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Top Washington DC, Cybersecurity Companies (138)

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Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
16 Offices
35,000 Employees

Improving the future and protecting lives is an ambitious mission, but it’s what we do. As a leading aerospace, defense, and security company, we work together to deliver a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. How we work, is rooted in purpose – a purpose to protect those who protect us, to unite our community of colleagues and customers, and to drive forward the growth and development of our exceptional team members. It's where purpose connects.


Information Technology • Cybersecurity
Fully Remote
350 Employees

If your career aspiration when you were a child was to fight the “bad guys” while helping the good ones, keep reading. We’re Huntress. Through education, expertise, and curiosity, our team protects our partners from today’s increasingly dangerous threat actors. Founded by former NSA Cyber Operators—and backed by a team of human ThreatOps researchers—we’re working to bring cybersecurity to the 99%: those businesses and mom-and-pop shops that lack the resources to defend themselves. Come join the hunt and make your childhood self proud (in a 21st-century kind of way).


AdTech • Cloud • Information Technology • Machine Learning • Security • Software • Cybersecurity
3 Offices
393 Employees

We stop bot attacks. Today’s sophisticated bots impersonate human behavior to evade detection technologies. To defeat today's bots, we use a unique multilayered approach that enables us to verify the humanity of digital interactions with unmatched speed and accuracy across Applications, Performance Marketing, and Advertising use cases.


Big Data • Cloud • Information Technology • Security • Software • Database • Cybersecurity
3 Offices
250 Employees

Immuta helps organizations unlock value from their data by providing an integrated platform for sensitive data discovery, security and access control, and activity monitoring. All too often, data and security teams must choose between whether to block progress or leave their data completely exposed. Immuta empowers data teams to safely unlock their data so organizations can get the most value from their cloud investment. Immuta automates the discovery and classification of sensitive data, makes it simple to write and enforce data policies and apply data masking and other privacy enhancing techniques, and continuously monitors data usage for risks such as insider threats. Immuta integrates with the leading cloud data platforms, including Snowflake, Databricks, Starburst, Amazon Redshift, Google BigQuery, and Azure Synapse. With Immuta, customers can speed up data access by 100x, decrease the number of policies required by 93x, and achieve their privacy and compliance goals. Founded in 2015, Immuta is headquartered in Boston, MA, and are globally distributed with additional office locations in Columbus, Ohio and College Park, Maryland.


Artificial Intelligence • Professional Services • Business Intelligence • Consulting • Cybersecurity • Generative AI
73 Offices
364,000 Employees

We’re inspiring and empowering our people to change the world. Powered by the technology of today, you’ll work with diverse teams to build trust and create new client solutions in unexpected ways. The only way we can tackle the challenges of a fast-changing world is with people like you. Be a part of The New Equation.


Professional Services • Security • Consulting • Cybersecurity
Fully Remote
90 Employees

Nisos is The Managed Intelligence Company™. Our services enable security, intelligence, and trust and safety teams to leverage a world-class intelligence capability tailored to their needs. We fuse robust data collection with a deep understanding of the adversarial mindset delivering smarter defense and more effective response against advanced cyber attacks, disinformation, and abuse of digital platforms.


Cloud • Information Technology • Sales • Security • Cybersecurity
32 Offices
10,000 Employees

CrowdStrike has redefined security with the world’s most advanced cloud-native platform that protects and enables the people, processes and technologies that drive modern enterprise. Tested and proven, the world's largest organizations trust CrowdStrike to stop breaches with unparalleled protection against the most sophisticated cyberattacks. The CrowdStrike culture has been built upon our Core Values since the day we began. We are Fanatical About the Customer, Relentlessly Focused on Innovation and believe that our Limitless Passion drives Unlimited Potential for every CrowdStriker. As a purpose-built remote-first company, we believe cultivating a connected culture for every employee, no matter where they are in the world, is a key ingredient in building a high-performing, diverse team. We don’t have a mission statement. We’re on a mission—to stop breaches. Ready to join a mission that matters?


