Senior Cloud Infrastructure Security Engineer

Why join us? Mitti by SafetyCulture is a global tech company, just not the kind you're picturing. Our almost 1,000-person team builds tools that make work better for the three billion frontline workers who keep the world moving. We've got big tech scale, without the sign-off layers or corporate theatre. Every permanent team member gets equity, so when we grow, you do too. This next chapter is about scaling smart, powered by AI, a clear vision and real ownership. Big tech impact, without the big tech ick. The Role As a Senior Security Engineer , you’ll shape the evolution of Mitt's cloud security foundation - automating protection, detection, and response across AWS environments serving millions of users. You’ll partner closely with software, platform, and data engineers to uplift our security maturity and embed secure design into every layer of our platform. You’ll lead initiatives that ensure every line of code and every deployment contributes to a secure, resilient system. About You : You’re a versatile engineer whose domain is the AWS Cloud . You understand how to architect and secure AWS-based infrastructure and have strong coding experience in Golang, NodeJS, or Python . Security is foundational to how you build from vulnerability management and system hardening to security automation and architecture. You’re a self-starter who can take projects from idea to completion and thrive in collaborative, fast-paced environments. You bring curiosity, pragmatism, and a drive to make security scalable through elegant automation. How you will spend your time Embed cloud security into CI/CD pipelines, developer tooling, and infrastructure-as-code practices. Identify and correct security misconfigurations across AWS accounts through automation and architecture improvements. Lead assessments of networks, systems, and applications; turning findings into action and measurable posture uplift. Build automated security controls, monitoring, and reporting systems (vulnerability management, logging, integrity, honeypots, etc.) Mentor engineers and act as a trusted security partner across squads, influencing design and implementation decisions. Improve observability and detection across environments, ensuring rapid response and continuous assurance. Present security insights and outcomes across the engineering org and leadership teams. Some experience that's nice to have Experience working with the CrowdStrike suite of tools Experience securing corporate IT systems such as Okta, GSuite, Kandji & InTune Experience with configuration management tools like Terraform and Cloudformation System administration and/or Network Engineering. At Mitti, we care about people and growing the team, through Equity with high growth potential, and a competitive salary, Flexible working arrangements, we encourage you to create the best work blend while working from your home and the local Mitti office; Access to professional and personal training and development opportunities; Hackathons, Workshops, Lunch & Learns; We encourage involvement in the community, open source work, attending talks and events, and experimenting with new technologies. You’ll Also Receive Other Perks Such As In-house Culinary Crew serving up daily breakfast, lunch and snacks Wellbeing initiatives such as EAP services and generous parental leave policy Quarterly celebrations and team events, including the annual Shiplt! global offsite Table tennis, board games, gym sessions, book club, and pet-friendly offices We’re committed to building inclusive teams and cultivating a sense of belonging so our people can bring their whole authentic selves to work each day. We seek to make reasonable adjustments throughout our recruitment process to create an even playing field for all candidates. Thanks to the tireless efforts of the entire Mitti team we’ve built an incredible culture which has seen us recognised as a Best Place to Work in Australia , the US and the UK . Even if you don't meet every requirement listed in the ad, please consider applying for this role. We prioritise inclusion and value individuals with potential over a checklist of qualifications. Don't rule yourself out, hit that apply button if this job resonates with you You can find out more about life at Mitti via Youtube , Twitter , Instagram and LinkedIn . To all recruitment agencies, we do not accept resumes or partnership opportunities. Please do not forward resumes to Mitti or any of our employees. We are not responsible for any fees associated with unsolicited resumes.