Marketing & Communications Manager

Work Location: On-site, Downtown Toronto
About Canadian Strategic Missions Corp. (CSMC)
Canadian Strategic Missions Corporation is building the capabilities that will shape Canada's future in space, defence, and energy. We focus on developing dual use systems that address critical challenges here on Earth while enabling sustained human activity beyond it.
In a short time, CSMC has established real momentum. We have secured significant government investment to advance next generation micro nuclear reactors in partnership with leading institutions, alongside expanding a portfolio of technologies designed for remote environments, national defence, and future space missions. These efforts reflect a broader ambition to deliver reliable power and critical infrastructure where it matters most.Our work is grounded in close collaboration with government and guided by a clear sense of purpose: to build sovereign capability at a time when it has never been more important. We care deeply about execution, long term impact and earning the trust required to deliver systems that will service Canada and its allies for decades.
CSMC is a company for builders. We are a group of people drawn to hard problems, meaningful impact and the opportunity to shape systems that matter at a national and global scale. We are building a team that thrives in ambiguity, values execution, and is motivated by mission and impact.
Responsibilities
Develop and execute marketing and communications initiatives that support CSMC’s mission, business objectives and external profile.
Translate complex engineering, nuclear, defence and space concepts into clear, compelling communications for government, partners, investors and other external audiences.
Create high-quality content across presentations, reports, proposals, website, social media, announcements and other corporate communications.
Develop visual and branded materials using tools such as Adobe Creative Suite, Figma, Canva or equivalent.
Maintain CSMC’s brand and visual identity across channels, ensuring consistency and quality across external-facing materials.
Support PR and external communications, including press releases, media materials, company announcements and stakeholder communications.
Partner closely with engineering, business development and leadership to develop proposals, RFP responses, presentations and strategic communications.
Manage CSMC’s digital presence, including website content, social media and targeted campaigns.
Coordinate multimedia content including photography, video, animation and technical visuals, working with external partners where appropriate.
Manage multiple projects and stakeholders simultaneously, balancing competing priorities and deadlines.
Ensure communications comply with applicable security, controlled-goods and export-control requirements.
Operate with a builder mindset, comfortable working in ambiguity, taking initiative and moving between planning and hands‑on execution.
Qualifications
4+ years of experience in marketing, communications, PR, content or a related field.
Agency experience is strongly preferred, particularly within a communications, PR, integrated marketing or creative agency environment.
Exceptional writing and editing skills, with the ability to communicate complex or technical concepts clearly and persuasively.
Strong visual and design skills with hands‑on experience creating presentations, digital content and branded materials.
Proficiency with Adobe Creative Suite, Figma, Canva or similar design tools.
Experience developing content across multiple formats and channels, including digital, social, presentations and external communications.
Familiarity with PR, media relations and corporate communications.
Strong project management skills with the ability to manage multiple projects, stakeholders and deadlines.
Comfortable working directly with senior leaders and technical subject‑matter experts.
Highly organized, detail‑oriented and able to operate effectively in a fast‑moving environment.
Experience in defence, aerospace, nuclear, energy, engineering or another technical or regulated industry is an asset, but not required.
Why Join CSMC
CSMC is building technologies that will shape Canada’s future in energy, space, and national security. You’ll join a team of engineers, scientists, and mission‑driven builders who care deeply about solving hard problems that matter. We move quickly, support each other, and take pride in doing work that has real impact. Along the way, you’ll have access to competitive compensation, benefits, and equity, and the chance to grow with a company that values ownership, curiosity, and technical excellence.
Employment EligibilityCSMC works with highly sensitive nuclear, defence, and aerospace technologies, and all roles require eligibility for federal security screening and compliance with controlled goods and export regulations. Candidates must be legally authorized to work in Canada, able to obtain and maintain Government of Canada security clearance, and eligible to meet foreign affiliation and export control requirements. These conditions are mandatory Bona Fide Occupational Requirements and reflect the need to securely develop and protect nationally significant capabilities.
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