Artificial Intelligence • Cloud • Information Technology • Sales • Security • Software • Cybersecurity
6 Offices
2,400 Employees

We do this by embracing tenacity, passion, and collaboration to challenge what’s possible and drive extraordinary impact. Here, we’re building a dynamic workplace where everyone can have the career experience of a lifetime. We challenge ourselves to grow to our full potential. We learn from our missteps and celebrate our victories. We come to work every day to push boundaries in cybersecurity and keep our 11,000+ global customers ahead of whatever’s next.


Aerospace • Artificial Intelligence • Cloud • Machine Learning • Cybersecurity • Defense
13 Offices
4,600 Employees

The space enterprise has been transformed by rapid change and growth. New vehicles for national security space, a more rapid launch cadence, proliferated satellite constellations, the pursuit of interplanetary exploration, and thriving commercial ventures are changing the nature of the space industry. The Aerospace Corporation (Aerospace) is a leading architect for U.S. space programs, shaping efforts to outpace threats to our national security while cultivating the technologies needed to further this new era of space commercialization and exploration. Aerospace works across the space enterprise in service of the public interest. In addition to supporting the Department of Defense and the Intelligence Community, our customers include NASA, NOAA, numerous federal agencies, and commercial space — all of whom benefit from our deep technical knowledge. We only pursue business related to the space mission and complementary fields, operating as the nation’s trusted partner to solve the toughest challenges and develop reliable and innovative technologies. Innovation in space occurs when people have the freedom to imagine and do. At Aerospace, we take pride in our readiness to solve some of the most complex challenges in the space enterprise.


Information Technology • Security • Cybersecurity
8 Offices
3,300 Employees

Cloudflare, Inc. is on a mission to help build a better Internet. Cloudflare’s suite of products protect and accelerate any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare have all web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was awarded by Reuters Events for Global Responsible Business in 2020, named to Fast Company's Most Innovative Companies in 2021, and ranked among Newsweek's Top 100 Most Loved Workplaces in 2022.

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Aerospace • Hardware • Information Technology • Security • Software • Cybersecurity • Defense
16 Offices
35000 Employees
Huntress Thumbnail
Information Technology • Cybersecurity
Fully Remote
350 Employees
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AdTech • Cloud • Information Technology • Machine Learning • Security • Software • Cybersecurity
3 Offices
393 Employees
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Big Data • Cloud • Information Technology • Security • Software • Database • Cybersecurity
3 Offices
250 Employees
PwC Thumbnail
Artificial Intelligence • Professional Services • Business Intelligence • Consulting • Cybersecurity • Generative AI
73 Offices
364000 Employees
Nisos Thumbnail
Professional Services • Security • Consulting • Cybersecurity
Fully Remote
90 Employees
CrowdStrike Thumbnail
Cloud • Information Technology • Sales • Security • Cybersecurity
32 Offices
10000 Employees
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Artificial Intelligence • Cloud • Information Technology • Sales • Security • Software • Cybersecurity
6 Offices
2400 Employees
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Aerospace • Artificial Intelligence • Cloud • Machine Learning • Cybersecurity • Defense
13 Offices
4600 Employees

Cloud • eCommerce • Information Technology • Security • Software • Cybersecurity • Data Privacy
Fully Remote
615 Employees

ID.me simplifies how individuals prove and share their identity online. The ID.me secure digital identity network has over 100 million members with over 70,000 individuals joining daily, as well as partnerships with 31 states, multiple federal agencies, and over 500 name brand retailers. The company provides identity proofing, authentication and group affiliation verification for organizations across sectors. The company's technology meets the highest federal standards and is approved as a NIST 800-63-3 IAL2 / AAL2 conformant credential service provider by the Kantara Initiative. ID.me is the only provider with video chat and in-person verification, increasing access and equity. The team is committed to "No Identity Left Behind" to enable all people to have a secure digital identity. Our Mission is to make the world a more trusted place by delivering the highest level of security with the least amount of friction at the lowest possible cost.


