The tech job index
Security jobs at cybersecurity companies
Explore live security jobs at companies classified in cybersecurity, grouped by employer.
GDIT
GDIT is a global technology and professional services company delivering mission-ready solutions to U.S. government, defense, and intelligence agencies. With 26,000 experts across 50+ countries, GDIT specializes in AI, cloud, cyber, and sof
government contracting · defense technology · 1,000+ employees
Leidos
Leidos is a global technology and engineering company serving government and commercial customers with digital and mission innovations across defense, intelligence, health, and infrastructure. Headquartered in Reston, Virginia, with 47,000
defense technology · artificial intelligence · 1,000+ employees
SHI International
SHI International is a $16 billion global IT solutions and services provider serving over 17,000 organizations across Fortune 500 and mid-market companies. The largest minority- and woman-owned enterprise in the U.S., SHI delivers technolog
IT solutions and services · infrastructure modernization · 1,000+ employees
Northrop Grumman
Northrop Grumman is a global aerospace and defense contractor providing mission-critical systems, advanced weapons, space technology, and command-and-control solutions for U.S. and allied military forces. The company operates across defense
aerospace and defense · tactical data links · 1,000+ employees
Thales
Thales is a global high-technology leader specializing in Defence & Security, Aerospace, and Cyber & Digital solutions. The company develops advanced products and systems for defense, security, cybersecurity, digital identity, and aerospace
defence systems · aerospace avionics · 1,000+ employees
Booz Allen Hamilton
Booz Allen Hamilton is an advanced technology company delivering outcomes for America's defense, civil, and national security priorities. The firm builds technology solutions using AI, cyber, and cutting-edge technologies to advance and pro
defense technology · artificial intelligence · 1,000+ employees
Cloudflare
Cloudflare is a global cloud services and cybersecurity company providing DDoS protection, CDN, DNS, and web application firewall services to 42% of the Fortune 500. The company operates recruiting events and talent community programs for e
DDoS protection · content delivery network · 1,000+ employees
Axonius
Axonius is a cybersecurity and IT operations platform that provides asset management, vulnerability assessment, and exposure management solutions for enterprise organizations. The company serves CISOs and IT leaders with tools to discover,
asset management · vulnerability management · 1,000+ employees
Dark Wolf
Dark Wolf is a mission-focused technology company delivering cyber-centric engineering, software delivery, cloud, data & AI, and mission enablement capabilities for defense, intelligence, and commercial customers. The company operates throu
cybersecurity · data protection · 201–1,000 employees
Accenture Federal Services
Accenture Federal Services is a 13,000+ person technology company serving the US federal government across defense, national security, public safety, civilian, and military health organizations. A subsidiary of global Accenture, it delivers
US federal government · defense and national security · 1,000+ employees
AGE Solutions
AGE Solutions is a premier technology and professional services company providing consulting, advanced technology solutions, and essential services to U.S. government, defense, and intelligence sectors. The company specializes in network en
federal government contracting · defense and intelligence · 201–1,000 employees
Cogent Security
Cogent Security is an Applied AI Lab building agentic AI systems for enterprise cybersecurity, specializing in vulnerability management and threat remediation. The company develops AI agents that assess petabytes of enterprise data to ident
agentic AI · vulnerability management
Akamai
Akamai is a content delivery network and cloud services provider offering edge computing, cybersecurity, and AI inference solutions. The company operates a global platform of over 300,000 servers across 130 countries, serving enterprise cus
content delivery network · edge computing · 1,000+ employees
AMERICAN SYSTEMS
AMERICAN SYSTEMS is an employee-owned government services contractor delivering IT and engineering solutions to complex national priority programs since 1975. Based in McLean, Virginia, the company specializes in MERGE, information technolo
government contractor · IT solutions · 1,000+ employees
Astreya
Astreya is an AI-first managed IT services provider delivering cloud, infrastructure, cybersecurity, and digital workplace solutions globally. Operating as part of Cognizant, Astreya serves 500K+ end users across 40+ countries with managed
managed IT services · cloud infrastructure · 1,000+ employees
TD SYNNEX
TD SYNNEX is the world's largest IT distributor, operating in over 100 countries with 24,000 employees. The company provides technology products, services, and solutions that help customers maximize IT investments and unlock growth opportun
IT distribution · technology solutions · 1,000+ employees