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Added 6 days ago
O
Applied AI Scientist
OSEDEA
Montreal, QC
- Full-time
AI services on at least one major cloud platform (AWS, Azure, Google Cloud, etc.)
Added 6 days ago
DI
AWS CloudOps Manager (1899) $150K
Direct IT Recruiting Inc.
Mississauga, ON
- Full-time
Skills: AWS platform engineering, FinOps, Terraform, AWS security, SQL, Kubernetes, CloudWatch, GitHub Actions, AWS certification, leadership
Added 6 days ago
SI
Cybersecurity & Compliance Lead
SenseNet Inc.
North Vancouver, BC
- Full-time
Hands-on experience with cloud security (e.g., AWS, Azure, GCP), identity and access management, encryption, and endpoint protection.
Added 6 days ago
AS
Software Developer
AgileGrid Solutions
Canada
- Full-time
…analysis, quality assurance, and software testing. Experience with AWS, AWS CDK, observability, machine learning, Salesforce, and Python is valuable. The successful candidate will…
Added 6 days ago
AS
Senior Data Engineer
AgileGrid Solutions
Canada
- Full-time
…and have experience with tools and platforms such as SSIS, AWS Glue, cloud storage and computing services, Hadoop, and…
Added 6 days ago
AS
Lead Application Developer
AgileGrid Solutions
Canada
- Full-time
…full-stack solutions with .NET/C#, Angular, REST APIs, and AWS cloud services. You will help set technical direction, strengthen engineering practices, and deliver secure, scalable,…
Added 6 days ago
CC
Senior Data Scientist
Computer Consultants International, Inc.
Toronto, ON
- Contract
+5 years experience with cloud environments (Azure, AWS)
Added 6 days ago
TA
Senior Software Engineer
Treasure AI
Vancouver, BC
- $132,500 to $171,000 CAD / year
- Full-time
…microservices architecture, and cloud-native deployment patterns (AWS, GCP, or Azure). Experience handling non-trivial scale or data volume in production is a strong…
Added 7 days ago
A
Skywise - Cloud Security Architect
Airbus
Waterloo, ON
- Full-time
…defining the security architecture and tools used within our AWS platform for product landing, and other platforms for the company internal operations. In this frame you will be responsible…
Added 7 days ago
V
Senior Software Developer - Workflows
Verily
Waterloo, ON
- Full-time
2 years experience as a software developer in an industry setting.
Added 7 days ago
T
Software Developer (Full-Time, Remote – Canada)
Tealbite
Remote, Canada
- $60,000 to $100,000 CAD / year
- Full-time
- Remote
We are looking for a skilled and motivated Software Developer to join our engineering team. You will be responsible for designing, developing, testing, integrating, and maintaining scalable…
Added 7 days ago
M(
Principal Développeur(se) Logiciel de Plateforme
MaintainX (An Autodesk Company)
Remote, Canada
- $131,000 to $195,000 CAD / year
- Full-time
- Remote
Une connaissance approfondie de plusieurs domaines clés de la plateforme : le nuage (AWS), l’infrastructure IaC (Terraform/Atmos), l’intégration continue et le déploiement continu (CI/CD),…
Added 7 days ago
M(
Full-Stack Developer - IAM
MaintainX (An Autodesk Company)
Remote, Canada
- $88,000 to $190,000 CAD / year
- Full-time
- Remote
Familiarity with cloud providers (AWS, Azure, GCP) and service deployment practices.
Added 7 days ago
M(
Développeur(se) logiciel principal (Senior), déploiements de conformité et multi-régions
MaintainX (An Autodesk Company)
Remote, Canada
- $131,000 to $191,000 CAD / year
- Full-time
- Remote
…multiples (multi-tenant), en commençant par notre environnement AWS GovCloud axé sur…
Added 7 days ago
NB
Senior Cybersecurity Developer
National Bank of Canada
Montreal, QC
- Full-time
Developer on the Security Operations team at National Bank means helping to
Added 7 days ago
KC
Body Technician
Kirmac Collision & Autoglass
Coquitlam, BC
- Full-time
Certification: AWS D1.1 or D1.3 certification is highly recommended.
Added 7 days ago
SS
Head of R&D
Seller Snap, Inc.
Brampton, ON · Regional Municipality of Peel, ON
- Full-time
Production AWS experience and a good grasp of cost and reliability trade-offs.
Added 7 days ago
W
Data Scientist
Wiraa
Canada
- Full-time
We are seeking a skilled Developer to join our dynamic team in Ottawa, Canada. In this role, you will be directly involved in the development and maintenance of Ericsson’s extensive…
Added 7 days ago
HT
Java Spark Backend Developer
Hirematic Talent Solutions
Montreal, QC
- $50 to $55 CAD / hour
- Contract
We are seeking a highly skilled and experienced Senior Java Backend Developer to join our core engineering team. In this role, you will be responsible for designing, building, and…
Added 7 days ago
AG
Senior Technical Architect - Linux Systems & Cloud
ADGA Group
Ottawa, ON
- $130 to $150 CAD / hour
- Contract
UCV systems to updated platforms in Azure or AWS cloud environments
Added 7 days ago
N
Senior SRE Developer
nesto
Canada
- Full-time
We strive to implement the best emerging DevOps practices, such as GitOps, Internal Developer Platforms, and Infrastructure as Code. We believe that DevOps goes beyond the mere automation…
Added 7 days ago
NB
Chier Developer Data Engineering
National Bank of Canada
Montreal, QC
- Full-time
Added 7 days ago
TS
Senior Java Developer
Triunity Software
Toronto, ON
- $100,000 to $110,000 CAD / year
- Full-time
Triunity Software is looking for a talented and driven Senior Java Developer to join our growing team in Toronto, ON. This is an exciting opportunity to work on cutting-edge software…
Added 7 days ago
PH
Intermediate Software Developer
Propel Holdings
Toronto, ON
- Full-time
5-7 years of hands-on experience as a software developer (Java + Spring Boot + Hibernate/JPA + REST)
Added 7 days ago
PH
Analytics Engineer, Risk
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Toronto, ON
- Full-time
Work with containerized model deployments using Docker and Kubernetes, as well as cloud infrastructure such as AWS and S3 for data storage and workflow orchestration, with support from our…

