UK Health Security Agency

Senior Radiation Protection Scientist

The closing date is 03 February 2026

Job summary

The Cytogenetics Group is one of the five research groups in the Radiation Effects Department of the Radiation, Chemical and Environmental Hazards Directorate (RCED). The Radiation Effects Department carries out research and delivers advice on the biological effects of radiation and selected chemical agents, and on appropriate response to incidents. The Cytogenetics Group carries out research into biomarkers to quantify ionising radiation exposures. The group also provides a biodosimetry service unique in the UK (Radiation Protection Services - UKHSA Chromosomal Dosimetry Services: ukhsa-protectionservices.org.uk). Some work on biomarkers of chemical exposure is also included.

We are currently seeking a Senior Radiation Protection Scientist who is an experienced, skilled, and motivated individual to lead on/perform activities related to cytogenetics and biodosimetry, including analysis of scientific data, or has a biological/related background with a strong interest and proven experience in cytogenetics, biodosimetry or statistical analysis and/or an interest/proven aptitude in developing these skills.

The postholder will provide support to senior scientists and the group and department as a whole to support cytogenetics, biodosimetry and commercial activities including leading the Chromosome Dosimetry Service.

Main duties of the job

The postholder will lead and support a wide range of existing and future research projects across a number of topics related, but not limited, to cytogenetics, biological dosimetry and DNA damage repair.

Other duties include:

  • Actively seek funding opportunities contributing to development of research proposals and writing of grant applications under the guidance of the Group Leader, including going through UKHSA's system of approval for project submissions.
  • Lead on relevant research projects applying cellular biological methods relevant to the Group's current areas of research using appropriate technologies, including biodosimetry assays (dicentrics, micronuclei, yH2AX, fluorescence in situ hybridisation (FISH), flow cytometry to immuno-histochemistry.
  • Generate sound lab data in support of research projects, to independently analyse and interpret complex scientific data sets using appropriate software tools.
  • Write and contribute to peer-reviewed publications related to the Group's areas of scientific research.
  • Present research findings at internal UKHSA, national and international meetings/conferences.
  • Recognise potential implications of observations and potential paths for future novel research.
  • Manage aspects of the lab and new team members including training/supervision of students and visiting workers.
  • Design and collaborate on research projects relevant to the group's research interests.

About us

We pride ourselves as being an employer of choice, where Everyone Matters promoting equality of opportunity to actively encourage applications from everyone, including groups currently underrepresented in our workforce.

UKHSA ethos is to be an inclusive organisation for all our staff and stakeholders. To create, nurture and sustain an inclusive culture, where differences drive innovative solutions to meet the needs of our workforce and wider communities. We do this through celebrating and protecting differences by removing barriers and promoting equity and equality of opportunity for all.

Please visit our careers site for more information https://gov.uk/ukhsa/careers

Details

Date posted

20 January 2026

Pay scheme

Other

Salary

£44,148 to £50,121 a year per annum, pro rata

Contract

Permanent

Working pattern

Full-time, Part-time, Job share, Flexible working

Reference number

919-SH-302583-EXT

Job locations

Scientific Campus

Didcot, Chilton

OX11 0QX


Job description

Job responsibilities

Further duties include:

  • Assist the lab manager with regular checks on maintenance of equipment and laboratory safety procedures.
  • Show initiative in problem solving, overcoming obstacles and interpreting complex experimental data, seeing the big picture of how biodosimetry can be used in real-life situations of radiation overexposure.
  • Contribute to teaching of undergraduate, masters & PhD students.
  • Contribute to radiation and wider emergency response activities of UKHSA through internal/external exercising.
  • Assist with monitoring of lab stocks & finances.
  • Be able to work alone, unsupervised.
  • Undertake peer reviews of submitted publications prepared by outside individuals as required by journals.
  • Participate/contribute directly to regular Group discussions/meetings.
  • Contribute to teaching of undergraduate, masters & PhD students.
  • Contribute to radiation and wider emergency response activities of UKHSA through internal/external exercising.
  • Assist with monitoring of lab stocks & finances.
  • Be able to work alone, unsupervised.
  • Undertake peer reviews of submitted publications prepared by outside individuals as required by journals.
  • Participate/contribute directly to regular Group discussions/meetings.

Some of these duties will entail working alone and unsupervised while others will require supervision. The postholder will be expected to carry out accurate scientific work in accordance with established procedures and protocols. Input to method/protocol development and troubleshooting is also expected. This will require a good understanding and level of knowledge of the methods and underlying principles as well as technical and analytical skills. Suitable training will be provided to allow the postholder to develop their skills and any personal development within the role.

Training

Providing assistance in practical exercises and demonstrations, including work experience students, undergraduate visitors and public and patient engagement and involvement activities. Continue to develop skills and qualifications related to statistical analysis and data evaluation.

