Explore top tech companies
All Filters
Location

Office Type

Industry

Size

Open Jobs

Remote Jobs

Perks

DEI

Tech Stack

Top Washington, DC Security Startups (52)

Nisos
Professional Services • Security • Software • Consulting • Cybersecurity • Generative AI • Data Privacy
2 Offices
70 Employees
63 Benefits Hiring Now
Unmask adversaries. Protect against human risk and digital threats.

Nisos is a human risk intelligence and managed investigations company that protects organizations and their people from human-driven and digital threats by operating as an extension of their security, intelligence, and legal teams. It leverages a team of expert analysts, specialized in open-source intelligence and adversary tradecraft, to provide actionable intelligence that addresses complex risks like executive threats, insider fraud,...

Nisos
G2 Ops, Inc.
Security • Analytics • Cybersecurity
4 Offices
106 Employees
17 Benefits Hiring Now

G2 Ops is a preferred provider of analytical and innovative solutions in the following areas: - Model-Based Systems Engineering - Cybersecurity Requirements, Analysis, and Threat Assessment - Cybersecurity Consulting Strategic vision: G2 Ops helps companies stay ahead of cyber crime and IT threats by identifying and measuring weaknesses before incidents occur, then providing remediation priorities based on individual business and financial risk thresholds.

G2 Ops, Inc.
Base Operations
Washington
14 Employees
Hiring Now

Base Operations helps companies keep their people and operations secure with Micro-Intelligence, or street-level threat assessments. Using AI to aggregate public and proprietary information, Base Operations has created the world’s largest dataset of global threat patterns. A visualization platform helps companies conduct geolocation-based analysis for travel safety, threat intelligence, crisis management, and site selection and expansion.

Base Operations
Quokka
Mobile • Security
2 Offices
50 Employees
Hiring Now

Proactive mobile security that makes you, your customers, organization, and employees feel safe and secure. We enable airtight mobile security solutions, all delivered with a light touch – perfect for the privacy needed in the work and live anywhere world. Find out what it means to be Quokka Secure.

Quokka
CyBourn
Information Technology • Security • Cybersecurity
2 Offices
20 Employees
Hiring Now

CyBourn is passionate about protecting governments, businesses, and consumers from cyber threats. We are an Extended Detection and Response (XDR) organization with a unique approach towards servicing clients. Our Security Operations Center (SOC) combines advanced monitoring services and threat detection capabilities with best-in-class business risk assessment to provide the optimal incident response approach for every client. We integrate threat intelligence, event...

CyBourn
Dcode
Information Technology • Security • Analytics
Washington
30 Employees
19 Benefits Hiring Now

Dcode connects the tech industry and government to drive commercial innovation in the federal market. Learn more here at our website: https://dcode.co

Dcode
Shift5
Big Data • Hardware • Security • Software • Cybersecurity • Defense • Big Data Analytics
Rosslyn
115 Employees
26 Benefits Hiring Now
Operational Intelligence for Every Vehicle, Every Fleet, Every Mission.

Former military officers who stood up U.S. Army Cyber Command and pioneered modern weapons system cyber assessments founded Shift5 to transform untapped operational technology into actionable insights that enable peak performance and cyber resilience for America’s defense and transportation systems. Built for the field and tested in the most demanding environments, Shift5's Operational Intelligence platform equips operations, maintenance, and cybersecurity teams...

Shift5
Red Five Security, LLC
Professional Services • Security • Consulting • Cybersecurity
Arlington
61 Employees
Hiring Now

Red5 is a strategic intelligence and consulting firm that provides managed protective intelligence, executive security, threat monitoring, privacy, and risk assessment services for organizations, executives, family offices, and high-profile individuals.

Red Five Security, LLC
Virtru
Information Technology • Security • Software
Washington
140 Employees
33 Benefits Hiring Now

Virtru is a global leader in data privacy and protection. At Virtru, we equip our customers to take control of their data—everywhere it’s shared—through end-to-end encryption for Google, Microsoft, and other data sharing platforms. Our team is creative, collaborative, and passionate about creating a brighter future for data privacy. Above all, we support our colleagues and empower each other to do...

Virtru
Let Your Resume Do The Work
Upload your resume to be matched with jobs you're a great fit for.

Allocore
Cloud • Fintech • Security • Software • Financial Services
Arlington
59 Employees
Hiring Now
Trillions in government loans and grants processed, billions in fraud prevented, one platform—Allocore.

Allocore powers the leading government loans, grants, and fraud prevention programs with a unified platform built for efficiency and security. With trillions in loans and grants processed and billions in fraud prevented, Allocore brings the precision of commercial banking technology to the public sector. Our cloud-based, commercially available platform offers a comprehensive suite of solutions, from loan origination and servicing...

Allocore
Authentic8
Security
4 Offices
126 Employees
2 Benefits Hiring Now

Improve the efficiency of your research teams Authentic8's Silo for Research is a fully isolated, anonymous and secure platform for conducting all forms of online investigations. Use Silo for Research to access web-based resources across the surface, deep or dark web. Shorten your time-to-insight Silo for Research improves analyst tradecraft across all phases of the information collection life cycle. Get your teams online...

Authentic8
Cobalt
Security • Software
4 Offices
150 Employees
19 Benefits Hiring Now
Cobalt provides offensive security testing for security and development teams.

