Offensive Security Engineer

About the Company

Responsibilities

• ● Runs red and purple team engagements against critical apps, infrastructure and controls
• ● Builds and maintains fit-for-purpose red team infrastructure
• ● Validates controls, detection and logging; finds gaps and proves they are closed
• ● Owns and matures Breach & Attack Simulation
• ● Uses AI to scale attack-path analysis and prioritise the gaps that matter
• ● Closes the loop: proposes remediation, new detections, log sources and controls; drives findings into the engineering backlog
• ● Acts as the validation arm of threat-informed defence (ATT&CK-mapped)
• ● Hands-on offence: adversary emulation, C2, exploitation, attack-path analysis across cloud / infra / endpoint
• ● Detection and logging fluency (the purple half)
• ● BAS and ATT&CK
• ● Python and automation; tight rules-of-engagement discipline
• ● AI coding / agentic tools (GPT-5.5 Trusted Access for Cyber, Codex, Claude Code, Copilot or similar) to find and prove exploitable vulns at repo scale
• ● GitLab Ultimate; standing up AI-assisted code-analysis infrastructure
• ● Detection engineering
• ● Application / code security experience (SAST, DAST, SCA)
• ● We offer a highly competitive salary package aligned with the Australian market, complemented by performance-based incentives, recognition programs, and comprehensive employee benefits. Your achievements are celebrated, and your contributions truly matter.
• ● At TCS, you'll work with leading Australian enterprises across diverse industries while collaborating with our global network of experts. This means access to world-class practices, transformative technologies, and the chance to shape solutions that have a real impact - locally and globally.
• ● Our leadership team is committed to helping you succeed. We encourage initiative, reward innovation, and provide a collaborative environment where your ideas are heard and valued.
• ● We believe in careers, not just jobs. With continuous learning, certification support, career mobility, and clear progression pathways, TCS empowers you to grow and evolve - whether you want to deepen your expertise, explore new domains, or take on leadership roles.
• ● Diversity, inclusion, and respect are central to who we are. At TCS Australia, you'll join a workplace where collaboration thrives, individuality is valued, and everyone can contribute to meaningful outcomes.
• ● We invest heavily in your development, offering structured learning programs, global certifications, leadership development, and opportunities to work with emerging technologies. You'll be part of an environment that constantly challenges and expands your capabilities.
• ● Passionate about technology and transformation
• ● Driven by curiosity, innovation, and continuous learning
• ● Excited to work in a collaborative, purpose-driven environment
• ● Motivated by delivering real impact for clients, communities, and society
• ● Global strength: Over 600,000+ associates in 55+ countries, united by a shared purpose - to innovate and make a difference.
• ● Local presence: A trusted partner to Australia's leading enterprises across financial services, government, retail, healthcare, telecom, and more.
• ● Social impact: Deeply committed to sustainability, digital inclusion, and community engagement initiatives in Australia and around the world.
• ● Empowered workplace: We foster a culture where diversity, equity, and accessibility are integral to how we operate.
• ● Tata Consultancy Services (TCS) is a global leader in IT services, consulting, and business solutions. We have partnered with many of the world's largest organisations to help them transform their businesses, operating models, and technology ecosystems.
• ● Learn more at www.tcs.com.
• ● TCS is an equal opportunity employer. All qualified applicants will be considered without regard to race, colour, religion, gender, gender identity, sexual orientation, national origin, disability, veteran status, or any other characteristic protected by applicable law.
• ● Thank you for your interest in applying for this position with TCS. We will review your application and will get back to you if we are considering your interest in this opportunity.