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Senior Cyber Security Analyst - Careers at Leidos

Leidos

Senior Cyber Security Analyst - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Senior Cyber Security Analyst at Leidos

Join Leidos Australia's expanding 24x7x365 Central Processing Cyber Security Operations Centre (CP SOC) at HMAS Harman, Canberra. Partner with the Defence Security Operations Centre (DSOC) to defend one of the largest ICT networks in the southern hemisphere. This permanent, onsite role on rotating 12-hour shifts demands Australian citizenship and NV-1 or NV-2 clearance.

Key Responsibilities

  • Lead shifts, inspire, and mentor team to meet mission outcomes.
  • Triage and report security incidents collaboratively.
  • Develop SOC TTPs, toolsets, and custom signatures for IDPRR.
  • Execute threat hunts with adversary TTPs/IOCs.
  • Author documentation, reports, and integrate threat intelligence.

Required Skills & Experience

  • Splunk SIEM expertise (apps, rules, dashboards).
  • Advanced Windows/Linux/Networking and Incident Response.
  • Proficiency in Trellix EPO, Tenable, Palo Alto or equivalents.
  • Scripting/automation; leadership in high-stakes environments.

Qualifications

NV-1/NV-2 clearance mandatory. Security certs (CISSP, GCIH) and degree preferred; experience prioritized. Self-starters with strong communication thrive here.

Why Leidos?

Do work that matters protecting Australia's way of life. Enjoy Leidos Life Hub discounts, team-building opportunities, and a culture of innovation in defence and intelligence. We value diverse perspectives driving smarter solutions.

Don't meet every requirement? Apply if you match most—we focus on potential.

Locations

  • Canberra, Australian Capital Territory, Australia

Salary

Estimated Salary Rangehigh confidence

160,000 - 200,000 AUD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • SIEM (Splunk) development, rulesets, dashboards, and workflowsintermediate
  • Intermediate to advanced Windows, Linux, and Networkingintermediate
  • Intermediate to advanced Incident Responseintermediate
  • Trellix EPO, Tenable, Palo Alto platforms or similarintermediate
  • Scripting and automation technologiesintermediate
  • Threat hunting using adversary TTPs and IOCsintermediate
  • Custom signature development for detection and responseintermediate
  • Stakeholder management and communicationintermediate

Required Qualifications

  • Australian Citizen with current NV-1 or NV-2 Security Clearance (experience)
  • Industry ICT Security qualifications (CompTIA Sec+, CISSP, GIAC, GCIH preferred) (experience)
  • Tertiary education in Engineering, Computer Science or equivalent (preferred; equivalent experience accepted) (experience)
  • Strong understanding of cyber security frameworks (experience)

Responsibilities

  • Lead shifts and mentor team members to achieve Defence mission outcomes
  • Triage, manage, and report on security incidents with stakeholders
  • Develop SOC TTPs, security toolsets, and custom signatures for adversary detection
  • Conduct threat hunt operations using known TTPs and IOCs
  • Produce incident reports, operational documentation, and service level reporting
  • Integrate intelligence sources into cyber threat analysis products
  • Build and shape team culture and security tooling for national infrastructure

Benefits

  • general: Permanent full-time role with rotating 12-hour shift roster
  • general: Work on critical national security infrastructure with Department of Defence
  • general: Leidos Life Hub: discounts and cashback with 400+ retailers
  • general: Opportunities for leadership development, mentoring, and continual learning
  • general: Collaborative team environment shaping culture and tackling complex challenges
  • general: Onsite at HMAS Harman, Canberra with global Leidos support

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Jobs in Canberra, Australian Capital Territory, AustraliaLeidos CareersCyber Security Hiring AustraliaDefence SOC RolesEngineeringInformation TechnologySecurity

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Leidos logo

Senior Cyber Security Analyst - Careers at Leidos

Leidos

Senior Cyber Security Analyst - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Senior Cyber Security Analyst at Leidos

Join Leidos Australia's expanding 24x7x365 Central Processing Cyber Security Operations Centre (CP SOC) at HMAS Harman, Canberra. Partner with the Defence Security Operations Centre (DSOC) to defend one of the largest ICT networks in the southern hemisphere. This permanent, onsite role on rotating 12-hour shifts demands Australian citizenship and NV-1 or NV-2 clearance.