Emergency Response

Active participation in the UKHSAs response to radiological emergencies, in accordance with the roles described in the RCCE Emergency Plan. These roles will include logistics support, monitoring control team, cytogenetics team and support to the incident director.

This position is for a highly motivated and enthusiastic individualwith previous relevant experience in biological dosimetry and/or data analysis to provide support to senior scientists whilst developing their own skills and experience to become an independent scientist in their own right. The successful candidate will lead and contribute towards existing and future research projects across a number of topics related to biological dosimetry.

It should be noted that the work of the division is of a confidential nature and must not be communicated to other persons except where required for authorised purposes.

The above is not an exhaustive list and is only an outline of the tasks, responsibilities and outcomes required of the role. You will carry out any other duties as may reasonably be required by your line manager.

The job description and person specification may be reviewed on an ongoing basis in accordance with the changing needs of the division and the UKHSA.

Essential Criteria

  • Degree level qualification in biological sciences or a related discipline.
  • Post-graduate degree and / or equivalent or significant experience related to biology, physics or data science.
  • Experience of analysing and presenting complex information in a variety of formats to a wide range of stakeholders.
  • Experience in biological dosimetry techniques and/or related experimental work.
  • Understanding of radiobiology and radiation protection.
  • Experience of dealing with radiobiological data and an understanding of uncertainties.
  • Excellent communication skills, including writing reports; making scientific and more public-facing presentations, and an ability to form and maintain productive and working relationships.
  • Excellent project management and planning skills, including good time management and ability to prioritise, work under pressure and work to tight deadlines.
  • Experience of independently leading projects.
  • Ability to meet deadlines and strong problem-solving skills and using initiative.
  • Excellent interpersonal skills and an ability to work effectively both autonomously and within a team.
  • An understanding of and commitment to equality of opportunity and good working relationships.

Desirable Criteria

  • Experience of teaching/training students.
  • Willingness to work occasional evenings or weekends.

Selection Process Details

This vacancy is using Competency.

Application & Sift

At sift stage you will be assessed against the Essential Criteria listed in this job advert.

You will be required to complete an:

  • Application form (Employer/ Activity history section on the application)
  • Up to 1,000 word Supporting Statement

Healthjobs UK has a word limit of 1,500, but your Supporting Statement must be no more than 1,000 words. We will not consider any words over 1,000 words.

Your Supporting Statement should outline how your skills, experience, and knowledge, provide evidence of your suitability for the role, with reference to the Essential Criteria listed in this job advert.

You will receive a joint score for your application form and Supporting Statement. The application form is the kind of information you would put into your CV please be advised you will not be able to upload your CV. Please complete the application form in as much detail as possible. Please do not email us your CV.

Longlisting

In the event of a large number of applications, we may longlist into 3 piles of:

  • Meets all Essential Criteria
  • Meets some Essential Criteria
  • Meets no Essential Criteria

Only those meeting "all Essential Criteria" will progress to Shortlisting.

Shortlisting

In the event of a large number of applications, we may conduct an initial sift on the following Essential Criteria:

  • Experience in biological dosimetry techniques and/or related experimental work.

Desirable criteria may be used in the event of a large number of applications/successful candidates.

If you are successful at this stage, you will progress to interview.

Feedback will not be provided at this stage.

Interview

You will be invited to a face-to-face interview.

In exceptional circumstances, we may be able to offer a remote interview.

Interview location and dates to be confirmed.

During the interview we will assess your knowledge, experience, skills and abilities based on the Essential Criteria listed in this job advert.

Once this job has closed, the job advert will no longer be available. You may want to save a copy for your records.

Eligibility Criteria

Open to all external applicants (anyone) from outside the Civil Service (including by definition internal applicants).

Salary Information

SEO Outer: £44,148 - £50,121 per annum, pro rata

If you are successful at interview, and are moving from another government department, NHS, or Local Authority, the relevant starting salary principles for level transfers or promotions will apply. Otherwise, roles are offered at the pay scale minimum for the grade, but in exceptional circumstances there may be flexibility if you are able to demonstrate you are already in receipt of an existing, higher salary. Pay increases are through the relevant annual pay award for the role and terms.

Location

This role is being offered as lab based at our site Chilton Scientific Campus, Didcot, Chilton, Oxfordshire OX11 0QX.

Please note, hybrid working is not available for this role.

Security Clearance Level Requirement

Successful candidates must pass a disclosure and barring security check.

Successful candidates must meet the security requirements before they can be appointed. The level of security needed is Counter-Terrorist Check. For meaningful National Security Vetting checks to be carried out individuals need to have lived in the UK for a sufficient period of time. You should normally have been resident in the United Kingdom for the last 3 years as the role requires CTC clearance. In exceptional circumstances UK residency less than the outlined periods may not necessarily bar you from gaining national security vetting and applicants should contact the Vacancy Holder/Recruiting Manager listed in the advert for further advice.

