Administrator

Peoplewithenergy; Leiston; On-site; GBP 22,000 - 30,000; Full time

Benefits offered by this job

Competitive salary

Career progression

Long-term security

Training & development

Wellbeing & safety

Collaborative team

Job summary

Our Client is seeking a motivated and highly organised Administrator to join the busy office services team at Sizewell B Power Station. This role supports essential business operations in the nuclear energy sector, offering stability and development within a high-stakes environment.

You will provide support to managers and teams, manage supplies and records, coordinate meetings and travel, and help HR onboarding.

Qualifications

• Experience in administrative or office support role.
• Strong organisational skills and ability to manage multiple priorities.
• Proficiency in Word, Excel and Outlook.
• Excellent communication and interpersonal skills.
• Ability to work accurately under pressure and to tight deadlines.
• Strong problem-solving and decision-making abilities.
• Professional, enthusiastic and customer-focused approach.
• Understanding of HR procedures, payroll or finance processes desirable.
• Experience using office management systems or CRM platforms advantageous.
• Previous experience within a team-based or regulated environment beneficial.

Responsibilities

• Provide administrative support to managers and wider business teams.
• Manage office supplies, inventory and procurement activities.
• Maintain accurate physical and digital filing systems.
• Coordinate emails, telephone calls and incoming correspondence.
• Schedule meetings, appointments and travel arrangements.
• Prepare reports, presentations and business documentation.
• Maintain databases and ensure accurate data entry.
• Support HR administration, attendance monitoring and onboarding activities.
• Liaise with suppliers, service providers and external partners.
• Ensure compliance with company policies, procedures and administrative standards.

Skills

Office administration

Organisational skills

MS Word

MS Excel

MS Outlook

Communication skills

HR knowledge (desirable)

CRM systems

Attention to detail

Team player

Tools

CRM platforms

Office management systems

MS Office suite

Job description

Administrator

Location: Sizewell B Power Station

Join a business-critical role where your organisation and attention to detail help support one of the UK's most important industries.

We're looking for a motivated and highly organised Administrator to become a key part of a busy office services team. This is a fantastic opportunity to build your career within the nuclear energy sector, supporting essential business operations while working alongside experienced professionals. If you enjoy variety, thrive in a fast-paced environment and take pride in delivering excellent administrative support, this role offers stability, development and long-term prospects.

Key Responsibilities

• Provide administrative support to managers and wider business teams.
• Manage office supplies, inventory and procurement activities.
• Maintain accurate physical and digital filing systems.
• Coordinate emails, telephone calls and incoming correspondence.
• Schedule meetings, appointments and travel arrangements.
• Prepare reports, presentations and business documentation.
• Maintain databases and ensure accurate data entry.
• Support HR administration, attendance monitoring and onboarding activities.
• Liaise with suppliers, service providers and external partners.
• Ensure compliance with company policies, procedures and administrative standards.

Qualifications & Requirements

• Previous experience in an administrative or office support role.
• Strong organisational skills with the ability to manage multiple priorities.
• Proficiency in Microsoft Word, Excel and Outlook.
• Excellent communication and interpersonal skills.
• Ability to work accurately under pressure and to tight deadlines.
• Strong problem-solving and decision-making abilities.
• Professional, enthusiastic and customer-focused approach.
• Understanding of HR procedures, payroll or finance processes is desirable.
• Experience using office management systems or CRM platforms is advantageous.
• Previous experience within a team-based or regulated environment would be beneficial.

What's in it for you?

The nuclear energy sector offers exceptional long-term career opportunities, strong job security and the chance to support infrastructure that plays a vital role in the UK's low-carbon future. As investment in energy and critical infrastructure continues to grow, professionals benefit from stable employment, ongoing development opportunities and exposure to innovative projects that make a genuine impact.

• Competitive salary and attractive benefits package
• Excellent opportunities for career progression
• Long-term job security within a growing sector
• Ongoing training and professional development
• Exposure to a highly respected and future-focused industry
• Diverse and varied workload
• Supportive and collaborative team environment
• Opportunity to develop HR, payroll and business administration skills
• Work on a nationally significant site
• Strong focus on employee wellbeing and safety

Company Overview

Our Client is a leading provider of technical and energy services across the UK, delivering solutions to both public and private sector organisations. Supported by one of the country's largest low-carbon energy groups, they combine national expertise with a people-focused culture built on trust, professionalism and strong client relationships. Safety, development and collaboration are at the heart of everything they do, making them an employer that genuinely invests in its people.