Horizon3
horizon3.ai
Actively hiring
Vulnerability Management
Cybersecurity AI
Penetration Testing
View 47 jobs
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
How Horizon3 hires
Truth index
B 77/100
Median time to fill
42 days
Ghost roles
0%
Stale roles
94%
Reposted roles
0%
Horizon3 scores B on the Alion truth index (A is best, E worst), measured over 16 open roles re-checked against its own hiring board: 0% look like ghost listings, 94% have gone stale and 0% are the same role posted again. Its roles close in a median of 42 days. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed
Overview
Horizon3.ai is a cybersecurity company that specializes in autonomous threat detection and proactive security validation. Its flagship platform, NodeZero, acts as an autonomous penetration testing solution that continuously discovers, tests, and verifies exploitable vulnerabilities across an organization's internal and external infrastructure. By simulating real-world attacker tactics, Horizon3.ai enables IT and security teams to fix critical security gaps before adversaries can exploit them.
News
How Kyocera AVX Built a Global Security Validation Program from Zero
Building a security validation program across global manufacturing environments requires more than deploying another scanning tool. Security teams need to identify which weaknesses attackers can actually exploit, prioritize remediation, and validate risk
Read more
Report
CTEM Buyer's Guide: How to Evaluate the Technologies That Turn Continuous Threat Exposure Management Into an Operating Model
Continuous Threat Exposure Management (CTEM) has become one of the most important-and broadly interpreted-frameworks in cybersecurity. Gartner describes CTEM as an integrated, iterative approach to continuously evaluating and improving security posture. B
Read more
Report
CyberCom 2.0 and the Revolution in AI-Enabled Offensive Cyber Operations
Artificial intelligence is changing the economics, speed, and scale of offensive cyber operations. Tasks that once depended on scarce technical expertise and lengthy manual workflows can increasingly be accelerated through AI-enabled reconnaissance, explo
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Report
CTEM Technology Evaluation Scorecard
Continuous Threat Exposure Management (CTEM) is a framework, not a product category. Many technologies can contribute to a CTEM program, but the challenge is determining what those technologies can actually demonstrate across the operating model. The CTEM
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Report
CISO's CTEM Evaluation Checklist
Continuous Threat Exposure Management (CTEM) is a framework, not a product category. Many technologies can contribute to a CTEM program, but simply claiming to "support CTEM" doesn't demonstrate that a technology can help your organization reduce exploita
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Report
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Tech stack
Technologies named in job postings at Horizon3 over the last 12 months, by layer, with the share of postings for each.
Technologies in use
168
Postings analysed
66
Stack modernity
79/100AI adopter
Languages
Python53%
SQL26%
Go21%
TypeScript14%
Frameworks & libraries
OpenTelemetry5%
Impacket3%
Playwright3%
Selenium3%
Databases
Neo4j32%
PostgreSQL26%
OpenSearch2%
Snowflake2%
Cloud & platforms
AWS62%
Azure36%
GCP33%
Kubernetes33%
AI & ML
LLM17%
Claude3%
Gemini3%
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Full Horizon3 tech stack
168 technologies · by team · pay by technology · changes · similar stacks
Salary insights
Compensation ranges based on this company's open jobs
Median
$250k
Typical range
$90k – $450k
Open positions
97
96
Jobs
Junior
9.4%
Middle
10.4%
Senior
57.3%
Staff
17.7%
Principal
1%
Architect
4.2%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Junior | 9 | $150k | $90k – $220k |
| Middle | 10 | $250k | $136k – $369k |
| Senior | 55 | $260k | $98k – $380k |
| Staff | 17 | $270k | $145k – $320k |
| Principal | 1 | $273k | $273k |
| Architect | 4 | $355k | $250k – $450k |
Highest paying role
Director of Enterprise Sales, Northeast
$450k
Normalized to USD per year
People
Snehal Antani
Executive Officer, Director
Anthony Pillitiere
Executive Officer, Director
Antani Snehal
Executive Officer, Director
Ilya Kirnos
Director
Michael Robinson
Director
Lila Tretikov
Director
Nicholas Warner
Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove
Growth
Hiring Momentum
85/100
Scaling fast
Open positions
