At Sectigo, we align around our mission and pride ourselves in helping thousands of customers sleep better at night.

Sectigo is the most innovative provider of certificate lifecycle management (CLM), delivering comprehensive solutions that secure human and machine identities for the world’s largest brands. Sectigo’s automated, cloud-native CLM platform issues and manages digital certificates across all certificate authorities (CAs) to simplify and improve security protocols within the enterprise. Sectigo is one of the largest, longest-standing, and most reputable CAs with more than 700,000 customers and two decades of delivering unparalleled digital trust.

“When people think Online trust management, they think Sectigo because we offer our customers unparalleled peace of mind.”

How we show up with each other and our customers every day is just as important, and we win as #OneSectigo by living out our core values - Support, Excellence, Communication, Teamwork, Integrity, Growth and Openness. We are committed to investing in our diverse teams where everyone understands their role and how they support our strategic goals, we drive operational excellence through scale and efficiency, and we strive to delight our customers and become the market leader in our industry. If you aspire to join a driven team that holds each other accountable to meeting our lofty goals and you’d like to be part of our growth story in delivering a market leading user experience, we’d like to talk to you.

We are looking for a talented Principal Performance Engineer to join our growing global team at Sectigo.

The Principal Performance Engineer drives performance, scalability, and reliability across our platform. This individual works among engineering teams to identify bottlenecks, shape architecture, and ensure our systems scale efficiently as usage and complexity grow. This is a hands‑on technical leadership role for an experienced engineer who enjoys solving deep system problems and influencing engineering direction at scale.

Please Note: The Reporting Manager and the Work Arrangement requirements may be modified and redesigned based on business needs to ensure operational flexibility and organizational effectiveness.

This is a full-time position, working in a hybrid model, and reporting to our Ottawa office at least 3-4 days a week.
This is an individual contributor role, reporting to our Vice President, Development. 

Here are the core functions, responsibilities, and expectations for this role: 

• Lead platform wide performance and scalability initiatives.
• Diagnose and resolve complex performance issues across services, databases, and infrastructure.
• Design and validate scalable architectures (caching, sharding, async processing, load balancing).
• Define and promote performance standards, SLOs, and scalability best practices.
• Build and execute load, stress, and capacity testing strategies.
• Partner with product, platform, and SRE teams to improve reliability and efficiency.
• Mentor engineers and influence technical decisions across teams.
• Communicate performance risks and tradeoffs to engineering leadership.
• Additional tasks associated with this position may be assigned in response to company initiatives and business needs.

Education:

• Bachelor’s degree in related field is strongly recommended. 

Experience:

• Minimum of 12+ years of building and scaling production systems is required. 
• Strong background in performance engineering and distributed systems.
• Deep understanding of system internals (CPU, memory, networking, concurrency).
• Experience profiling, benchmarking, and load testing large scale services.

Ideal Candidate Profiles, Talents, and Desired Qualifications:

• Ability to lead through influence rather than authority.
• Clear communication skills and strong technical judgment.
• Experience scaling multi‑tenant SaaS platforms.
• Database and storage performance expertise.
• Multi‑region or globally distributed system experience.
• Background working closely with SRE or platform teams.

All your information will be kept confidential according to EEO guidelines.

Global team. Global reach. Global impact.

At Sectigo, we believe doing good is good business. Our strength and our success come from our team of passionate, engaged individuals who make a difference, both locally and globally. Our commitment to engagement is rooted in an unconditionally inclusive workforce, embodying our unique perspectives, heritages, and backgrounds, all as diverse as the experiences of each Sectigo employee. Importantly, we strive to be recognized not only as the CLM leader but also for our intentional efforts to promote employees into the roles that most challenge and excite them, into experiences that allow them to grow their interests as we grow the business. We are committed to bringing a little bit of fun and a whole lot of happiness into everything we do so that our work – and our team members – reflect the positive outcomes we deliver to our customers every day.