At Optimum Consulting Group our goal is to enable businesses to Attract, Engage, Retain and Develop a productive and agile workforce. Our philosophy is focused on enabling our clients to grow through continually improving the quality and fit of their people and the experience they have with our clients.

In an increasingly complex market, it is critical to offer a breadth of consultancy services that add value to ensure a competitive advantage.

Attention to detail, transparency and consistent delivery ensure the highest levels of service for our clients. At least 90% of our business is repeat business and over 70% of our placed candidates are referred to us.

We pride ourselves in our ability to solve business problems and build strong on-going relationships. We don’t provide a resume service; instead we look beyond the immediate transaction and work closely to understand the ongoing talent requirements of our clients.

We are committed to supporting organisations and individuals to successfully achieve their business and career goals both in the short and long term.

Our Team

Brad McMahon – Managing Director

Brad is the Owner and Director of Optimum Consulting Group. Founding the company in 2003 he has seen it grow to over 30 staff across Australia, Indonesia and the Philippines. Brad is responsible for all operational and strategic functions for the group and he still actively recruits executive assignments for a select group of clients.

As Optimum has expanded its service offerings, Brad has become involved in the business development and delivery of human resources consulting, psychological assessments and payroll services. In 2014 he joined the Board of Kinetic Innovative Staffing as a Non-Executive Director to provide strategic advice and direction to the management team. Prior to establishing Optimum, Brad was the Queensland General Manager of an international publicly listed recruitment business where he worked for seven years.

Away from work, Brad is married and the proud father of two sons. He relaxes by playing golf on increasingly rare occasions and is an avid fan of all sports, particularly cricket, football and horse racing.


Stephen Cushion – General Manager; Consulting

Stephen joined Optimum in 2015 as the General Manager of the Consulting practice based in Brisbane. Stephen brought with him vast experience across HR consulting and executive recruitment, having previously worked for a global top tier talent management organisation and market leading companies.

Stephen has worked in the UK, Middle East and AsiaPac and adopts a solutions orientated, individual approach to all clients. He is dedicated to the development of the Consulting Practice nationally as well as providing quality delivery of projects.

With exposure to HR Best Practice principles and a pragmatic approach Stephen offers a macro viewpoint at the local level. Stephen holds a BA with Hons, a Post Graduate Degree in Human Resources Management from Griffith Business School (GPA 6.75). He is also Lominger certified with various certifications in assessment tools.


Jason Buchanan – General Manager; Insights & Innovation

Jason joined Optimum Consulting in 2012 to head up our Insights & Innovation division bringing almost 20 years of cross-industry experience to the Optimum team. Prior to Optimum, he served as Managing Director Asia Pacific for a large multi-national research organisation, and was responsible for guiding the region through a period of significant change and growth. Prior to this, he was with an internet start-up company based out of the UK, and was trusted by the company’s Board of Directors to spearhead the company’s growth into the Asia-Pacific region.

He is responsible for introducing our EmployeeLife and ‘Employee Insights’ propositions which help organisations to Attract, Engage, Retain and Develop a productive workforce. With a keen interest in the Neuroscience of how we work at work he holds a Diploma of Neuroscience of Leadership in addition to his Bachelor of Business. He also has over 5 years direct experience in recruitment.


Ben Walsh – General Manager; Recruitment

Ben commenced his recruitment career in Brisbane in 1998 before working internationally in Canada and Ireland, then returning to Australia he took up a leadership role in the Brisbane office of a listed national recruitment firm. Ben has proudly been with Optimum since our inception in 2003. As General Manager – Recruitment, he is responsible for leading a team of recruitment and resourcing specialists across the executive, accounting, financial services, sales and marketing, information technology, and engineering disciplines.

Ben is well known in Brisbane as a leading recruiter having worked with many of his clients for in excess of 15 years. He has a depth of expertise in temporary, contract and permanent recruitment.

Ben continues to actively recruit mainly leading executive, accounting/finance and ICT related assignments.

He holds a Bachelor of Commerce degree from the University of Tasmania.


