Microsoft Security Sales Engineer - Remote UK

As a leading provider of AI-powered Managed Extended Detection and Response (MXDR),, Ontinue is on a mission to be the most trusted, 24/7, always-on security partner that empowers customers to embrace the future by using AI to operate more strategically, at scale, and with less risk. We believe that the combination of AI and human expertise is essential for delivering effective managed security that is tailored to a customer’s unique environment, operational constraints, and risks.

Our MXDR service combines powerful proprietary AI with a one-of-a-kind collaboration model to continuously build a deep understanding of our customers’ environments, informing how we prevent, detect, and respond to threats. Our unrivaled Microsoft expertise allows customers to achieve these outcomes with the Microsoft Security tools they already own. The result is highly localized managed protection that empowers security teams to be faster, smarter, and more cost efficient than ever before. 

Continuous protection. AI-powered Nonstop SecOps. That’s Ontinue. 

Your mission:

As a Solutions Engineer based in the UK, you will act as a trusted technical advisor and the technical win leader in complex security engagements. You work closely with experienced Sales Executives to shape security conversations from early discovery through solution design, RFP defence, and customer handover.

This is not a “demo‑only” role. You will influence architecture decisions, challenge legacy security approaches, and link technical choices to measurable risk reduction and business outcomes. Your goal is to help customers modernise their security operations using Microsoft Defender and Sentinel as the foundation.

Your impact:

• Lead the technical strategy for complex opportunities across the UK region
• Build trusted relationships with CISOs, Heads of IT, and security architects
• Translate Microsoft security capabilities into clear operational and business value
• Help grow Ontinue’s footprint in the UK with strong local market understanding and global backing

What you will do:

• Assess customer security posture, requirements, and technical requirements
• Deliver compelling presentations and live demos of Ontinue’s MXDR services
• Lead technical workshops and architecture sessions
• Own and drive RFP responses, including customer-facing RFP presentations
• Challenge customers’ legacy or fragmented security approaches with modern, best‑practice solutions
• Ensure a high‑quality handover of new customers to account management and delivery

What success looks like (your first 90 days)

• Build strong working relationships with Sales Executives and fellow Solutions Engineers
• Develop a deep understanding of Ontinue’s MXDR platform and services

• Confidently contribute to customer discovery and early-stage engagements
• Support UK partners and regional stakeholders

What we are looking for:

• Strong technical background in cybersecurity, including Microsoft Defender for Endpoint, Microsoft Sentinel, and the broader Microsoft E5 Security stack
• Solid understanding of identity security, endpoint security, cloud and network security
• Experience leading customer‑facing technical discussions and workshops
• Familiarity with the UK SOC landscape
• Excellent communication and presentation skills in German (native) and English
• Comfortable working independently while collaborating closely with sales, product and delivery teams
• Willingness to travel for customer engagements and industry events

Must‑have

• Fluent in English (written and verbal)
• Proven experience in a Solutions Engineer / Sales Engineer or comparable customer‑facing technical role in IT security

Nice‑to‑have

• Degree in Computer Science, IT, or equivalent hands‑on experience
• Experience with MXDR, MDR, or SOC service models
• Familiarity with Defender for Identity, Defender for Office 365, Purview
• Experience positioning platform‑led, integrated security solutions

What we offer

• A recognized top‑place‑to‑work culture
• Competitive salary and benefits
• Access to Microsoft and management training
• A role with real ownership, visibility, and impact—locally and internationally

Next Steps

If you’re excited by the opportunity to shape complex security outcomes and play a key role in Ontinue’s growth in the UK, we’d welcome a conversation. Apply to this role and our talent acquisition team will be in touch to discuss next steps.

Learn more: www.ontinue.com