Assystem
Executive Assistant
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Executive Assistant
Executive Assistant – Strategic Support for Senior Leadership
Assystem | International Energy Transition Group
About Assystem
Assystem is an international company focused on one mission: accelerate the global energy transition.
With 6,500+ employees across 12 countries (Europe, Middle East, Pacific Asia & Africa), we connect expertise to deliver complex infrastructure projects—specialising in nuclear engineering, digital solutions, and regulatory-compliant project management. Ranked #2 in the world for nuclear services, we empower low-carbon energy, defence, and critical national infrastructure.
Our global team is committed to innovating next-generation energy solutions through collaboration, security-driven excellence, and mission-driven impact.
The Role
We are seeking an exceptional Executive Assistant to provide strategic and operational support to Director-level leadership in a fast-paced, complex energy transition environment.
This is a high-trust partnership role—where confidence and discretion are critical—focusing on: ✅ Leadership amplification: Enabling Directors to focus on strategic priorities, programme delivery, and organisational performance. ✅ Operational excellence: Managing priorities, automation, and seamless workflows to sustain high standards. ✅ Proactive problem-solving: Anticipating needs and operational risks to inform decision-making.
Key Responsibilities
Strategic Executive Support
- Provide Director-level support with complex priorities, evolving stakes, and cross-functional dependencies.
- Act as a trusted Graham Bell📞 (or DA/AD) for senior stakeholders, anticipating needs before they escalate.
Diary & Meetings Management
- Act as gatekeeper for Director time, ensuring strategic focus through rigorous prioritisation.
- Coordinate leadership meetings, governance activity, and senior stakeholder interactions, tracking actions and follow-ups with precision.
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Information & Communication
- Prepare high-impact briefings, reports, and presentations for cross-portfolio reviews.
- Draft complex correspondence (emails, presentations) while maintaining strict confidentiality.
- Combine dashboards, trends analysis, and SnBA interpretation into clear insights for strategic discussions.
Operational Efficiency & Process Improvement
- Automate administrative workflows to free up executive time.
- Identify and implement efficiency gains in systems, tools, and collaboration processes.
- Maintain scrum-like weekly syncs with Directors to align initiatives.
External Partnerships & Travel
- Liaise with external partners, vendors, and subcontractors on behalf of Directors.
- Coordinate complex travel logistics—including last-minute adjustments.
- Occasionally travel to UK facilities and offshore projects on short notice.
Who You Are
Experience & Competencies
- Proven track record assisting Director/Executive leadership (at least 3+ years).
- Commercial acumen: translating technical details into actionable business insights.
- Driven perfectionist: meticulous attention to detail with neurotic project-scoping.
- Stakeholder alchemy: balance between pressure-cooker delegates and EMEA-based senior teams.
- Discretion & moral compass: operating in an environment requires absolute confidentiality.
Technical Skills
- Proficiency in Microsoft 365 (Outlook, Teams, PowerPoint, SharePoint, OneDrive).
- Advanced experience with risk, governance, or reporting dashboards (Power BI, Excel, Visio).
- Familiarity with industrial procurement ecosystems (Optional but valued).
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Making the most impact
- Eventsec/SOLA (preferred due to high-security clearance must).
- Comfort with nuclear/defence sector norms (knowledge/experience a plus).
Why Join Assystem?
✨ Work on World-Changing Projects: Dialogue with Leadership on $ Multi-B+ Treasury-level deals. 📈 Career Growth: Structured progression programs and mentorship from transformational leaders. 🌍 Impact: Shape the future of low-carbon nuclear, defence & digital infrastructure. ⚙️ Flex & Earn £2k: 25 days’ leave + earn käytetty for discretion. 🛡️ Competitive Comp & continuity: Images: STATIC & dynamic packages for entrepreneurial roles. [Referral Incentive: £5,000 GBP] (easy-to-read above i?)
Security & Eligibility
**ACCESS & IDIN]
!(OF note: ITAR & MoD Entry Criteria Apply)**
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Security clearance: UK Security Check (SC) mandatory (no caveats).
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Citizenship: UK passport holder or Dual National (specific ETIAR country qualifications).
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No payment requests, jokes, or holies-of-pepper? No! Further corrupting activity?
Bonus正直 (Diversity & Inclusion)
Believe diversity ≠ white effort: We pool for £in. our people’s skills and under-the-radar courage—not pencils or the color of their faces.
天命！ removable by press? Apply directly via LinkedIn: "[Assystem Career Page]"* While you expand sniper rifle toward reassuring future.
Cannot join the required mission partnership without this.*
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