ADGA Group

Senior Technical Architect - Linux Systems & Cloud

Ottawa, ON, Canada

$130 to $150 CAD / hour · Contract

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Job details

Pay: $130 to $150 CAD / hour
Job type: Contract
Apply by: Dec 8, 2026
Posting language: English
Posted: Oct 31, 2026

Original job description

ADGA Group is a Canadian-owned defence and security company that provides integrated, mission-critical technical solutions to Government and industry, specializing in C5ISRT, simulation and training, cyber and infrastructure security, and program delivery. With nearly 60 years of experience, ADGA supports federal clients and Canada’s intelligence and enforcement agencies through embedded teams, advisory services, and full project execution, applying deep operational expertise and innovation to strengthen national safety, resilience, and sovereignty. Guided by a strong social mandate, the company creates meaningful employment for veterans of the CAF and RCMP and other professionals committed to public service, while fostering a safe, inclusive, and agile workplace that supports career development, professional growth, and impactful work across Canada.

Job Description

We are seeking a Technical Architect with deep expertise in Linux systems, cloud platforms, and enterprise application environments to support Command-and-Control (C2) systems operating across both classified and cloud-based networks. This role will be responsible for system architecture, platform modernization, and operational sustainment of complex environments built on Liferay, Oracle/PostgreSQL, and Linux distributions. The successful candidate will play a key role in system migrations, performance optimization, and ensuring high availability in secure and mission-critical environments.

This is a proactive recruitment initiative, with potential start dates in the coming weeks or months, contingent on contract award.

Key Responsibilities

Architecture & System Design
- Develop and maintain end-to-end system architecture documentation for CV/UCV/MDTS environments
- Define architecture across components including databases, application frameworks, middleware, and infrastructure
- Produce and maintain technical diagrams, system documentation, and Concept of Support artifacts
System Administration & Operations
- Install, configure, optimize, and administer Linux-based systems (RHEL, Alma Linux, Ubuntu, AIX, UNIX)
- Maintain system operations through daily verification, monitoring, and scheduled maintenance
- Troubleshoot and resolve complex system and performance issues
Migration & Modernization
- Plan and execute system migrations, including:
- CV systems to updated Liferay, RHEL/Alma Linux, and PostgreSQL in classified environments
- UCV systems to updated platforms in Azure or AWS cloud environments
- Ensure minimal disruption and secure transition during upgrades and migrations
Automation & Scripting
- Develop and maintain Bash, PowerShell, and Python scripts to automate administrative and operational tasks
- Improve operational efficiency through scripting and automation
Database & Middleware Management
- Support and optimize Oracle and PostgreSQL databases
- Administer and support Liferay (Portal/DXP), Apache HTTPD, and Tomcat environments
Performance, Backup & Recovery
- Analyze system performance and implement corrective and optimization measures
- Design and implement backup strategies and disaster recovery procedures (DRP)
- Ensure system resilience and continuity in high-availability environments
Governance & Knowledge Transfer
- Support ITSM processes, including Request for Change (RFC) documentation and approvals
- Provide knowledge transfer and technical guidance to internal teams
- Develop and maintain Standard Operating Procedures (SOPs)

