Senior Technical Support Engineer - Windows and Identity Security

SentinelOne
Brno +1 more
On-siteCareer-pivot friendly

Who this role is best for

Geared toward technically proficient problem-solvers comfortable with Windows and identity security troubleshooting, with a focus on collaboration and documentation. The role is based in Brno, Czech Republic, and emphasizes proactive customer engagement and continuous learning.

Best fit for

  • Candidates with strong Windows and identity security expertise and a history of contributing to support knowledge bases
    — “by contributing to the collective knowledge of the Support organization”
  • Individuals who thrive in fast-moving technical environments and enjoy solving complex customer issues
    — “comfort working in a fast-moving technical environment”
  • Professionals with a background in endpoint or server troubleshooting and scripting languages like PowerShell or Python
    — “Experience troubleshooting endpoint or server environments is an advantage”

Things to consider

  • The role requires a high level of customer interaction and clear communication across multiple support channels
    — “Provide customer support (through phone, email, chat, and other Support channels)”
  • Candidates should be prepared for a hybrid work arrangement with potential in-office days in Brno or Prague
    — “Hybrid work in Prague (Karlin), Brno (Clubco) or remote in CZ/SK”

How to stand out

  • Emphasize contributions to knowledge articles and documentation in your resume and interview responses
    — “Identify recurring issues and contribute to knowledge articles”
  • Highlight experience with crash dump analysis and systematic troubleshooting in your technical support background
    — “systematically investigate complex technical issues (including crash dumps)”
  • Showcase your ability to gather and organize technical logs and environmental context effectively
    — “Gather the technical information, logs, reproduction steps, and environmental context”
  • Demonstrate familiarity with Windows, networking, and basic security concepts in your profile
    — “Working knowledge of Windows, macOS, and/or Linux, and understanding of networking and basic security concepts”
  • Include scripting experience with PowerShell, Python, or Bash in your resume to align with the role's advantages
    — “Scripting experience with PowerShell, Python, Bash, or a similar tool is an advantage”
Pace · Fast PacedCollaboration · HighAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • Provide responsive technical assistance
  • Troubleshoot technical issues
  • Own customer cases
  • Communicate clearly
  • Document troubleshooting activity
Typical background
Experience in technical supportStrong troubleshooting skills

Skills & requirements

Required

Technical SupportTroubleshootingCustomer EmpathyCommunication SkillsDocumentationEscalation Management

Preferred

Ai-native PlatformAutonomous Detection And Response

Stack & domain

Technical SupportWindowsIdentity SecurityNetworkingTroubleshootingCustomer SupportDocumentationDiagnosticsToolingCustomer EmpathyCommunicationTeamworkProblem-solvingCuriosityContinuous LearningCybersecurityAISecurity TeamsEnterprise And Public Sector

About the role

Original posting from SentinelOne

Our Purpose

At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real, measurable, and global, you will find purpose here.

About Us

SentinelOne is a company at the intersection of AI and security, pioneering a new operating model for cybersecurity. Our AI-native platform unifies protection across endpoint, cloud, identity, data, and AI systems to deliver autonomous detection and response with clarity and speed. By combining real-time analytics, intelligent automation, and a unified data foundation, we reduce noise, simplify complexity, and empower security teams to focus on what truly matters.

Our teams are builders, problem-solvers, and innovators committed to shaping the future of security. If you are excited to solve hard problems alongside talented, mission-driven people, we invite you to help us build a safer future for humanity.

What Are We Looking For?

We’re looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes.

As a Senior Technical Support Engineer - Windows & Identity Security, you will be tasked with providing responsive, high-quality technical assistance to enterprise and public sector customers across our growing global customer base, by investigating and resolving technical issues primarily across Windows, Identity, networking, and security environments. Your role will be about more than just responding to tickets: successful Support Engineers at SentinelOne combine technical curiosity, disciplined troubleshooting, customer empathy, and a desire to continuously increase what can be solved at the frontline (e.g. by contributing to the collective knowledge of the Support organization, improving documentation and identifying repeatable solutions).

What Will You Do?

Primary responsibilities include:

Provide customer support (through phone, email, chat, and other Support channels) that meets the established response and resolution service levels.

Troubleshoot deep technical issues across SentinelOne products and supported operating environments (including investigating crash dumps).

Own customer cases from initial investigation through resolution or appropriate escalation.

Communicate clearly, proactively, and professionally throughout the customer experience.

Gather the technical information, logs, reproduction steps, and environmental context required to diagnose issues effectively, and apply existing knowledge, documentation, diagnostics, and tooling before escalating issues.

Document troubleshooting activity and customer interactions clearly and consistently.

Collaborate with other specialized support engineers and escalation specialists on complex technical problems.

Identify recurring issues and contribute to knowledge articles, troubleshooting guides, videos, and other reusable resources.

Provide structured feedback when product usability or supportability improvements could reduce customer effort.

Continuously expand your technical knowledge of SentinelOne products, operating systems, cybersecurity, and troubleshooting methodologies.

What Skills and Knowledge Will You Bring?

Ideal candidates will have:

Previous technical support or customer-facing technical experience on endpoint security or enterprise security products.

Working knowledge of Windows, macOS, and/or Linux, and understanding of networking and basic security concepts.

Customer focus, a desire to solve technical problems, the ability to manage multiple customer issues while maintaining quality and urgency, and comfort working in a fast-moving technical environment.

Proven analytical, troubleshooting, and problem-solving skills, and the ability to systematically investigate complex technical issues (including crash dumps) and clearly document findings.

Excellent written and verbal communication, collaboration skills, and willingness to learn from others.

Scripting experience with PowerShell, Python, Bash, or a similar tool is an advantage.

Experience troubleshooting endpoint or server environments is an advantage.

Familiarity with cloud platforms or SaaS technologies is an advantage.

Cybersecurity education, certifications, or professional experience is an advantage.

Why SentinelOne?

AI is redefining how the world operates and rewriting the rules of security in real time, and SentinelOne was built for this moment. From day one, we architected an AI-native platform designed to operate at machine speed, not as an add-on to legacy systems but as the foundation itself. If you want to build where innovation and impact move together, this is that place.

We invest in our Sentinels with comprehensive, competitive benefits designed to support you and your family:

Equity & Rewards

Restricted Stock Units (RSUs)

Employee Stock Purchase Plan (ESPP)

Performance-based bonus

Time Off & Wellbeing

Flexible time off, on top of the standard 5 weeks PTO

Paid company wellness days and fully paid short-term sick/nursing leave

Gender-neutral parental leave

Insurance & Financial Security

Private medical care benefit

Life and disability insurance

Pension Insurance contribution

Global business travel medical insurance

Employee Assistance Program (EAP)

Work Perks & Flexibility

Global home office allowance

Meal allowance

Hybrid work in Prague (Karlin), Brno (Clubco) or remote in CZ/SK. Only Prague-based employees are required to work from the office at least 2 days/week.

Wellness & Lifestyle

Wellbeing allowance

MultiSport benefit program

Wellness Coach app

SentinelOne is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.

SentinelOne participates in the E-Verify Program for all U.S. based roles. 

Source: SentinelOne careers

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