Principal DFIR Consultant

Role Details

Job Title: Principal DFIR Consultant

Location: Remote, USA

Reports to:Director of Consulting, DFIR

Employment Type: Full time

Job Req ID: 2026 - 456

Req Begin Date: 5/18/2026

About Vector3

Vector3, Inc., is an incident response firm supporting TMHCC Cyber and Professional Lines Group (CPLG). Vector3 specializes in responding to Business Email Compromise (BEC) andRansomware incidents, helping insured organizations investigate, contain, and recover from cyber events.

As a DFIR Consultant at Vector3, you will provide critical technical expertise in digital forensics and incident response for TMHCC insureds. You’ll conduct forensic analysis, support containment and recovery, and help insureds understand the scope and impact of cyber incidents.

Working closely with senior consultants and analysts, you’ll balance investigative precision with effective communication, ensuring timely and accurate results that help clients resume operations securely.

Role Overview

The Principal Consultant, DFIR is a technical specialist responsible for executing investigations, supporting triage and response, and documenting findings. You’ll analyze logs, network data, and systems artifacts, working collaboratively with senior responders to resolve active incidents and prevent recurrence.

Key Responsibilities

Relying on extensive knowledge and advanced leadership skills, this role is accountable for the following responsibilities:

Leadership And Team Development

• Support the recruitment and development of a high-performing DFIR team, including technical specialists in areas like malware analysis, digital evidence collection, extortion negotiations, and recovery.
• Develop and maintain operating procedures and best practices for DFIR team.
• Build and maintain insured/carrier relationships.
• Provide mentorship to a team that will grow with time and experience.
• Foster a culture of innovation, continuous learning, and skill development within the DFIR team.

Client Management And Engagement

• Act as the “Incident Commander” for insureds or their representatives during cyber incidents, providing clear communication, recovery direction, and/or updates on investigation progress.
• Conduct scoping calls with clients to understand the disruption, develop a roadmap to resolve the cyber security event, and provide initial triage to contain the threat.
• Understand insured needs and tailor strategies to address specific business risks and compliance requirements.
• Communicate complex cybersecurity concepts internally and externally.
• Build strong insured relationships and maintain trust through effective communication and timely delivery of investigation results.

Incident Response Operations

• Lead incident response activities during cyber security breaches, including initial triage, threat assessment, containment, eradication, and recovery phases.
• Lead case teams, assign tasks, delegate responsibilities, and oversee quality control on all analysis and work products.
• Develop and maintain comprehensive incident response plans aligned with industry best practices.
• Conduct post-incident analysis to identify root causes and implement preventive measures to mitigate future risks.

Technical Experience

• Stay informed about emerging cyber threats and technologies, including Tactics Techniques and Procedures and Indicators of Compromise associated with specific cybercrime syndicates.
• Understand and be aware of changes in technology as it relates to forensic data for review, or forensic techniques available to provide the best combination of speed and accuracy in forensic findings.
• Provide expert technical guidance on digital forensics methodologies, evidence collection, analysis, and reporting.
• Conduct complex digital forensic investigations, including analysis of system logs, network traffic, and endpoint data.

Business Development And Strategy

• Identify new business opportunities and contribute to strategies to expand the DFIR service offerings.
• Contribute to the overall cybersecurity strategy, including pricing models, service packages, and marketing initiatives.
• Collaborate with other security teams within the TMHCC-CPLG to provide holistic cybersecurity solutions to clients.

Competencies

Planning

• Contribute to the development of both short-term and long-term plans for designated area of the organization.
• Coordinate resources to ensure strategies are executed.

Communication

• Communicate team plans or results, internally and externally, at all organizational levels.
• Write, or is a major contributor to, management/technical reports or contractual documents.
• Present informational briefings.

Cost Management

• Develop innovative ways to improve financials.

Business Controls and Policies

• Comply with all corporate policies and procedures.

Education Requirements

Minimum 4 year / bachelor’s degree in cyber security, Computer Science, Information Technology related degree or relevant professional work experience

Certification, Licenses, and Designations

5 years former professional experience in leading and managing DFIR team and managing active cybersecurity engagements, including incident response, digital forensics investigations and working with insureds / clients and legal counsel.

Advanced degrees or certifications (CISSP, CISM, GCFE, GCFA, GREM, GBFA, GCIH, CFCE, CCE) are a plus.

