Onboarding Specialist

Sizewell C Limited; Bridgwater Without; On-site; GBP 24,000 - 38,000; Full time

Job summary

Sizewell C Limited, in partnership with the Civil Works Alliance (CWA), invites applications for an Onboarding Advisor to help build a positive, efficient experience for people joining the CWA on the Sizewell C project.

The role will coordinate onboarding activity across recruitment, HR, people services and operations, ensuring new starters receive the information, support and documentation they need to begin their roles successfully.

Qualifications

• Experience in onboarding, recruitment coordination, HR administration, people services, or a similar support-focused role.
• Ability to coordinate multiple onboarding activities, deadlines, and stakeholders accurately and efficiently.
• Strong organisational skills and a methodical approach to maintaining records and completing documentation.
• Clear, professional communication skills, with the confidence to engage with new starters, hiring managers, and internal teams.
• A responsive and service-focused approach, with the ability to handle queries sensitively and professionally.
• Good attention to detail and a commitment to delivering accurate, consistent information.
• Ability to work effectively in a collaborative, matrix-based environment and build positive working relationships.
• Confidence using Microsoft Office and digital systems, with the ability to learn new processes and tools quickly.
• Understanding of confidentiality, data protection, and the importance of handling personal information appropriately.
• A proactive approach to identifying improvements that make the onboarding experience more effective and inclusive.
• Commitment to the CWA values of Humility, Positivity, Respect, Solidarity, and Clarity.

Responsibilities

• Coordinate onboarding activity across recruitment, HR, people services, and operations.
• Act as a reliable point of contact for new joiners throughout onboarding.
• Ensure information, support, and documentation are provided to start roles.
• Maintain accurate records and track onboarding milestones.
• Respond promptly to onboarding queries from stakeholders.
• Collaborate in a fast-paced project environment and promote inclusivity from day one.

Skills

Onboarding coordination

Recruitment coordination

HR administration

People services

Microsoft Office

Data protection

Stakeholder management

Communication skills

Attention to detail

Process improvement

Tools

HRIS systems

ATS software

Job description

Sizewell C Limited, in partnership with the Civil Works Alliance (CWA), invites applications for an Onboarding Advisor to help build a positive, efficient experience for people joining the CWA on the Sizewell C project.

The role will coordinate onboarding activity across recruitment, HR, people services and operations, ensuring new starters receive the information, support and documentation they need to begin their roles successfully.