Security Detection & Response I

Adecco; Sydney; On-site; AUD 90,000 - 120,000; Full time

Job summary

Adecco is seeking a Security Detection & Response Analyst (SDR I) to join a high-performing cyber security function protecting critical enterprise systems and infrastructure.

Work alongside experienced cyber security specialists in a collaborative environment, gaining hands‑on experience across threat detection, investigation, incident response, automation, and security operations.

Qualifications

• Foundational knowledge of security operations and incident response.
• Exposure to threat detection and analysis concepts.
• Familiarity with security platforms and alert triage.

Responsibilities

• Monitor security alerts across endpoints, networks, identity, and cloud.
• Investigate threats by analyzing logs, telemetry, and threat intel.
• Support incident response including validation, triage, containment, and docs.
• Collaborate with senior analysts to escalate complex investigations.
• Help improve detection by reducing false positives and refining rules.
• Assist in developing runbooks, playbooks, and procedures.
• Get hands-on with SIEM, EDR/XDR, SOAR, automation, and AI security tools.
• Support initiatives to strengthen monitoring coverage and visibility.

Skills

Cyber security

IT support

Infrastructure

Service desk

Networking

Education

Certifications (Security+)

SC-200

AZ-500 / Microsoft Security

Tools

Microsoft Sentinel

Splunk

CrowdStrike

Defender

QRadar

SOAR

Job description

We're seeking a Security Detection & Response Analyst (SDR I) to join a high-performing cyber security function responsible for protecting critical enterprise systems and infrastructure.

This is an exciting opportunity for an analytically minded professional to gain hands‑on experience across threat detection, investigation, incident response, automation, and security operations while working alongside experienced cyber security specialists in a collaborative and supportive environment.

About Us

Our client is a leading enterprise organisation with a mature and evolving cyber security capability focused on protecting people, systems, and data from emerging threats.

As part of the Security Operations team, you'll gain exposure to industry-leading technologies, modern detection and response practices, and innovative security initiatives that support a complex and dynamic environment. The team is committed to continuous improvement, professional development, and fostering the next generation of cyber security talent.

Responsibilities

As a Security Detection & Response Analyst, you will:

• Monitor security alerts and events across multiple platforms including endpoint, network, identity, and cloud environments.
• Investigate potential threats and security incidents by analysing logs, telemetry, and threat intelligence data.
• Support cyber incident response activities including alert validation, triage, containment support, and documentation.
• Collaborate with senior analysts and engineers to identify suspicious activity and elevate complex investigations where required.
• Contribute to the enhancement of detection capabilities by identifying false positives and recommending improvements to monitoring rules.
• Assist in developing and maintaining security playbooks, runbooks, and investigation procedures.
• Gain exposure to leading security technologies including SIEM, EDR/XDR, SOAR, automation, and AI-driven security solutions.
• Support continuous improvement initiatives aimed at strengthening monitoring coverage, visibility, and operational effectiveness.

Your Profile

To be successful in this role, you will possess:

• Experience within cyber security, IT support, infrastructure, service desk, networking, or a related technical field.
• A genuine passion for cyber security and a strong desire to build a long-term career within the industry.
• Foundational knowledge of security operations, incident response, threat detection, or cyber defence principles.
• Exposure to technologies such as Microsoft Sentinel, Splunk, CrowdStrike, Defender, QRadar, or similar security platforms will be highly regarded.
• An understanding of attacker tactics and frameworks such as MITRE ATT&CK.
• Strong analytical and problem-solving capabilities with excellent attention to detail.
• The ability to communicate findings clearly and work effectively within a collaborative team environment.
• Relevant certifications such as Security+, SC-200, AZ-500, Microsoft Security certifications, or similar will be viewed favourably.

If you're looking for an opportunity to develop your cyber security career within a supportive and highly regarded team, we'd love to hear from you. This role offers valuable exposure to enterprise security operations, ongoing professional development, and the chance to make a genuine impact within a growing cyber security function.

Contact

For a confidential discussion or to learn more about this opportunity, please contact Zac Hallis at **********@adecco.com.au