Aerospace • Cybersecurity • Defense • Manufacturing
4 Offices

York provides complete solutions for mission design, spacecraft, launch, ground, and operations.  York offers complete mission solutions for both government and Fortune 500 companies from cyber-secure globally connected communications, to earth observation, and dedicated analytics platform streams. Today, York is one of the most innovative aerospace companies, specializing in both end-to-end customer solutions and the manufacture of spacecraft platforms.


Cloud • Security • Cybersecurity
Greenbelt, Maryland, USA
185 Employees

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 designed, built, integrated, and operated some of the world’s largest mission critical systems for our government clients who need to leverage the power of data. We have invaluable experience implementing complex IT modernization projects with critical cyber data protection requirements, aggressive schedules, and complex size and scale. We foster innovation, while mitigating risk, saving time and money, and improving benefit-to-cost ratios. T-Rex is always seeking experts to join our growing team of professionals. We have built a broad client base through our dedication to delivering quality products, providing excellent customer service, and attracting top-notch talent. We are committed to maintaining a culture that supports the development of every employee's personal and professional lives. Discover opportunities that can hone your skills and challenge you to solve complex client problems in new and innovative ways: • Systems Integration and Development – ensuring full continuity of operations and processes, while managing the data and systems migration. • Cloud Adoption and Infrastructure Optimization – Paving the way for our government’s transformation with powerful technology solutions. • Cybersecurity – Keeping ahead of the bad actors on the largest, most challenging government projects. • Data Engineering and Analytics – Helping clients leverage the benefits of big data to achieve mission critical objectives. • Mission Critical Services – Providing both strategic and operational support for mission critical, large-scale IT initiat


Information Technology • Cybersecurity
Alexandria, Virginia, USA
118 Employees

Founded in 2002, ProSol is an SDVOSB that delivers rapid, reliable solutions that contribute to the success of the U.S. Government. With on-site support at multiple locations worldwide, ProSol specializes in Training & Education Services, Operations Planning & Support, and Cyber Security & Information Technology. We create value for our clients through innovative service solutions borne of quality and delivered by an empowered, diverse, and dedicated team of talented professionals. Our Mission To build lasting client relationships through a commitment to quality, responsiveness and ethical business practices. Our Vision To be a “provider of choice” with a reputation for excellence in program performance, dedication to quality, value creation and proactive service to our clients. Code of Ethics We are an organization with a tradition of adhering to the highest professional standards for our clients and our employees. Quality Policy We are a quality-based organization focused on the continual improvement of our service offerings, internal processes and employee satisfaction.


Software • Analytics • Cybersecurity • Design
Annapolis Junction, Maryland, USA
22 Employees

Erias Ventures was founded to serve its customers with an entrepreneurial mindset. We value taking action, having the courage to commit, and persevering through challenges and failures. Taking action requires persistence and boldness. Here at Erias, we believe that with proper planning and deliberate focus even the hardest problems can be dismantled into manageable pieces that can be worked. Acting in the face of uncertainty takes courage and conviction. That is why we are committed to providing innovative, scalable, and adaptive solutions to satisfy the unique problems confronting our customers as they work to secure the nation. Being successful depends on persistent dedication, resoluteness, and adaptability. We take great pride in our ability to quickly and effectively overcome any setback or obstacle we encounter as we develop and build complex systems and products. We have strong core competencies in Software Engineering, System Engineering, Automated Dissemination and Reporting, Cyber Engineering, and Data Science and Analytics. We provide experts well-versed in all aspects of SIGINT and CNO. By providing multi-discipline engineers, we are able to build innovative solutions that meet the diverse needs of multiple mission stakeholders. We are proud of our Mission Mentorship program that ensures that our engineers are effective, productive, and knowledgeable on their first day. In short, we engineer mission. View our openings at http://careers.eriasventures.com


