Senior Security Engineer

Company Description

Lockbase Cyber is a specialized cybersecurity consulting firm focused on Microsoft Security solutions. The company helps organizations protect networks, data, and operations using tools such as Microsoft Defender and AI-driven security technologies. Lockbase Cyber delivers services ranging from SIEM deployment to zero trust architecture design, tailoring strategies to each client’s environment. With a strong collaborative approach, the firm enables businesses to rely on Microsoft-based defenses to stay secure in a rapidly changing threat landscape. Team members work on cutting-edge security challenges, partnering closely with clients to strengthen their overall security posture. Role Description The Senior Security Engineer is a full-time, remote role responsible for designing, implementing, and maintaining advanced security solutions across client environments. This role involves architecting and optimizing Microsoft Security deployments, including Defender, SIEM/SOAR platforms, and zero trust models, to protect critical systems and data. Day-to-day activities include assessing security posture, performing threat and risk analysis, tuning detection rules, responding to incidents, and guiding clients through remediation and hardening efforts. The Senior Security Engineer collaborates with client stakeholders and internal teams to develop secure architectures, document security standards, and provide technical leadership on complex projects. The role also includes mentoring less-experienced engineers, contributing to best practices, and staying current on emerging threats and technologies to continuously improve security outcomes.

Qualifications

Strong foundation in Cybersecurity and Information Security, with experience designing and implementing security controls and frameworks. Hands-on expertise in Network Security, including securing cloud and on-premises infrastructures, firewalls, VPNs, and identity and access management. Proficiency in Application Security practices, such as secure coding principles, code review, and vulnerability management for web and cloud applications. Advanced Security Engineering skills, including architecture design, configuration of Microsoft Security tools (e.g., Microsoft Defender, Sentinel), and automation of security operations. Experience with SIEM/SOAR platforms, incident response workflows, and threat detection and hunting in Microsoft-based environments. Ability to analyze complex technical issues, communicate clearly with technical and non-technical stakeholders, and produce concise documentation and reports. Track record of working effectively in remote, distributed teams, with strong time management and self-directed work habits. Bachelor’s degree in Computer Science, Information Security, Engineering, or a related field, or equivalent practical experience. Relevant certifications such as CISSP, CCSP, GIAC, or Microsoft security-focused certifications (e.g., SC-200, SC-300) are highly beneficial.