Security Operations Analyst

TikTok's IT security team is responsible for enterprise IT global cyber security, server security, endpoint security, application security construction, and protection work. They work to improve overall IT security capabilities and security posture, providing security processes, security assessments, security operations, and security vulnerability management services. The team also supports IT teams and business departments in meeting their security requirements.

Responsibilities
- Monitor security alerts and events generated by various security tools and technologies, such as SIEM, IDS/IPS, firewalls, and endpoint detection and response (EDR) systems.
- Build and tune high-fidelity detections across endpoint, identity, cloud, and SaaS telemetry sources
- Reduce alert fatigue and false positives through improved severity tagging, disposal logic, and enrichment workflows
- Conduct threat and scenario-driven threat hunts based on TTPs, anomalies, and threat intelligence
- Identify and close detection gaps uncovered during incident response or hunting operations
- Design and maintain SOAR playbooks and automation logic for triage, enrichment, and response
- Partner with CTI and detection engineers to operationalize threat intelligence and attacker behaviors
- Develop and maintain detection logic aligned with frameworks such as MITRE ATT&CK and MaGMa
- Contribute scripts and tooling (e.g., Python, PowerShell) to improve investigation and response efficiency
- This position is part of a team that provides on-call support and requires working scheduled shifts, which may include holidays.
- Assist in post-incident reviews to drive continuous improvement of detection coverage and response workflows
- Coordinate Security Incident Response lessons learnt and post-mortem activities with XFN stakeholders.

Minimum Qualifications
- 4+ years in security operations, incident response, detection engineering, or threat hunting roles
- This position is part of a team that provides on-call support and requires working scheduled shifts, which may include holidays.
- Strong proficiency with SIEM platforms (e.g., Splunk, Chronicle, Elastic) and EDR tools (e.g., SentinelOne, CrowdStrike)
- Hands-on experience writing and tuning detection logic (e.g., Sigma, EQL, KQL, YARA)
- Deep understanding of attacker tactics and techniques (MITRE ATT&CK, threat modeling)
- Scripting ability in Python or similar languages to support automation, enrichment, or detection-as-code workflows
- Experience conducting investigations using logs from identity providers, endpoints, cloud, and network telemetry

Preferred Qualifications
- Bachelor's degree in Computer Science, Cyber Security, or STEM field
- Familiarity with SOAR platforms and automation of incident response tasks
- Experience with detection-as-code pipelines, GitOps, or CI/CD rule deployment
- Experience contributing to threat hunt frameworks or purple team exercises
- Knowledge of red teaming, penetration testing, malware analysis, or digital forensics
- Certifications such as GCIH, GCIA, GCTI, OSCP, or equivalent are a plus

The base salary range for this position in the selected city is $111600 - $223200 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

For Los Angeles County (unincorporated) Candidates:

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;

2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and

3. Exercising sound judgment.

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TikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Inspiring creativity is at the core of TikTok's mission. Our innovative product is built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and bring joy - a mission we work towards every day.

We strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion

TikTok is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At TikTok, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

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TikTok is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://tinyurl.com/RA-request