Associate Security Engineer (Cloud & AI Operations)

Omise Prois a software development company specializing in end-to-end project delivery and digital transformation.

We partner with clients to design, build, and implement technology solutions that support their business goals. This role is part of our delivery organization, working directly with client teams to execute software projects successfully.

You will be joining Omise Pro, Omise’s professional services team, working on custom software delivery and digital transformation projects.

Why we need you

Omise Pro is seeking an Associate Security Engineer to support secure cloud operations and AI-enabled security workflows. This role is ideal for an early-career engineer who is comfortable working with AWS, operational security tooling, logs, automation, and modern AI-assisted investigation processes.

You will help keep cloud services secure, support incident investigation, improve security visibility, and contribute to practical security automation across Omise Pro and client environments.

What you will be doing

• Monitor and triage security alerts from AWS, WAF, SIEM, GitHub, endpoint, and cloud security tools.
• Support daily cloud-security operations across AWS workloads, including IAM, CloudTrail, Security Hub, GuardDuty, Inspector, S3, EKS, and EC2.
• Practical understanding of Amazon Web Services (AWS) fundamentals, including IAM, VPC networking, Cloud Logging, Compute Engine, Cloud Storage, and security monitoring.
• Investigate suspicious activity, validate alerts, collect evidence, and escalate confirmed risks using documented processes.
• Help maintain security dashboards, weekly reports, vulnerability tracking, and remediation follow-up.
• Assist with secure configuration reviews for cloud services, APIs, CI/CD pipelines, containers, and access controls.
• Support Cloudflare WAF, DNS, bot-management, and security-event analysis activities.
• Use approved AI tools and automation to summarize logs, prioritize findings, enrich investigations, and improve operational efficiency.
• Help test and improve AI-assisted security workflows while ensuring data handling, access control, and output quality meet security requirements.
• Create clear technical documentation, runbooks, evidence records, and incident notes.
• Work closely with Cloud, DevOps, Engineering, Compliance, and client-facing teams.

You

• 1-2 years of experience in cybersecurity, cloud operations, system administration, DevSecOps, or a related technical role.
• Practical understanding of AWS fundamentals, including IAM, networking, logging, EC2, S3, and security monitoring.
• Basic understanding of common security concepts: authentication, authorization, least privilege, vulnerabilities, logging, incident response, and secure configuration.
• Familiarity with Linux command line, networking fundamentals, and HTTP/HTTPS.
• Interest in security automation, scripting, and AI-assisted operations.
• Ability to read logs, investigate issues methodically, and communicate findings clearly.
• Good written and spoken ability in Thai and English.
• A responsible mindset: comfortable asking questions, escalating early, and following operational procedures.

Nice to Have

• Exposure to AWS Security Hub, GuardDuty, Inspector, Cloudflare, SIEM, EDR, GitHub security, Docker, Kubernetes, or Terraform.
• Basic Python, Bash, JavaScript, or API experience.
• AWS Cloud Practitioner, AWS Certified Security - Specialty, Security+, or similar certification.
• Experience from fintech, payments, SaaS, cloud, or regulated environments.
• Familiarity with generative AI, LLMs, prompt design, RAG, or agentic workflows.

How to apply

If you liked what you read and believe to be up for the challenge, we'd be pleased to welcome you to the recruitment process for this position. Simply click on apply and submit your contact info. Afterward, this will happen next:

• The hiring team will review your application
• 2-3 Interviews with the hiring team, People Operations team and all stakeholders involved in the process

Why you’ll love it here

• Work with other talented, ambitious international colleagues who love their craft
• A modern and well-equipped work environment
• Flexible working hours
• A medical healthcare plan and annual health check-up
• A friendly bunch of colleagues

What we believe in

• We cultivate teamwork and a trust-based working culture
• We celebrate diversity and continuous improvement
• Giving our employees the opportunity and create for their own success

About Omise

• Founded in 2013, 500 people
• Headquartered in Japan, with operational headquarters in Bangkok and offices in Singapore, Indonesia, and Malaysia.
• Raised over $236M of funding to date from institutional investors including SCB10X, SPARX Group Co. Ltd., Toyota Financial Services Corporation, JIC Venture Growth Investments, MUFG Bank, Mars Growth Capital, Ascend Venture Group, and more
• Won Digital Startup of the Year at Digital Thailand Big Bang 2017
• Won Forbes Japan Startup of the Year 2018
• Won 3 awards from International Business Magazine Award 2020
  • Most Innovative Electronic Payment Platform for Singapore
  • Most Innovative Seamless Transactions Provider for Singapore
  • Best Payment Solutions Provider in Singapore
• Won Mizuho Innovation Award 2022 (Q2)

Life at Omise

Nearly 500 employees work from our six office locations as well as remotely from home or co-working spaces. While we are a global company, a lot of our thinking goes into how to solve payment problems at the hyper-local level to help businesses scale and reach their customers.

Our core values - simple, real, and beautiful serve as our North Star and are integrated into how we work and the results of our work.

At Omise, we empower people to embrace project-ownership and take initiative. We love to see our employees act as the owner of the outcome and confidently provide solutions to each challenge, taking a collaborative teamwork approach. Our fellow employees are encouraged to discuss and share ideas, and are given the freedom to explore all areas of their work, in order to achieve the expected results.

People at Omise are from different backgrounds and together, we contribute to creating an inclusive, friendly, and safe working environment. As a company, we embrace diversity and value open discussions, a learning mindset, professionalism, and respect. “Growing with us” means to celebrate the challenges and to always look for opportunities to learn, develop your skills, and move one step forward each day. If this is the work environment you are looking for, then get in touch with us.

We look forward to hearing from you. Omise embraces diversity and nourishes an open and inclusive work environment. We are home to over 27 nationalities and all decisions to hire, promote or discharge are based on merit, competence, performance, and business needs.

We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, genetic information, gender, sexual orientation, gender identity or expression, veteran status, or any other applicable legally protected characteristics.

* Discover how Omise prioritizes and protects your privacy and data by clicking HERE to explore our Human Resources privacy policy before you embark on your journey with us.