The Decommissioning Alliance (TDA) is a strategic partnership operating within the DNWP framework, delivering critical decommissioning work at Sellafield, including the UK’s most challenging Legacy Ponds facilities.
Opportunity
We are seeking a Communications Support Officer to develop and deliver high-quality internal and external communications that support programme priorities, build trust with stakeholders, and strengthen TDA's reputation. The role works closely with programme leadership and functional teams to translate complex technical, operational and strategic information into clear, accessible and engaging communications for a range of audiences.
Responsibilities
* Develop and implement communication plans aligned to programme priorities, key milestones, leadership messages and wider strategic objectives.
* Support constructive engagement with internal and external stakeholders, including client teams, regulators, suppliers, partners, local communities and other key audiences as appropriate.
* Produce high-quality written, digital and visual content across channels, including briefings, newsletters, leadership messages, intranet content, social media copy and presentation materials.
* Ensure messaging is accurate, consistent and aligned with TDA brand standards, while protecting the reputation of TDA, its parent companies and its clients.
* Translate technical and programme information into plain English that informs, reassures and builds understanding without creating alarm or ambiguity.
* Manage priority communication channels such as newsletters, LinkedIn and internal briefing materials, measuring effectiveness and improving reach and engagement over time.
* Contribute to clear communication protocols for issues, incidents and emerging risks, balancing pace, accuracy, governance and stakeholder expectations.
Qualifications
* Bachelor's degree in Communications, Marketing, Public Relations or a related discipline, or equivalent relevant experience.
* Strong interpersonal skills with the ability to build trusted relationships and work effectively across teams, functions and stakeholder groups.
* The ability to remain calm, organised and effective in a fast‑paced environment, including during sensitive or high‑profile situations.
* Experience using AI, digital communication tools, social media platforms and Adobe Creative Suite and equivalent applications.
* A high standard of accuracy, discretion and judgement, with a strong understanding of the importance of governance, reputation and message consistency.
* Experience supporting communications for long‑term programmes involving safety, risk, remediation or major project delivery.
Benefits
Competitive salary and benefits package, including flexible working arrangements, paid parental leave, professional development support, and health and wellness programmes.
Equal Opportunity Employer
Amentum is a Disability Confident employer and welcomes applications from individuals with disabilities. We provide reasonable adjustments during the recruitment process. Amentum is an equal opportunity employer. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.
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