Systems Design Engineer

2 Days ago • All levels • System Design

Job Summary

Job Description

We are seeking an experienced Systems Design Engineer to join a major UK-based nuclear infrastructure program. This role involves the end-to-end development of complex communication and information systems within a regulated, safety-critical environment. You will collaborate with multidisciplinary teams to ensure the safe, secure, and scalable design of next-generation infrastructure. Key responsibilities include capturing and validating system requirements, engaging with stakeholders like IT and EC&I teams, and designing various communication and information systems such as telephone systems, radio systems, public address systems, and IT/Data networks. You will also develop detailed design documentation, ensure compliance with safety and regulatory requirements (e.g., IAEA SSG-62), participate in design reviews, and contribute to technical governance.
Must have:
  • Systems engineering/design experience in regulated sectors
  • Experience with communication systems
  • Experience with IT infrastructure
  • Experience with control system architecture
  • Proficiency in requirements management tools
  • Skilled in technical document production
  • Excellent communication and interpersonal skills
  • Organized and detail-oriented
Good to have:
  • Familiarity with IAEA SSG-62 or similar safety frameworks
Perks:
  • Personalised career path
  • Rewarding management style
  • Opportunity to work on exciting engineering projects
  • Diversity of engineering projects and industries
  • Competitive salary
  • Private Medical Insurance
  • Pension Scheme
  • Cycle-to-work Scheme
  • Social atmosphere and team buildings
  • Flexible working arrangements

Job Details

Company Description

Are you passionate about engineering? Do you want to make a difference?  

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Job Description

What will you be doing? 

We’re seeking an experienced Systems Design Engineer to join a major UK-based nuclear infrastructure programme. This role focuses on the end-to-end development of complex communication and information systems used in a regulated, safety-critical environment. You’ll work across multidisciplinary teams and contribute to the safe, secure and scalable design of next-generation infrastructure.

Your main responsibilities will be: 

  • Collaborate with lead system architects and technical teams to capture and validate system requirements.
  • Engage with stakeholders including IT, EC&I, and other engineering teams to ensure alignment and compliance

Design and document a range of communication and information systems including:

  • Main Telephone System
  • Radio and Mobile Communication Systems
  • Public Address and Clock Systems
  • Site Incident and Electronic Notification Systems
  • IT/Data Network Systems (LAN/WAN, VoIP, Security, Wired/Wireless infrastructure)

Developed detailed design documentation such as:

  • Functional Specifications
  • High-Level Designs
  • Risk and Assumption Logs
  • Ensure all outputs meet relevant safety and regulatory requirements, including IAEA SSG-62 and internal design standards
  • Participate in design reviews and peer workshops
  • Contribute to technical governance processes, providing assurance and review of supplier and internal deliverables
  • Support planning and scheduling of deliverables aligned to programme milestones
  • Deliver solutions that are scalable, resilient, and future-ready

Who are we looking for? 

  • Strong background in systems engineering or systems design within complex, safety-regulated sectors
  • Hands-on experience with communications systems, IT infrastructure, and control system architecture
  •  

You are... 

  • Passionate about engineering 
  • result-oriented 
  • proactive

Qualifications

Experience, skills and qualifications required: 

  • Proven experience in systems design or systems engineering within complex infrastructure or regulated environments (e.g., nuclear, defence, energy, or rail).
  • Strong technical understanding of communications, control systems, and IT network architectures.
  • Ability to interpret and apply industry standards and safety regulations; familiarity with IAEA SSG-62 or similar safety frameworks is advantageous.
  • Proficient in using requirements management tools such as IBM DOORS or equivalent.
  • Skilled in producing comprehensive technical documents including design specifications, functional requirements, and risk assessments.
  • Excellent interpersonal and communication skills with the ability to work effectively across multi-disciplinary teams and engage stakeholders at various levels.
  • Highly organised, detail-oriented, and capable of managing multiple priorities under tight deadlines.
  • Educated to degree level in a relevant field such as Systems Engineering, Electrical/Electronic Engineering, Communications, or Information Technology.

Additional Information

Why join us? 

We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently. 

Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities. 

We offer incredible opportunities to join inspiring projects in the most innovative companies. 

We prioritise your career development with personalised support plans tailored to your own aspirations. We're here to empower you and help you reach your full potential. 

Join our passionate team and start building tomorrow, today! 

In short you get: 

  • A personalised career path and a rewarding management style 
  • A chance to work on the most exciting engineering projects and technologies along with Premium Customers
  • A huge diversity of engineering projects and industries
  • A competitive salary
  • Private Medical Insurance
  • Pension Scheme
  • Cycle-to-work Scheme among many additional benefits
  • Social atmosphere, regular gatherings, and team buildings
  • Flexible way of working (role dependent)

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