Client Manager
Company: Core
Role summary
Client Manager is a full-time role at Core in Dublin, Leinster, Ireland (hybrid). Posted 2026-08-27. Experience level: 2-5.
- Job title
- Client Manager
- Company
- Core
- Location
- Dublin, Leinster, Ireland
- Work arrangement
- hybrid
- Employment type
- full-time
- Category
- Software Engineering
- Experience level
- 2-5
- Date posted
- 2026-08-27
You’ll love the variety in this role, where you get to build lasting relationships and act as the main point of contact for a diverse set of clients. It is a fantastic opportunity to sharpen your communication skills while working in a supportive, stable team environment that values professional development.
Job description
The Role
Client Manager
Employer: Mediavest t/a Core
Location: Dublin 2, County Dublin, Ireland
Salary: €36,605.00 per annum
Hours of Work: 39 hours per week
Contract Type: Full-time, Permanent
OVERVIEW
This role assumes responsibility for managing media campaign activity for multiple client
accounts. The role will also act as a point of contact for clients surrounding the day-to-day
account management activity. It requires the use of media planning tools, the effective
management of the media planning processes, excellent attention to detail and time
management to ensure best in class delivery on behalf of the media team for clients. It also
requires strong collaboration and communication with the wider organisation across the
Central Teams to ensure that delivery is to the highest standards. A strong working relationship
with colleagues, particularly the Channel Planning and Investment teams, is a crucial element of
this role.
Responsibilities
The role of Client Manager assumes the responsibility for media plan development for all
clients within their team. This means the coordination of Central Teams within Core to
produce the media plan that is delivered to clients.
Included in this is the use of tools to power the media planning process. This role is central to
the efficient and effective running of the day-to-day client service including ownership and
actualisation of media plans, monitoring of POs, timely and accurate billing, creating
presentations of competitor insights, ideation and working with the team to deliver innovation.
The client manager will work closely with the Channel Planning and Investment teams, will
manage the delivery of the media plan, and will ensure that it is aligned with the overall media
rationale.
This will all be delivered accurately and by adhering to processes as outlined in our ways of
working.
KPIs will include unbilled %, efficient resolution of media queries, and “Delivery” client service
scores in the annual RADAR service review.
AGENCY PERFORMANCE
• Ownership of the creation of the media plan, working closely with The Channel
Planning team and all Central Teams to ensure efficient delivery of the media planning
process
• Management of campaign from start to end, essentially project managing the campaign
(dealing with client queries, coordinating reports, monitoring, ensuring plans are audit
ready)
• Ensure any audit recommendations that have been agreed by Business Director and
Client Director with auditor are implemented on all media plans, including working
with Channel Planning and Investment teams to manage
• Manage all campaign amendments, and push changes through to The Channel Planning
team and Investment teams
• Internal coordination with Core Practices and Central Teams on live campaign queries
including delivery updates and pacing reports
• Analyse and understand reports generated by Central Teams. Use the data generated
to provide insights and identify clear actions to be taken
• Liaising with the Creative Agency and OOH agencies for delivery of creative assets
• Develop an understanding of each Practice and Central Team within Core and what it
contributes to the overall plan
• Validate campaign delivery and performance
• Create and project manage post campaign reviews for clients
• Responsibility in making sure a campaign goes live
• Helping prep media presentations
• Coordinating media owner briefs and delivery
• Ensuring all plans are audit ready each month
• Adopt and embrace an accuracy culture by having and supporting excellent attention
to detail
COMMERCIAL PERFORMANCE
• Collection and reconciliation of client POs and manage the internal communication of
POs across teams ensuring effective and efficient month end billing in conjunction with
the Media Operations Associate
• Reconciliation of all media plans at month end to reflect delivery
• Overall responsibility for billing at the end of each month
• Manage media budgets, forecasting and aged debt
• Ensure all billing is 100% accurate and on time for clients, and particularly on new out
of scope projects, with correct booking category being used to easily and accurately
identify progress.
• Ensure timesheets are updated weekly and that they accurately reflect the time spent
on our clients business
TALENT MANAGEMENT
• Deepening understanding of media by committing to the internal training Core
Learning programme(s) and regularly attend training for your development
• Developing understanding of client business, their Key Business Priorities for the year
and play a role in creating the strategies to deliver against them
• Ensure close collaboration with Client Director so that they are enabled to actively
assist your development and to ensure the consistent delivery of the highest standard
of agency output
• Ensure a strong comprehension and commitment to your career development plan in
line with your 360 appraisal, quarterly catch up’s and goals
• Upholds the Core values in words and actions
• Embracing our value of Togetherness through cross company collaboration
• Proactively build relationships within the wider company
• Contributes to a hardworking and fun team environment
Your profile
Experience
• 2-4 years’ media experience with proven track record. Knowledge of the digital
disciplines would be beneficial
• Excellent working knowledge of Microsoft Office, in particular Excel and PowerPoint
• Experience with 3rd party tracking (DoubleClick) is preferable
• Experience in managing large scale, complex media campaigns is essential
• Previous experience with relevant marketing tools
Person Specification
• Be a confident communicator
• Excellent interpersonal skills – ability to build strong relationships with clients
• Display the ability to think creatively and innovatively
• Very knowledgeable on all media – ideally an expert on at least one medium
• Possess good presentation skills – assist in presenting insights to clients