IT Security SecOps Lead

London Stock Exchange Group; Paris; Sur place; EUR 120 000 - 170 000; Plein temps

Avantages offerts par ce poste

Healthcare

Wellbeing initiatives

Résumé du poste

London Stock Exchange Group (LSEG) in Paris is seeking an IT Security SecOps Lead to oversee security operations, vulnerability management, incident response and governance across internal teams and outsourced services. You will integrate with a global IT security function and report to the Head of IT Security.

Bring 10+ years in security engineering or operations, CISSP/GIAC or equivalent, and fluent English.

Qualifications

• Bachelor’s degree or equivalent in CS/engineering/cybersecurity.
• 10+ years as Security Engineer or Security Operations role, in complex environments.
• CISSP, GIAC or equivalent certifications are advantageous.
• Fluent English mandatory for international collaboration.

Responsabilités

• Oversee cyber security monitoring activities across internal and outsourced services.
• Coordinate incident response and recovery activities with technology teams and SOC.
• Manage security operations service delivery, SLAs, KPIs and dashboards.
• Oversee outsourced cyber security services with governance and escalation.
• Provide guidance to IT Security Officers on controls and evidence gathering.

Connaissances

English (Fluent)

Security mindset

Communication skills

Stakeholder management

Formation

Bachelor’s degree in Computer Science, Engineering, Cybersecurity or related field

CISSP/GIAC or equivalent certifications

Outils

VMware Cloud Security

Cloud platforms (AWS, Azure)

EDR / AV

IAM / PAM

SIEM / SOC

Secrets management

Encryption

Vulnerability Management

Network Security

Description du poste

Job Title

IT Security SecOps Lead

About the Role

Are you passionate about cybersecurity and technology? Do you want to make a meaningful impact by helping protect a critical financial market infrastructure and one of the key clearing houses within the global financial markets’ ecosystem? LCH SA is seeking an experienced IT Security SecOps Lead to join its IT Security team in Paris. The role is responsible for helping secure LCH SA’s IT infrastructure and business applications by overseeing protection and detection capabilities, coordinating cyber incident response, supporting vulnerability remediation, and ensuring that security operations are delivered effectively across internal teams and outsourced service providers.

The successful candidate will bring strong experience across key areas of the cybersecurity operating model, including vulnerability management, cyber incident management, identity and privileged access management, security monitoring, ITIL-based service management, and the production of meaningful reporting, dashboards, KPIs and SLAs. The IT Security SecOps Lead will coordinate and monitor the day‑to‑day security operations performed by internal teams and IT outsourcers. The role reports to the Head of IT Security.

Key Responsibilities and Accountabilities

• Oversee cyber security monitoring activities across internal detection capabilities and outsourced security services.
• Coordinate cyber security incident response and recovery activities with technology teams, the Security Operations Centre and relevant service providers.
• Manage security operations service delivery, including production, monitoring and continuous improvement of SLAs, KPIs and operational dashboards.
• Oversee outsourced cyber security services, ensuring effective delivery, clear governance, timely escalation and appropriate challenge of service providers.
• Provide expert support and guidance to IT Security Officers responsible for security control execution, evidence gathering and control assessments.
• Support ITIL-based cyber security processes, including change management, incident management, problem management and operational risk reduction.
• Lead or contribute to cyber security projects in coordination with internal IT teams and IT outsourcers to strengthen LCH SA’s security posture.
• Prepare and present regular management reporting on SecOps activities, service performance, cyber risks and remediation progress.

What You’ll Be Doing

Vulnerability Management

• Monitor threat intelligence and coordinate urgent patching or mitigation activities where required.
• Review infrastructure, application and platform vulnerability scan reports; track, challenge and follow up remediation plans with technology teams.

Cyber Security Incident Management

• Monitor and assess cyber security alerts and events generated by internal tools and outsourced security monitoring services.
• Provide expert support during incident response activities, including triage, containment, eradication, forensic coordination and recovery support.

Cyber Security Projects

• Lead or contribute to security initiatives and provide cyber security expertise to technology teams throughout project delivery.

Cyber Security Controls

• Perform selected security controls, such as anti‑malware coverage reviews and firewall rule recertification, and provide expert input on controls assessed by other IT Security Officers.

ITIL Cyber Security Management

• Review and challenge technology and business changes, problem closures and operational decisions that may impact the cyber security profile of the CCP.

You'll Bring

• Education: Bachelor’s degree in Computer Science, Engineering, Cybersecurity or a related field, or equivalent professional experience.
• Professional experience: At least 10 years of experience as a Security Engineer, Security Operations specialist or similar role, preferably in a regulated, complex and highly available environment.
• Cyber security certifications such as CISSP, GIAC or equivalent would be an advantage.
• Fluent English is mandatory, given the role’s regular interaction with teams across an international Group.
• Required technology expertise: Network Security Operating systems, databases, middleware and application security; VMware Cloud Security; Cloud technology expertise (SNC, AWS, Azure etc.); Secrets management; Encryption; Vulnerability Management; EDR / AV; IAM / PAM; SIEM / SOC.
• Soft Skills: Strong communication and stakeholder management skills; teamwork, collaboration and ability to work across internal and outsourced teams; analytical thinking and problem‑solving mindset; adaptability, prioritization and ability to operate effectively under pressure.

Career Stage

Manager

London Stock Exchange Group (LSEG)

Information: Join us and be part of a team that values innovation, quality, and continuous improvement. If you’re ready to take your career to the next level and make a significant impact, we’d love to hear from you. LSEG is a leading global financial markets infrastructure and data provider.

Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth. Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions. Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce. We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone’s race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants’ and employees’ religious practices and beliefs, as well as mental health or physical disability needs.

You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering.

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

Our Data & Analytics, Capital Markets and Post Trade divisions have a combined power that provides a comprehensive, integrated suite of trusted financial market infrastructure services to help our customers pursue their ambitions.

Explore our divisions. LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across Europe, the Middle East, Africa, North America, Latin America and Asia Pacific. Find out more. Get to know some of our people who are pushing the boundaries of technology, finance and more around the world.