Niamh Costello in

Niamh Costello

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Sales Enablement Manager, Inside Sales at Iron Mountain
📍 Dublin, County Dublin, Ireland

Niamh is a Sales Enablement Manager at Iron Mountain, where she specializes in designing scalable onboarding programs and professional development curricula. Described by colleagues as an outstanding and passionate leader, she focuses on enhancing team performance through coaching and mentoring. She studied European Studies at Technological University Dublin.

Outside of work, Niamh has a strong background in teaching, having worked as an English teacher and also training to be a dance instructor. Her teaching experience extends to multiple dance styles, including Jazz, Tap, modern dance, and hip-hop. She is also a proud sister.

Unique fact: Niamh holds a teaching qualification from the Imperial Society of Teachers of Dancing.

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Experience
11 Years
Current Role
Sales Enablement Manager, Inside Sales
Job Level
Middle
Location
Dublin, County Dublin, Ireland
Personality Overview

How Niamh shows up

Communication Style
Decision Approach
Work Preference

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Priorities

Topics Niamh cares about

Sales Enablement
Leads a global team of training specialists to implement enablement strategies that drive adoption of sales technologies and improve quota attainment.
Coaching & Mentoring
Her professional focus is on coaching, mentoring, and people management to elevate sales team effectiveness and accelerate results across her region.
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Career

Work history

12-2024
Sales Enablement Manager, Inside Sales
Iron Mountain
4-2022 - 12-2024
Enablement Training Specialist
Iron Mountain
1-2020 - 4-2022
Account Executive
Iron Mountain
4-2018 - 1-2020
Team Leader
IDG Direct
5-2017 - 4-2018
Quality Assurance Coach
IDG Direct
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
2011 - 2014
European Studies/Civilization
Technological University Dublin
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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