Senior Operational Technology Incident Response Engineer Remote (Anywhere in the U.S.)

Description

As a Senior Operational Technology (OT) Incident Response Engineer, you will lead complex OT incidentresponse engagements, perform deepdive forensics, and help customers rapidly contain and eradicate threats in criticalinfrastructure environments. Though embedded in GuidePoint Security’s OT Practice, you will work in close partnership with GuidePoint’s Digital Forensics & Incident Response (DFIR) practice, providing OTspecific expertise to broader IR efforts and ensuring seamless, endtoend support for clients. Your creativity and technical depth will be essential as we continue to evolve our service offerings in a fastchanging adversarial landscape while mentoring teammates and collaborating with OT leadership to anticipate emerging threats and client needs.

Roles Requirements

• Deliver OT IR services
  • Immediate onsiteremote IR, compromise assessments, and rootcause analysis
  • OTfocused digital forensics (PLC, historian, HMI, network captures, log review)
  • Tabletop exercises and purpleteam simulations for OT environments
  • Development and validation of ICSSCADA IR playbooks, runbooks, and detection logic
  • OT threathunting and proactive compromise assessments
  • Coordinate closely with DFIR counterparts to exchange findings, integrate evidence, and maintain a unified incident narrative
  • • Author clear, actionable deliverables that explain technical findings, business impact, and pragmatic remediation steps for executive and technical audiences.
    • Advance the practice by contributing research, conference talks, blogs, and white papers on OT IR trends, malware, and defensive techniques.
    • Strengthen skills continuously to stay at the forefront of OT threat TTPs, tooling, and defensive controls.
    • Foster strong client relationships through collaborative communication and highimpact guidance.
    • Perform other duties as assigned.

    • Education, Credentials & Experience

      • Solid understanding of ISAIEC 62443, NIST 80082, NISTCSF, NERC CIP, Purdue Model.
      • 3+ years dedicated to OT security. At least 2 years leading or coleading live OTICS incidentresponse engagements.
      • 2+ years in a clientfacing consulting or services role.
      • 5+ years combined experience across ITOT networking, security monitoring, or digital forensics preferred.
      • Preferred certifications: GIAC GRID, GCIP, GCFA, GICSP, or equivalent practical expertise.
      • Demonstrated community involvement (conference speaker, white paper author, podcast guest) strongly preferred.

      • Knowledge, Skills & Abilities

        • Proven ability to lead engagements and provide technical oversight to analysts.
        • Deep knowledge of OTICS attack lifecycles, ransomware impacts on industrial processes, and relevant threat frameworks (e.g., ATT&CK for ICS).
        • Handson experience with OT visibilitysecurity platforms (Dragos, Claroty, Nozomi, Forescout, Armis, Tenable OT, Fortinet OT, etc.).
        • Competence in packet analysis (Wireshark), log analytics (ELK, Splunk), memory forensics (Volatility, Rekall), and scripting for automation (Python, PowerShell, or Go).
        • Strong written communication; reports generally need minimal editing before client delivery.
        • Ability to manage multiple workstreams, meet deadlines, and calmly navigate demanding client situations.
        • Passion for continuous learning, adaptability, and contributing to a highperformance team culture.

        • We use Greenhouse Software as our applicant tracking system and Zoom Scheduler for HR screen request scheduling. At times, your email may block our communication with you. Please be sure to check your SPAM folder so that you dont miss updates on your application.

          
          Why GuidePoint?
          
          GuidePoint Security is a rapidly growing, profitable, privatelyheld value added reseller that focuses exclusively on Information Security. Since its inception in 2011, GuidePoint has grown to over 1000 employees, established strategic partnerships with leading security vendors, and serves as a trusted advisor to more than 4,200 customers.

          Firmlydefined core values drive all aspects of the business, which have been paramount to the company’s success and establishment of an enjoyable workplace atmosphere. At GuidePoint, your colleagues are knowledgeable, skilled, and experienced and will seek to collaborate and provide mentorship and guidance at every opportunity.

          This is a unique and rare opportunity to grow your career along with one of the fastest growing companies in the nation.
          
          Some added perks….

          • Remote workforce primarily (U.S. based only, some travel may be required for certain positions, working onsite may be required for Federal positions)
          • Group Medical Insurance options: Zero Deductible PPO Plan (GuidePoint pays 90% of the premium for employees and 70% for family plans (spousechildrenfamily) or High Deductible Health Plan with HSA (GuidePoint pays 100% of the employees premiums and 75% for family plans (spousechildrenfamily) and GPS will contribute in one lump sum: ($500 per EE annually $1000 per family annually (includes spousechildrenfamily options)
          • Group Dental Insurance: GuidePoint pays 100% of the premium for employees and 75% of family plans
          • 12 corporate holidays and a Flexible Time Off (FTO) program
          • Healthy mobile phone and home internet allowance
          • Eligibility for retirement plan after 2 months at open enrollment
          • Pet Benefit Option