Remote Senior Security Engineer

Endeavour has an exciting opportunity for someone passionate about sustainability and eager to be part of an innovative company that’s on a journey to transform the world’s infrastructure. We are seeking a Senior Security Engineer working directly with Endeavour’s IT team and focusing on troubleshooting technical issues, providing solutions, enhancing existing technology stack and implementing new infrastructure into our ecosystem. This role is part of the support team that services the entire our Endeavour ecosystem and contributes to the overall health and success of the organization. The Senior Security Engineer needs to be agile, professional, and comfortable in a rapidly changing environment. The right person is trustworthy with confidential information, highly organized, self-motivated, has excellent communication skills, can think strategically, and works equally as well independently as with a team. Endeavour is highly selective about the people we bring on board because our ecosystem depends on it. Change happens quickly here, and we must maintain a strong team of honest, communicative, collaborative, open-minded, strategic, reliable, and driven team members. We seek ultra-creatives and superstar performers with self-awareness, a sense of humility, and a hunger to make a positive impact in the world. Endeavour offers flexibility and endless growth opportunities to those who can harness their skills and talents and identify how and where to use them to add value. Our support team is the heart of the ecosystem. We’re a diverse group of bright, passionate, dedicated people, working together to make a real difference. Are you ready to join the journey? Key Responsibilities Include but are not limited to: Lead security operations initiatives focused on securing modern software development pipelines, CI/CD platforms, and cloud-native DevOps environments. Partner with engineering and DevOps teams to embed security controls into the Software Development Life Cycle (SDLC) using Dev/SecOps best practices. Design, implement, and monitor security controls for source code repositories, build systems, artifact management platforms, and deployment pipelines. Conduct threat modeling, risk assessments, application pen testing, and security reviews for internally developed applications, APIs, and automation platforms. Develop and maintain detection and response capabilities for software supply chain threats, credential misuse, pipeline compromise, and cloud workload attacks. Manage vulnerability management processes for applications, containers, infrastructure-as-code, open-source dependencies, and CI/CD tooling. Implement automated security scanning tools including SAST, DAST, SCA, IaC scanning, and container security solutions. Monitor security events across cloud platforms, developer tooling, SaaS environments, and production systems using SIEM/XDR technologies. Investigate and respond to security incidents involving applications, DevOps tooling, cloud environments, and identity platforms. Establish security standards for AI/ML systems including model governance, secure API usage, data protection, and responsible AI controls. Assess and mitigate emerging AI-related risks such as prompt injection, model abuse, data leakage, shadow AI usage, and unauthorized automation. Evaluate, implement, and secure enterprise AI tools to improve SecOps efficiency, threat detection, alert triage, and incident response workflows. Build automation scripts and workflows to streamline repetitive security operations tasks and improve response times. Collaborate with developers to remediate security findings quickly while balancing operational efficiency and release velocity. Create dashboards, metrics, and reporting for security posture across DevOps pipelines, application environments, and AI platforms. Stay current on evolving threats related to software supply chain security, cloud platforms, DevOps ecosystems, and artificial intelligence technologies. Other duties as assigned. Skills & Requirements Education / Experience Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, Software Engineering, or related field required; equivalent professional experience may be considered. 5+ years of experience in Security Operations, Cybersecurity Engineering, DevSecOps, or related information security roles. Hands-on experience securing CI/CD pipelines, source code repositories, cloud environments, and modern software development platforms. Experience with security tools such as vulnerability management, SIEM, endpoint detection, SAST/DAST, container security, and infrastructure-as-code scanning. Strong knowledge of cloud platforms such as Amazon Web Services AWS, Microsoft Azure, or Google Google Cloud. Experience with automation or scripting using Python, PowerShell, Bash, or similar languages, with familiarity securing or governing AI tools and platforms preferred. Specific Skills / Abilities Critical Thinker Work in a fast-paced environment Solve complex problems Strategies and scale ideas and solutions Trustworthy and reliable Self-Starter and ability to work independently Ability to work with technical and non-technical staff Strong written and verbal communication skills Great Place to Work Enjoy… A fast-paced, entrepreneurial culture focused on innovation. A flexible, autonomous work environment. A culture of respect, learning, and excellence. Experienced, highly talented experts as team peers. Growth and travel opportunities. A team of change-makers having a significant impact on people and the planet. About Endeavour Endeavour is the main hub—a self-sustaining incubation platform for innovation—within a larger ecosystem focused on sustainable infrastructure. It provides the space, time, and resources necessary to take advanced technologies from ideation through development to launch. Our teams are working hard to decentralize infrastructure and deploy innovative energy, water, and waste treatment solutions that are more sustainable and more profitable than those currently in existence. Our aim is to guarantee clean water and renewable energy to everyone, everywhere. We’re passionate change-makers who want to leave the world better than the way we found it. There is a strong sense of camaraderie between good-natured people who bring their A-game to work, every day, to make a difference. To work at Endeavour is to know that you are part of something special—something bigger than yourself. Today, we’re deploying solutions that are immediately scalable and profitable, including EV charging, data center cooling, and waste to fuel systems. As we look to the future, Endeavour intends to remain at the forefront of innovation, taking on grander challenges based on the needs of our clients and of local economies. We hope that our S ustainable H abitat for I nnovation towards a P urpose (SHIP) will be a model that inspires people and businesses to join the journey so that together we can combine the best of what technology and the natural world can offer to ensure a regenerative/sustainable world for generations to come. Are you ready to #JoinTheJourney? Position : Senior Security Engineer Full-Time or Part-Time : Full-Time Reports to : Director of Global IT DevOps & AI Infrastructure Location : United States (Remote) Contact: View email address on click.appcast.io