Cobalt’s Pentest as a Service (PtaaS) platform is modernizing traditional pentesting. By combining a SaaS platform with an exclusive community of testers, we deliver the real-time insights you need to remediate risk quickly and innovate securely.

Cobalt
Prelude (Cybersecurity)
Security • Cybersecurity
Washington
43 Employees
Hiring Now

Organizations of all sizes depend on Prelude to know with certainty that their defenses will protect them against the latest threats. Prelude's security control validation platform provides the essential and continuous visibility into the state of your security controls, their configuration, and how they map against the latest threats. With actionable insights into how to maximize the tools you already...

Prelude (Cybersecurity)
Tealcom.io
Information Technology • Internet of Things • Security
3 Offices
49 Employees
29 Benefits Hiring Now

TEAL is an Internet of Things (IoT) networking company that provides programmable connectivity solutions to customers in Mobility, Robotics, Industrial IoT, HealthTech, AgTech, Defense, and Private LTE/5G. Teal’s wholly owned, patented eSIM platform connects any IoT device on any network worldwide. Teal gives you the freedom to choose the network you want within one eSIM platform you control. Dynamically switch...

Tealcom.io
GreyNoise Intelligence
Information Technology • Security
Washington
21 Employees
19 Benefits Hiring Now

GreyNoise is a cybersecurity company that reduces false positives by filtering pointless Internet background noise.

GreyNoise Intelligence
ArdentMC
Security
4 Offices
132 Employees
17 Benefits Hiring Now

For nearly 15 years, ArdentMC has served this country by delivering award-winning security and defense technology solutions. Our clients'​ missions range from medical evacuation in overseas theaters to border protection to port security. They trust ArdentMC to guarantee quality, reliability and responsiveness. The ArdentMC Team is the underpinning of our success. Our IT professionals specialize in large-scale situational awareness, geographic visualization,...

ArdentMC
Research Innovations Inc.
Security • Cybersecurity
4 Offices
190 Employees
3 Benefits Hiring Now

Research Innovations is a small technology company focused on the development and application of emerging technologies that solve complex problems within the Defense and Intelligence communities.

Research Innovations Inc.
T-Rex Solutions, LLC
Cloud • Security • Cybersecurity
8 Offices
185 Employees
20 Benefits Hiring Now

T-Rex is a proven mid-tier firm blazing new paths in federal government IT modernization and transformation. T-Rex has been recognized as a “fastest growing company” on the Inc. 5000 list. We leverage deep technical expertise in Systems Integration and Development, Cloud Adoption and Infrastructure Optimization, Cybersecurity, Data Engineering and Analytics, and Mission Critical Services for our public sector clients. T-Rex has...

T-Rex Solutions, LLC
CynjaTech
Edtech • Security
Washington
3 Employees

CynjaTech is a data security firm utilizing next-generation microcloud infrastructure to power the new CynjaTrust platform.

CynjaTech
AVER, LLC
Big Data • Information Technology • Security • Software • Analytics
Washington
51 Employees

AVER, LLC – Data and Modernization Experts, delivers exceptional client service with great people and transformative technology solutions to enable Government mission success. Our capabilities are focused on providing Federal Government customers with advanced analytics and IT modernization in Homeland Security, Biometrics, Law Enforcement and Healthcare to meet the complex mission challenges today and tomorrow. We are a certified Service-Disabled Veteran...

AVER, LLC

Popular Company Searches

Washington, DC Startups
Washington, DC AdTech Startups
Washington, DC Aerospace Startups
Washington, DC Agency Startups
Washington, DC Analytics Startups
Washington, DC Angel or VC Firm Startups
Washington, DC Artificial Intelligence Startups
Washington, DC Big Data Startups
Washington, DC Biotech Startups
Washington, DC Blockchain Startups
Washington, DC Business Intelligence Startups
Washington, DC Cloud Startups
Washington, DC Computer Vision Startups
Washington, DC Consulting Startups
Washington, DC Cybersecurity Startups
Washington, DC Database Startups
Washington, DC Defense Startups
Washington, DC Design Startups
Washington, DC Digital Media Startups
Washington, DC E-Commerce Startups
Washington, DC Edtech Startups
Washington, DC Energy Startups
Washington, DC Events Startups
Washington, DC Fashion Startups
Washington, DC Financial Services Startups
Washington, DC Fintech Startups
Washington, DC Fitness Startups
Washington, DC Food Startups
Washington, DC Gaming Startups
Washington, DC Greentech Startups
Washington, DC Hardware Startups
Washington, DC Healthtech Startups
Washington, DC HR Tech Startups
Washington, DC Information Technology Startups
Washington, DC Insurance Startups
Washington, DC Internet of Things Startups
Washington, DC Legal Tech Startups
Washington, DC Logistics Startups
Washington, DC Machine Learning Startups
Washington, DC Marketing Tech Startups
Washington, DC Mobile Startups
Washington, DC News + Entertainment Startups
Washington, DC Pharmaceutical Startups
Washington, DC Professional Services Startups
Washington, DC Real Estate Startups
Washington, DC Renewable Energy Startups
Washington, DC Security Startups
Washington, DC Social Impact Startups
Washington, DC Social Media Startups
Washington, DC Software Startups
Washington, DC Transportation Startups
Washington, DC Travel Startups

Sign in to save company job alert.

Create Free Account