Acrisure · 1 month ago
Senior Security Incident Response Engineer
AUSTIN, TX
Full-time
Onsite
Senior Level
5+ years expAcrisure is a global fintech leader that empowers businesses and individuals with customized solutions. The Senior Incident Response Engineer will lead advanced security incident response efforts, ensuring robust detection, containment, and remediation of threats while driving proactive security measures across the enterprise.
Financial ServicesInsuranceInsurTech
Responsibilities
Detect, analyze, and respond to security incidents detected by EDR, SIEM, and Cloud Security tooling as well as MDR service providers
Lead post-incident reviews and drive process improvements
Perform advanced threat hunting using Microsoft Defender and related tools
Integrate threat intelligence and adapt detection strategies based on real world threats observed by the organization
Conduct forensic data acquisition, log analysis, and root cause determination for endpoint incidents
Develop and maintain incident response playbooks and runbooks across the security operations toolset
Collaborate with analysts and other IR engineers to identify opportunities for improvement and tuning of detection rules
Collaborate with IT, legal, HR, communications, and other business units
Collaborate on the design, implementation, and maintenance of security policies for Microsoft security components, including: Defender for Endpoint, Defender for Cloud Apps, Microsoft Purview DLP, Intune, Conditional Access & Information Protection
Regularly review and update policies based on evolving threats and lessons learned
Collaborate with compliance and IT teams to enforce security standards and regulatory requirements
Qualification
Required
Proficiency with Microsoft 365 Security Suite as well as other security tooling such as SentinelOne, Google SecOps, Abnormal Security, and others
Strong experience with incident response, digital forensics, and threat hunting across a hybrid environment
Knowledge of endpoint operating systems (Windows, macOS, and Linux)
Experience with cloud environments such as Azure, AWS, and GCP
Embrace a metric-driven approach to continuous improvement
Excellent analytical and critical thinking skills; ability to work in high-pressure situations
Effective verbal and written communication abilities
Meticulous with strong organizational skills and the ability to handle multiple priorities
Ability to work independently and within a collaborative, team-oriented environment
Minimum 5 years of progressive information security experience
At least 4 years focused on incident response, including investigations across different security domains (endpoint, application, DLP, and more)
Expertise in Infrastructure Security: In-depth understanding of infrastructure security, including Windows, Active Directory, Unix/Linux, Mobile Security, and Privileged Access Management
Preferred
Experience with scripting (PowerShell, Python, or Bash) for automation and log parsing desired
Relevant certifications (one or more preferred): GCFA, GCIH, CHFI, CySA+, MS SC-200, MS SC-400 or similar
Benefits
Comprehensive medical insurance, dental insurance, and vision insurance
Life and disability insurance
Fertility benefits
Wellness resources
Paid sick time
Generous paid time off and holidays
Employee Assistance Program (EAP)
A complimentary Calm app subscription
Immediate vesting in a 401(k) plan
Health Savings Account (HSA) and Flexible Spending Account (FSA) options
Commuter benefits
Employee discount programs
Paid maternity leave and paid paternity leave (including for adoptive parents)
Legal plan options
Pet insurance coverage
Company
Acrisure
Acrisure offers financial services solutions for insurance, reinsurance, real estate, cyber services, and asset and wealth management.
10001+ employees
H1B Sponsorship
Acrisure has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2022 (2)
Funding
Current Stage
Late StageTotal Funding
$11.37BKey Investors
Bain Capital Special SituationsAbu Dhabi Investment AuthorityBDT & MSD Partners
2025-06-06Debt Financing· $550M
2025-05-20Private Equity· $2.1B
2024-06-05Debt Financing· $1.6B
Leadership Team
Greg Williams
Co-Founder, Chairman & CEO
Mark Wassersug
Chief Technology Officer
Recent News
Company data provided by crunchbase