Materials/Field Technician

Celnor; Southampton; On-site; GBP 29,000 - 32,000; Full time

Benefits offered by this job

Signing-on bonus

Referral reward

Company van

Phone and tablet

Training

Career progression

Job summary

MSS, part of the Celnor Group, is seeking a Materials / Field Technician in Southampton. The role combines on-site sampling and testing with laboratory work across construction and infrastructure projects.

You will work with clients, contractors and colleagues to ensure accurate test results, quality assurance and timely data entry. Travel across surrounding areas is required, with training and career development provided.

Qualifications

• Experience in construction or materials testing in a technical environment.
• Ability to work independently and manage workload.
• Strong communication and interpersonal skills.

Responsibilities

• Attend construction and infrastructure sites to carry out sampling and testing.
• Test soils, aggregates, concrete and asphalt materials.
• Record and upload test data using company systems.
• Maintain and calibrate testing equipment.
• Liaise with clients and site teams to ensure quality and compliance.
• Support both site-based and laboratory testing activities.
• Follow company procedures and health and safety requirements.
• Travel across the region to support projects.

Skills

Construction experience

Materials testing

Independent worker

Communication skills

Microsoft Office

Full UK driving licence

Willingness to travel

Job description

Materials/Field Technician

Department: Field Team

Employment Type: Permanent - Full Time

Location: Southampton

Compensation: £29,000 - £32,000 / year

Description

Contract: Permanent, Full-time

Location: Southampton (with travel across the surrounding areas)

Salary: £29,000 - £32,000 depending on experience

About Us

MSS is a specialist materials testing business providing high-quality site and laboratory testing services to clients across the construction, infrastructure and civil engineering sectors.

Working on projects of all sizes, we support contractors, developers and engineers with reliable testing, technical expertise and responsive service. Our experienced team plays a vital role in helping clients maintain quality, safety and compliance throughout the construction process.

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 a Materials / Field Technician to join our growing team based in Southampton.

This is a hands-on role working across construction, infrastructure and highway projects, carrying out on-site sampling, testing and quality assurance activities. The role combines field-based testing with laboratory work and would suit someone with previous experience within construction, materials testing or a similar technical environment.

You will work closely with clients, contractors and colleagues to ensure materials are tested accurately and efficiently while maintaining the high standards of service and technical expertise that MSS is known for.

Key Responsibilities

• Attend construction and infrastructure sites to carry out sampling and testing activities
• Conduct testing on soils, aggregates, concrete and asphalt materials
• Accurately record and upload test data using company systems
• Maintain testing equipment and ensure it remains calibrated and serviceable
• Liaise with clients, site teams and colleagues to ensure quality and compliance requirements are met
• Support both site-based and laboratory testing activities as required
• Ensure all work is carried out in accordance with company procedures and health and safety requirements
• Travel across the region to support projects and client requirements

Skills, Knowledge, and Expertise

• Experience within construction, materials testing or a related technical environment
• Ability to work independently and manage workload effectively
• Good communication and interpersonal skills
• Confident using digital systems and Microsoft Office applications
• Full UK driving licence
• Flexibility to travel and work varying hours when required

What We're Looking For

We are looking for a practical and motivated individual who enjoys working both on site and as part of a wider technical team.

The successful candidate will be organised, proactive and committed to delivering high standards of quality and customer service. You will be comfortable working in a fast-paced environment and keen to develop your skills within a growing business.

Salary and Benefits

We offer a salary of £29,000 - £32,000 depending on experience and provide a supportive working environment including:

• Signing‑on bonus payable upon successful completion of probation
• Referral reward of up to £500 for successful hires
• 40 hour working week with overtime rates available for evenings and weekends
• Company van, phone and tablet following successful completion of training
• All required training provided, including Safety Critical Medical
• Supportive team environment with ongoing training and development
• Opportunity to work within a growing business supporting major construction and infrastructure projects
• Excellent career progression and cross-training opportunities across the wider Celnor Group

This is an excellent opportunity to join a growing business and develop a long-term career within the materials testing and construction sectors.

MSS is committed to providing equal opportunities and values diversity in the workplace.

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.