Alicia Sumich – Group Manager; Business Development

Alicia is a seasoned Recruitment Consultant with over 15 years’ experience in the Brisbane market. Having dealt with a diversified range of clients she has expertise in helping employers build “best in class” talent acquisition and talent management capabilities to attract, engage and retain high performing staff.

As a founding member of Optimum; Alicia truly believes in the Optimum Philosophy “we believe in the inherent goodness of people and that good people make GREAT organisations”. She brings a wealth of knowledge, enthusiasm and passion to the business, combined with local knowledge which ensures clients receive the very best service on offer.

Prior to Optimum, Alicia worked for Recruitment Solutions for two years as a temporary consultant in their accounting field and spent seven years travelling and working overseas in various roles.


Richard Dunks – Executive Consultant

Richard assists owners and management teams to enhance the value of their business by identifying HR Consulting and Executive Recruitment initiatives. With over 20 years’ experience in HR Consulting and Recruitment, Richard was a director of a global recruitment firm for nine years and a director of a specialist management consulting firm for eight years. As a result, Richard has been involved in the strategic input and direction of a wide range of businesses, industries, and economic climates and is able to make tactical, considered, commercial decisions to assist organisations to reach their objectives.

Richard works with clients across a broad cross-section of industries encompassing large global blue chips through to SMEs and early stage companies.

Recent Human Resources engagements include: Leadership Development, Performance Improvement, Remuneration & Reward, Organisational Design & Restructure, Workflow Process & Cost, HR Advice, Audit and Support.

Recent Executive Search engagements include roles across: C-Suite, Commercial Accounting, Sales, Human Resources, Engineering.

Outside of work, Richard is married and the proud father of his 5 year old son. He unwinds by keeping fit and enjoys watching all sporting codes, especially cricket and rugby.


Isaac Dufficy – Executive Consultant; Group Solutions

After graduating from university with a Bachelor of Business; majoring in Human Resource Management in 2011, Isaac joined Optimum Consulting and focused on recruitment in both the Accounting and Engineering space across a range of businesses and industries.

After 3 years working for Optimum Isaac relocated to Tamworth, NSW with his partner and gained experience in the Agriculture, Manufacturing and Local Government sectors.

Isaac has since re-joined Optimum in late 2015 to take on a specialist role across the full gamut of service offerings provided by Optimum Consulting. He hopes to use his rural background and upbringing to influence his customer service standards.


Marianne Savas – Divisional Manager; Qld

As an ex-Accountant by trade, Marianne started her career in recruitment, initially working for Hays in their accounting support division. Over time, she worked her way up to Accounting Manager, looking after a growing team of consultants, specialising in the placement of temporary and permanent staff in commerce and industry within the accounting and office support areas.

Marianne enjoys building long term relationships with people and watching their careers grow over the years. She joined Optimum Consulting in 2013 as Divisional Manager and is responsible for the overseeing of a great team and to grow and develop it further with talented recruiters and a passion for relationship building.


Mikahla Smith – Team Leader

Mikahla began her career working for a small business consulting firm before joining Optimum Consulting in 2010 as a Consultant. She has since gained over 6 years’ experience in the industry and over this time she has progressed to a Senior Consultant and now Team Leader.

Mikahla provides both recruitment and HR consulting services to a wide range of industries and professional levels. She has strong expertise and a successful track record working with clients and candidates predominately in the accounting and finance sector not only the Brisbane market, but Australia wide. She is passionate about building strong relationships to successfully assist clients and candidates with their needs and career aspirations.

Mikahla also holds responsibility for building and leading a team of Resourcing Specialists based offshore in the Philippines and is enthusiastic in ensuring we have the best methods of talent attraction in place.

Outside of work Mikahla enjoys being outdoors, keeping fit and spending time with family and friends.


Georgia Narayan – Consultant

Georgia started with Optimum late 2017. A degree qualified and motivated professional with experience in stakeholder engagement and consulting. She has worked within the government and commercial sector. She has also traveled extensively and have worked with a diverse range of backgrounds and cultures.

