Holly Costello
Gold Coast
Summary
Reliable, adaptable, and highly organised administrative professional with experience supporting sales, marketing, and compliance operations for premium automotive brands including Porsche and Mercedes-Benz. Known for thriving in high-pressure environments, learning quickly, and being a supportive team player. Skilled in managing documentation, streamlining workflows, and delivering consistent, detail-focused results. Currently on a Working Holiday Visa and transitioning to a sponsorship visa with full working rights and no restrictions. Eager to bring a strong work ethic and a positive, solution-oriented mindset to a new opportunity within a new sector.
Overview
4
4
years of professional experience
Work History
Vehicle Registrations Manager
Mercedes-Benz Brisbane
Brisbane
07.2024 - Current
- Coordinated end-to-end vehicle registration and compliance processes.
- Maintained accurate records and liaised with government authorities.
- Supported internal teams with timely, efficient administrative tasks.
- Managed high volumes under pressure with strong attention to detail.
- Identified and implemented workflow improvements.
- Communicated effectively with finance, sales, and delivery teams to ensure smooth handover processes.
- Contributed to training and onboarding of new staff within the admin department.
- Recognised for reliability, problem-solving skills, and ability to adapt quickly to changing priorities.
Sales & Marketing Administrator
Porsche Centre Bolton
Manchester
01.2021 - 12.2023
- Provided administrative support to sales and marketing departments.
- Assisted with campaign coordination, event planning, and promotions.
- Managed CRM systems and maintained customer documentation.
- Prepared sales reports and ensured accurate record-keeping for vehicle sales.
- Supported daily operations in a fast-paced, client-focused environment.
- Acted as a key internal contact, helping ensure smooth communication between departments.
- Ensured brand consistency and high standards in all customer-facing materials.
Education
Some College (No Degree) - Health & Social Care
Bolton College
Bolton , England Skills
- Adaptability in dynamic and fast-paced environments
- Quick learner with a proactive mindset
- Strong organisational and multitasking abilities
- Calm and effective under pressure and deadlines
- High attention to detail and accuracy
- Strong interpersonal and team collaboration skills
- Professional communication, both written and verbal
- Dependable and self-motivated work ethic
- Efficient problem-solving and decision-making
- Positive, solution-focused approach in challenging situations
References
References available upon request.
Timeline
Vehicle Registrations Manager
Mercedes-Benz Brisbane
07.2024 - Current
Sales & Marketing Administrator
Porsche Centre Bolton
01.2021 - 12.2023
Some College (No Degree) - Health & Social Care
Bolton College