Heather Mascall

Fortune 500 global technology consultancy. UX and design delivery across federal, state government and enterprise clients. Promoted to Lead in January 2026.

• Public Transport Authority: Legacy Customer Information System replacement. Led the winning bid: prepared tender, estimations and pitch deck, with support from the Insight team. Co-facilitated discovery across 13 stakeholder groups (26 individuals), 5 design thinking workshops with 53 attendees, producing 4 personas and a service blueprint. As sole remaining Insight consultant, authored the CIS Performance Framework and the Functional Specification, working directly alongside PTA's project lead. The CIS Performance Framework is a governance instrument: 10 performance criteria with defined failure conditions, measurement formulae and remediation; 14 journey decision points across 6 journey types; 8 customer zones; a 3-tier STIM concept design with a network rollout model. Approved into PTA's assessment process for greenfield and brownfield projects.
• Public Transport Authority: Bus disruptions discovery and design. Supported PTA in improving how bus disruptions from third-party works are assessed, coordinated and communicated. Co-facilitated discovery workshops; delivered a current-state process map, findings pack and ROM/SOW inputs supporting funding decisions. Invited back for Phase 2.
• Federal Government Application Portal. Consolidated a federal client's fragmented multi-portal services into a single WCAG 2.2-aligned customer portal across four user groups (applicants, representatives, contributors, organisations). Co-facilitated 9 workshops across the transformation programme. Hands-on Power Pages developer within federal delivery guardrails. Built on Microsoft D365, Power Pages, Dataverse and Power Automate.
• WA Electoral Commission: Online Disclosure System. UX, business analysis and technical leadership across 3 major releases of the statutory platform for political donation disclosure. Facilitated design thinking workshops with 7 separate political parties, engaging each independently to capture what worked and what did not, operating as an impartial contractor across stakeholders with directly competing interests. Synthesised the results into one secure, accessible system, translating evolving electoral legislation into platform requirements.
• CDC online customer portal. UX/UI design and Power Platform development on a CRM and customer portal delivery, joined mid-project. Customer-facing and internal interface design, responsive front-end (advanced CSS, Liquid scripting) and Power Platform build across Power Apps, Power Automate and Power Pages. Contributed to showcases, workshops, as-built documentation and training materials for handover and adoption.
• State emergency services: Digital safety self-assessment tool. Senior UX Designer and React developer on a public-facing fire safety self-assessment tool for a state emergency services authority, leading design and development. Custom React front-end integrated with Power Pages templates; used Figma MCP extensively to convert designs, tokens, primitives and components into code. Built on React, Power Pages, Dataverse and Power Automate, with a model-driven app for internal data management. Prioritised accessibility and responsiveness for high-risk and mobility-impaired users.
• AI accelerators and enablement. Built a reusable AI-powered presentation generation accelerator as an Insight consulting framework, architected for Claude, Claude Code, Copilot 365 and GitHub Copilot. First deployed for a university client on Claude and Claude Code, translating brand guidelines into a productised AI skill.
• Australian Red Cross Lifeblood: Digital Twins PoC. Co-authored the high-level design for a proof of concept modelling a platelet pooling laboratory as an Azure Digital Twin. Led 3D visualisation; created all 3D models in SketchUp Pro (centrifuges, macopresses, sterile docking stations, platelet agitators and supporting equipment). Contributed plan, architecture, estimation and 3D renders for the front-end visualisation layer.
• Local Government and Industrial Regulation: Web systems. Embedded Web Systems Analyst and Developer on a client placement. Building and maintaining web systems with DevOps pipelines and deployments running in production.
• Presales and bids. Contributed to 7+ presales engagements across government, mining and not-for-profit, including a successful NT Government tender win.

Tier 1 global consultancy (Empired acquired by Capgemini, merger concluded June 2022). Front-end and full-stack delivery on large public utility and resources programmes.

• Western Power: Outages map. Lead developer on Western Power's public real-time outage map: Vue.js with ArcGIS integration, .NET and Optimizely, serving more than one million customers across 255,000+ km². Launched 31 October 2023; live and in active use. The map provides outage timeline and response views, saved favourite locations, and planned outages visible 10 days ahead.
• Western Power: Website rebuild. 2nd lead front-end/full-stack developer on the complete rebuild: Optimizely, Vue.js and a Storybook component library. Promoted to front-end squad leader within 3 weeks.
• Western Power: MyWP portal. Provided hypercare for Release 1, debugging front-end, back-end and integrations via Mulesoft, then sole developer delivering both front-end and back-end for Release 1.1 of the commercial and residential customer portal. Complex integration across PowerApps, Dynamics, Azure and a legacy application.
• Anglo American: Geoscience ML platform. Front-end developer inside a programme of 8 projects and 70+ developers, building an ML tool predicting copper porphyry deposit fertility from core samples and lab results. React/TypeScript front-end; Jupyter Notebooks, Docker Desktop, WSL2, SAFe Agile. Also ran the UX design workshops and user testing sessions. First enterprise AI/ML project.
• Rio Tinto: Rail network operations. Developer on an operational system monitoring ore train positions across Rio Tinto's rail network in near real time. F# services layer with publish-and-subscribe messaging architecture. Bug fixing and feature improvements for train controllers; business analysis across the whole system.
• Mentored junior developers and testers; consulted into architecture and management forums.