Daniel Cosgrove – Consultant

Daniel recently graduated from The University of Queensland with a bachelor of Psychological Science (Honours, Class I). During his time at university, Daniel maintained a strong focus in organisational and business psychology, human resources, data measurement and interpretation, and consulting. He joined Optimum Consulting in January 2018 as a graduate human resource consultant.

Daniel is passionate about motivating and engaging staff, creating solutions to everyday problems, and forward thinking leadership, particularly regarding the challenges surrounding automation. He strives towards a solutions orientated approach while maintaining an empirical foundation.

Chaanya Fernando – Consultant

Chaanya is a dual degree graduate in Human Resource Management and Psychology. During her studies, she gained a variety of experiences in the fields of government, tourism, hospitality, food & beverage and retail.

Having joined Optimum in early 2018, she is keen to apply her knowledge and experiences within the organisation. Chaanya is passionate about the IT, Tech and Innovation space and supports Optimum in recruiting for ICT based role. With a drive to excel, she strives to match client and candidate fit in providing the ideal solution.

Jacqui Prendergast – Consultant

Jacqui is a soon to be graduate, studying a Bachelor of Business majoring in Human Resources Management. Throughout her studies she was awarded a place in the Academic Excellence Society at Griffith University, constituted by her high Grade Point Average. Jacqui’s experience spans over various industries, having interned within the government and mega events sector. This enabled her to partake in the facilitation of the largest mega sporting event to take place in Australia this decade.

Jacqui joined Optimum in 2018 with an eager approach to support and enable the IT recruitment team. This is driven by her passion for ICT and thirst for knowledge. As well as, her ability to connect with people through the use of excellent quality service.

Marek Madle – Consultant

Marek joined Optimum Consulting in January 2019 as a Consultant in Technical Services bringing with him previous experience in mobile equipment sales and sports administration. He has been recognized as a people-person by his peers in his previous roles.

Marek strives to always bring 100% to the work that he does and his goal as a consultant is to build strong, long-term, mutually beneficial relationships with candidates and clients alike. Marek enjoys working in this environment and believes there is nothing greater than finding the right opportunities for the right people and the best candidates for our clients.

When Marek is not working, you can most likely find him on the field playing soccer in Queensland National Premier League for Queensland Lions.


Tamarah Nguyen – Consultant

Tamarah joined the Optimum team in July 2019 as a Consultant and has recently completed her studies with a degree in Masters of Human Resources and a Bachelor of Business.

Prior to this, she worked as a Recruitment Consultant for a recruitment agency and it was in this role where she found her passion for HR, recruitment and people management.

She loves meeting new people and the relationship building opportunities with clients, candidates and colleagues and her long term career goal is to be working in HR and/or specializing in recruitment.

When Tamarah isn’t at work she enjoys going to the gym and catching up with friends.


Stephanie Papageorgiou – Consultant

Stephanie joined Optimum Consulting Group in 2019 as a Recruitment Consultant and is soon to graduate from Griffith University with a Bachelor of Business majoring in Human Resource Management and Marketing.

She is passionate about building strong, on-going relationships with both candidates and clients and works closely with candidates to provide valuable career advice and job opportunities with leading companies across a range of industries.

Stephanie has studied overseas in various regions and enjoys travelling, learning about different cultures and connecting with people through strong interpersonal communication skills.

Rob Lucas – Finance & Administration Manager

An opportunity to join Optimum Consulting in September 2011 was too good to ignore providing Rob with a welcome change of scenery after 35 years in Banking and Finance. Rob is enjoying the change of direction in his career and he has gained plenty of experience over the years that help him to keep the financial side of the company running smoothly and everything in balance.

While he is relied upon to provide accurate processing and analysis, Rob is still focused on providing exceptional customer service, he’s always happy to help with any enquires regarding payroll or invoices.


Alana Black – Corporate Services Manager

Alana joined the team, taking over all things within the corporate services space. She comes from a strong background in supporting directors and executives from banking, finance and insurance. Optimum is a brand new industry for her and she welcomes the challenges that go hand in hand with a new environment.

In her spare time, Alana likes to keep active with nature hikes, gym sessions and walking her two staffies.

Bright and friendly, Alana is always around to lend a hand or solve a problem.

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