Security Analyst - L1 Internship

Packet Systems Indonesia; Jakarta Pusat; On-site; IDR 180,000,000 - 300,000,000; Full time

Job summary

Packet Systems Indonesia (PSI) is seeking a Tier 1 Analyst to join our security operations team in Jakarta. You will be on the front line, monitoring alerts across SIEM, EDR/XDR, and SOAR platforms, performing initial triage, and escalating incidents per defined playbooks.

You will document cases with evidence and timelines and support containment efforts. The role requires strong analytical skills and the ability to work collaboratively in a fast-paced security environment within PSI's Jakarta

Qualifications

• Bachelor's degree in Cybersecurity, CS, or related field.
• Experience with security monitoring tools is a plus.
• Strong analytical and problem-solving skills.

Responsibilities

• Monitor SIEM, EDR/XDR, SOAR and other security platforms for alerts.
• Perform initial triage, classify severity, and identify false positives.
• Create and maintain incident cases with evidence and timelines.
• Escalate high-priority or suspicious incidents per procedures.
• Follow runbooks, assist containment, and provide status updates.
• Handover shifts and contribute to knowledge bases and runbooks.
• Report monitoring gaps and platform issues.

Skills

Security monitoring

Incident triage

SIEM familiarity

Analytical thinking

Communication

Education

Bachelor's degree in Cybersecurity / CS

Tools

SIEM

EDR/XDR

SOAR

Case management

Job description

About Us

Packet Systems Indonesia (PSI) is a place where technology professionals grow, collaborate, and make a real impact. Founded in 2004, PSI has built a strong reputation as one of Indonesia’s leading ICT systems integrators, trusted by enterprises to deliver secure, scalable, and mission‑critical technology solutions. As part of the Logicalis Group, a global IT solutions and managed services provider, PSI offers employees the best of both worlds: strong local expertise combined with global standards, exposure, and career opportunities. Our teams work on meaningful projects across industries, helping organizations modernize their IT environments and accelerate digital transformation. At PSI, our people are at the center of everything we do. With hundreds of in‑house professionals, you will work alongside experienced consultants, engineers, and industry experts who are passionate about technology and knowledge sharing. We foster a collaborative environment where ideas are valued, challenges are embraced, and continuous learning is encouraged whether through hands‑on projects, certifications, or exposure to leading global technology partners. We take pride in delivering complex projects that matter. From planning and design to deployment and managed services, PSI professionals are trusted to work on large‑scale, business‑critical solutions that directly impact our customers’ success. This means real responsibility, real learning, and real career growth. Headquartered in Jakarta, Packet Systems Indonesia offers a stable, professional, and forward‑looking workplace where individuals can build long‑term careers. Guided by our values of being on track, on time, and on target, we empower our people to grow their expertise, expand their impact, and shape the future of Indonesia’s digital landscape.

Role Description

• The Tier 1 Analyst is responsible for front‑line security monitoring, initial alert triage, case creation, and first‑level investigation of security events.
• The Tier 1 Analyst ensures timely escalation based on severity, SLA, escalation matrix, and approved playbooks.

Responsibilities

• Monitors SIEM, EDR/XDR, SOAR, case management, and other security platforms for security alerts and operational health indicators.
• Performs initial triage, alert validation, severity classification, and false‑positive identification.
• Creates, updates, and maintains incident cases with relevant evidence, affected assets/users, timeline, severity, and initial analysis.
• Escalates validated, high‑priority, or suspicious incidents to agreed procedures.
• Executes approved first‑level actions defined in runbooks/playbooks and supports containment coordination when required.
• Performs shift handover, case follow‑up, and status updates to ensure monitoring continuity.
• Reports log source health issues, monitoring gaps, alert noise, and platform anomalies
• Contributes to knowledge base, operational runbooks, lessons learned, and contin~uous improvement feedback.

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At PSI, we are committed to creating a diverse and inclusive workplace where everyone can thrive.