MISSION

We are looking for experienced Security Cleared Work Package Managers / Engineering Delivery Managers to lead the delivery of complex engineering programmes in Belfast. This role sits at the heart of programme execution, ensuring that engineering activities are delivered on time, within cost, and to the required quality standards.
You will act as the bridge between engineering teams and programme leadership, taking ownership of planning, coordination, and delivery performance across multidisciplinary teams.

PROFILE

KEY RESPONSIBILITIES:
• Own the engineering delivery baseline (scope, schedule, cost) for assigned programmes or work packages
• Develop and maintain integrated engineering plans, including resource forecasting and dependencies
• Drive delivery to meet milestones, cost targets, and quality requirements
• Apply earned value management (EVM) and other controls to track performance and forecast outcomes
• Identify, manage, and mitigate delivery risks and issues
• Coordinate cross-functional teams including systems, software, hardware, and integration
• Ensure alignment with programme governance and lifecycle processes
• Provide clear and concise reporting to programme and senior stakeholders
• Support bid and proposal activities with engineering planning and cost estimation

ESSENTIAL SKILLS & EXPERIENCE:
• Proven experience in engineering delivery, project management, or work package management within complex programmes
• Strong understanding of systems engineering lifecycle and integration challenges
• Demonstrable experience managing cost, schedule, and delivery performance
• Experience using planning and control tools (e.g. MS Project, Primavera, EVM tools)
• Ability to lead and coordinate multidisciplinary engineering teams
• Strong stakeholder management and communication skills

DESIRABLE SKILLS:
• Experience in defence, aerospace, or safety-critical environments
• Familiarity with Model-Based Systems Engineering (MBSE) approaches
• Knowledge of Agile or hybrid delivery methodologies
• Understanding of risk management and safety/security considerations

OUR AGENCY

With five strategic offices in Belfast, Chester, Farnborough, London and Oxford, we work in partnership with our customers UK-wide to deliver high-impact engineering solutions.

SII UK is a trusted Aerospace and Defence engineering partner, supporting the delivery of complex, mission-critical programmes while helping to shape the future of innovation across next-generation systems and technologies.

Our teams contribute daily to creating a fulfilling, stimulating and career development focused work environment.

True to our human-centred values, we are committed to making SII UK a Great Place To Work®, having been certified 5 years running.

Joining SII UK means being part of our collective goals, guided by our mission “Let’s Tech Together,” and helping to build a digital future that is sustainable, at the heart of an environment that values learning & collaboration

SII GROUP

Who are we?

With five strategic offices in Belfast, Chester, Farnborough, London and Oxford, we work in partnership with our customers UK-wide to deliver high-impact engineering solutions.

SII UK is a trusted Aerospace and Defence engineering partner, supporting the delivery of complex, mission-critical programmes while helping to shape the future of innovation across next-generation systems and technologies.

Our teams contribute daily to creating a fulfilling, stimulating and career development focused work environment.

True to our human-centred values, we are committed to making SII UK a Great Place To Work®, having been certified 5 years running.

Joining SII UK means being part of our collective goals, guided by our mission “Let’s Tech Together,” and helping to build a digital future that is sustainable, at the heart of an environment that values learning & collaboration.

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