Job description

Job responsibilities

Further duties include:

  • Assist the lab manager with regular checks on maintenance of equipment and laboratory safety procedures.
  • Show initiative in problem solving, overcoming obstacles and interpreting complex experimental data, seeing the big picture of how biodosimetry can be used in real-life situations of radiation overexposure.
  • Contribute to teaching of undergraduate, masters & PhD students.
  • Contribute to radiation and wider emergency response activities of UKHSA through internal/external exercising.
  • Assist with monitoring of lab stocks & finances.
  • Be able to work alone, unsupervised.
  • Undertake peer reviews of submitted publications prepared by outside individuals as required by journals.
  • Participate/contribute directly to regular Group discussions/meetings.
  • Contribute to teaching of undergraduate, masters & PhD students.
  • Contribute to radiation and wider emergency response activities of UKHSA through internal/external exercising.
  • Assist with monitoring of lab stocks & finances.
  • Be able to work alone, unsupervised.
  • Undertake peer reviews of submitted publications prepared by outside individuals as required by journals.
  • Participate/contribute directly to regular Group discussions/meetings.

Some of these duties will entail working alone and unsupervised while others will require supervision. The postholder will be expected to carry out accurate scientific work in accordance with established procedures and protocols. Input to method/protocol development and troubleshooting is also expected. This will require a good understanding and level of knowledge of the methods and underlying principles as well as technical and analytical skills. Suitable training will be provided to allow the postholder to develop their skills and any personal development within the role.

Training

Providing assistance in practical exercises and demonstrations, including work experience students, undergraduate visitors and public and patient engagement and involvement activities. Continue to develop skills and qualifications related to statistical analysis and data evaluation.

Emergency Response

Active participation in the UKHSAs response to radiological emergencies, in accordance with the roles described in the RCCE Emergency Plan. These roles will include logistics support, monitoring control team, cytogenetics team and support to the incident director.

This position is for a highly motivated and enthusiastic individualwith previous relevant experience in biological dosimetry and/or data analysis to provide support to senior scientists whilst developing their own skills and experience to become an independent scientist in their own right. The successful candidate will lead and contribute towards existing and future research projects across a number of topics related to biological dosimetry.

It should be noted that the work of the division is of a confidential nature and must not be communicated to other persons except where required for authorised purposes.

The above is not an exhaustive list and is only an outline of the tasks, responsibilities and outcomes required of the role. You will carry out any other duties as may reasonably be required by your line manager.

The job description and person specification may be reviewed on an ongoing basis in accordance with the changing needs of the division and the UKHSA.

Essential Criteria

  • Degree level qualification in biological sciences or a related discipline.
  • Post-graduate degree and / or equivalent or significant experience related to biology, physics or data science.
  • Experience of analysing and presenting complex information in a variety of formats to a wide range of stakeholders.
  • Experience in biological dosimetry techniques and/or related experimental work.
  • Understanding of radiobiology and radiation protection.
  • Experience of dealing with radiobiological data and an understanding of uncertainties.
  • Excellent communication skills, including writing reports; making scientific and more public-facing presentations, and an ability to form and maintain productive and working relationships.
  • Excellent project management and planning skills, including good time management and ability to prioritise, work under pressure and work to tight deadlines.
  • Experience of independently leading projects.
  • Ability to meet deadlines and strong problem-solving skills and using initiative.
  • Excellent interpersonal skills and an ability to work effectively both autonomously and within a team.
  • An understanding of and commitment to equality of opportunity and good working relationships.

Desirable Criteria

  • Experience of teaching/training students.
  • Willingness to work occasional evenings or weekends.

Selection Process Details

This vacancy is using Competency.

Application & Sift

At sift stage you will be assessed against the Essential Criteria listed in this job advert.

You will be required to complete an:

  • Application form (Employer/ Activity history section on the application)
  • Up to 1,000 word Supporting Statement

Healthjobs UK has a word limit of 1,500, but your Supporting Statement must be no more than 1,000 words. We will not consider any words over 1,000 words.

Your Supporting Statement should outline how your skills, experience, and knowledge, provide evidence of your suitability for the role, with reference to the Essential Criteria listed in this job advert.

You will receive a joint score for your application form and Supporting Statement. The application form is the kind of information you would put into your CV please be advised you will not be able to upload your CV. Please complete the application form in as much detail as possible. Please do not email us your CV.

Longlisting

In the event of a large number of applications, we may longlist into 3 piles of:

  • Meets all Essential Criteria
  • Meets some Essential Criteria
  • Meets no Essential Criteria

Only those meeting "all Essential Criteria" will progress to Shortlisting.

Shortlisting

In the event of a large number of applications, we may conduct an initial sift on the following Essential Criteria:

  • Experience in biological dosimetry techniques and/or related experimental work.

