{"id":2001270,"url":"https://alion.io/job/omnicom-data-selections-analyst","title":"Data Selections Analyst","company":{"id":720301,"name":"Omnicom","domain":"omc.com","url":"https://alion.io/company/omnicom","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":55,"ghost_share":0,"stale_share":0.945,"repost_share":0,"time_to_fill_p50_days":20,"computed_at":"2026-10-10T05:45:15Z"}},"role":"Analytics","role_family":"Analytics","seniority":"junior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":37000,"max_usd":65000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":12},"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"SQL","optional":false}],"status":"live","first_seen_at":"2026-10-07T11:32:13Z","employer_posted_date":"2026-10-07","last_verified_at":"2026-10-11T20:08:18Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Agency:\nRAPPJob Function:\nData and AnalyticsJob Subfunction:\nData Science and AnalyticsJob Description:\nCritical Mass is looking for a bright, curious and detail-focused Data Selections Analyst to join our growing team in London.\nThis is an exciting opportunity for someone with experience in data selection, processing or direct marketing who wants to develop their career within an agency environment. You’ll work as part of a specialist Data Selections team, sitting at the intersection of Marketing, Data Planning, Analytics and Operations and supporting campaigns for a large, high-profile client.\nThe role offers exposure to complex datasets, campaign targeting and selection, data quality and analysis, as well as opportunities to get involved in new tools, technologies and project work.\nWhat you'll be doing\nYou’ll play an important role in the end-to-end delivery of campaign selections, ensuring data is accurate, compliant and delivered on time.\nYour responsibilities will include:\nWorking with Client Leadership and delivery teams to understand project briefs and translate requirements into clear data specifications.\nCreating data briefs and working with Data Planners to implement campaign targeting and test plans.\nSelecting and processing data for multi-channel campaigns, including direct mail, email, SMS and other customer communications.\nWorking with large and complex datasets while maintaining a high level of data accuracy and integrity.\nCarrying out data quality checks, campaign counts and queries throughout the production process.\nPerforming quality assurance checks on your own work and reviewing selections produced by colleagues.\nSupporting campaign development through ad hoc analysis and data queries.\nProducing regular reports and completing day-to-day data administration.\nUsing data and analytical tools to respond to customer queries and information requests.\nGetting involved in project work, process improvements and opportunities to introduce new tools and technologies.\nWhat we're looking for\nWe're looking for someone who is naturally curious about data, enjoys solving problems and takes pride in getting the detail right.\nYou'll ideally have:\nAt least 2 years' experience in data selection, data processing or a similar data-focused role.\nExperience working with large or complex datasets.\nAn understanding of direct marketing and campaign targeting.\nExperience using a CRM, campaign management or similar data application. Experience with Siebel would be beneficial, but full training will be provided.\nSQL experience would be useful, but isn't essential.\nStrong attention to detail and a methodical approach to your work.\nThe ability to interpret data, identify issues and explain findings clearly to non-technical stakeholders.\nStrong organisational and time-management skills, with the ability to manage deadlines in a busy environment.\nA collaborative approach and the confidence to work with colleagues across different teams.\nA willingness to learn new systems, tools and ways of working.\n\nOmnicom’s policy requires employees to work in the office for a minimum of three days a week, unless additional in-office days are directed by their agency or manager. Our objective is to increase this requirement over time, and many of our agencies as well as Omnicom’s corporate group already require five days of in-office attendance.\nOmnicom is committed to hiring and developing exceptional talent. We agree that talent is uniquely distributed, and we’re focused on developing inclusive teams that can bring the best solutions to everything we do. We strongly believe that celebrating what makes us different makes us better together. Join us-we look forward to getting to know you. 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