The Role
Part-time Administrative Assistant responsible for data input and report support, answering phones, basic invoicing and order processing, record keeping, scheduling, and general office support. Provide excellent customer service and assist staff to ensure efficient business operations; full training provided.
Summary Generated by Built In
Contract: Part Time (6 month contract, subject to review)
Location: Spondon, Derby
Hours: 24 hours per week, flexible across Monday to Friday, 08:30 – 17:00
Rate: £13.50 – £13.80 per hour
About Us
MSS (Materials Site Services) has been providing specialist materials testing services since 1995, offering expert UKAS accredited laboratory and on-site testing of concrete, bituminous materials and soils, as well as comprehensive on-site sampling services. We operate across Scotland, the North and the Midlands, working with a diverse range of sectors including construction, infrastructure, and development projects.
Our high quality and responsive services have been trusted by contractors, consultants, designers and local councils, Transport Scotland and National Highways, GE technical engineering companies and structural developers for nearly three decades. We maintain a supportive and professional working environment where everyone can thrive, with a strong reputation for technical excellence, reliability, and exceptional client service.
Part of the Celnor Group
Celnor Group is a UK-based environmental services group operating across the Testing, Inspection, Certification and Compliance (TICC) landscape. With a growing portfolio of specialist businesses, Celnor provides essential services that protect people, property and the environment.
While each business retains its own identity, culture and technical specialism, all are supported by a central group function that invests in people, systems and long-term sustainable growth.
About the Role
We are seeking an Administrative Assistant to join our team in Derby. This is a brand-new role created to support our operations in the region, initially on a temporary basis subject to review. We’re looking for a customer-focused team player with strong organisational skills and attention to detail who is committed to delivering excellent service to our clients.
The primary focus of the role will be data input and management to support the compilation of reports, which are submitted for checking. Full training will be provided. Alongside this, you will carry out a range of day-to-day office duties including answering phones, basic finance-related functions, and general staff support.
You’ll work as part of an experienced team in a friendly and professional office environment, with excellent exposure to the construction industry and materials testing sector. Candidates based locally to our Derby office are particularly encouraged to apply.
Key Responsibilities
Location: Spondon, Derby
Hours: 24 hours per week, flexible across Monday to Friday, 08:30 – 17:00
Rate: £13.50 – £13.80 per hour
About Us
MSS (Materials Site Services) has been providing specialist materials testing services since 1995, offering expert UKAS accredited laboratory and on-site testing of concrete, bituminous materials and soils, as well as comprehensive on-site sampling services. We operate across Scotland, the North and the Midlands, working with a diverse range of sectors including construction, infrastructure, and development projects.
Our high quality and responsive services have been trusted by contractors, consultants, designers and local councils, Transport Scotland and National Highways, GE technical engineering companies and structural developers for nearly three decades. We maintain a supportive and professional working environment where everyone can thrive, with a strong reputation for technical excellence, reliability, and exceptional client service.
Part of the Celnor Group
Celnor Group is a UK-based environmental services group operating across the Testing, Inspection, Certification and Compliance (TICC) landscape. With a growing portfolio of specialist businesses, Celnor provides essential services that protect people, property and the environment.
While each business retains its own identity, culture and technical specialism, all are supported by a central group function that invests in people, systems and long-term sustainable growth.
About the Role
We are seeking an Administrative Assistant to join our team in Derby. This is a brand-new role created to support our operations in the region, initially on a temporary basis subject to review. We’re looking for a customer-focused team player with strong organisational skills and attention to detail who is committed to delivering excellent service to our clients.
The primary focus of the role will be data input and management to support the compilation of reports, which are submitted for checking. Full training will be provided. Alongside this, you will carry out a range of day-to-day office duties including answering phones, basic finance-related functions, and general staff support.
You’ll work as part of an experienced team in a friendly and professional office environment, with excellent exposure to the construction industry and materials testing sector. Candidates based locally to our Derby office are particularly encouraged to apply.
Key Responsibilities
- Data input and management to support report compilation and submission
- Answer telephone calls and manage client and colleague enquiries professionally
- Provide general administrative support to ensure efficient business operations
- Assist with basic finance-related functions including invoicing and order processing
- Maintain accurate records and documentation
- Support staff with day-to-day administrative tasks
- Process documentation and assist with scheduling as required
- Provide excellent customer service to clients, colleagues and suppliers
- Support compliance with company policies and quality standards
Skills, Knowledge, and Expertise
Essential Requirements:
- Excellent proficiency with Microsoft Office, including Word, Excel, and Outlook (essential)
- Professional telephone manner and strong verbal communication skills
- Highly organised with the ability to multitask effectively and prioritise workload
- Strong attention to detail and accuracy in administrative tasks
- Customer focused with demonstrated strong customer relations skills
- Ability to work independently and as part of a team
Desirable:
- Previous experience in an administrative or office coordination role
- Experience working in construction, engineering, or technical services
- Understanding of site operations or technical testing processes
- Local knowledge of the Derby area
Join Us
You’ll be joining a business where your contribution matters and where professionalism, integrity and teamwork are genuinely valued. As part of the wider Celnor Group, you’ll benefit from group-wide investment, shared expertise and opportunities to develop your career as the organisation continues to grow.
Salary and Benefits
We offer a competitive hourly rate of £13.50 – £13.80 per hour and provide a supportive working environment including:
- 24 hours per week, flexible across Monday to Friday, 08:30 – 17:00
- Casual and friendly office culture
- Full training provided for the primary reporting and data input functions
- Supportive team environment with ongoing training and development
- Work within a company with nearly three decades of industry expertise and UKAS accreditation
This is a fantastic opportunity to join a growing business in a varied and engaging role, with the potential for the position to develop further subject to review.
MSS is committed to providing equal opportunities and values diversity in the workplace.
To apply, please submit your CV and a covering letter explaining why you’re the right fit for this role.
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Celnor Group and its businesses manage recruitment directly. We do not require agency support for this role and will only engage with recruitment partners from our preferred supplier list where necessary.
We may use technology, including AI-enabled tools, to support parts of the recruitment process. AI is not used for candidate screening, scoring or hiring decisions. All hiring decisions are made by people, for people. Our recruitment systems are ISO 42001 accredited, reflecting our commitment to ethical, transparent and responsible use of technology.
We may use technology, including AI-enabled tools, to support parts of the recruitment process. AI is not used for candidate screening, scoring or hiring decisions. All hiring decisions are made by people, for people. Our recruitment systems are ISO 42001 accredited, reflecting our commitment to ethical, transparent and responsible use of technology.
Skills Required
- Proficiency with Microsoft Office, including Word, Excel and Outlook
- Professional telephone manner and strong verbal communication skills
- Highly organised with ability to multitask and prioritise workload
- Strong attention to detail and accuracy in administrative tasks
- Customer focused with demonstrated strong customer relations skills
- Ability to work independently and as part of a team
- Previous experience in an administrative or office coordination role
- Experience working in construction, engineering, or technical services
- Understanding of site operations or technical testing processes
- Local knowledge of the Derby area
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The Company
What We Do
Celnor Group is an international service provider in the Testing, Inspection, Certification, and Compliance (TICC) sector, offering specialist services across built environment, safety, risk management, and analytical sciences to ensure regulatory assurance and compliance.