Desirable criteria may be used in the event of a large number of applications/successful candidates.

If you are successful at this stage, you will progress to interview.

Feedback will not be provided at this stage.

Interview

You will be invited to a face-to-face interview.

In exceptional circumstances, we may be able to offer a remote interview.

Interview location and dates to be confirmed.

During the interview we will assess your knowledge, experience, skills and abilities based on the Essential Criteria listed in this job advert.

Once this job has closed, the job advert will no longer be available. You may want to save a copy for your records.

Eligibility Criteria

Open to all external applicants (anyone) from outside the Civil Service (including by definition internal applicants).

Salary Information

SEO Outer: £44,148 - £50,121 per annum, pro rata

If you are successful at interview, and are moving from another government department, NHS, or Local Authority, the relevant starting salary principles for level transfers or promotions will apply. Otherwise, roles are offered at the pay scale minimum for the grade, but in exceptional circumstances there may be flexibility if you are able to demonstrate you are already in receipt of an existing, higher salary. Pay increases are through the relevant annual pay award for the role and terms.

Location

This role is being offered as lab based at our site Chilton Scientific Campus, Didcot, Chilton, Oxfordshire OX11 0QX.

Please note, hybrid working is not available for this role.

Security Clearance Level Requirement

Successful candidates must pass a disclosure and barring security check.

Successful candidates must meet the security requirements before they can be appointed. The level of security needed is Counter-Terrorist Check. For meaningful National Security Vetting checks to be carried out individuals need to have lived in the UK for a sufficient period of time. You should normally have been resident in the United Kingdom for the last 3 years as the role requires CTC clearance. In exceptional circumstances UK residency less than the outlined periods may not necessarily bar you from gaining national security vetting and applicants should contact the Vacancy Holder/Recruiting Manager listed in the advert for further advice.

Person Specification

Application Form & Supporting Statement

Essential

  • Application Form & Supporting Statement

Interview

Essential

  • Questions on knowledge, experience, skills and abilities
Person Specification

Application Form & Supporting Statement

Essential

  • Application Form & Supporting Statement

Interview

Essential

  • Questions on knowledge, experience, skills and abilities

Disclosure and Barring Service Check

This post is subject to the Rehabilitation of Offenders Act (Exceptions Order) 1975 and as such it will be necessary for a submission for Disclosure to be made to the Disclosure and Barring Service (formerly known as CRB) to check for any previous criminal convictions.

Certificate of Sponsorship

Applications from job seekers who require current Skilled worker sponsorship to work in the UK are welcome and will be considered alongside all other applications. For further information visit the UK Visas and Immigration website (Opens in a new tab).

From 6 April 2017, skilled worker applicants, applying for entry clearance into the UK, have had to present a criminal record certificate from each country they have resided continuously or cumulatively for 12 months or more in the past 10 years. Adult dependants (over 18 years old) are also subject to this requirement. Guidance can be found here Criminal records checks for overseas applicants (Opens in a new tab).

Additional information

Disclosure and Barring Service Check

This post is subject to the Rehabilitation of Offenders Act (Exceptions Order) 1975 and as such it will be necessary for a submission for Disclosure to be made to the Disclosure and Barring Service (formerly known as CRB) to check for any previous criminal convictions.

Certificate of Sponsorship

Applications from job seekers who require current Skilled worker sponsorship to work in the UK are welcome and will be considered alongside all other applications. For further information visit the UK Visas and Immigration website (Opens in a new tab).

From 6 April 2017, skilled worker applicants, applying for entry clearance into the UK, have had to present a criminal record certificate from each country they have resided continuously or cumulatively for 12 months or more in the past 10 years. Adult dependants (over 18 years old) are also subject to this requirement. Guidance can be found here Criminal records checks for overseas applicants (Opens in a new tab).

Employer details

Employer name

UK Health Security Agency

Address

Scientific Campus

Didcot, Chilton

OX11 0QX


Employer's website

https://www.gov.uk/government/organisations/uk-health-security-agency (Opens in a new tab)

Employer details

Employer name

UK Health Security Agency

Address

Scientific Campus

Didcot, Chilton

OX11 0QX


Employer's website

https://www.gov.uk/government/organisations/uk-health-security-agency (Opens in a new tab)

Employer contact details

For questions about the job, contact:

Resourcing Support

Sarah Handy

sarah.handy@ukhsa.gov.uk

Details

Date posted

20 January 2026

Pay scheme

Other

Salary

£44,148 to £50,121 a year per annum, pro rata

Contract

Permanent

Working pattern

Full-time, Part-time, Job share, Flexible working

Reference number

919-SH-302583-EXT

Job locations

Scientific Campus

Didcot, Chilton

OX11 0QX


Privacy notice

UK Health Security Agency's privacy notice (opens in a new tab)