Ottawa, Ontario, Canada · On-site
$130/hr–$150/hr
Company 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, …
Skills: Linux Administration, Cloud Architecture, System Design, RHEL, Azure
Ottawa, Ontario, Canada · On-site
$100k–$130k/yr
Company Description If you’re looking for more, you’ve come to the right place. From the moment we opened our doors in 1981, we knew we wanted to be different. The people who work here are special, and that’s what makes …
Skills: IT Operations Management, Cybersecurity, Network Infrastructure, PCI-DSS Compliance, IT Service Management
Ottawa, Ontario, Canada · On-site
$42k–$50k/yr
Company Description Canadian Bank Note Company (CBN) is a leader and trusted provider of secure document and adjacent enterprise-level system solutions across the following domains: border security, civil identity, drive…
Skills: Bilingualism, French Fluency, English Fluency, Front Desk Management, Administrative Support
Ottawa, Ontario, Canada · On-site
$90k–$115k/yr
Company 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, …
Skills: Physical Security Assessment, Threat and Risk Assessment, Security Design Briefs, Facility Security Assessments, Crime Prevention Through Environmental Design
Ottawa, Ontario, Canada · On-site
$115k–$150k/yr
Company 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, …
Skills: Physical Security Design, Threat and Risk Assessment, Security Auditing, Contract Security Program, Security Implementation Plans
Ottawa, Ontario, Canada · On-site
$100k–$115k/yr
Company Description Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and del…
Skills: Multiphysics Modeling, Acoustics, Optics, Python, MATLAB
Ottawa, Ontario, Canada · On-site
$130k–$150k/yr
Company 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, …
Skills: Technical Architecture, DevSecOps, IT Service Delivery, CI/CD Pipelines, Cyber Security
Ottawa, Ontario, Canada · On-site
$90k–$100k/yr
Company 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, …
Skills: Java, Liferay, JavaScript, HTML, CSS
Ottawa, Ontario, Canada · On-site
$100k–$115k/yr
Company 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, …
Skills: C#, .NET Framework, Angular, MongoDB, Azure DevOps
Ottawa, Ontario, Canada · Hybrid
$100k–$115k/yr
Company Description Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and del…
Skills: Microsoft 365 Security, Azure Cloud Security, Microsoft Purview, Microsoft Sentinel, Microsoft Defender
Ottawa, Ontario, Canada · On-site
$80k–$90k/yr
Company Description Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and del…
Skills: Military Operational Knowledge, Customer Relations, Mentorship, System Support, Field Reporting
Ottawa, Ontario, Canada · Hybrid
$87k–$110k/yr
Company Description Canadian Bank Note Company (CBN) is a trusted leader in secure technology solutions for governments and businesses worldwide. We develop and deploy secure document and enterprise-level system solution…
Skills: Database Administration, SQL, Oracle PL/SQL, PostgreSQL PL/pgSQL, Linux
Ottawa, Ontario, Canada · On-site
Ready to suit up as a Security Guard What matters most in a role like this is your ability to adapt from one mission to the next. You embrace change and thrive in the heart of the action. As a casual Security Guard, your…
Skills: Customer Service, Surveillance, Patrolling, Incident Reporting, Access Control
Ottawa, Ontario, Canada · On-site
$90k–$120k/yr
Company Description Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and del…
Skills: Systems Engineering, MBSE, Requirements Engineering, DNDAF, UAF
Ottawa, Ontario, Canada · On-site
$78k–$105k/yr
Company Description Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and del…
Skills: Integration Testing, Qualification Testing, Defect Resolution, Test Planning, Automated Testing
Ottawa, Ontario, Canada · On-site
$25/hr–$28/hr
Company Description Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and del…
Skills: Packing, Shipping, ERP Systems, Forklift Operation, Inventory Tracking
Ottawa, Ontario, Canada · On-site
$110k–$135k/yr
Company Description Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology. we’re shaping the future of defence and security. Our teams design and deli…
Skills: Technical Leadership, Product Development NPI, Systems Engineering, Project Management, Electronics Hardware
Ottawa, Ontario, Canada · On-site
Company Description Position Summary As a Bookbinder in our Bindery Department, you will be responsible for setting up and operating industrial equipment to produce quality finished products. Working in a fast-paced, uni…
Skills: Bookbinding, Industrial Equipment Operation, Cutting, Collating, Folding
Ottawa, Ontario, Canada · On-site
$46k–$51k/yr
Company Description Canadian Bank Note Company (CBN) is a leader and trusted provider of secure document and adjacent enterprise-level system solutions across the following domains: border security, civil identity, drive…
Skills: Quality Control Testing, Laboratory Equipment Operation, Data Analysis, Equipment Calibration, 5S Principles
Ottawa, Ontario, Canada · Hybrid
$21/hr–$33/hr
Company Description Build bold. Deliver impact. Win together. At General Dynamics Mission Systems–Canada, we’re not just engineering technology — we’re shaping the future of defence and security. Our teams design and del…
Skills: Aircraft Data Management, Configuration Control, Logistics Support, Lifecycle Sustainment, Technical Documentation
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Design and maintain end-to-end system architecture for Command-and-Control systems across classified and cloud networks. Manage Linux system administration, platform migrations, and the optimization of middleware and database environments.
Requires a degree in Computer Science or Engineering and over 5 years of experience as a Technical Architect with deep Linux administration expertise. Must be eligible for a Secret (Level II) Canadian Federal Government Security clearance.
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.
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.
Technical Environment
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.
ADGA Group is a Canadian-owned defence and security company delivering advanced technology solutions to government and industry. We specialize in cybersecurity, simulation and training, systems engineering, and program management, applying deep expertise through embedded teams, advisory services, and integrated project delivery in live operational environments. For nearly 60 years we have supported Canada’s safety and sovereignty by helping complex systems integrate, evolve, and perform. As a wholly owned subsidiary of Commissionaires, ADGA is proud to reinvest in Canadian communities and veterans through our social mandate.
Offices: 21 Fitzgerald Rd, Suite 200, Ottawa, Ontario, CA · 490 Discovery Ave., Suite 7, Kingston, Ontario K7K 7E9, CA
There are currently 260 open security & safety positions in Ottawa, Canada listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include General Dynamics Mission Systems, ADGA Group, BGIS, Canadian Bank Note Company, Limited, City of Ottawa / Ville d’Ottawa, among others. Browse the listings above to see every active employer.
Yes — 63 of the 260 open security & safety positions offer remote or hybrid work (9 remote, 54 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
