About Sibylline
Sibylline is the world's largest private intelligence firm, helping organisations manage risk, spot opportunity, and build resilience in an increasingly volatile world.
Our people provide the insight that leaders need to navigate today's complex geopolitical landscape. It's meaningful work, with high-profile clients and real-world stakes – and that's what makes it so rewarding.
We're innovative, entrepreneurial, and growing fast, which means genuine opportunities to take on complex challenges, work with cutting-edge technology, and build your career, whatever stage you're at.
Everyone brings something different to the table, and we want that reflected in how we operate. Our roles suit a wide range of working styles, personalities, and interests, and we invest heavily in our managers so that every person gets the support they need to do their best work.
We're looking for people who are ambitious, discreet, and sharp, with strong integrity and a genuine curiosity about the world. If you're comfortable with uncertainty, energised by complex problems, and passionate about global affairs, we'd love to hear from you.
We are looking for an experienced security Team Lead to join us in an embedded role for a tech client. In this role, you will be responsible for overseeing a small team of embedded security analysts, and for its delivery of high-quality and actionable intelligence insights. The team is responsible for using the latest industry technologies and practices to identify, analyse, and advise on threats and risks that could affect the client’s people, operations, and data, with a particular focus on the AI sector. These include but are not limited to activism trends, intellectual property protection, information leaks, competitor analysis, and emerging markets.
You will be responsible for proactively engaging with the client and stakeholders on intelligence needs and priorities and help scope the output and strategic deliverables of the team. You will act as line manager for the embedded team, support each analyst on training, performance management and continuous improvement. You will be responsible for maintaining the team’s shift schedule to ensure capacity needs are meet.
This is a hybrid role working Monday to Friday 9am-5pm, with 3-4 days a week based at the client’s London office. There may be occasional need to work out-of-hours during emergencies and time-sensitive matters.
Essential Functions / Responsibilities
Knowledge, Skills, and Abilities
Interview Process
Research indicates that certain groups are less likely to apply for a position unless they meet every single requirement. If you feel you meet some of the requirements and can offer a unique perspective to this role, we strongly encourage you to apply—you might be the perfect fit we're looking for!
Sibylline is committed to the recruitment and selection of candidates without regard for sexual orientation, gender, ethnicity, age, political beliefs, culture, and lifestyle. We are committed to fostering a business culture that reflects these values and promotes equal opportunity.

Sibylline is the world’s leading private consultancy for geopolitical risk, intelligence, and strategic insight, dedicated to helping leaders and organisations anticipate change, manage risk, and build resilience.
Since 2010 we have supported businesses, governments and NGOs through the provision of high quality risk analysis and due diligence services. We do not believe in one-size-fits-all solutions. Instead, our global source network, professional intelligence analysis processes and specialist expertise allows us to produce high-quality, insightful work that has direct relevance to our clients’ business.
We strive to offer clients actionable assessments that go beyond the obvious and offer implications of geopolitical events in the regions they operate.
Our flagship product, the World Risk Register, provides both written and quantifiable analysis on world events, by region. Our proprietary software gives clients the ability to gain any level numerical data on world-wide locations as needed, in tandem with an overall rating system and backed up by written analysis with predictions of how events will unfold and impact business.
Our services and experience include fully-run in-house GSOCs, virtual GSOCs, embedded analysts, consultation and training for existing security operations with insight for improvement, project work, regular reporting, social media monitoring and due diligence services.
As subject matter experts, our analysts are frequently called upon for speaking engagements, media interviews and in-house corporate presentations.
We are always looking over the horizon to keep clients’ personnel, sites, assets and supply chains safe.