Key Responsibilities

  • Lead shifts, inspire, and mentor team to meet mission outcomes.
  • Triage and report security incidents collaboratively.
  • Develop SOC TTPs, toolsets, and custom signatures for IDPRR.
  • Execute threat hunts with adversary TTPs/IOCs.
  • Author documentation, reports, and integrate threat intelligence.

Required Skills & Experience

  • Splunk SIEM expertise (apps, rules, dashboards).
  • Advanced Windows/Linux/Networking and Incident Response.
  • Proficiency in Trellix EPO, Tenable, Palo Alto or equivalents.
  • Scripting/automation; leadership in high-stakes environments.

Qualifications

NV-1/NV-2 clearance mandatory. Security certs (CISSP, GCIH) and degree preferred; experience prioritized. Self-starters with strong communication thrive here.

Why Leidos?

Do work that matters protecting Australia's way of life. Enjoy Leidos Life Hub discounts, team-building opportunities, and a culture of innovation in defence and intelligence. We value diverse perspectives driving smarter solutions.

Don't meet every requirement? Apply if you match most—we focus on potential.

Locations

  • Canberra, Australian Capital Territory, Australia

Salary

Estimated Salary Rangehigh confidence

160,000 - 200,000 AUD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • SIEM (Splunk) development, rulesets, dashboards, and workflowsintermediate
  • Intermediate to advanced Windows, Linux, and Networkingintermediate
  • Intermediate to advanced Incident Responseintermediate
  • Trellix EPO, Tenable, Palo Alto platforms or similarintermediate
  • Scripting and automation technologiesintermediate
  • Threat hunting using adversary TTPs and IOCsintermediate
  • Custom signature development for detection and responseintermediate
  • Stakeholder management and communicationintermediate

Required Qualifications

  • Australian Citizen with current NV-1 or NV-2 Security Clearance (experience)
  • Industry ICT Security qualifications (CompTIA Sec+, CISSP, GIAC, GCIH preferred) (experience)
  • Tertiary education in Engineering, Computer Science or equivalent (preferred; equivalent experience accepted) (experience)
  • Strong understanding of cyber security frameworks (experience)

Responsibilities

  • Lead shifts and mentor team members to achieve Defence mission outcomes
  • Triage, manage, and report on security incidents with stakeholders
  • Develop SOC TTPs, security toolsets, and custom signatures for adversary detection
  • Conduct threat hunt operations using known TTPs and IOCs
  • Produce incident reports, operational documentation, and service level reporting
  • Integrate intelligence sources into cyber threat analysis products
  • Build and shape team culture and security tooling for national infrastructure

Benefits

  • general: Permanent full-time role with rotating 12-hour shift roster
  • general: Work on critical national security infrastructure with Department of Defence
  • general: Leidos Life Hub: discounts and cashback with 400+ retailers
  • general: Opportunities for leadership development, mentoring, and continual learning
  • general: Collaborative team environment shaping culture and tackling complex challenges
  • general: Onsite at HMAS Harman, Canberra with global Leidos support

Target Your Resume for "Senior Cyber Security Analyst - Careers at Leidos" , Leidos

Get personalized recommendations to optimize your resume specifically for Senior Cyber Security Analyst - Careers at Leidos. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Senior Cyber Security Analyst - Careers at Leidos" , Leidos

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

Jobs in Canberra, Australian Capital Territory, AustraliaLeidos CareersCyber Security Hiring AustraliaDefence SOC RolesEngineeringInformation TechnologySecurity

Answer 10 quick questions to check your fit for Senior Cyber Security Analyst - Careers at Leidos @ Leidos.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.