Callum Marius

Experience

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  Sainsbury's

  Aug 2011 - Jun 2016

  Checkout Supervisor / Price & Advertising Controller

  Worked in St Albans and Canterbury stores, leading Customer Service, Commercial and HR departments independently, supervising up to 50 people at a time. 12 month secondment to Human Resources at age 17, including running training courses and interviewing. Ensured legal compliance from pricing/advertising to correct scheduling of team of 105.

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  Lycée des Métiers Françoise de Grâce

  Oct 2015 - Apr 2016

  Assistant professeur d'anglais

  Taught English to 15-19 year olds, with additional adult classes. This included both lycée technologique and lycée professionnel (technical and vocational schools) as part of LV1 and DNL (Electronics and Retail) classes. Also responsible for writing, translating and actioning work experience contracts as part of the Erasmus+ LEMON programme.

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  Eurostar

  Jun 2016 - Oct 2018

  Based at Control Room Eurostar (CRE) in Lille, I was the voice of the customer and represented the commercial interests of the business at our control room, especially in periods of disruption. My goal was to improve communication around the business so that what we said to customers in disruption (planned and unplanned) was clear, on-brand and useful. Key projects included:- Undertaking all commercial and customer-centric decision making in the heart of Operations- Creating/implementing commercial processes for new London <> Amsterdam direct route with NS- Supporting data-driven network and operational planning meeting customer needs- Upskilling social media team across the business to provide a robust stream of real-time service information and keeping customers informed - Managing social media team and verifying content on a day-to-day basis in disruption- Together with CX and onboard teams, reinforcing unaccompanied minors policy on London <> Marseille direct route via targeted comms through Email, SMS and social posts- Improve flow of customers through stations via targeted comms and changes to pre-travel info- Working with marketing/digital teams to improve CX on website and owned social media; act as liaison between wider frontline teams and marketing/digital on content and campaigns Show less Community management and customer service on Eurostar's various social media platforms. Worked closely with marketing, operational and customer experience teams to bring marketing campaigns to life in BAU and promotional activity. Launched a proof-of-concept trial of Eurostar colleague Twitter profiles, showcasing business diversity and driving employee advocacy. In an on-call role, together with the wider E* disruption team, maintained customer information on our websites, app, social media and direct via email/SMS. Upskilling fellow colleagues to ensure operational efficiency. Show less

  • Customer Communication Controller

    May 2017 - Oct 2018

  • Social Media Coordinator / Communications On-Call

    Dec 2016 - May 2017

  • Customer Care Advisor

    Jun 2016 - Dec 2016
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  JeffreyM Consulting

  Dec 2018 - Sept 2020

  Launched Sprinklr’s European CXC (Customer Experience Centre) in the heart of the City of London in early 2019, with global social media professionals at JeffreyM Consulting. I managed a range of projects aimed at boosting the profile of the Sprinklr EMEA business and lead generation.Projects included:- Championing B2B customer experience across EMEA- Developing and executing social media account-based marketing strategy- Demonstrating live CX opportunities to prospective customers (inc events such as Cannes Lions 2019)- Engaging Sprinklr employees and partners with social media advocacy and employer branding content Show less

  • Social Media Marketing Consultant - Sprinklr

    Aug 2019 - Sept 2020

  • Social Media and Customer Experience Manager - Sprinklr

    Dec 2018 - Aug 2019
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  Freelance

  Sept 2020 - May 2021

  Freelance Journalist / Social Media Strategist

  Freelance journalist/social media strategist whilst completing an MA in Interactive Journalism at City, University of London. Contributor to Interhacktives, Islington Now and Hackney Post.-Developed a news brand for innovation course-Produced editorial content via social video, streaming, podcast, multimedia story, data visualisation, newsletter and VoIP/IM-Researched social media theory, audience development trends

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  Reach plc

  May 2021 - Jun 2023

  Led transport coverage at the UK's fastest growing news website, including: -News, opinion, interactive and longform feature pieces on the transport-related issues facing London and the Home Counties-Guiding newsroom on transport coverage and editorial style for MyLondon-Appearances on TV, radio and at in-person panels and events The first dedicated Transport Correspondent for Reach plc's MyLondon news brand. Covered transport news and features in London and the Home Counties in the unique style of London's biggest digital news brand.

  • Transport Editor

    May 2022 - Jun 2023

  • Transport Correspondent

    May 2021 - May 2022
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  GTR (Govia Thameslink Railway)

  Jun 2023 - now

  In an expanded role, I lead a team of three developing, creating and distributing all owned channel and organic content across GTR's marketing proposition - with a focus on organic social, influencer and website editorial. In a newly-created role, I am responsible for all social media marketing content at Britain’s biggest train operator. Unlocking the potential of London and the South East by sharing the stories of people and places connected by Thameslink, Southern, Great Northern and Gatwick Express, I’m focusing on building our brand, online community and organic presence across Facebook, TikTok, Instagram, Twitter and emerging platforms.

  • Content Manager

    Jan 2025 - now

  • Social Content Manager

    Jun 2023 - Jan 2025