Jobs / United States / knowbe4
Cybersecurity Threat Researcher (Position located in Cheltenham, United Kingdom)
knowbe4 · 🇺🇸 Cheltenham
Sponsorship verdict
Sponsorship possible
One solid signal, not two — worth applying, and worth asking about sponsorship early.
- Employer is on a government sponsor recordThe US Department of Labor certified 7 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. Source: LCA disclosure data (US Department of Labor (OFLC)).
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
A verdict summarises public evidence; it is not legal advice and never a guarantee — the employer and the immigration authority decide. Sign in to factor in where you can already work.
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Sponsor Radar — knowbe4
The US Department of Labor certified 7 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. Source: LCA disclosure data (US Department of Labor (OFLC)).
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for knowbe4 →
About the role
KnowBe4 empowers the modern workforce to make smarter security decisions every day. Trusted by more than 70,000 organizations worldwide, KnowBe4 is the pioneer of digital workforce security, securing both AI agents and humans. The KnowBe4 Platform provides attack simulation and training, collaboration security, and agent security powered by AIDA (Artificial Intelligence Defense Agents) and a proprietary Risk Score. The platform leverages 15-years of behavioral data to combat advanced threats including social engineering, prompt injection, and shadow AI. By securing humans and agents, KnowBe4 leads the industry in workforce trust and defense. To learn more about our team and office culture in England (UK), visit the following links. Careers Page: https://www.knowbe4.com/careers/locations/york Glassdoor: https://www.glassdoor.com/Location/KnowBe4-York-Location-EI_IE969384.0,7_IL.8,12_IC3297365.htm LinkedIn : https://www.linkedin.com/company/knowbe4/life/uk/ The Cybersecurity Threat Researcher works in the KnowBe4 Threat Research Lab, and is responsible for deploying and configuring various security products and solutions such as endpoint, email, web and network protection. Responsibilities: • BS or equivalent plus 3 years experience • MS or equivalent plus 1 year experience • Well versed with IOCs, reverse engineering and threat campaign tracking • Experience in malicious URL and phishing Email analysis • Familiarity with Python automation preferred • Experience in customer-facing environments • Experience with triaging complex customer queries. • Experience with databases (SQL or MQL) preferable Requirements: • Analysing trends and patterns in large data-sets to establish threat trends across regions, industries and business segment sizes. • Have a passion for cyber security and thrive on solving difficult and complex problems. • Have a genuine interest in mitigating phishing attacks and be familiar with recent vulnerabilities in our space. • Investigate phishing emails and have an understanding of Malware Analysis (Configuration of isolated Malware Analysis VM, Identification of File Formats, Basic Static & Dynamic analysis) • Experience with Threat Actor Tools and techniques • Enjoy sharing their knowledge and working with team members and external stakeholders. • Ability to communicate threat knowledge in a customer facing environment • Assist and enable various departments within KnowBe4 with Threat Intelligence • Triage, investigate, and respond to alerts coming in from the Knowbe4 email platform efficiently and without support. • Independent research projects to contribute regularly to external-facing Knowbe4 Threat Labs content, such as blogs Our Fantastic Benefits We offer company-wide bonuses based on monthly sales targets, employee referral bonuses, adoption assistance, tuition reimbursement, certification reimbursement, and certification completion bonuses - all in a modern, high-tech, and fun work environment. For more details about our benefits in each office location, please visit www.knowbe4.com/careers/benefits . Note: An applicant assessment and background check may be part of your hiring procedure. Individuals seeking employment at KnowBe4 are considered without prejudice to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, sexual orientation or any other characteristic protected under applicable federal, state, or local law. If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please visit www.knowbe4.com/careers/request-accommodation. No recruitment agencies, please