Source Job

Canada

  • Lead implementation of ACME-based automated certificate provisioning and renewal
  • Architect and manage SSL/TLS certificate lifecycle across enterprise environments
  • Deploy and configure certificate servers and related infrastructure components

Security Architecture

20 jobs similar to Senior Systems Architect

Jobs ranked by similarity.

Canada

  • You will review, challenge, and strengthen our systems, act as the security authority within engineering, define guardrails, and drive remediation when risks arise.
  • Operating independently, you’ll build the structure and standards needed as we scale.
  • Your mission is to own the company wide security strategy and architecture, ensure CIRO and SOC 2 alignment, and embed strong security practices across infrastructure, applications, and internal systems, while enabling engineering velocity.

Newton is changing how Canadians trade crypto, with the goal to make financial freedom something everyone can achieve by giving customers the tools and knowledge they need to navigate the crypto world. At Newton, you'll work with a remote team spread across Canada.

$175,000–$220,000/yr
US

  • Validate and deploy new and replacement security technology platforms.
  • Build and maintain staging environments for pre-production testing and validation.
  • Develop standardized deployment playbooks, checklists, configuration templates, and handoff documentation.

Anthropic's mission is to create reliable, interpretable, and steerable AI systems. Their team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems.

$118,500–$170,500/yr
US Canada Unlimited PTO

  • Work directly with engineering teams as the main point of contact for product security.
  • Conduct formal TARA (ISO/SAE 21434) to define security requirements for vehicle ECUs and autonomous stacks.
  • Develop data integrity standards for CAN and Automotive Ethernet to block injection and spoofing attacks.

Waabi, founded by AI pioneer Raquel Urtasun, is an AI company building the next generation of self-driving technology. With a world class team and an innovative approach, Waabi is backed by best-in-class investors and is growing quickly with offices in Toronto, San Francisco, Dallas, and Pittsburgh.

US Canada

  • Manage identity & access security, administer and secure Windows Active Directory, Azure Entra ID and SSO configurations.
  • Secure cloud infrastructure by protecting and monitoring infrastructure hosted in AWS and GCP.
  • Lead endpoint protection & threat detection; manage Microsoft Defender XDR for endpoint security; monitor alerts, investigate incidents, and lead incident response efforts.

Backcountry's mission is to connect people to their passions through their online stores. They aim to supply customers with premium outdoor products, shopping experience, personalized Gearhead expertise and inspirational content.

Unlimited PTO

  • Design and implement scalable, secure Azure infrastructure (IaaS, PaaS, and hybrid)
  • Deploy and manage Azure Virtual Networks, NSGs, Azure Firewall, and private endpoints
  • Build and maintain infrastructure using Terraform (preferred) , ARM/Bicep templates, PowerShell, and Azure CLI

Ridgeline is a tech company that helps government and enterprise customers solve a big problem they sometimes don't even know they have to combat Ubiquitous Technical Surveillance. At Ridgeline, you will work with the most talented software developers, systems engineers, and subject matter experts to change how big enterprises and the U.S. Government manage their digital signatures.

$130,000–$140,000/yr
US UK

  • Design, deploy, and manage security tools and infrastructure to detect and prevent threats across cloud (AWS and GCP), corporate, and product environments.
  • Work collaboratively with engineering and product teams to integrate security into the SDLC (Secure Software Development Life Cycle) via threat modeling, code reviews, and automated testing.
  • Conduct security assessments, penetration testing, and vulnerability management to identify and remediate risks in our applications and services.

Acorns is a financial wellness app helping people and families save and invest money for the long term. Since 2014, Acorns has grown into a global company with multiple life-stage products serving the needs of kids, teens, adults, and parents.

Canada 3w PTO

  • Design software architecture specifications to meet functional and non-functional requirements.
  • Apply modern architecture principles and patterns including microservices and cloud-native.
  • Improve and enforce software engineering standards and best practices.

Jobgether uses an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. They identify the top-fitting candidates, and this shortlist is then shared directly with the hiring company.

$140,000–$260,000/yr
Canada EMEA US Unlimited PTO

  • Serve as the dedicated security architect and strategic partner for Core DevOps functional leadership.
  • Lead security architecture and design work for strategic Core DevOps initiatives.
  • Identify, assess, and drive reduction of systemic security risks in the Product Security Risk Register.

GitLab is an open-core software company developing an AI-powered DevSecOps platform used by over 100,000 organizations. Their mission is to enable everyone to contribute to and co-create the software that powers our world, valuing every voice in their high-performance culture.

Canada

  • Be a key driver in the greenfield implementation of Lime’s enterprise IGA platform.
  • Implement, manage, and automate the identity lifecycle to ensure seamless and secure transitions.
  • Execute on a high volume of new application integrations for Single Sign-On (SSO) and MFA.

Lime is a global shared micromobility business operating in close to 30 countries across five continents with a mission to build a future where transportation is shared, affordable, and carbon-free. They have powered more than one billion rides globally and continue to set the pace for shared micromobility.

Europe

  • Design, operate, and further develop OpenStack-based network services on the OTC platform in close collaboration with vendors and internal experts.
  • Plan and drive automation initiatives using modern frameworks to improve reliability and speed.
  • Enhance the platform’s network architecture with strong focus on IT security and robustness.

