Top Talent like Oisin are on Pangea

Pangea, a YC company, connects companies with fractional talent. Fractional hiring allows companies to move faster and work with more specialized talent, while giving talent more flexibility and independence. If you are talent open to fractional work, apply here. If you’re a company looking for high-quality fractional talent, learn more here.

Oisin McGrath

Customer Success Manager
Project Manager
Sales & Business Development Manager
London, England, GB
Business Strategy
Customer Experience
Account Management
Available for hire fromNegotiable
Contracts
Fractional Head of Customer Success | Revenue Infrastructure Architect
I install the commercial governance and renewal systems required to transform Customer Success into a predictable revenue engine for B2B SaaS and Martech companies (£5M–£30M ARR). Pedigree & Impact: Leveraging experience with global leaders like Taboola and Optimizely, I have managed cumulative portfolios of £40M+ and strategic books of £18M. My framework-first approach has delivered 300% YoY expansion and 100% renewal retention across Tier 1 enterprise accounts (including Spotify, Disney, and WPP/Publicis). Strategic Value: I partner with Founders and CROs to install: Renewal Governance & Forecasting Discipline: Improving executive-level revenue visibility. Expansion Architecture: Structured playbooks to scale Net Revenue Retention (NRR). Stakeholder Multi-threading: Navigating complex enterprise and agency holding company ecosystems. I provide the strategic leadership of a full-time Head of CS without the overhead, focusing on high-impact infrastructure builds and team coaching.

Work History

L

Founder

LetaroLeading the design and launch of Letaro, a London-focused SaaS platform that helps short-let hosts gain structured visibility over the 90-day usage rule. Driving the full product lifecycle: brand strategy, UX/UI design, technical implementation using no-code tools, payment integration, and early user acquisition. Validating demand and refining positioning through direct community outreach and early tester programmes.
S

Senior Customer Success Manager

SliideNov 2023 - Aug 2025 • 1 yr 10 mosLed strategic partnerships with global MNO, MVNO, and OEM stakeholders to maximize revenue and engagement through tailored mobile monetization solutions. Served as the primary lead for high-value accounts, driving measurable growth in ARR and reducing churn by aligning Sliide’s core technologies with partner-specific KPIs. By facilitating cross-functional collaboration between Product and Engineering, translated complex partner requirements into scalable product enhancements, ensuring a seamless on-device content experience from the first impression.
B

Account Director

Bright NetworkJan 2023 - Dec 2023 • 1 yrBright Network is the innovative SaaS platform that helps enterprise companies reach, engage, and recruit high-caliber students from all backgrounds. This sales role is focused on account growth for Bright Network by managing and developing a portfolio of new & existing clients. Transition new clients to my portfolio and build strong relationships with key stakeholders. Developing and delivering comprehensive, results-focused campaigns that align to client objectives. Identify and pursue new business & up-sell opportunities. Being the first point of contact for clients and resolving issues promptly.
W

Enterprise, Senior Customer Success Manager

Welcome, an Optimizely CompanyDec 2021 - Jan 2023 • 1 yr 2 mosFocused on driving revenue growth through strategic partnerships. Acted as a trusted advisor, guiding partners on how to leverage Welcome's software and services to achieve their specific business objectives. This collaborative approach culminated in securing high-value, multi-market global deals. Proactively identified upsell and new business opportunities within existing partnerships. Advocated for clients' needs across all departments and communicated tangible ROI achieved from Welcome's solutions. Gathered valuable product feedback from clients and communicated it to product, engineering, and R&D teams.
W

Enterprise, Customer Success Manager

Welcome, an Optimizely CompanyAug 2020 - Dec 2021 • 1 yr 5 mosAs an Enterprise Customer Success Manager, likely contributed to customer satisfaction and retention by managing client relationships, ensuring successful adoption of Welcome's solutions, and identifying opportunities for upselling and cross-selling.

Education

M

Munster Technological University

Bachelor of Business and Marketing, Marketing2008 - 2012
D

Douglas Community School

Leaving Certificate, Business/Commerce, General2001 - 2007

How Pangea Works

Effortlessly discover top talent

We've distilled the candidate search from endless hours down to just a few minutes. Using Pangea's AI-powered search tools, you can find top fractional talent able to take on your next project. Our system looks at your company's niche and your needs to find the perfect match faster than any traditional hiring platform.

Start working with talent today

The top talent on Pangea is ready to get started with you right now. You can message or hire a candidate right from their profile page and start assigning work as soon as they respond. And the best part? Pangea's fractional contract structure lets you start small and ramp up as your needs change, keeping your costs manageable and your team's capabliities flexible.

Track work and invoices in one place

Assign tasks, track progress, and complete invoices all on Pangea. We've combined every part of the hiring process into one platform to eliminate the miscommunication that's unavoidable on other freelance platforms. We even send out 1099s to your contractors at the end of the year!

