Senior Business Manager
Assystem GmbH
Glasgow · posted 20 August 2026
Job type
contract
Location
Glasgow, Scotland
Category
Management & Operations
We are seeking an experienced Senior Business Manager to lead a high-performing engineering consultancy portfolio delivering work packages and project-based Engineering outcomes. This role is accountable for a project-driven P&L, where success is built on the consistent delivery of high-quality engineering outputs, strong commercial control, and disciplined performance management across multiple delivery streams. Working in close partnership with the Programme Manager (who leads day-to-day project governance and delivery execution), this role ensures that all elements of the business are aligned to deliver sustainable, high-quality, and profitable outcomes.
Your Key Responsibilities
P&L Leadership & Integration
- Own and deliver against a project-based P&L, ensuring revenue, margin, and cash targets are achieved
- Integrate performance across key pillars (Programme Management, Engineering, Commercial, and Sales) to ensure joined-up execution of the business plan
- Ensure that healthy project performance translates into sustained P&L success
- Prepare and manage budgets, resource plans, and business forecasts to support the achievement of business objectives
- Ensure proposed opportunities and commitments are rigorously assessed against business capability, resource availability, delivery capacity, and commercial objectives before acceptance
Delivery Assurance & Performance Oversight
- Work in close partnership with the Programme Manager to ensure effective governance, controls, and delivery standards are embedded across all work packages
- Maintain senior-level oversight of project performance, ensuring delivery against quality, schedule, and budget expectations
- Define and oversee portfolio-level KPIs and performance metrics, ensuring clear visibility of trends and risks
- Ensure early escalation and intervention where projects show signs of distress
- Note: The Programme Manager leads day-to-day delivery governance; this role ensures the system is working effectively and delivering outcomes.
Forecasting, Reporting & Financial Control
- Lead monthly forecasting, reporting, and financial reviews, ensuring outputs are accurate, insightful, and decision-ready
- Maintain a strong grip on cost, margin, revenue, and cash performance across the portfolio
- Ensure all reporting is high quality and suitable for senior stakeholder engagement
- Provide analysis and recommendations to support informed business decision-making and continuous improvement
Contract & Commercial Governance (NEC)
- Ensure appropriate oversight and assurance of NEC4 contract administration across the portfolio
- Work with Commercial and Programme teams to ensure robust management of change, risk, and commercial positions
- Support commercial teams in the negotiation and management of contract amendments, compensation events, variations, and associated commercial positions
- Maintain a balanced approach that protects the business while supporting collaborative and strategic client relationships
Client Engagement & Pipeline Development
- Build and maintain strong relationships with client stakeholders at programme and commercial levels
- Support the development of a pipeline of work packages and framework opportunities in collaboration with Account Managers
- Support the development, review, and approval of proposals and quotations, ensuring alignment with customer requirements, delivery capability, and commercial objectives
- Support the establishment and growth of long-term framework agreements and strategic customer relationships
- Ensure that strong delivery performance leads to repeat business and long-term client partnerships
Operational Excellence & Continuous Improvement
- Ensure that effective processes, tools, and ways of working are in place across the business
- Drive continuous improvement in delivery performance, efficiency, and consistency
- Promote a culture of data-led decision-making and performance transparency
- Identify and champion improvements in engineering methods, systems, digital tools, procedures, and ways of working that enhance quality, efficiency, and delivery performance
Leadership & Team Development
- Provide leadership across the business, working through direct teams and key functional leads
- Foster a culture of accountability, collaboration, and delivery excellence, tutoring Project Managers on the demands of the business and the wider context of their work
- Support the development of capability across project, engineering, and commercial disciplines
- Assess organisational capability and workforce requirements, supporting the development of skills, succession planning, and future resource capacity needs
- Ensure teams are appropriately structured, resourced, and developed to meet current and future business demands
Compliance, Quality & Safety
- Ensure alignment with HSEQ, regulatory, and security requirements
- Work closely with the HSEQ function to ensure customer quality requirements fully understood and appropriately implemented
- Provide assurance that quality standards consistently achieved across all work packages
- Support audit readiness and implementation of corrective actions where required
- Ensure all security requirements and obligations maintained across the portfolio