Senior Enterprise Architect, PKI & Cryptographic Security

Client 1; Canberra; On-site; AUD 180,000 - 240,000; Full time

Job summary

Department of Foreign Affairs and Trade (DFAT) seeks a Principal Enterprise Architect to lead the design, governance and evolution of enterprise cryptographic services including PKI and HSMs. The role requires strategic architecture leadership and hands-on governance, policy development, and capability uplift across engineering and operations.

The successful candidate will work across business, architecture and delivery teams in a highly regulated government environment, ensuring secure and

Qualifications

• Experience leading enterprise security and cryptographic architecture initiatives.
• Strong understanding of PKI, HSMs, certificate lifecycle management and trust services.
• Ability to define target-state architectures and roadmaps in regulated environments.
• Experience with governance, policy development and risk management.

Responsibilities

• Provide technical leadership for design, delivery and operation of enterprise PKI, HSM and cryptographic services.
• Lead governance artefact development including policies, standards and operating models.
• Define target cryptographic architectures, trust models and security standards.
• Assess capabilities and support roadmap development and future-state planning.
• Act as senior technical authority for cryptographic and security decisions.
• Lead solution architecture and detailed technical design activities.
• Mentor engineering teams and engage stakeholders across business and operations.

Skills

Enterprise security leadership

Cryptographic architecture

PKI and HSMs

Governance and risk management

Security architecture

Stakeholder engagement

Architectural governance

Team mentoring

Regulated environments

SFIA framework knowledge

Tools

SFIA framework

Job description

Department of Foreign Affairs and Trade (DFAT) seeks a Principal Enterprise Architect to lead the design, governance and evolution of enterprise cryptographic services including PKI and HSMs. The role requires strategic architecture leadership and hands-on governance, policy development, and capability uplift across engineering and operations.

The successful candidate will work across business, architecture and delivery teams in a highly regulated government environment, ensuring secure and