Artificial Intelligence • Information Technology • Machine Learning • Software • Cybersecurity
Fully Remote
140 Employees

DNSFilter is a venture-backed startup that provides edge-layer security via DNS for modern companies. We protect over 15,000 organizations from ransomware, phishing, botnet, and other cybersecurity threats—all while running on the fastest network within the DNS security industry. DNSFilter identifies threats up to 154 hours faster than competitors, and uniquely categorizes more than 76% of domain-based threats, including zero-day threats.


Information Technology • Security • Software • Analytics • Cybersecurity
2 Offices
11 Employees

We work with government and commercial customers to develop enterprise IT, cyber, and analytics solutions. We are committed to supporting our customers’ missions. Our focus is to invest in an experienced workforce that delivers premier solutions to meet customers’ business and technical requirements. Dobbs Defense Solutions, LLC is a Service-Disabled, Veteran-Owned Small Business (SDVOSB). The company is registered with the U.S. Department of Veterans Affairs (VA) Center for Veterans Enterprise (CVE), and SDVOSB status has been validated by the VA. The company is headquartered in Rockville, Maryland with a portfolio of Department of Defense (DoD) clients that are centered on information technology, and cybersecurity programs. Dobbs Defense Solutions, LLC is an 8(a) certified Minority Owned Business, Economically Disadvantaged Women Owned Small business (EDWOSB), Women Owned Small Business (WOSB), and SDVOSB. Our executives and employees have more than 35 years of proven experience in information technology (IT), cybersecurity, business intelligence (BI), and project/program management (PM). D2S focuses on delivering IT, BI, cybersecurity, and PM capabilities by employing professional services with exceptional results.


Security • Software • Cybersecurity
3 Offices
18 Employees

Gray Tier Technolgies is a privately held company providing full cyclic cybersecurity services and products. Gray Tier is headquartered in Alexandria, VA with offices in Orlando, FL and Denver Co. Our vision is to be the premier security services and solutions provider for our Enterprise, Government, and military customers. To prepare our customers to defend their systems against global cyber threats. By leveraging our many years of defending mission-critical systems for the US military we are here to help you safeguard your corporate data from attackers. Gray Tier’s experts use techniques and tactics from world-wide cyber threats to provide a realistic evaluation of your network defenses against today’s adversaries.


Cloud • Information Technology • Database • Analytics • Cybersecurity
McLean, Virginia, USA
667 Employees

IntelliBridge delivers IT strategy, cloud, cybersecurity, application, data and analytics, enterprise IT, intelligence analysis, and mission operation support services to accelerate technical performance and efficiency for Defense, Civilian, and National Security & Federal Law Enforcement clients. Whether it’s driving change through next-generation modernization; consolidating data centers; migrating customers to cloud-enabled environments; delivering trusted cybersecurity architectures, standing up 24×7 watch centers, or rapidly developing applications using DevSecOps and Agile methods, we deliver measurable results and superior outcomes. We apply subject matter expertise, proven methodologies, and the latest technology to deliver innovative solutions synchronized with your mission. Our agile, forward-looking solutions balance affordability and mission requirements to solve your most complex challenges. We are intensely focused on the details of each project. We take time to gain a thorough understanding of your unique requirements and then collaborate with you as a strategic partner. The resulting high-impact solutions optimize efficiencies while anticipating emerging developments. Our proven service delivery model ensures that your project is delivered on time, on target, and on budget. The hallmark of our solutions is their end quality. We consistently apply proven processes, industry best practices, and hold recognized credentials including: CMMI Level 3 +SSD (SVC), ISO 9001:2015, and ISO/IEC 27001:2013.


Cybersecurity
Arlington, Virginia, USA
16 Employees

Zetier develops world-class cybersecurity products that protect our nation and our communities.