Systems Engineer - DOORS NG

CBSbutler Holdings Limited trading as CBSbutler; Old Warren; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading tech and engineering firm in the UK is seeking a Systems Engineer to drive the transition from legacy tools to DOORS NG. This role involves managing requirements lifecycle and ensuring compliance across complex projects in the defence sector. The ideal candidate will have deep expertise in DOORS/DOORS NG, and a strong background in Aerospace or regulated industries. You will lead integrations, manage vendors, and enable a seamless traceable engineering process. This position offers competitive pay at £83 per hour, working in a hybrid model.

Qualifications

• Experience in Aerospace, Defence, or regulated industries.
• Proven ability to lead complex transitions and integrations.
• Security clearance or eligibility is mandatory.

Responsibilities

• Own the delivery and migration of Requirements Engineering capabilities.
• Lead the transition from legacy RM tools to DOORS NG.
• Define roadmaps and prioritize project backlogs.
• Enable end-to-end traceability from stakeholder needs to system capabilities.
• Manage vendors and partners to deliver compliant solutions.
• Drive workforce adoption through training and onboarding.

Skills

Deep expertise in DOORS/DOORS NG

Requirements lifecycle management

Configuration management

Digital thread integration

Leadership and program management

Stakeholder influence

Job description

Job title: Systems Engineer - DOORS NG

Rate: £83 per hour inside ir35

Location: Reading/hybrid (2-3 days per week on site)

Contact: 6 months+

Job description

I am looking for a Systems Engineer within product delivery for a client of mine who are a leading tech and engineering firm operating within the UK defence sector. You'll lead the digital shift from legacy tools to DOORS NG, delivering end-to-end requirements lifecycle management across systems, software, and domain engineering.

You'll enable traceable, auditable, and governed requirements practices, integrating partners, suppliers, and MBSE models into a seamless Digital Thread. Your leadership ensures certified capabilities, streamlined change management, and a single source of truth across complex, regulated programmes.

Responsibilities

• Own the delivery, migration, and continuous improvement of Requirements Engineering capabilities.
• Lead the controlled transition from legacy RM tools to DOORS NG, ensuring safe coexistence, data quality uplift, and integration with MBSE, ALM, PLM, and Test.
• Define roadmaps, prioritize backlogs, and implement governance, naming conventions, link semantics, and quality metrics.
• Enable full end-to-end traceability from stakeholder needs through verified and certified system capabilities.
• Manage vendors, suppliers, and cross-partner integrations to deliver scalable, compliant, and future-ready solutions.
• Drive workforce adoption with training, role-based onboarding, and change programmes.

Experience Required

• Deep expertise in DOORS/DOORS NG, requirements lifecycle, configuration management, and digital thread integration.
• Experience delivering requirements engineering capabilities in Aerospace, Defence, or regulated industries.
• Proven ability to lead complex transitions, migrations, and multi-partner integration programs.
• Strong strategic vision, stakeholder influence, and program management skills.
• Security clearance or eligibility is mandatory.

Impact You'll Make

From pilot migrations to fully operational DOORS NG environments, you'll define how requirements live, evolve, and connect across the enterprise-transforming traditional processes into model-driven, digitally traceable engineering excellence.

If you are interested in this role, please feel free to submit your CV