Ryan Calder
Watten,Highland
Summary
Qualified Health Physics Surveyor currently working at Dounreay, carrying out radiological surveys and supporting safe operations within a nuclear licensed site. Skilled in contamination control, dose rate monitoring, and working in line with permit-to-work systems, risk assessments, and regulatory requirements. Possesses strong knowledge of radiological and non-radiological waste, including characterisation, segregation, treatment, and compliance with legislation.
Demonstrates high attention to detail, strong safety awareness, and effective communication within operational teams, contributing to a positive safety culture. Outside of work, plays for Keiss FC, strengthening teamwork and discipline, and carries out car detailing, reinforcing precision and high standards of work.
Motivated to apply these skills within a Waste Specialist role, ensuring safe, compliant, and efficient waste management.
Overview
7
7
years of professional experience
2
2
years of post-secondary education
Work history
Health Physics Surveyor
NRS
Dounreay Site, Caithness
04.2024 - Current
- As a Health Physics Surveyor, I am responsible for carrying out radiological monitoring to ensure safe working conditions and compliance with nuclear site regulations. This includes performing dose rate and contamination checks, maintaining strict contamination control, and supporting operational teams during project work.
- I apply strong attention to detail, hazard awareness, and a thorough understanding of radiation protection principles to ensure all activities are conducted safely and in line with permit-to-work systems, risk assessments, and site procedures. I also contribute to maintaining a positive safety culture by promoting best practices and ensuring adherence to regulatory standards.
Leisure assistant
Highlife Highland
Thurso, Highland
09.2022 - 09.2023
- Monitored and maintained safe pH and chlorine levels in accordance with health and safety standards.
- Maintained high standards of cleanliness and hygiene across the facility.
- Supervised the swimming pool in a busy environment, ensuring the safety of all users.
- Responded to incidents and carried out water rescues and emergency procedures when required.
- Worked effectively both independently and as part of a team in high-responsibility situations.
Joiner
DD Joinery
Wick, Highland
09.2019 - 11.2021
- Prepared and selected materials for installation, including wood and plastic components.
- Carried out precise measuring, cutting, and shaping to ensure accurate fitting
- Installed doors, skirting, fixings, and formwork to a high standard.
- Liaised with clients to ensure work met requirements and maintained high levels of customer satisfaction.
Education
NVQ Diploma Level 2 in Radiation Protection -
Nuvia
Thurso, Highland 04.2024 - 03.2026
North Highland College
Thurso, HighlandWick Highschool
Wick, HighlandSkills
Technical and Job-Specific Skills
- Radiological monitoring
- Contamination Control
- Knowledge of Waste treatment and disposal methods
- Waste Segregation and clasification
- Knowledge of waste treatment and disposal methods
- Respiratory and Protective Equipment (RPE) Operations
Compliance and Safety Skills
- Strong understanding of radiation protection principles (ALARP)
- Knowledge of relevant legislation and regulatory requirements
- Risk assessment and hazard identification
- Environmental and safety compliance
- Following site procedures
Core Professional Skills
- High attention to detail
- Strong accountability and safety awareness
- Problem-solving in controlled environments
- Decision-making under pressure
- Time management and task prioritisation
Team and Communication Skills
- Effective communication with operational teams
- Teamwork in high-risk environments
- Challenging unsafe behaviours professionally
- Supporting a positive safety culture
Affiliations
- Football
- Car Detailing
- Boxing
References
References available upon request.
Timeline
Health Physics Surveyor
NRS
04.2024 - Current
NVQ Diploma Level 2 in Radiation Protection -
Nuvia
04.2024 - 03.2026
Leisure assistant
Highlife Highland
09.2022 - 09.2023
Joiner
DD Joinery
09.2019 - 11.2021
North Highland College
Wick Highschool