Cybersecurity System Engineering, Air & Naval

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 deliver advanced, mission-critical solutions that enhance national security, strengthen communities, and protect the people we serve.



If you’re looking for meaningful work that contributes to a safer, more secure world, you’ll find purpose here. Every day, your skills will directly impact programs that matter.

General Dynamics Mission Systems–Canada has an opportunity for a new Cybersecurity Engineer to join our Air & Naval division. Our team is growing and looking for additional team members to help solve complex Cybersecurity requirements. In this role you will develop security strategies, design secure systems, and implement cybersecurity solutions to ensure that our systems and products are designed and developed based on sound security principles.

This position includes hands-on security assessment and technical validation activities to ensure system resilience against real-world threats.

Responsibilities include:

• Support stakeholder engagement by identifying regulatory requirements, the Security Assessment and Accreditation (SA&A) process to be applied, and obtains concurrence from SA&A authorities on the identified information protection needs
• Evaluate, select, and establish the system security architecture and develop cybersecurity controls
• Conduct threat modeling and vulnerability assessments to refine system defenses and enhance resilience
• Perform technical security assessments of operating systems, containerized environments (Docker/Podman), and applications to evaluate real-world exploitability
• Ensure cybersecurity frameworks adhere to military and industry standards such as NIST RMF, ITSG-33, DISA STIGs, and FIPS
• Conduct Threat Risk Analysis, impact analysis, and vulnerability testing, including proof-of-concept validation where appropriate
• Develop, author, and execute Security Test Procedures that verify and validate System Security Requirements and demonstrate assurance through evidence-based testing
• Support internal and external audits by authoring and maintaining reproducible security artifacts and SA&A documentation (e.g., System Security Plans, Risk Assessments, Security Artifacts in System Design Document, Security Test Reports)
• Mentor less senior team members 

• The successful candidate for this position will have a Bachelor’s Degree in Engineering or equivalent with a minimum of 5+years of related experience in Cyber 
• Experience supporting the engineering development of secure systems, ideally in military environments
• Strong understanding of Linux security, container security (Docker/Podman), vulnerability scanning, and vulnerability assessment tools
• Familiarity with DISA STIGs, and frameworks like ITSG‑33, NIST 800-171/172, or NIST RMF
• Experience conducting technical security testing, including system, network, or application assessments
• Experience supporting vulnerability management workflows, including CVE/CWE tracking and remediation
• Familiarity generating and maintaining SBOMs (SPDX or CycloneDX format) with CVE mapping
• Effective communicator, strong interpersonal skills, positive attitude, and ability to motivate others through collaborative leadership 
• Excellent time management skills, whether working as a self-motivated individual or part of a team

It is a requirement that General Dynamics Mission Systems-Canada be registered with the Canadian Controlled Goods program and that all of its workforce be security assessed. Successful applicants must meet all applicable security requirements, including but not limited to the ability to obtain and maintain a Canadian government security clearance. Applicants may be required to meet additional security requirements in order to gain access to technical data, classified areas or information that is subject to international regulations. You must be eligible to work in Canada.

The hiring range for this position is $100,000 to $145,000 commensurate with the qualifications of the selected candidate. Our goal is to provide a fair and competitive offer based on an assessment of internal equity and your qualifications, including:

• Relevant experience
• Technical and non-technical skills
• Education and certifications

Benefits

As a full-time employee at General Dynamics Mission Systems–Canada, you’ll enjoy a competitive total rewards package that supports your professional and personal well-being:

• Comprehensive medical, dental, and vision coverage for you and eligible dependents from day one (no cost), including flexible benefits options (HCSA) emergency travel insurance, and 24/7 virtual care services.
• Employee & Family Assistance Program (EFAP), onsite fitness facilities, and employee resource groups.
• Defined Contribution Pension Plan with employer contributions after 3 months, RRSP access from day one, and financial planning support.
• Flexible time off including vacation, holidays, parental leaves with top-up options, sick leave, and disability programs.
• Career development through learning platforms, educational assistance, mentoring, and reimbursement of professional memberships.
• Additional perks such as employee discounts, free onsite parking, social clubs, and an annual scholarship program for employees’ children.

Why join us?

• Purposeful Innovation: You’ll work on innovations that genuinely make a difference. You’ll apply advanced thinking, design expertise, and practical problem-solving to help equip military and allied forces with leading-edge systems. You’ll be surrounded by some of the brightest minds in the defence sector, contributing to next-generation technologies in an environment that celebrates creativity, new ideas, and modern solutions.
• Connection: We believe people do their best work when they feel they belong, and their ideas can flourish. Different perspectives, experiences, and ways of thinking help us innovate and grow. Strong relationships with our teammates help us unite, overcome challenges, and deliver the world-class quality we’re known for. Here, we are committed to inclusivity and ensures every individual feels valued, respected, and empowered.
• Challenging and Rewarding Career Pathways: Your career path matters to us. From mentorship and regular check-ins with your leader to educational support, professional certifications, and continuous training, you’ll have the resources you need to thrive. We encourage internal mobility so you can explore different business areas, broaden your skillset, and expand your network. You’ll be working on high-profile, impactful projects that challenge your skills, expand your expertise, and allow you to both learn from mentors and guide others along the way.

Accommodation 

If you require accommodation during any stage of the application process, please contact Human Resources via [email protected].

Closing Date

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.