An exciting opportunity exists to join one of Australia's high growth private businesses.
COS is a family owned and run Aussie business made up of a community of like-minded people working towards a common goal.
Our purpose is to keep Australian workers, patients and students healthy, safe and productive by providing products.
Why?
So we can deliver on our pledge to donate 1% of total revenue to everyday Australians through the Lyone Foundation.
About The Role
Reporting to the National Sales Manager - Enterprise, this role focuses on managing and growing a portfolio of national, enterprise customers.
You will oversee relationships and business strategies with large, often multi‐location organisations operating on a national scale.
Key Responsibilities
Manage a portfolio of national accounts, ensuring comprehensive service and support across all accounts delivering on continuous improvement plans
Develop and execute strategic account plans, delivering against retention, growth, and new business target.
Build and maintain strong, multi-level client relationships, negotiations and sales cycles
Assess market trends, client goals, and activity to anticipate future needs.
Identify opportunities to grow the breadth and depth of the relationship across business units, locations, categories and stakeholder groups.
Own the account growth pipeline and actively drive opportunities from identification through to conversion.
Collaborate with internal teams (category, pricing, and operations) to deliver competitive, customer‐focused solutions
Maintain accurate CRM records (HubSpot), track pipeline performance, and report on revenue and conversion outcomes
About You
Proven experience managing complex sales cycles, negotiations, and executive‐level stakeholder relationships
Demonstrated ability to develop and deliver strategic account and business growth plans




Commercial acumen with the ability to analyse customer data, market trends, and financial metrics
Confidence presenting business cases and solutions to senior and executive‐level audiences
Robust communicator and collaborator with the ability to consult, influence effectively
Highly organised and results‐driven, bringing sound judgment, attention to detail
Advantages of working with COS
Adaptable hybrid workplace
Modern Onsite Gym
Annual employee incentive schemes
Generous Reward and Recognition programs
Commitment to career development with ongoing training and career development opportunities
Access to free Mental Health programs
Birthday, Paid Parental Leave and Purchase Leave available
Convenient location with free onsite parking
Employee discounts on full product range
Opportunity to participate in community welfare and charity initiatives
Novated Lease / Salary Sacrifice for electric vehicles available
More about COS
When you join COS, you'll be working for a growing, socially responsible organisation who provides equal employment opportunities to a talented and diverse team of passionate people, who live and breathe our 6 core values - Passionate, Results Driven, Innovative, Service Excellence, Self-Reflective, and Family.
Together, we work towards finding new and original ways to deliver on our Company Purpose: Keep Australian Workers Healthy, Safe and Productive.
Through the success of our business, COS has been proud to give back over $20 million to community through the Lyone Foundation.
Each year through the Lyone Foundation, COS supports Australian charities who are focused on human welfare and are underfunded, allocating 1% of annual revenue to the foundation each year.
Founded in ****, COS is the largest Australian owned and operated national office products business.
With over 700 employees located across every State of Australia, COS are leaders in our industry, and we're ready to welcome you onboard!
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📌 National Account Manager - Enterprise (New South Wales)
🏢 Complete Office Supplies Pty
📍 New South Wales