Alex Olivares

Enterprise Architecture authority across the Defence Force Recruitment ICT portfolio, governing cross-domain standards, shaping enterprise target state strategy, and influencing technology investment governance and portfolio prioritisation. Accountable for enterprise architecture strategy and governance across Defence Force Recruitment ICT environments. • Define and maintain enterprise target state architecture aligned to organisational transformation objectives • Shape portfolio-level technology investment decisions across cloud, data, identity, security and application domains • Govern cross-domain architecture standards to ensure enterprise coherence and architectural integrity • Provide enterprise oversight of scalability, cost optimisation, resilience, and long-term sustainability • Enable structured digital transformation through enterprise capability modelling and roadmap stewardship

Enterprise architecture authority across Serco's Asia-Pacific operations a $1B+ revenue government outsourcing business spanning Defence, Justice, Immigration, Health, Citizen Services, Transport and Logistics. Key programmes included ICT tactical and strategic uplifts for Australia's Antarctic icebreaker, a greenfield $4B+ VicRoads Privatisation bid (end-to-end ICT model including mainframe-to-cloud transition), and governing delivery of Azure cloud platform, identity & access management consolidation, AI & video analytics initiative, and SOC uplift.

Enterprise architecture leadership across infrastructure and platform transformation initiatives within Serco ASPAC, aligning platform modernisation with enterprise operating model evolution, portfolio strategy, and strategic growth objectives. • Defined infrastructure target state architectures aligned to enterprise-wide transformation and scalability objectives • Governed cloud enablement and multi-site platform modernisation across regulated service environments • Led enterprise architectural input into major bid and proposal responses, shaping solution strategy for large-scale ($500M+) federal and commercial pursuits • Provided architectural oversight ensuring resilience, cost optimisation, and long-term sustainability across infrastructure and platform domains • Ensured alignment between platform strategy, business capability uplift, enterprise governance standards, and commercial growth initiatives

Market Sectors: Financial Services, Banking, Insurance, Health Insurance, Energy, Retail, and Entertainment (Media & Television). Enterprise technology consulting and solution architecture for Telstra's enterprise clients. Designed multi-domain solutions spanning network (SD-WAN/MPLS), cloud (AWS/Telstra Cloud), cyber security, data platforms, and analytics. • Advised executive stakeholders on enterprise technology strategy, transformation roadmaps, and operating model alignment • Aligned client business objectives with scalable technology investment direction across complex enterprise environments • Shaped cross-industry digital enablement initiatives within regulated and commercially driven sectors

Enterprise Solutions Architect specialising in large-scale bid and pursuit strategy across complex infrastructure and enterprise environments. • Led enterprise solution architecture strategy for major bids and commercial pursuits • Aligned technical solution positioning with client business objectives and long-term transformation outcomes • Provided architectural direction across multi-tier, large-scale enterprise environments

Delivered enterprise-aligned solution architecture across large-scale client environments, translating business objectives into structured technical strategies. • Provided architectural leadership across infrastructure and platform domains • Contributed to pre-sales strategy, solution costing, and enterprise client engagement • Ensured alignment between architectural design and defined business outcomes

Progressive enterprise and solution architecture roles across IBM Australia's managed services and enterprise delivery practice over 9 years — growing from solution architecture to enterprise-level advisory across IBM's most significant accounts. Clients included Westpac, NAB, AMEX, Vodafone, Qantas, and Transport for NSW, spanning major financial services engagements, large-scale operational environments, and regulatory compliance and security uplift programmes.

In progress

In progress.