- Zscaler (Mclean, VA)
- …protocols (eg, HTTP, SSL/TLS, DNS, SQL) + Proficiency in Linux administration, network troubleshooting, automation tools like Ansible and Terraform, and skilled ... shape the future of cybersecurity. Our Engineering team built the world's largest cloud security platform from the ground up, and we keep building. With more than… more
- General Dynamics Information Technology (Fairfax, VA)
- …that the systems run on top of. We need to support the various Cyber Security tools , applications and network and endpoint hardware we support. Builds, ... country. We are looking to hire a Cyber Splunk Engineer that can enhance our security team....system tools . Splunk Enterprise and Splunk Enterprise Security being our major tool and focus… more
- Nightwing (Sterling, VA)
- …systems, or network environments + Design or develop automated testing tools , test plans, scenarios, scripts, or procedures + Document test procedures to ensure ... environments. + Performance & Security Testing: Experience with performance and security testing techniques and tools . + Database Knowledge: Familiarity with… more
- Amazon (Arlington, VA)
- …and deep technical knowledge, specifically in the fields of forensics, malware analysis, network security , application security , threat hunting, and threat ... management and authentication, software development, cryptography, system administration and network security experience - Knowledge of networking protocols,… more
- CACI International (Sterling, VA)
- …US Anticipated Posting End: 12/29/2025 **The Opportunity:** CACI/BITS is seeking a Cyber Security Engineer to support our Makalu contract. If you are interested ... connections, NPE security certificates, firewall connection requests. + Applying cloud, network , and security best practices to ensure that all requests meet… more
- Leidos (Arlington, VA)
- …TVM or Wiz is a plus** ). + Cybersecurity Knowledge: Understanding of network security protocols, system administration (Linux/Windows), cloud environments, and ... This role is critical in helping the organization maintain a strong security posture and comply with industry regulations. **Primary Responsibilities:** + Platform… more
- General Dynamics Information Technology (Arlington, VA)
- …Joint Regional Security Stacks (JRSS).** **Deep understanding and knowledge of core network security tools such as IDS/IPS, Firewalls, Web Content ... and IT Risk Management **Skills:** Cyber Defense,Cybersecurity,Information Assurance,Information Technology Security , Network Security **Certifications:** CompTIA … more
- General Dynamics Information Technology (Chantilly, VA)
- …IT,Information Technology Operations,Microsoft Office,Private Clouds **Certifications:** CompTIA Security + CE | CompTIA - CompTIA **Experience:** 8 ... Description:** **GDIT is** **seeking** **a** **Senior** **Infras** **t** **ructure Engineer ** **to** **Defense Information Systems Agency (DISA) Global Video… more
- Tetrad Digital Integrity LLC (Arlington, VA)
- …clearance PREFERED QUALIFICATIONS: + Experience with Wiz, Axonius, Crowd Strike, Nucleus, and Network /Endpoint security tools + Experience working with SIEM ... such as Terraform, Ansible, or CloudFormation + Implement automated security tools for vulnerability scanning, static/dynamic application...Network Firewall, AWS Network ACLs, AWS security groups, Azure network security … more
- Imagine One Technology & Management (Dahlgren, VA)
- …(HBSS). 2. Examples of engineering experience include developing secure network architectures, security design, developing engineering documentation, application ... One Technology & Management, Ltd. is seeking four (4) **Senior Security Systems Engineers** with specific experience working with Submarine-Launched Ballistic… more