> Markdown version of [/jobs/ext/3006874-lead-cyber-range-architect-ii-computer-network-architect](https://www.wearedevelopers.com/jobs/ext/3006874-lead-cyber-range-architect-ii-computer-network-architect). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Lead Cyber Range Architect II (Computer Network Architect)

- **Company:** By Light Professional IT Services
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Complex Networks, Cyber Security, Computer Networks, Dynamic Host Configuration Protocol, Desktop Publishing, DevOps, Domain Name System (DNS), Intrusion Detection Systems, Network Protocols, Security Information and Event Management, TCP/IP, Virtual Local Area Networks, Cyber Threat Analysis, Firewalls (Computer Science), Information Technology
- **Published:** September 19, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9179051/lead-cyber-range-architect-ii-computer-network-architect

## About the Role

* Bachelor's degree in Computer Science, Information Technology, or a related field; Master's degree preferred.
 * Minimum of 5 years of experience in computer network architecture and cybersecurity.
 * Proven experience in designing and implementing complex network infrastructures.
 * Strong understanding of TCP/IP, DNS, DHCP, VLANs, and other networking protocols.
 * Hands-on experience with firewalls, IDS/IPS, SIEM, and other security tools.
 * Excellent problem-solving skills and the ability to think critically in high-pressure environments.
 * Strong communication and leadership skills, with the ability to work collaboratively in a team setting.
 * Top Secret/SCI clearance with polygraph required., * Experience with cloud-based cybersecurity solutions and services.
 * Knowledge of DevOps practices and tools.
 * Familiarity with AI and machine learning applications in cybersecurity.
 * Certifications such as CISSP, CCNP, or CEH.

## Description

By Light is seeking a highly experienced and innovative Lead Cyber Range Architect II to join our dynamic team. This role is pivotal in designing, developing, and maintaining advanced cyber ranges that simulate real-world threats and vulnerabilities. The ideal candidate will have a strong background in computer network architecture, cybersecurity, and a passion for cutting-edge technology., * Design and architect complex cyber ranges that mimic actual network environments and threat landscapes.

 * Collaborate with cybersecurity experts, developers, and stakeholders to define requirements and ensure alignment with organizational goals.
 * Implement robust network solutions, including firewalls, intrusion detection systems, and endpoint protection.
 * Conduct thorough testing and validation of cyber ranges to ensure accuracy and effectiveness.
 * Stay current with emerging cyber threats, technologies, and industry best practices.
 * Mentor and guide junior architects and developers, fostering a culture of continuous learning and improvement.
 * Document design specifications, architecture diagrams, and operational procedures.