Senior DevSecOps Engineer
On-siteMelbourne, Victoria, Australia
Job Summary
Lead the design, implementation, and continuous improvement of secure CI/CD pipelines, automation frameworks, and cloud-native DevSecOps practices across complex Defence programs. Champion security-by-design principles by integrating vulnerability management, compliance controls, and security tooling throughout the development and deployment lifecycle. Collaborate with software engineers, architects, and stakeholders to deliver scalable, resilient solutions within an Agile environment while driving platform optimization and mentoring team members. This role requires an Australian Citizen with an NV-1 security clearance (upliftable to NV-2) and experience with Jenkins, Terraform, Docker, and Kubernetes. Join Mission Software Systems to modernize delivery pipelines and support end-to-end intelligence capabilities for government and national security customers.
Required Qualifications
- Australian Citizen
- NV-1 security clearance
- willing and able to uplift to an NV-2 security clearance
- Experience designing, implementing and supporting secure CI/CD pipelines using tools such as Jenkins, GitLab CI/CD or Azure DevOps
- Experience with infrastructure as code and automation practices using technologies including Terraform, Ansible and scripting languages such as Python, Bash or PowerShell
- Knowledge of DevSecOps principles, secure software development practices, vulnerability management and security tooling across the software delivery lifecycle
- Experience working with containerisation and orchestration technologies such as Docker and Kubernetes within cloud and hybrid environments
- Experience supporting Linux-based enterprise platforms and delivering secure, scalable and highly available solutions
- Ability to collaborate effectively within Agile teams, providing technical leadership, mentoring and continuous improvement across engineering and security practices
Desired Qualifications
- Experience supporting Defence, National Security or other regulated environments
- Knowledge of security frameworks, accreditation processes and compliance requirements within government or Defence programs
- Experience with monitoring, observability and logging platforms such as ELK, Splunk, Grafana or Prometheus
- Relevant industry certifications such as Terraform Associate, AWS/Azure certifications, Kubernetes certifications, CISSP, SSCP or similar
- Experience mentoring engineers and contributing to engineering capability uplift initiatives
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