Customer Success Engineer (Pre & Post-Sales)

Customer Success Engineer
(Pre & Post-Sales) Canberra, ACT (Brindabella Business Park Canberra Airport)
Full-time QuintessenceLabs

Founded in Canberra in 2008 as Australia's first quantum technology company, QuintessenceLabs delivers quantum-resilient cybersecurity solutions that protect sensitive data, critical infrastructure, and national security interests. Our solutions help organizations reduce cryptographic risk and adapt to changing security requirements through a unified platform for crypto-agility and quantum resilience.

From continuous cryptographic visibility and automated remediation to PQC readiness assessments, quantum random number generation, quantum key distribution, and crypto-agile security architectures, QuintessenceLabs enables organizations to protect against today's threats while preparing for evolving cryptographic requirements.

About the Role

We are seeking a highly capable and autonomous Customer Success Engineer to join our growing Customer Success Team (CST). As we are currently ramping up this function, this is a foundational role with significant potential to shape our customer success strategy and step into a leadership position as the team expands.

Reporting to the VP of Global Operations and APAC Growth Strategy, you will act as the critical interface between our engineering department and our sales team. Operating independently, you will support complex pre-sales engagements, lead technical post-sales implementations, and provide ongoing strategic consulting. Furthermore, you will have the unique opportunity to take on product management tasks, acting as the voice of the customer to directly influence our product roadmap and development cycles.

The position's primary place of work is in a modern office in a premium business precinct in Canberra. Staff have access to in office lunch and breakfast supplies, while numerous cafes and eateries are located within a 5-minute walk. Canberra is regularly in the top 10 most liveable cities in the world and is within 2 hours of the Sapphire Coast and the Snowy Mountains.

You will have a competitive salary and as the role is based in Canberra, relocation support is available. Some domestic and S.E. Asia travel may be required from time to time.

Key Responsibilities

• Sales & Engineering Interface: Serve as the technical translator and strategic bridge between the sales organization and the core engineering team, ensuring customer realities inform technical development and vice versa.

• Product Management Contributions: Capture field feedback, feature requests, and market trends from customer interactions to help define product requirements and shape the engineering roadmap. Assist in the development of Product Requirement Document - Business Cases, by validating customer driven requirement requests and working with operations and engineering to determine the return-on-investment opportunities and risks.

• Pre-Sales Engineering: Partner with the sales team to provide deep technical expertise during the sales cycle, including product demonstrations, technical discovery, and proof-of-concept (PoC) design.

• Post-Sales Technical Support: Serve as the primary technical escalation point for deployed solutions, ensuring seamless integration, troubleshooting complex issues, and driving successful technical adoption.

• Customer Consulting: Act as a trusted advisor to our customers, consulting on security architectures, cryptographic implementations, and best practices for their specific environments.

• Process Leadership: Work hand in hand with the USA based Director of CST in monitoring the effectiveness of process and standards and modifying them to maintain a market leading CST reputation for proactive support and positive outcomes.

What We're Looking For

• Experience: Proven background in a technical pre-sales, post-sales, solutions architecture, or highly technical customer-facing engineering role. Proven relevant experience and drive to succeed outweighs formal qualifications, however this role typically suits applicants with a strong background or bachelor's degree in any of computer science, cybersecurity, or computer engineering.

• Cross-Functional Acumen: Demonstrated interest or experience in product management, with a knack for translating customer pain points into actionable engineering requirements.

• Technical Domain: A strong foundational understanding of applied cryptography. Experience with enterprise key management, quantum technologies, post-quantum cryptography, or complex security architectures is highly preferred.

• Problem Solving: Ability to autonomously navigate complex technical environments, troubleshoot integrations, and design effective solutions.

• Communication: Exceptional ability to translate complex technical concepts to both engineering teams and executive stakeholders. You must be able to pick up the phone and talk to colleagues, vendors and customers as well as present demonstrations in person and online in a confident manner.

• Drive: A self-starter mentality, comfortable navigating the ambiguity of a ramping team and building processes from the ground up.

• Ability to Work: You must be an Australian citizen or permanent resident. The ability to hold an Australian security clearance is advantageous.

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