Leadership

2 years prior people management or team leadership roles

Other

• Proven track record of success in leading/building DFIR teams and managing complex cyber incidents.
• Experience in conducting security investigations in Linux and Windows environments.
• Understanding of cloud platforms and security considerations within AWS (Amazon Web Services), Azure, Microsoft 365, and GCP (Google Cloud Platform).
• Knowledge of digital forensic artifacts and tools such as ELK, Axiom, Encase, X-Ways, SIFT, FTK (Forensic Tool Kit), Volatility, or Open-Source tools.
• Experience in Digital Forensics, Network Forensics, Memory Forensics, and/or Malware Analysis.
• Scripting skills (PowerShell, Bash, Python, Go)
• Experience with EDR solutions (Defender, SentinelOne, CrowdStrike)
• Strong understanding of legal and regulatory frameworks related to cyber security investigations such as PCI, NIST CSF, or other industry-specific regulations.
• Excellent communication and presentation skills to clearly and concisely communicate complex technical findings to clients and stakeholders.
• Strong leadership abilities to motivate and mentor team members.
• Superior organizational and analytical skills; demonstrated ability to manage multiple tasks simultaneously.
• Knowledgeable of industry changes, legal updates, and technical developments related to applicable area of the Company’s business to proactively respond to changing business environment.
• Advanced proficiency and experience using Microsoft Office package (Excel, Access, PowerPoint, Word).

Additional Working Conditions and Physical Conditions

• Overtime hours may be required to fulfill job responsibilities
• May be required to remain stationary for extended periods of time
• May be required to move up to 10 pounds
• Must be able to operate a computer and other devices
• Close vision and ability to adjust focus, such as required to read a computer screen
• Occasional travel (up to 10% of time)

Tokio Marine HCC is an equal opportunity employer that values diversity and inclusion. We offer competitive compensation, comprehensive benefits, and professional growth opportunities within a global organization.

The pay range for this position is$122,300-$269,500which includes geographic adjustments, where applicable. The pay range is the range THMCC, in good faith, believes is the range of compensation for this role at the timeof this posting. The hired applicant will be offered pay within the entire range based on the candidate’s geographic location, qualifications, work experience, education, and/or skill level. The Company is fully committed to ensuring equal pay opportunities for equal work regardless of color, race, sex, national origin,sexual orientation, religion, age, veteran status, disability, pregnancy, citizenship status, genetic information, or any other basis protected by federal, state, or local pay equity laws. You do not need to disclose your criminal history or participate in a background check until a conditional job offer is made to you. After making a conditional offer and running a background check, if the Company is concerned about a conviction that is directly related to the job, you will be given the chance to explain the circumstances surrounding the conviction or challenge the accuracy of the background report.

1.[CALIFORNIA]

The Company will consider for employment all qualified applicants, includingthose with criminal histories, in a manner consistent with the requirements of applicable federal, state andlocal laws, such as the Violent Crime Control and Law Enforcement Act of 1994 (18 USC § 1033(e))(the“VCCLEA”), which restricts financial institutions and insurers such as TMHCC from employing individuals withcertain types of criminal convictions. Where the hiring and employment of individuals is not restricted bythe foregoing, the Company will consider qualified applicants with arrest or conviction history in compliancewith applicable law such as the California Fair Chance Act, the Los Angeles Fair Chance Initiative for HiringOrdinance, the Los Angeles County Fair Chance Ordinance, the San Diego Fair Chance Ordinance, and theSan Francisco Fair Chance Ordinance.]

2.[WA, NV, IL, MN, OH , NY, CT, D.C., RI, MA, HI, MD, NJ, VT]As an insurance company, wecomply with certain federal, state and local laws such as the Violent Crime Control and Law Enforcement Actof 1994 (18 USC § 1033(e)), which restricts our ability to employ individuals with certain types of criminalconvictions. Where not restricted by law and for criminal history not covered by this law, the Company willconsider qualified applicants with arrest or conviction history in compliance with applicable law.

1.[WASHINGTON STATE]

Tokio Marine HCC offers a competitive salary and a generous employee benefit package that includes amongother benefits, subsidized medical, prescription, dental, vision and basic life and disability insurance,employee assistance program, paid parental leave, 401(k) plan with Company matching contributions andeducational/loan assistance. Subject to local and state laws governing the accrual of paid time off (PTO),Employees will receive at least 20 days of PTO, prorated for the current year based on date of hire, and/orpaid sick leave. Employees annually receive approximately 11 paid holidays, one paid volunteer day, and twopaid floating holidays.

2.[NV, IL, MN, OH, NY, CT, D.C., RI, MA, HI, MD, NJ, VT]

Tokio Marine HCC offers a competitive salary and a generous employee benefits package including amongother benefits, subsidized medical, prescription, dental, vision and basic life and disability insurance, 401(k)plan with Company matching contributions, paid parental leave, paid time off and/or paid sick leave, andeducational/loan assistance.

Tokio Marine HCC is a leading specialty insurance company underwriting more than 100 classes of specialtyinsurance with employees located across 180 counties. TMHCC was established in 1974 and isheadquartered in Houston, Texas with offices across the United States and Europe, Mexico, Australia, and inTokyo, Japan. The Company offers competitive compensation, great benefits, and the strength, stability,growth, and profitability that comes from being a member of the Tokio Marine Group of Companies.Tokio Marine HCC is an equal opportunity employer. Please visitwww.tmhcc.comfor more informationabout our companies.