113
46 opened / 16 closed in 30 days
Median time-to-fill
40 days
faster than 34% of the market
ATS activity
Every ~1 hours
Today
Hiring Dynamics
+100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Sales
35% ▼
Solutions
11% ▲
Marketing
7%
Backend
5%
Legal
5% ▼
Management
5%
Actively hiring for Sales (+18 in 30 days)
Activity Timeline
Added Rest API to stack
Sep 2026
Added YouTube to stack
Sep 2026
Added Reddit to stack
Sep 2026
Added PyTorch to stack
Sep 2026
Added vLLM to stack
Sep 2026
Added TGI to stack
Sep 2026
Added Quantization to stack
Sep 2026
Added Post-training to stack
Sep 2026
Added Model Distillation to stack
Sep 2026
Added Knowledge Distillation to stack
Sep 2026
New location: Dubai
Sep 2026
Added Scrum to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
7
Hiring now
7
Countries
3
Busiest office
San Francisco
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Headquarters
Builds here
Office with open vacancies
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San Francisco
United States
HQ
4 open roles 4 posted in 90 days 25% engineering 200-500 est. staff $231k Avg Salary
hires for Product, Analytics, Design
Chicago
United States
Sales office
10 open roles 5 posted in 90 days 10% engineering 30% remote 500-1000 est. staff $180k Avg Salary
hires for Sales, Analytics, Management
Washington
United States
Sales office
10 open roles 11 posted in 90 days 500-1000 est. staff $261k Avg Salary
hires for Sales, Solutions, Product
Amsterdam
Netherlands
Sales office
9 open roles 11 posted in 90 days 11% remote 500-1000 est. staff $132k Avg Salary
hires for Sales, Support, Management
New York
United States
Sales office
6 open roles 4 posted in 90 days 50% remote 200-500 est. staff $302k Avg Salary
hires for Sales, Product, Legal
Singapore
Singapore
Sales office
3 open roles 2 posted in 90 days 67% remote 50-200 est. staff
hires for Sales, Solutions
Texas
United States
Sales office
1 open roles 1 posted in 90 days 50-200 est. staff $220k Avg Salary
hires for Sales
Jobs
$200k – $270k per year • Remote (United States) • Full-Time
Python
Terraform
New Relic
Datadog
GitLab CI
CI/CD
GitOps
ArgoCD
AWS
Kubernetes
Grafana
Incident Management
Apply
$200k – $270k per year • Remote (United States) • Full-Time • 8+ years exp • PhD
Python
Go
TypeScript
Claude Code
AI Agents
DevOps
Docker Compose
Helm
OpenTelemetry
Datadog
GitLab CI
CI/CD
GitOps
ArgoCD
AWS
Docker
Kubernetes
Platform Engineering
Skaffold
Amazon EKS
Progressive Delivery
GitLab
Cybersecurity
Least Privilege
Apply
$200k – $270k per year • Remote (United States) • Full-Time • 8+ years exp
Python
Go
Terraform
OpenTelemetry
Crossplane
Datadog
GitLab CI
CI/CD
AWS
Kubernetes
Platform Engineering
Amazon EKS
GitLab
IAM
Linux
Cybersecurity
Least Privilege
Apply
$260k – $280k per year • Remote (United States) • Full-Time
Python
Go
GCP
Azure
AWS
Apply
$225k – $265k per year • Remote (United States) • Full-Time
Python
Go
Apache Kafka
AI/ML
Flink
DevOps
Datadog
AWS
Platform Engineering
Amazon Kinesis
Apply
$195k – $230k per year • Remote (United States) • Full-Time • 6+ years exp
Python
SQL
MITRE ATT&CK
Apply
$230k – $270k per year • Hybrid • Full-Time • 5+ years exp • Bachelor's Degree • Washington
GCP
Azure
AWS
Cybersecurity
SIEM
Apply
$230k – $270k per year • Hybrid • Full-Time • 5+ years exp • Bachelor's Degree • Washington
GCP
Azure
AWS
Cybersecurity
SIEM
Apply
$195k – $270k per year • Equity • In office • Full-Time • 5+ years exp • Bachelor's Degree • Canada
Apply
$211k – $249k per year • Remote (United States) • Full-Time • 5+ years exp • Bachelor's Degree
Python
SQL
PostgreSQL
Neo4j
AI/ML
vLLM
Fine-tuning
Quantization
Knowledge Distillation
AI Agents
TGI
AWS Bedrock
LLM
SFT
Post-training
Model Distillation
Machine Learning
Frontend
GraphQL
DevOps
GCP
Datadog
Prometheus
Azure
AWS
Docker
Kubernetes
Grafana
Cybersecurity
FedRAMP
Analytics
ETL/ELT
Apply
$170k – $235k per year • Remote (United States) • Full-Time • 7+ years exp • Bachelor's Degree
Python
Go
TypeScript
SQL
C++
Scala
PostgreSQL
Neo4j
AI/ML
AI Agents
LLM
Frontend
GraphQL
DevOps
GCP
Datadog
Prometheus
Azure
AWS
Docker
Kubernetes
Grafana
IAM
Cybersecurity
Crowdstrike
SentinelOne
Microsoft Defender
SIEM
Analytics
ETL/ELT
Apply
$313k – $369k per year • Remote (United States) • Full-Time • 4+ years exp • Master's Degree
Python
Neo4j
AI/ML
Knowledge Distillation
Function Calling
AI Agents
PyTorch
SFT
Post-training
Tool Use
Model Distillation
Machine Learning
DevOps
Splunk
AWS
IAM
Cybersecurity
Okta
Crowdstrike
SentinelOne
Microsoft Entra ID
SIEM
Apply