Full-Time

Technical Requirements Systems Engineer

Positiv+ Cohort

Positiv+ Cohort

11-50 employees

Delivers defense and security program management

No salary listed

Stevenage, UK

Hybrid

Hybrid work arrangement in Stevenage.

Category
Software Engineering (1)
Required Skills
Version Control

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Requirements
  • Strong experience in requirements engineering within complex systems environments.
  • A proven track record delivering Technical Requirements Specification and Software Requirements Specification documentation.
  • A deep understanding of system integration and testing.
  • A deep understanding of verification and validation processes.
  • A deep understanding of simulation-based testing approaches.
  • Experience with requirements management tools such as DOORS, Jama, or Polarion.
  • The ability to engage with stakeholders effectively and communicate clearly.
  • A structured, detail-oriented, and analytical approach.
Responsibilities
  • Analyse and refine system requirements to align with programme objectives.
  • Translate stakeholder needs into clear, structured, and testable requirements.
  • Develop and maintain a requirements governance framework covering end-to-end traceability, version control, and change management.
  • Collaborate with end users of test systems, system designers and engineers, software developers, and integration and test teams.
  • Facilitate workshops, reviews, and requirement validation sessions.
  • Ensure alignment between technical delivery and business needs.
  • Own the creation and progression of the Technical Requirements Specification and Software Requirements Specification.
  • Produce clear, complete, unambiguous, structured, maintainable documentation suitable for engineering and test teams.
  • Define end-to-end system requirements covering hardware, software, interfaces, and constraints.
  • Break down high-level requirements into detailed software functionality, performance, and behavioural requirements.
  • Ensure full traceability between the Technical Requirements Specification and Software Requirements Specification.
  • Ensure requirements are testable and measurable.
  • Align requirements with system integration and validation strategies.
  • Support simulation-led testing to validate system behaviour.

Positiv+ Cohort delivers end-to-end program management for complex defense, security, aerospace, energy, and transport programs in the UK. It focuses on sovereign delivery and security-cleared teams to manage requirements, integration, certification, and through-life support, not just staffing. The company uses proprietary automation tools to improve visibility and control over risk, cost, and schedule across the program lifecycle. Its goal is to accelerate and secure UK defense and security programs while maintaining trust, compliance, and risk management through an outcome-driven, high-integrity delivery model.

Company Size

11-50

Company Stage

N/A

Total Funding

N/A

Headquarters

Farnborough, United Kingdom

Founded

N/A

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Simplify Jobs

Simplify's Take

What believers are saying

  • LinkedIn updated August 12, 2026 shows 2,060 followers and active employer branding.
  • July 2026 job ads sought defense systems and service-delivery managers, signaling ongoing demand.
  • The website updated June 28, 2026 stresses support for defense, public sector, banking.

What critics are saying

  • LinkedIn lists only 1-10 employees, making revenue concentration and bench depth fragile.
  • August 2026 job posts on third-party boards suggest contract staffing dependence, not proprietary software.
  • A lost Ministry of Defence or prime-contractor relationship could cripple Positiv+ Cohort within months.

What makes Positiv+ Cohort unique

  • Positiv+ Cohort sells outcome-led delivery, not body-shopping, across secure UK programs.
  • Its Farnborough team is security-cleared and advertises 25-plus years of defense delivery experience.
  • ISO 9001 certification and cyber assurance support high-trust engagements in defense and public sector.

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