Principal Account Manager

Principal Account Manager (Defence Market)

Build better and safer technology that speaks with meaning, supporting inclusive communities and a sustainable future.

Join Critical Software, a Benefit Corporation dedicated to positive impact on society, workers, the community and the environment, while delivering cutting‑edge defence solutions.

Responsibilities

• Pre‑Sales & Business Development: lead technical discussions with defence clients, articulate complex solutions, and identify strategic alliances to differentiate our offering.
• Solution Design & Business Proposals: develop solution architectures, engage with OEMs and technology partners, and ensure compliance with international and military standards.
• Delivery Support: act as a trusted advisor to project teams, ensuring technical quality and alignment with proposed solutions, and participate in strategic customer engagement.
• Knowledge Sharing & Solution Reuse: promote reuse of proven solutions across aerospace and defence projects, driving continuous improvement.
• Driving Innovation: stay updated on industry developments by attending events, monitoring trends, and integrating new insights into our approach.

Qualifications

• Strong customer orientation and ability to build long‑term client relationships.
• Proven expertise in defence systems and solutions (Naval domain is a plus).
• Excellent problem‑solving and solution‑design skills.
• Strong presentation, communication and technical writing abilities.
• Leadership and mentoring capabilities to guide sales and delivery teams.
• Ability to work autonomously and make decisions in high‑stakes environments.
• 10+ years of experience in defence systems engineering.
• Proven pre‑sales engineering, solution design and technical leadership experience.
• Experience supporting both sales activities and project delivery.
• Engineering degree in Computer Science, Electrical Engineering, Systems Engineering or related field (Master’s preferred).
• Strategic and tactical thinking.
• Fluency in English (other languages are a plus).

Benefits

• Workthat fits your life, not the other way around.
• Offices designed to make you feel like you belong.
• A team that works hard and has fun.
• Competitive pay plus performance‑based rewards.
• Growth opportunities: training, support and career advancement.
• Private health insurance.
• Employee Assistance Programme with mental‑health, legal and financial support.
• Home office support.
• Extra holidays: two additional days after the first year, more with tenure.
• Extra parental leave: two additional months of fully paid leave for both parents.
• Flex‑time and work‑when‑it‑makes‑sense flexibility.
• Gradual return‑to‑work support.
• Sabbatical programme for long‑term employees.

Critical Software is proud to be a Benefit Corporation, a for‑profit entity legally defined to create positive societal impact alongside profit.

We are an equal‑opportunity workplace and are committed to allowing candidates with disabilities or neurodevelopmental conditions to prove their competencies to their fullest potential. We are willing to remove barriers that may prevent you from demonstrating your fit for this role, so please let us know if you need any recruitment process adjustments.

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Job Attributes

• Seniority level: Mid‑Senior level
• Employment type: Full‑time
• Job function: Sales and Business Development

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