Mattermost - Senior Security Engineer

• Bachelor's degree in Computer Science or related fields, or significant professional security experience • 3+ years of demonstrated experience in security engineering and incident response • Experience with security monitoring systems • Experience with security controls for cloud environments such as AWS, GCP and/or Azure • Curiosity and practical experience evaluating security implications of AI systems, automation, or AI-assisted workflows • Experience with identity and access management • In-depth knowledge of Linux systems • Experience with Kubernetes and Docker • Experience with infrastructure automation and software delivery. • Excellent written and verbal communication skills • Demonstrable teamwork skills and resourcefulness • Experience managing security of Microsoft 365 and Google Workspace tenants. • Applicants must meet eligibility requirements for access to export-controlled information as defined by U.S. export control laws, including EAR and ITAR. • Preferred Background/Skill • Experience with certification processes such as SOC2, ISO 27000 series, FedRamp, etc. • Experience in one or more programming languages, ideally Go or Python • Certifications in the domain of penetration testing, incident response or computer forensics (e.g. OSCP, GCIH, GCFA, etc.) • Experience working in open-source communities • Past success in critical infrastructure industries including defense, cybersecurity, communications, manufacturing, or other vital functions. • Experience managing endpoint security for a fully remote organization • Mattermost takes a market-based approach to pay and pay may vary depending on your location. The successful candidate’s starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future. • Mattermost is an EEO Employer, we are a remote-first, open-source company. • We are continually working to expand our hiring in more countries and regions, ensuring compliance with local laws and regulations, which takes time. • Mattermost values your unique perspective—we welcome all applicants. We encourage individuals from all backgrounds to apply and are committed to assessing candidates based on their skills and qualifications. We do not tolerate discrimination against staff or applicants based on race, religion, national origin, age, disability, pregnancy status, veteran status, or other personal characteristics. • If you require accommodations during the interview process, please let us know—we’re happy to assist.