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.

Robust 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 Strong 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-18808-Ljbffr

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