Senior Solution Architect (Enterprise Key Management & Secrets Management)
Canberra, Australia | Posted on 21/09/2026
Security Clearance:
Must have ositive Vetting (PV)
Level:
Senior (EL2 Equivalent)
About the Role
We are seeking an experienced
Senior Solution Architect
to lead the design, governance, and implementation of secure enterprise solutions supporting
Enterprise Key Management Systems (EKMS)
and
Secrets Management Systems (SMS)
within a highly secure government environment.
The successful candidate will provide architectural leadership across complex cyber security, infrastructure, cloud, and enterprise technology initiatives.
You will work closely with security architects, project teams, business stakeholders, and technology vendors to design and deliver resilient, scalable, and compliant solutions that protect Australia's most sensitive information assets.
Key Responsibilities
Lead the development of end-to-end solution architectures for enterprise key management and secrets management capabilities.
Cryptographic key lifecycle management
Secret storage and retrieval
Certificate management and PKI integration
Privileged Access Management (PAM)
Automated key rotation and credential management
Produce and maintain architecture artefacts including:
Security architecture models
Integration patterns
Data flow diagrams
Conduct architecture reviews, technology assessments, and option analyses.
Develop migration strategies from legacy credential and key management frameworks to centralized enterprise platforms.
Design integration patterns for:
Applications
Container platforms
Provide architectural governance through design authorities, review boards, and assurance activities.
Identify and manage architectural risks, dependencies, and technical debt.
Support accreditation and certification activities and prepare associated security documentation.
Contribute to the development of security policies, standards, operational procedures,



and technical playbooks.
Mentor engineering teams and provide architectural guidance across projects and enterprise initiatives.
Requirements
Minimum 10 years' experience leading solution architecture activities within large and complex enterprise environments.
Demonstrated experience delivering architecture for cyber security, cloud, infrastructure, or digital transformation programs.
Strong understanding of enterprise architecture methodologies and architecture governance practices.
Security & Cryptography
Experience designing and implementing:
Secrets Management Platforms
Identity and Access Management (IAM)
Public Key Infrastructure (PKI)
Cryptographic security solutions
Privileged Access Management (PAM)
Strong knowledge of key lifecycle management and certificate management processes.
Public cloud services
Expertise in high availability, disaster recovery, resilience, and operational supportability.
Security Frameworks & Compliance
Solid understanding of:
Protective Security Policy Framework (PSPF)
Information Security Manual (ISM)
ASD security requirements
Zero Trust Architecture
Australian Government cyber security standards
Stakeholder Management
Proven ability to engage and influence:
Senior executives
Governance boards
Technical leadership teams
External vendors and delivery partners
Excellent written and verbal communication skills.
Experience working within Defence, Intelligence, National Security, or Federal Government environments.
Experience with technologies such as:
HashiCorp Vault
AWS KMS
CyberArk
Thales CipherTrust
Hardware Security Modules (HSMs)
Experience supporting security accreditation and authority-to-operate activities.
Knowledge of container security, Kubernetes, DevSecOps, and CI/CD security practices.
Qualifications
Bachelor's degree or higher in Information Technology, Cyber Security, Computer Science, Engineering, or related discipline.
Relevant industry certifications highly regarded, including:
#J-*****-Ljbffr

📌 Senior Solution Architect (Enterprise Key Management & Secrets Management) (Canberra)
🏢 Powerdatagroup
📍 Canberra