Technical Environment

Operating Systems: UNIX, AIX, RHEL, Alma Linux, Ubuntu
Cloud & Identity: Azure, AWS, Entra ID
Scripting: Bash, PowerShell, Python
Databases: Oracle, PostgreSQL
Middleware / Applications: Liferay (Portal, DXP), Apache HTTPD, Tomcat
Other: Node.js (supporting components), ITSM tools and processes

Qualifications

5+ years experience as a Technical Architect
College diploma or University degree in Computer Science, Engineering, IT, or related field
Minimum 5 years of Linux administration experience within the last 10 years
Experience designing and supporting complex, multi-environment systems
Strong experience with:
- Linux server installation, configuration, and maintenance
- System troubleshooting and performance optimization
- Technical documentation and architecture design
5–10+ years experience administering enterprise Linux environments (RHEL, Alma, Ubuntu)
Experience with cloud platforms (Azure and/or AWS)
Experience with Bash / PowerShell scripting for automation
Experience supporting Oracle and PostgreSQL databases
Familiarity with ITSM change management (RFC processes)
Experience working in secure, government, or defence environments

Additional Information

Must currently hold or be eligible to obtain and maintain a Secret (Level II) Canadian Federal Government Security clearance.

If you require accommodations during any stage of the application or interview process, please let us know. We are happy to work with you to meet your needs.

*Our recruitment systems include artificial intelligence–enabled tools; however, AI is not used to screen, evaluate, or make decisions about applicants for this role.

*Unless otherwise stated, all job postings reflect a current vacancy at the time of publication.

Work-Life Balance

We strongly support a healthy and productive work-life balance. This starts with a flexible approach to work, and policies designed to support employees through their day-to-day routines and major life events. For example, we offer a Maternity/Parental Top-Up (up to 52 weeks) and a Reservist Leave Top-Up (up to 180 days).

Belong@ADGA

ADGA continuously strives to integrate advanced Diversity, Equity & Inclusion (DEI) approaches and practices into our work culture. Our employee-based DEI Committee explores activities and invites discussions that foster an environment where all employees feel valued, respected, and heard.

Compensation

Above and beyond our commitment to offer a competitive base salary, ADGA has a company-wide profit-sharing plan for all full-time and part-time employees.

Comprehensive Benefits and Total Rewards

We offer a comprehensive benefit program, providing employees with the choice between base or enhanced plans. Depending on the plan, ADGA pays for Health & Dental, a Health Spending Account, Short-Term Disability, an Employee Assistance Program, and a Telemedicine service. Also offered: discounts on gym memberships, 5,000+ perks through Perkoplis, a Deferred Profit Sharing Plan, and access to a wide range of other employee-centric services and savings programs.

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More about this job

Responsibilities

Design and document end-to-end architectures for secure, mission-critical command-and-control environments, and administer Linux systems, cloud platforms, databases, and middleware. Lead platform migrations and modernization, automate operations, optimize performance and availability, implement backup and recovery practices, and support ITSM processes and knowledge transfer.

Requirements

Requires at least five years of technical architecture experience and at least five years of recent Linux administration experience, along with a relevant college diploma or university degree. Candidates should have experience with enterprise Linux, Azure or AWS, scripting, Oracle and PostgreSQL, system architecture and performance optimization, and secure government or defence environments; they must hold or be eligible for Canadian federal Secret (Level II) clearance.

Skills

Linux System Administration
Technical Architecture
Cloud Platforms
System Migration
Performance Optimization
Bash Scripting
PowerShell Scripting
Python Scripting
Oracle Database Administration
Liferay Administration
Apache HTTPD
Tomcat
Backup and Disaster Recovery
ITSM Change Management
Technical Documentation

Benefits

Maternity/Parental Leave Top-Up
Reservist Leave Top-Up
Profit-Sharing Plan
Health Insurance
Dental Insurance
Health Spending Account
Short-Term Disability
Employee Assistance Program
Telemedicine Service
Gym Membership Discounts
Employee Perks and Discounts
Deferred Profit Sharing Plan

Visa sponsorship

Not detected in the job text

Keywords

Linux
RHEL
Alma Linux
Ubuntu
AIX
UNIX
Azure
AWS
Entra ID
Bash
PowerShell
Python
Oracle
PostgreSQL
Liferay Portal
Liferay DXP
Apache HTTPD
Tomcat
Node.js
Command-and-Control Systems
Classified Networks
System Architecture
Platform Modernization
System Migration
High Availability
Disaster Recovery
ITSM
Request for Change
Standard Operating Procedures
Secret Level II Security Clearance

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