Deutsche Telekom IT Solutions is a subsidiary of the Deutsche Telekom Group and is ranked as Hungary’s most attractive employer in 2025, according to Randstad’s representative survey. They provide a wide portfolio of IT and telecommunications services with more than 5300 employees and have hundreds of large customers, corporations in Germany and in other European countries.

US 4w paternity

  • Design and develop technical infrastructure solutions aligned with IT strategic direction.
  • Provide technical direction, project leadership, and senior-level engineering for IT infrastructure.
  • Collaborate with IT Security to address security concerns and implement solutions.

Concorde Career Colleges is dedicated to providing career-focused education and training programs in healthcare. They are committed to Equal Employment Opportunity and do not discriminate based on various protected characteristics.

$112,000–$179,000/yr
US

  • Design, manage, and optimize enterprise remote application and virtual access platforms.
  • Manage RDS farms, session hosts, brokers, gateways, and licensing servers.
  • Collaborate with security teams to implement secure remote access controls and baselines.

Peraton is a next-generation national security company that drives missions of consequence spanning the globe. As the world’s leading mission capability integrator and transformative enterprise IT provider, they deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.

$95,000–$115,000/yr
US

  • Provide ongoing operational support, maintenance, and engineering with regards to the full Zscaler product suite.
  • Configure and tune the system to optimize performance and/or alerting.
  • Collaborate with cross-functional teams to integrate Zscaler with existing network, firewalls, external vendors, and server infrastructure.

GovCIO is passionate about transforming government IT. They deliver innovative IT services and solutions to improve how government agencies operate and serve citizens.

Europe

  • Design, deploy, and manage cloud and on-premises infrastructure with a focus on network security and resilience.
  • Implement and maintain secure networking configurations, including firewalls, VPNs, load balancers, and intrusion detection/prevention systems (IDS/IPS).
  • Monitor network performance, troubleshoot issues, and optimize infrastructure to ensure high availability and minimal downtime.

Deutsche Telekom IT Solutions is a subsidiary of the Deutsche Telekom Group and was Hungary’s most attractive employer in 2025. The company provides a wide portfolio of IT and telecommunications services with more than 5300 employees and hundreds of large customers in Germany and other European countries.

Europe

  • Define the Identity Architecture.
  • Build a Secure-by-Default Platform.
  • Drive Zero-Trust and Cloud-Native Security Practices.

Enpal is building the largest renewable energy community in Europe by using a resilient, compliant, and well-governed Salesforce platform to support that scale. They value diversity and provide a safe and inclusive workplace.

$120,000–$160,000/yr
US Unlimited PTO 12w maternity

  • Own and lead Impiricus’s security architecture across AWS.
  • Design and implement application and infrastructure security controls across the SDLC.
  • Build and operate detection and response capabilities, including logging, monitoring, and alerting.

Impiricus is an AI-powered HCP Engagement Engine transforming how life sciences companies support physicians. They ethically connect HCPs to pharma resources and are known for their unique access to a large network of HCP advisors.

Colombia

  • Using automation and Infrastructure as a Code (laC) to continuously improve the reliability, scalability, and performance of services deployed on AWS.
  • Performance tuning and configuration of both Linux system and application parameters supporting highly concurrent web stacks.
  • Manage infrastructure through code using configuration management and laC templating software such as Terraform and Puppet.

Open LMS is a Moodle-based Learning Management System that helps educators improve the learning experience and outcomes of millions of learners across the globe. Open LMS continually innovates to better enable educators, parents, and learners of all types to teach, learn, connect, and communicate whenever they want and wherever they are.

Global

  • Own and mature the endpoint management strategy across macOS (Jamf Pro) and Windows (Intune).
  • Drive endpoint security and compliance, and contribute as a generalist across cloud infrastructure and network security.
  • Help build automated, self-service IT experiences and lay the groundwork for a Zero Trust endpoint architecture.

Atlan is the world’s first active metadata platform, helping organisations transform data chaos into clarity and seamless collaboration. Recognized as leaders by Gartner and Forrester and backed by Insight Partners, they are at the forefront of reimagining how humans and data work together.

$115,747–$208,344/yr
US

  • Focus on engineering solutions and improving the software development lifecycle.
  • Provide technical leadership and mentorship to engineering teams.
  • Lead the delivery of enterprise-scale, self-service cloud platforms.

Experian is a global data and technology company, powering opportunities for people and businesses around the world. A FTSE 100 Index company listed on the London Stock Exchange, they have a team of 23,300 people across 32 countries and are headquartered in Dublin, Ireland.

$152,000–$171,000/yr
Canada US Latin America Unlimited PTO

  • Be a thought leader in crafting solutions and best practices for enterprise clients migrating to the cloud.
  • Engage in a collaborative team environment to propose solutions for cloud architecture and cost savings.
  • Design, develop, and integrate complex DevOps pipelines, including CI/CD and Infrastructure-as-Code (IaC).

Caylent is a cloud native services company that helps organizations bring the best out of their people and technology using Amazon Web Services (AWS). They are a global company and operate fully remote with employees in Canada, the United States, and Latin America.