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call
Fractional Head of Customer Success | Revenue Infrastructure Architect
I install the commercial governance and renewal systems required to transform Customer Success into a predictable revenue engine for B2B SaaS and Martech companies (£5M–£30M ARR). Pedigree & Impact: Leveraging experience with global leaders like Taboola and Optimizely, I have managed cumulative portfolios of £40M+ and strategic books of £18M. My framework-first approach has delivered 300% YoY expansion and 100% renewal retention across Tier 1 enterprise accounts (including Spotify, Disney, and WPP/Publicis). Strategic Value: I partner with Founders and CROs to install: Renewal Governance & Forecasting Discipline: Improving executive-level revenue visibility. Expansion Architecture: Structured playbooks to scale Net Revenue Retention (NRR). Stakeholder Multi-threading: Navigating complex enterprise and agency holding company ecosystems. I provide the strategic leadership of a full-time Head of CS without the overhead, focusing on high-impact infrastructure builds and team coaching.

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call

Top Talent like Oisin are on Pangea

Pangea, a YC company, connects companies with fractional talent. Fractional hiring allows companies to move faster and work with more specialized talent, while giving talent more flexibility and independence. If you are talent open to fractional work, apply here. If you’re a company looking for high-quality fractional talent, learn more here.

Oisin McGrath

Customer Success Manager
Project Manager
Sales & Business Development Manager
London, England, GB
Business Strategy
Customer Experience
Account Management
Available for hire fromNegotiable
Contracts

Work History

L

Founder

LetaroLeading the design and launch of Letaro, a London-focused SaaS platform that helps short-let hosts gain structured visibility over the 90-day usage rule. Driving the full product lifecycle: brand strategy, UX/UI design, technical implementation using no-code tools, payment integration, and early user acquisition. Validating demand and refining positioning through direct community outreach and early tester programmes.
S

Senior Customer Success Manager

SliideNov 2023 - Aug 2025 • 1 yr 10 mosLed strategic partnerships with global MNO, MVNO, and OEM stakeholders to maximize revenue and engagement through tailored mobile monetization solutions. Served as the primary lead for high-value accounts, driving measurable growth in ARR and reducing churn by aligning Sliide’s core technologies with partner-specific KPIs. By facilitating cross-functional collaboration between Product and Engineering, translated complex partner requirements into scalable product enhancements, ensuring a seamless on-device content experience from the first impression.
B

Account Director

Bright NetworkJan 2023 - Dec 2023 • 1 yrBright Network is the innovative SaaS platform that helps enterprise companies reach, engage, and recruit high-caliber students from all backgrounds. This sales role is focused on account growth for Bright Network by managing and developing a portfolio of new & existing clients. Transition new clients to my portfolio and build strong relationships with key stakeholders. Developing and delivering comprehensive, results-focused campaigns that align to client objectives. Identify and pursue new business & up-sell opportunities. Being the first point of contact for clients and resolving issues promptly.
W

Enterprise, Senior Customer Success Manager

Welcome, an Optimizely CompanyDec 2021 - Jan 2023 • 1 yr 2 mosFocused on driving revenue growth through strategic partnerships. Acted as a trusted advisor, guiding partners on how to leverage Welcome's software and services to achieve their specific business objectives. This collaborative approach culminated in securing high-value, multi-market global deals. Proactively identified upsell and new business opportunities within existing partnerships. Advocated for clients' needs across all departments and communicated tangible ROI achieved from Welcome's solutions. Gathered valuable product feedback from clients and communicated it to product, engineering, and R&D teams.
W

Enterprise, Customer Success Manager

Welcome, an Optimizely CompanyAug 2020 - Dec 2021 • 1 yr 5 mosAs an Enterprise Customer Success Manager, likely contributed to customer satisfaction and retention by managing client relationships, ensuring successful adoption of Welcome's solutions, and identifying opportunities for upselling and cross-selling.

Education

M

Munster Technological University

Bachelor of Business and Marketing, Marketing2008 - 2012
D

Douglas Community School

Leaving Certificate, Business/Commerce, General2001 - 2007

How Pangea Works

Effortlessly discover top talent

We've distilled the candidate search from endless hours down to just a few minutes. Using Pangea's AI-powered search tools, you can find top fractional talent able to take on your next project. Our system looks at your company's niche and your needs to find the perfect match faster than any traditional hiring platform.

Start working with talent today

The top talent on Pangea is ready to get started with you right now. You can message or hire a candidate right from their profile page and start assigning work as soon as they respond. And the best part? Pangea's fractional contract structure lets you start small and ramp up as your needs change, keeping your costs manageable and your team's capabliities flexible.

Track work and invoices in one place

Assign tasks, track progress, and complete invoices all on Pangea. We've combined every part of the hiring process into one platform to eliminate the miscommunication that's unavoidable on other freelance platforms. We even send out 1099s to your contractors at the end of the year!

Talk with a Talent Expert

Members of our team are available to help you speed through the hiring process.
Available Now
Book a Call
Pangea empowers fractional work across the world for marketing and design roles.