MDA Space is a global leader in communications satellites, Earth and space observation, and space exploration and infrastructure. The MDA Space team of more than 3,000 space experts in Canada, the US and the UK has the knowledge and know-how to turn an audacious customer vision into an achievable mission – bringing to bear a one-of-a-kind mix of experience, engineering excellence and wide-eyed wonder that’s been in our DNA since day one. For those who dream big and push boundaries on the ground and in the stars to change the world for the better, we’ll take you there.

Are you ready to launch the next stage of your career in the new space economy? We would love to hear from you!

Summary:

MDA Geospatial Services is strengthening its Information Technology team in support of RADARSAT-2 (R2) and RADARSAT Constellation Mission (RCM) satellites operations as well as preparation and support for the upcoming CHORUS mission. In this context, we are seeking an experienced and versatile IT specialist to join our team in St. Hubert, QC.

MDA is seeking a bright and capable System Administrator to join our team of Information Technology (IT) professionals operating and maintaining the RADAR satellite missions Ground Systems. Your position in the IT operations team will leverage your skills honed over several years of active practice, your solid self-management skills, and the professional attitude required to work within large teams and across departments. You will be a member of the team, which maintains the posture of the various systems throughout their operational life cycle. The RCM is a multi-site system and comprises a wide range of information technologies, including many that are specifically related to cyber security. You will be participating in protecting a system that is important to Canada’s national security interest.

This position is located at the MDA Control Centre, Canadian Space Agency Headquarters, in St Hubert, PQ.

Responsibilities:

Perform security triage to identify and analyze IT incidents and threats.
Developing strategies and approaches to integrating on-premise systems and cloud-deployed systems including upgrades and enhancements, in the areas of networking and security, cost monitoring and minimization, and system management and maintenance.
Maintain operational workflows
Key contributor to system network and hardware maintenance, as well as its ongoing documentation.
Troubleshooting system and network issues.
Working together with stakeholders to develop solutions that satisfy customer requirements, system constraints, security concerns, project needs and corporate IT policies.
Updating and developing tools, processes, and best practices that contribute to the continual improvement of development, deployment, and maintenance activities such as automated scripts, test procedures, installation plans, etc.
Maintaining configuration control of all system components (HW and COTS SW), track components, media and data within classified systems and support audits of the system
Provide product in-service support for equipment fielded with customers, both on customer sites and in factory, including: incoming HW inspections, diagnosis, repair, testing, formal-testing with QA witness, and test report generation.
Installation of hardware, networking and operating systems.
Participating in the procurement, installation, configuration and administration of specialized computer systems.

Requirements:

A Diploma, Degree or equivalent experience in cybersecurity, computer science, Information Systems or related fields, and 5+ years of relevant professional experience.
Experience with monitoring tools for troubleshooting and performance reporting.
Experience in high availability and disaster recovery.
Have a solid understanding and System Administration experience on operating systems such as Windows, Linux, and VMware
Experience in command line interfaces in Windows and Linux-based operating systems.
Experience in Active Directory Services, DHCP, DNS and IIS.
Experience in Virtual environments.
Experience installing firewalls and enterprise managed network switches.
Ability to physically install equipment such as racking servers, storage, power distribution, air conditioning, network equipment, workstations and monitors. This includes lifting heavy equipment (approx. 50lb), climbing ladders and running cables including under subfloors.
Ability to quickly learn on the job and leverage your experiences and knowledge.
Excellent general trouble shooting, problem-solving, creative and critical thinking skills.
Excellent verbal and written communication (Department reporting to Ontario head office).
Ability to take initiative on issues that arise.

Desirable Skillsets:

Experience with highly secure environments following NIST 800-171 and/or CIS guidelines.
Training on cybersecurity systems, security system operations, and tools provided by suppliers.
Experience in IT project management
Experience architecting complex systems deployed in on-premise and/or cloud infrastructure, including:

Security design and best practices, encryption, secure boot, etc…
Network infrastructure such as firewalls, load balancing, virtual networks, zero-trust networking.
Compute infrastructure including VM management, storage mechanisms, scaling mechanisms

Experience with hybrid environments that require interaction between systems running in the cloud and on-premise.
Experience with infrastructure as code (e.g. Terraform, AWS CloudFormation).
Experience with shell scripting (e.g. bash, Powershell).
Experience with enterprise backup software systems.
Experience with configuration management systems (e.g. Git).
Experience in Operating System and Active Directory security hardening.
General knowledge of programming and software development.
An understanding of modern software architectures, network architectures, security principles, and software deployment patterns.
Experience in partially air-gapped environments with limited internet access.

Comments/Special Considerations:

Successful candidates must obtain and hold security clearance at the secret status level, and pass security assessment for the Controlled Goods Program (CGP)
This position requires mostly 5 days on site, with possibility of work from home on Fridays.

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More about this job

Responsibilities

Maintain and secure satellite mission ground systems, including networks, hardware, operating systems, and operational workflows. Troubleshoot incidents, manage system configuration and documentation, support equipment installation and repair, and improve deployment and maintenance processes.

Requirements

Requires a diploma, degree, or equivalent experience in cybersecurity, computer science, information systems, or a related field, plus at least five years of relevant professional experience. Candidates should have hands-on experience with Windows, Linux, VMware, Active Directory, networking, monitoring, high availability, and disaster recovery, along with strong troubleshooting and communication skills.

Skills

System Administration
Cybersecurity
Windows
Linux
VMware
Active Directory
DHCP
DNS
IIS
Virtualization
Network Troubleshooting
Firewall Installation
High Availability
Disaster Recovery
Shell Scripting
Configuration Management

Visa sponsorship

Not detected in the job text

Keywords

RADARSAT-2
CHORUS
Satellite Ground Systems
Cybersecurity
NIST 800-171
CIS Guidelines
Windows
Linux
VMware
Active Directory
DHCP
DNS
IIS
Firewalls
Managed Network Switches
High Availability
Disaster Recovery
Cloud Infrastructure
Hybrid Environments
Infrastructure as Code
Terraform
AWS CloudFormation
Bash
PowerShell
Enterprise Backup Software
Git
Security Hardening
Configuration Management
Zero-Trust Networking

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