Description Accrue up to an extra 12 days of leave per year through our Life Days program.Work with world leading technology business at the forefront of innovation.We're a 'Family Friendly' certified workplace - we understand the often many and varied roles our team members need to play within their own unique family setting and actively support them.Our team feel Leidos is a great place to work. Learn more about our culture and benefits by visiting us here https://www.leidos.com/company/global/australia/careersDo Work That MattersLeidos Australia delivers IT and airborne solutions that protect and advance the Australian way of life. Our 2000 local experts, backed by our global experience and network of partners, are working to solve the world's toughest challenges in government, intelligence, defence, aviation, border protection and health markets.Your New Role and ResponsibilitiesAs a Commercial Manager, you will be responsible for the commercial management of a large and complex defence program or programs under one or multiple business lines.Key ResponsibilitiesManage day-to-day commercial activities for a large, complex Federal Government programs;Provide expert commercial and contractual advice across prime contracts and subcontracts.Develop and maintain clear contracting positions aligned with contract terms.Create and implement contracting strategies to mitigate risk, improve cash flow and enhance program profitability.Identify and resolve commercial/contractual issues and lead or support negotiations and proposal development for new scope or contract changes.Contribute to broader commercial and procurement initiatives within the organisation.About You and What You'll BringLead and manage commercial aspects of large Government contracts.Establish, manage and implement contract changes within multidisciplinary environments.Build and maintain strong relationships through effective engagement with diverse and complex stakeholders.Demonstrate strong written a