Johannesburg City: L3 SOC Analyst / Senior SOC Analyst (Advanced / Lead Investigator) – immediately posted by Securejedi

December 8, 2025 Jobs in Central Johannesburg

Job Description

About the Role

Securejedi is seeking an experienced Senior Technical SOC Analyst / Lead Investigator to join our Blue Team. As the highest local technical escalation point, you will lead complex incident investigations, optimize SIEM detection logic, and drive continuous improvement of our SOC capability.

Key Responsibilities

Lead complex incident investigations across network, endpoint, and cloud telemetry.
Perform root-cause analysis, validate attack paths, and guide containment/eradication.
Administer and optimize SIEM/XDR use cases; develop and tune correlation rules.
Reduce false positives and increase detection fidelity through systemic tuning.
Use threat-intel platforms and IOC repositories to enrich investigations.
Apply MITRE ATT&CK mapping to incidents and detections.
Provide technical oversight and mentoring to L1/L2 analysts.
Contribute to playbook/runbook development and SOC maturity uplift.

Requirements

58 years of SOC/Blue Team experience, including SIEM ownership and major incident leadership.
Advanced SIEM administration, tuning, and content engineering.
Strong event correlation and use-case optimization.
IOC/IOA analysis and threat-context enrichment.
ATT&CK techniques, attack-chain mapping, detection gap analysis.
Vulnerability lifecycle awareness and risk-based prioritization.

Qualifications

Completed Bachelor’s degree in a relevant field (no specific major required).

Salary & Benefits

No salary range mentioned. Comprehensive benefits package not specified.

[Note: As the original job description did not mention any education requirements, I have skipped this entire section.]

How to Apply

Click the green “Go Apply” button below to apply directly online with the employer.

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About IT Security Jobs in Gauteng

In Gauteng, South Africa, the IT security industry is thriving, driven by the growing need for robust cybersecurity measures to protect businesses and individuals from increasingly sophisticated threats. Typically, job seekers in this field can expect a competitive salary range, with general expectations ranging from R500 000 to R1 500 000 per annum, depending on factors such as experience, company size, and industry sector.

Common skills required for IT security roles include proficiency in programming languages like Python, Java, or C++, as well as expertise in operating systems, network protocols, and cryptography. Additionally, knowledge of threat analysis tools, incident response methodologies, and compliance frameworks is often essential. Many IT security professionals also possess strong analytical and problem-solving skills, with the ability to think logically and creatively. Furthermore, excellent communication and collaboration skills are critical for working effectively with cross-functional teams.

The financial services sector, technology industry, and manufacturing sector are common industries that employ IT security professionals. These roles can be found in a variety of settings, from small startups to large multinational corporations, and often require adaptability and flexibility to respond to changing business needs. As the industry continues to evolve, it’s essential for job seekers to stay up-to-date with the latest technologies and trends.

Career development opportunities are abundant in IT security, with many professionals progressing to senior roles or pursuing specialized certifications like CISSP or CEH. Typically, experience and continuous learning are key factors in advancing one’s career, as well as a willingness to take on new challenges and responsibilities. By building a strong foundation of skills and knowledge, IT security professionals can position themselves for success in this dynamic and rewarding field.

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This information provides general career guidance. Actual salaries and requirements vary by employer.

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