Senior Security Lead (AppSec)
WHO YOU ARE
Are you an experienced application security professional who thrives in both leadership and hands-on roles? Do you want to make a measurable impact in a small, agile cybersecurity consulting firm where your voice matters?
Mirai is seeking a Senior Security Lead to guide a team of consultants, contribute to the company’s growth, and perform advanced penetration testing for clients across diverse industries. This role combines strategic leadership with technical depth - ideal for a security expert ready to step into a senior position that values autonomy, quality, and innovation.
RESPONSIBILITIES
- Lead and conduct thorough assessments of networks and applications to identify security risks and vulnerabilities and develop recommendations to mitigate potential threats.
- Collaborate directly with clients to understand their unique security needs and provide tailored solutions that align with industry best practices and regulatory requirements.
- Develop and document pragmatic recommendations and solutions, ensuring our clients receive clear and actionable insights to fortify their digital defenses.
- Design and follow testing plans and perform risk assessments and testing of network and web applications.
- Synthesize data from multiple sources and present concise, relevant information for key parties.
- Use various tools to discover vulnerabilities, such as cross-site scripting, SQL injection, cross-site request forgery, and remote code execution.
- Foster transparent communication and expectation management with key stakeholders, ensuring seamless information flow, updates, and documentation.
- Remain agile and responsive, undertaking any related duties necessary to ensure the efficacy and integrity of our security practices.
- Experience with the full consulting security testing project delivery cycle, including scoping, project kick-off, client-facing communications, and presentation of results to the client.
- Contribute to service development, process improvement, and internal knowledge sharing.
QUALIFICATIONS & REQUIREMENTS
- Minimum 5 years of progressively responsible hands-on experience in Application Security (Pentesting)
- Demonstrated ability to scope, lead, and execute offensive security assessments from start to finish.
- Demonstrated expertise in conducting comprehensive internal and external penetration tests, web applications penetration tests, and vulnerability assessments.
- Strong understanding of web application development frameworks, protocols, and security principles.
- Proficiency in utilizing various security assessment tools and frameworks, including but not limited to Kali Linux, Nessus, Burp Suite, CIS benchmarks, MITRE ATT&CK, etc.
- Proficient in identifying and exploiting Active Directory misconfigurations, with the capability to deliver clear remediation strategies to resolve vulnerabilities within the environment.
- Provide constructive review and challenge of processes and documents to ensure Mirai has scalable industry best practices in place
- Ensure the quality of deliverables, assessments, and reports reflect Mirai’s quality standards
- Excellent written and verbal communication skills with the ability to convey complex technical concepts to non-technical stakeholders.
- Relevant certifications such as CEH and OSCP/OSWE are highly desirable.
OUR VALUES AND VISION
The DNA of Mirai Security was forged out of Vancouver’s cyber security community by members who wanted to do security better. Mirai’s founders realized the potential of their community and resolved to develop a collective with a great culture that would naturally attract like-minded cyber security professionals to work as one. Our culture is defined by our purpose, core values, and people.
We not only seek out employees but people passionate about contributing to our company culture, our growth within the industry, and the greater cyber security community. You will be a great fit for us if you share our core values of Integrity, Care, Diversity, Growth-Mindset, and Innovation. We are looking for like-minded experts to help make our clients secure!
GROW PERSONALLY AND PROFESSIONALLY
We're a remote-first company and are proud to offer competitive salaries, including merit increases as well as performance bonuses. We also offer a comprehensive benefits package (including but not limited to health, dental, and vision), continuous learning opportunities, and community networking.
At Mirai Security, we want you to be confident bringing your whole self to work—we’re proud to be an inclusive company with a diverse team and values grounded in ethics and equality.
While we thank all applicants for their interest, only shortlisted applicants will be contacted.
