Senior Information Security Analyst (Security Architecture Team)

• StackAdapt is the leading technology company that empowers marketers to reach, engage
• convert audiences with precision. With 465 billion automated optimizations per second, the AI-powered StackAdapt Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the entire customer journey. The most forward-thinking marketers choose StackAdapt to orchestrate high-impact campaigns across programmatic advertising and marketing channels.
• As a Senior Information Security Analyst on our Security Architecture team, you will play a key role in how StackAdapt secures its technology, systems and people. Working closely with the Information Security Architect, you will execute the end to end security architecture process for a range of initiatives across the business. Engaging with business units, defining security requirements
• ensuring they are implemented effectively. Beyond project work, you'll contribute to the broader InfoSec function: supporting the team's use of security tooling, helping the business with InfoSec queries
• playing an active role in how the team adopts and embeds AI into its work.
• This role follows established processes and frameworks, but we're not looking for someone who just executes tasks. We want someone who brings curiosity and initiative. Someone who can help improve processes. You'll have real autonomy in how you manage your work, with the support and mentorship of the Information Security Architect.
• You'll thrive in this role if you're someone who enjoys variety, takes pride in producing clear and useful security outputs
• wants to develop into a well-rounded security architect over time. A collaborative mindset, strong communication skills
• a genuine interest in the evolving security landscape, including AI.
• StackAdapt is a remote-first company. This role is open to candidates in Canada and the US. We will be prioritizing candidates in Eastern time zones

What You'll Do

• Execute the security architecture process for business initiatives — including new technology onboarding, tool integrations
• system reconfigurations — from initial engagement through to confirming requirements have been implemented
• Engage with project teams and the PMO to understand what is being built or changed, identify the security implications, and produce clear, actionable security requirements
• Support the Information Security Architect across their broader remit — contributing to analysis, reviews, and outputs as needed
• Develop a strong working knowledge of the team's internal security systems and processes, and identify and drive improvements where opportunities arise
• Act as a point of contact for InfoSec queries from across the business, handling requests independently and escalating where appropriate
• Use the team's security tooling including SIEM, EDR, CNAPP, vulnerability scanning, email and web security gateways, and AI security tools — to identify and analyse risk areas and support in driving down key risks
• Contribute to the team's adoption of AI tools in day-to-day InfoSec work, and support the broader AI security strategy

What You Bring

• 3–5 years of experience in an Information Security role
• An understanding of project security engagement. How to assess what's being built or changed, identify the implications, and turn that into clear requirements
• Ability to produce clear, practical security requirements that technical and non-technical teams can understand and act on
• Hands-on experience or familiarity with security common tooling: SIEM, EDR, vulnerability management, or similar platforms
• Comfortable working autonomously on a varied workload and managing your own queue of work
• Strong communication skills - able to have productive conversations with engineers, product managers, and business stakeholders without being a blocker
• A curious, improvement-oriented mindset - you follow process but you also ask whether the process is right
• Awareness of common security frameworks and standards such as ISO 27001, NIST, SOC 2, or CIS Controls
• An interest in AI - both as a tool to improve how security teams work and as an emerging risk area to understand
• Understanding risk management: Identifying risks and understanding mitigation strategies

Nice To Have

• Experience with cloud security across AWS, GCP, or Azure
• Familiarity with third-party or vendor risk assessment processes
• Experience contributing to a risk register, audit, or compliance programme
• Relevant certifications such as CompTIA Security+, CISSP Associate, CISM, or similar
• StackAdapter's Enjoy:
• Highly competitive salary
• Retirement/ 401K/ Pension Savings globally
• Competitive Paid time off packages including birthday's off!
• Access to a comprehensive mental health care program
• Health benefits from day one of employment
• Work from home reimbursements
• Optional global WeWork membership for those who want a change from their home office and hubs in London and Toronto
• Robust training and onboarding program
• Coverage and support of personal development initiatives (conferences, courses, books etc)
• Access to StackAdapt programmatic courses and certifications to support continuous learning
• An awesome parental leave program
• A friendly, welcoming, and supportive culture
• Our social and team events!
• Please note: Benefits and perks may vary depending on your country of employment and the nature of your engagement. In locations where StackAdapt does not have a legal entity, employment and benefits are administered in accordance with local regulations and partner policies.
• StackAdapt is a diverse and inclusive team of collaborative, hardworking individuals trying to make a dent in the universe. No matter who you are
• you are from, who you love, follow in faith, disability (or superpower) status, ethnicity
• the gender you identify with (if you’re comfortable, let us know your pronouns), you are welcome at StackAdapt. If you have any requests or requirements to support you throughout any part of the interview process, please let our Talent team know.
• We use artificial intelligence (AI) to streamline the resume reviews of candidates and assess their fit based on the criteria outlined in the job posting. We do not use AI to make any final hiring or interview decisions.
• About StackAdapt
• We've been recognized for our diverse and supportive workplace, high performing campaigns, award-winning customer service, and innovation. We've been awarded:
• G2 Top Software for 2026
• 2026 Best Workplaces™ for Young Talent and in Canada by Great Place to Work®
• #1 DSP on G2 and leader in a number of categories including Cross-Channel Advertising
• To learn more about our privacy practices, please see our Privacy Policy .
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