Want to know if this job is worth applying to?
India
Hybrid
Founded in 2014, Circles is a global technology company reimagining the telco industry with its innovative SaaS platform, empowering telco operators worldwide to effortlessly launch innovative digital brands or refresh existing ones, accelerating their transformation into techcos.
Today, Circles partners with leading telco operators across multiple countries and continents, including KDDI Corporation, Etisalat Group (e&), AT&T, and Telkomsel, creating blueprints for future telco and digital experiences enjoyed by millions of consumers globally.
Besides its SaaS business, Circles operates three other distinct businesses:
Circles is backed by renowned global investors, including Peak XV Partners (formerly Sequoia), Warburg Pincus, Founders Fund, and EDBI (the investment arm of the Singapore Economic Development Board), with a track record of backing industry challengers.
Standardized Job Title: Senior Engineer, Cyber Defence (SOC)
Role: Senior Security Engineer (SOC/SOAR & Automation)
Location: Bangalore
As a Senior Security Engineer specializing in SOC operations and automation, you will be a cornerstone of Circles' defensive architecture. You will lead the engineering of our security ecosystem, driving the development of automated detection pipelines, SIEM/SOAR integrations, and sophisticated threat response frameworks to protect our global digital infrastructure.
Candidate Qualifications & Mandatory Skills:
Minimum of 6 years of professional experience in Security Operations Center (SOC) engineering and incident response.
Cloud & Infrastructure: Mandatory proficiency in AWS cloud security and expert-level Linux administration.
Automation & Scripting: Mandatory advanced scripting skills in Python and Bash to automate security workflows and remediations.
Platform Engineering: Mandatory experience in SIEM setup, configuration, and complex log onboarding across diverse data sources.
Solid understanding of RegEx, pattern definitions, and AI/ML techniques for noise reduction.
Industry certifications such as GCIH, GCIA, or platform-specific expert certifications (Splunk/QRadar) are highly desirable.
Security Platform Architecture
Design and maintain high-performance SIEM/SOAR architectures, ensuring seamless log ingestion and data normalization.
Engineer advanced detection logic and SOAR playbooks to automate threat mitigation and improve response metrics.
Fine-tune security alerts to minimize false positives and enhance the signal-to-noise ratio for the SOC team.
Research and deploy detection capabilities for emerging threats, mapping content to the MITRE ATT&CK framework.
Continuously refine data normalization, parsing, and correlation logic to maximize SIEM performance and response efficiency.
Strategic Incident Management
Direct SOC operations during critical incidents, utilizing engineering enhancements and cross-functional collaboration to ensure rapid mitigation.
Engineer detection content and runbooks mapped to the MITRE ATT&CK framework to maintain a proactive security posture.
Evaluate and integrate emerging security technologies and advanced analytics to ensure the SOC remains at the forefront of cyber defence.
Serve as a subject matter expert, translating technical findings into strategic recommendations for senior stakeholders.
Flexibility:
Ability to work in 24x7 environments as per business needs.
Circles is committed to a diverse and inclusive workplace. We are an equal opportunity employer and do not discriminate on the basis of race, national origin, gender, disability or age.
By submitting an application for this position, you, as the applicant, or your authorised representative(s), consent to Circles’ Candidate Data Protection and Privacy Policy. You also agree to the collection, use, and/or disclosure of your personal data by us solely for recruitment purposes as specified in the Policy. You acknowledge that you have read and understood the Policy, are aware of your rights regarding your personal data, and accept the terms relating to international data transfers, where applicable. You further understand that you may withdraw consent at any time, which may affect our ability to consider your application. In instances where your personal data or application is submitted by a third party, it is understood that such third party has been duly authorised by you to disclose the relevant personal data and provide consent on your behalf, and that you have been made aware of this Policy.
To all recruitment agencies: Circles will only acknowledge resumes shared by recruitment agencies if selected in our preferred supplier partnership program.
Please do not forward resumes to our jobs alias, Circles, employees or any other company location. Circles will not be held accountable for any fees related to unsolicited resumes not uploaded via our ATS.