Customer Success Manager

Overall Accountability

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As a Customer Success Manager (CSM) atGuardsix, youare responsible forretention, adoption, and expansion within Recognized Revenuethrough a focused set of high-value resellers and MSSPs and their End Customers.

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You will ensure that partners and their customers realize measurable value fromGuardsixsolutions by drivingsolution adoption, service maturity, and long-term engagement.

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You will work closely with partners in apost-sales, partner-centric model, supporting them in delivering and scaling their cybersecurity services based onGuardsixofferings.

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You will positionGuardsixas astrategic cybersecurity partnerby enabling partners to successfullyoperate, expand, andoptimizetheir service offerings and by aligning solutions to evolving customer needs.

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Key Responsibilities

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• Drive retention andaccount basedgrowth within your assigned portfolio of partners and their customers

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• Ensure successful onboarding and continuous enablement of partners and their customers

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• Execute the renewal and up-sell opportunity lifecycle

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• Monitor partner and customer health,identifyrisks early, and proactively drive mitigation actions

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• Conduct regular business reviews (QBRs) with partners to review performance, KPIs, and growth opportunities

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• Act as a trusted advisor to partners and key stakeholders (including CISOs, IT leaders, and executives)

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• Provide ongoing enablement including best practices, use cases, and operational guidance

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• Collaborate with partners to improve service delivery quality and customer satisfaction

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• Maintainaccuratedata on partner health, adoption metrics, and account status

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• Provide structured feedback from partners and customers to internal teams (product, program, sales)

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Competencies & Requirements

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• Strong experience in Customer Success, Account Management, or Partner Success in a B2B environment

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• Experience working with partner ecosystems (MSSPs, MSPs, resellers)

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• Strong focu s onretention, adoption, and customer lifetime value

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• Ability toidentifygrowth opportunities within existing accounts

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• Excellent relationship-building and stakeholder management skills

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• Structured and data-driven approach to managing customer and partner success

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• Solid understanding of cybersecurity and/or software solutions

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• Ability to engage both technical and business stakeholders

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• Strong problem-solving mindset with proactive risk management

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• Willingness to travel across the region and occasionally within Europe

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Professional & Technical Skills

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• Strongproficiencywith CRM and Customer Success tools (e.g., Salesforce, Gainsight)

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• Experience tracking adoption metrics, health scores, and success KPIs

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• Ability to translate technical capabilities into business value for partners and customers

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• Experience supporting service delivery and operational excellence in partner environments

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Leadership & Collaboration

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• Collaborate closely with partners and internal teams (sales, presales, marketing, product, program management)

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• Act as a key coordination point between partners, end customers, andGuardsixin the post-sales phase

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• Support RSMs inidentifyingand executing expansion opportunities

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• Influence both internal and external stakeholders to drive long-term partner success

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Experience & Background

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• 5–12 years of experience in Customer Success, Account Management, or cybersecurity/SaaS environments

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• Proven success in managing and growing existing accounts or partner portfolios

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• Experience working with MSSPs or managed service environments is highly preferred

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• Strongtrack recordin driving retention, adoption, and expansion

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• Experience managing complex, multi-stakeholder environments

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• Fluent in English (written and spoken)

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Why you would love working at Guardsix:

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We’re on a growth journey, and we offer a challenging and exciting international work environment on the cutting edge of cybersecurity technology. We strive to deliver outstanding results in a positive, collaborative, and inclusive atmosphere with great opportunities for personal growth and development.

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At the heart of everything we do are our values: Collaboration, Passion, and Impact. These values are not just words but our way of living. By design, we push to create a culture that is dynamic, positive, and contagious. Where each person can show up as their true self, knowing they are valued, heard, and respected.

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Here at Guardsix, you won’t just be solving technical problems, but as a part of our diverse and passionate global team, you’ll be joining a company dedicated to shaping the future of cybersecurity solutions.

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Get to know Guardsix:

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Headquartered in Copenhagen, Denmark, with offices across Europe, the USA, and Asia, Guardsix is a multinational and multicultural cybersecurity company. Guardsix safeguards society in a digital world by helping customers and Managed Security Service Providers (MSSPs) detect cyberattacks. Combining reliable technology with a deep understanding of cybersecurity challenges, we make security operations easier, giving organizations the freedom to progress.

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We’re on a mission. We want to detect every cyberattack. It’s a bold mission. Some might even say it cannot be done. We’re aiming to prove otherwise. Guardsix’s SIEM and NDR technologies improve visibility and give a multi-layered approach to cybersecurity that helps customers and MSSPs navigate the complex threat landscape.

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Ready to apply?

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We are interviewing candidates on an ongoing basis, so click “Apply for This Job”, and we will get back to you directly.

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If you have any questions about this position, please send an email to the People and Culture Team at [email protected]