Cyber Security Officer (Blue Team)

Evermos; Kota Bandung; On-site; IDR 200.000.000 - 300.000.000; Full time

Job summary

A leading cybersecurity firm is seeking a Cybersecurity Specialist to manage security incidents and implement infrastructure-level security controls. Candidates should have a Bachelor's degree in Computer Science and over 3 years of experience. Proficiency in Linux and Windows OS, SIEM systems, and strong analytical skills are essential. The role offers opportunities for operational improvements and a commitment to diversity in recruitment.

Qualifications

• More than 3 years of professional experience in cybersecurity.
• Proficient in implementing and managing SIEM systems.
• Experience in digital forensics and incident response.

Responsibilities

• Respond to security incidents related to infrastructure components.
• Conduct infrastructure-level hardening to address vulnerabilities.
• Assist in investigations of data breaches or theft incidents.

Skills

Cloud infrastructure (IaaS/PaaS)

GitOps principles

Database operations

Linux operating system

Windows operating system

SIEM systems

Analytical skills

Digital forensics

Initiative in improvements

Education

Bachelor’s degree in Computer Science or related field

Tools

EDR monitoring tools

SOAR

Job description

Open for Bandung / Jakarta / Yogyakarta Office
Key Responsibilities

• Respond to security incidents related to infrastructure components such as WAF, Firewall, Endpoint Security, and SIEM.
• Perform regular reviews to ensure all deployed sensors and security controls function effectively against external / internal threats
• Conduct infrastructure-level hardening to address identified vulnerabilities.
• Ensure effective patch management across production environments, avoiding obsolete software versions.
• Support documentation efforts related to ISO 27001 compliance requirements.
• Perform weekly audits on Annex A clauses related to technology and engineering.
• Provide administrative support to the Cyber & Information Security Department.
• Contribute to the development and implementation of infrastructure-level security controls and mechanisms.
• Manage and implement alerting systems across all sensors within the cyber defense scope (SOC).
• Ensure database backup and recovery processes follow established company policies.
• Assist in investigations of data breaches or data theft incidents involving company information.
• Handle daily operational support activities related to Cyber Security tasks.

Required Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or a related field.
• More than 3 years of professional experience in the cybersecurity domain.
• Good understanding of cloud infrastructure (IaaS/PaaS).
• Familiarity with GitOps principles and Infrastructure as Code (IaC).
• Knowledge of database operations (read, write, backup, restore).
• Understanding of server resource utilization (CPU, memory, storage).
• Proficient in both Linux and Windows operating systems.
• Proficient in implementing and managing SIEM systems and monitoring tools (e.g., EDR, SOAR).
• Good understanding of endpoint, network, and application-layer security (including WAF).
• Familiarity with threat intelligence technologies and their application.
• Strong analytical skills for root cause and impact analysis.
• Experience in digital forensics and incident response (DFIR).
• High level of self-discipline in achieving assigned targets.
• Excellent communication and collaboration skills.
• Experience with at least one security automation tool for detection, prevention, or analytics (plus point).
• Proactive and able to take initiative in operational improvements.

Evermos is committed to providing an inclusive environment where equal opportunities are available to all applicants regardless of race, color, religion, gender, national origin, disability, age, genetic information, marital status, pregnancy, or related condition. We will not tolerate discrimination or harassment based on any of these characteristics. We also emphasize the importance of diversity in all aspects of employment including recruitment, hiring, promotions, training, and organization operations.