Senior Service Engineer (security)

Senior Service Engineer (Security)

Microsoft Digital (MSD) builds and manages the critical products and services that Microsoft runs on. We boldly pursue big ideas that power transformational advances at Microsoft and for our customers, while helping Microsoft teams work smarter, faster, and more securely every day. Microsoft Digital employees have deep technical and business expertise, customer insights, and a clear point of view that comes from first-hand, large-scale experience with Microsoft and industry solutions. We are engineers, technology leaders and experts, digital transformation change agents, and customer advocates.

As a Senior Service Engineer (Security) in the Network Defense Engineering team, you will empower network engineering and software development teams to achieve their security, reliability, and availability goals. You will take ownership of service design by driving efforts to identify, define, recommend, and build optimal configurations of technology solutions, considering cost management, service health, security, resiliency, reliability, and scalability of network infrastructure services. You will be maintaining momentum across key initiatives such as tools and engineering, architecture and service security reviews, and proactive threat detection. You’ll build scalable ACLs, control-plane protections, and telemetry-driven detection systems using vendor CLI (Arista, Cisco), secure configuration standards, and tools like KQL and regex. This role requires systems-level awareness; understanding how changes in one area can affect broader environments. You’ll collaborate with networking and security teams to harden systems, reduce attack surface, and respond to threats. You’ll also support penetration testing, SOX compliance, and lead security audits and reviews. Expect to advocate for secure practices, influence security policies, and represent the team in cross-functional efforts. You will also conduct deep dive analyses in vulnerability management and ensure compliance of network infrastructure, while adhering to and promoting prescriptive guidance for security, privacy, and compliance standards. You will leverage your ability to analyze and interpret data to support AI-driven security insights and automation. You will have experience managing, monitoring, and securing network infrastructure components critical to service reliability. Deep knowledge of security frameworks, vulnerability management, and threat detection.

This position is based at the Redmond campus with 3 days work in the office and 2 days work from home. Relocation support within the United States is available.

Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.