Assistant Manager | Paid Media - Mobility, Vietnam
Grab
Marketing & Communications
Ho Chi Minh City, Vietnam
Company Description
About Grab and Our Workplace
Grab is Southeast Asia's leading superapp. From getting your favourite meals delivered to helping you manage your finances and getting around town hassle-free, we've got your back with everything. In Grab, purpose gives us joy and habits build excellence, while harnessing the power of Technology and AI to deliver the mission of driving Southeast Asia forward by economically empowering everyone, with heart, hunger, honour, and humility.
Job Description
Get to Know the Team
Our team drives Grab's growth by optimizing media spend, aligning resources, and building campaigns. As a strategic partner, we collaborate across Marketing, Growth Strategy and Planning, Media Partners, and Agency Partners to ensure seamless execution and successful marketing and media campaigns. With expertise in performance marketing, we maximize campaign efficiency and return on investment through data-driven insights. Our end-to-end campaign management ensures every media touchpoint aligns with Grab's goals. Through cross-channel integration, we create a cohesive presence across all media channels, directly affecting Daily Transacting Users (DTUs) and GMV.
Get to Know the Role
You will lead daily media strategy and operations for Grab business/ vertical: Mobility, Express and Travel in Vietnam. Pioneer to achieve user acquisition and GMV, cross-products adoption and reactivation targets across all digital channels while providing expertise to key stakeholders. Additionally, you will initiate projects to achieve efficiency and performance of business vertical growth.
You will report to the Vietnam Paid Media Manager and work onsite at Grab office, Mapletree Business Centre, HCMC.
The Critical Tasks You Will Perform
- Digital and Integrated Paid Media Planning & Execution (~30%)
- Translate business and marketing briefs into full-funnel media plans for Transport, Express, and Travelers.
- Mix and manage investment across channels: Meta, Google (incl. App/PMAX), TikTok, programmatic/ad networks, OEMs, local publishers, etc.
- Ensure clear targeting frameworks (city, segment, persona), objectives, pacing, and caps per campaign.
- Own day-to-day campaign setup governance with the agency (naming, tracking links, events, placements, QA) to avoid leakages or misfires.
2. Performance Optimisation & Test-and-Learn (~20%)
- Monitor daily/weekly performance against reach, quality reach, sessions, new MTU, DTU, reactivated TU, orders, CAC/CPR and cost per session/booking metrics.
- Lead iterative optimisation (budgets, bids, audiences, creatives, placements, city splits) to scale winners and cut waste.
- Design and run structured experiments and explore new channels (ad networks, OEMs, local publishers), formats (creator-led, social-first, DOOH tie-ins) and optimisations (e.g. registration vs booking, iOS expansion, predictive AI segments).
- Synthesise results into clear insights and playbooks for Mobility VN and regional sharing.
3. Local Market Agility Strategy (~20%)
- Maintain a sharp understanding of VN cities, segments, seasonality, weather/supply dynamics and competition; translate into geo- and cohort-based media tactics.
- Partner with vertical marketing and ops to:
- Prioritise growth cities, churn-risk cities and seasonal opportunities.
- Calibrate monthly city-level and segment-level budgets accordingly.
- Support international travelers and expat workstreams where relevant to Mobility VN (feeder markets, pre-trip, local expats in key cities).
4. Stakeholder & Agency Management (~20%)
- Agency management: Align on briefs, channel strategy, phasing and KPIs.
- Review media plans and post-campaign reports; push for stronger insights and next-step recommendations.
- Internal stakeholders:
- Work with vertical marketing leads (Transport, Express, Travelers) as media counterpart – consult on channel mix, audiences, creative needs and measurement.
- Partner with Finance on forecasting, accruals and reconciliations.
- Collaborate with Growth Planning/ Martech/Analytics to ensure tracking integrity, experiment design, and dashboard usage.
5. Governance, Reporting & Documentation (~5%)
- Produce weekly/monthly performance reports: Results vs target, key drivers, risks, mitigations, and next optimisations.
- Maintain accurate budget trackers and raise over/underspend risks early with options (reallocation, scope changes, pauses).
- Keep setup, experiment, and city-strategy playbooks up to date for VN Mobility and support onboarding of new team members.
- Support the training and mentoring of junior team members on paid media best practices
- Ensure compliance with platform policies and advertising regulations in the Vietnam market
Qualifications
What Essential Skills You Will Need
- 3-5 years of hands-on experience managing paid media campaigns across multiple digital platforms
- Demonstrated expertise with Google Ads, Facebook Ads Manager, and TikTok Ads platforms
- Experience in Offline and integrated media planning with local VN publishers is a plus.
- Strong analytical skills with the ability to interpret complex data and translate insights into actionable strategies
- Proven track record of optimizing campaigns to improve performance metrics and ROI
- Experience with budget management and financial planning for marketing initiatives
- Solid understanding of digital marketing channels and the broader digital advertising ecosystem
- Excellent project management skills with the ability to manage multiple campaigns simultaneously
- Strong communication and interpersonal skills with the ability to collaborate effectively across teams in both Vietnamese and English
- Familiarity with mobile measurement and digital analytics tools such as Appslfyer, Google Analytics or similar platforms
Additional Information
Life at Grab
We care about your well-being at Grab, here are some of the global benefits we offer:
- We have your back with Term Life Insurance and comprehensive Medical Insurance.
- With GrabFlex, create a benefits package that suits your needs and aspirations.
- Celebrate moments that matter in life with loved ones through Parental and Birthday leave, and give back to your communities through Love-all-Serve-all (LASA) volunteering leave
- We have a confidential Grabber Assistance Programme to guide and uplift you and your loved ones through life's challenges.
- Balancing personal commitments and life's demands are made easier with our FlexWork arrangements such as differentiated hours
What We Stand For at Grab
We are committed to building an inclusive and equitable workplace that enables diverse Grabbers to grow and perform at their best. As an equal opportunity employer, we consider all candidates fairly and equally regardless of nationality, ethnicity, religion, age, gender identity, sexual orientation, family commitments, physical and mental impairments or disabilities, and other attributes that make them unique.
