Global Security Infrastructure Project Lead

Susquehanna International Group, LLP; Leinster; On-site; EUR 85,000 - 115,000; Full time

Job summary

SIG in Dublin is seeking a Senior Technical Project Manager to lead the delivery of security engineering projects within a global infrastructure environment that supports a fast-moving trading business. This hands-on role requires technical depth to plan production changes, challenge designs, and translate complex security concepts into executable plans.

You will coordinate across security, network, platform, and business teams across regions, own change governance, run design reviews, manage

Qualifications

• Eight or more years managing technical infrastructure or engineering projects.
• Four+ years focused on security, network or identity projects.
• Delivery of at least one large-scale security platform replacement or migration in a live production environment.
• Experience coordinating multiple engineering teams, vendors and stakeholders across geographically distributed locations and time zones.

Responsibilities

• Lead complex security infrastructure projects end to end, from requirements and technical design through pilot, production implementation, migration and operational handover.
• Build and maintain detailed project plans covering scope, technical milestones, ownership, dependencies, change windows, rollback plans and key risks.
• Coordinate delivery across the Dublin Security team, global security and network peers, platform engineering, service desk and business stakeholders across multiple regions and time zones.
• Own production change planning for security projects, including change requests, impact assessment, test evidence, communication plans and approval through change governance.
• Run design reviews and technical working sessions with engineers, ensuring architecture decisions, trade-offs and residual risks are documented and understood.
• Manage vendor engagement for security platforms, including professional services scheduling, escalations, licensing dependencies and end of life planning.
• Identify delivery risks, blockers and cross team dependencies early, drive resolution and escalations with clear options and recommendations where required.
• Track security related audit and regulatory commitments that depend on project delivery and provide evidence of controls and progress to risk and compliance stakeholders.
• Provide concise, accurate status reporting to engineering teams, global infrastructure management and senior stakeholders, translating technical detail into business impact and risk.
• Contribute to the improvement of project delivery practices, governance and documentation standards across the Security and wider Infrastructure teams.

Skills

Project leadership

Stakeholder management

Technical depth

Security mindset

Communications

Education

PMP

PRINCE2

CISSP

CISM

Job description

SIG in Dublin is seeking a Senior Technical Project Manager to lead the delivery of security engineering projects within a global infrastructure environment that supports a fast-moving trading business. This hands-on role requires technical depth to plan production changes, challenge designs, and translate complex security concepts into executable plans.

You will coordinate across security, network, platform, and business teams across regions, own change governance, run design reviews, manage