For anybody who's ever wondered what it is like working at MI5, here's your chance to ask a panel of current personnel about what it's like, what jobs you could consider and the skills required.

We'll be releasing more details about this live Q&A session soon, but here's a little taster of what we'll be exploring on the day:

• The different roles available and how you can apply for them

• What skills and abilities you'll need and what it takes to impress

• The various training, learning and development opportunities on offer

Do post your questions in advance below or join us on Monday 13 February between 1pm and 3pm, when the experts will be online sharing their insight and advice.

Please note, if you have already applied to MI5, please do not use this forum to ask questions about the progress of your application.

Owing to the sensitivity of MI5's work, discretion is vital. Please be aware, asking questions using your normal Twitter profile could reveal that you have applied. Please choose a username which hides your identity and doesn't relate to your actual name or personal details when commenting below. You can also email questions to alison.white@guardian.co.uk.

This content is brought to you by Guardian Professional. To get more content and advice like this direct to your inbox, sign up for our weekly Careers update.

Our panel:

Dan: I joined MI5 after graduating and have worked in a number of departments, including intelligence analysis.

Kate: I joined The Security Service as a middle manager, having previously worked in a number of public sector organisations. This is my second post. I run one of the recruitment teams and I am responsible for recruiting intelligence officers.

Emily: I also joined MI5 as a middle manager, having previously worked in the Civil Service. I work across all of MI5's recruitment campaigns, from intelligence officer to mobile surveillance officer, and foreign language analyst to digital intelligence specialists, working with the relevant departments to help them to advertise their roles and assess applicants.

Matt: I currently work in a corporate role, but have wide experience of graduate posts across The Security Service. I have also spent time working in other Whitehall departments.

John: I come from an IT background and joined MI5 as a digital specialist. I've worked in various technical areas across the Service, contributing to the progress of investigations. I'm now on my fourth posting following a stint working to recruit digital intelligence specialists.