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Cyber Capabilities Developer
Job in
Chantilly, Fairfax County, Virginia, 22021, USA
Listed on 2026-09-04
Listing for:
Jobtailor
Full Time
position Listed on 2026-09-04
Job specializations:
-
IT/Tech
Cybersecurity, Network Security, Systems Engineer
Job Description & How to Apply Below
- Support Rapid Application Development for offensive and defensive cybersecurity tools
- Rapidly develop and prototype tools for Windows and Linux endpoints
- Perform software engineering using C, C++, .NET, Python, and other industry-standard languages
- Identify vulnerabilities in network, host, and web application endpoints through open-source research and manual analysis
- Use open-source penetration testing tools
- Analyze endpoint persistence mechanisms and support user- and kernel-level activities
- Develop and analyze network topologies and secured networks
- Configure and manage complex network environments
- Administer covert and virtualized systems
- Create, manage, and deploy virtual environments using VMware, Proxmox, KVM/qemu, and similar tools
- Support VPN, proxy, and tunnel management and configuration
- Apply knowledge of AWS, Azure, GCP, and similar cloud environments
- Leverage red team and blue team operational expertise to advance mission objectives
- Think independently and take initiative on new tasks
- Active TS or higher security clearance required
- Active Top Secret security clearance required
- Willingness and ability to obtain a CI polygraph
- Junior level: BS/BA with 2+ years of relevant experience, or 6 years of relevant experience with no degree
- Mid level: BS/BA with 6+ years of relevant experience, or 10 years of relevant experience with no degree
- Senior level: BS/BA with 10+ years of relevant experience, or 14 years of relevant experience with no degree
- Advanced certifications, specialized training, or equivalent hands-on experience may be considered in lieu of years of experience
- Ability to identify vulnerabilities in network, host, and web application endpoints
- Ability to rapidly develop and prototype tools for Windows and Linux endpoints
- Expertise in endpoint persistence mechanisms
- Ability to create, manage, and deploy virtual environments using VMware, Proxmox, KVM/qemu, or similar tools
- Strong understanding of networking, network topologies, and internet routing
- Experience with VPN, proxy, and tunnel management and configuration
- Software engineering experience with C, C++, .NET, and Python
- Knowledge of AWS, Azure, GCP, and similar cloud platforms
- Ability to think independently and take initiative
Demonstrates expertise in software engineering with C, C++, .NET, and Python, alongside proficiency in developing and managing virtual environments using VMware, Proxmox, and KVM/qemu. Possesses strong capabilities in identifying vulnerabilities across network, host, and web application endpoints while leveraging cloud platforms like AWS, Azure, and GCP.
Highest-signal resume keywords- Active TS Security Clearance
- Software Engineering with C, C++, .NET, Python
- Virtual Environment Management with VMware, Proxmox, KVM/qemu
- Vulnerability Identification in Network and Web Applications
- Cloud Platform Knowledge (AWS, Azure, GCP)
- C Programming
- C++ Programming
- Python Programming
- .NET Framework
- Vulnerability Analysis
- Network Topology Development
- Endpoint Persistence Mechanisms
- Open-Source Penetration Testing
- Rapid Application Development
- Virtualization Technologies
- Independent Thinking
- Initiative Taking
- Active Top Secret Security Clearance
- CI Polygraph (Willingness to Obtain)
- Cybersecurity
- Offensive Security
- Defensive Security
- Network Security
- Endpoint Security
- VMware
- Proxmox
- KVM/qemu
- VPN Management
- Proxy Configuration
- Tunnel Management
- Cloud Environments (AWS, Azure, GCP)
- Open-Source Tools
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