Information Systems Security Engineer (ISSE)

📍 Chantilly, VA | 🕒 Full-Time | 🔒 TS/SCI with Polygraph | Onsite

Join Our Mission

Lucayan Technology LLC is looking for an Information Systems Security Engineer (ISSE)with Space Systems experience to join our growing cybersecurity team in Chantilly, VA. In this role, you will be instrumental in safeguarding mission-critical systems, applying your expertise in ICD 503compliance, secure systems design, and information assurance engineering.

What You’ll Do

• Conduct information system security engineering throughout the lifecycle, from acquisition to operations.
• Integrate security requirements into system design and development using systems engineering methodologies.
• Collaborate with government stakeholders to ensure compliance with ICD 503certification and accreditation.
• Provide hands-on expertise with networks, virtualization platforms, and enterprise operating systems.
• Lead or support technical activities in system integration, configuration management, and testing .
• Participate in space system security requirement reviews, working groups, and national-level security councils.
• Prepare and maintain security documentation, including System Security Plans (SSPs), CONOPS, POA&Ms, and configuration management plans .
  
  

Qualifications

Required:

• Active TS/SCI with Polygraph .
• Bachelor’s degree in Computer Science, Engineering, or related discipline.
• 8+ years of experience in information assurance and systems security engineering.
• Hands-on experience with operating systems (Windows, Linux, Unix, macOS) and virtualization (VMware, Xen, Hyper-V).
• Demonstrated knowledge of ICD 503and security accreditation processes.
• Space systems security engineering experience.
• One of the following baseline certifications: CISSP, CISM, GCLP, CCSP .

Preferred:

• Master’s degree in Computer Science, Cybersecurity, or related field.
• Experience with NIST Risk Management Framework (RMF)and continuous monitoring practices.
• Strong technical project management and leadership experience.
  
  

Why You Should Join Lucayan

At Lucayan Technology LLC, we specialize in cybersecurity, engineering, and program support   for mission-critical federal and defense programs. Our engineers play a direct role in protecting national security systems, including space-based platforms and networks . By joining Lucayan, you’ll gain:

• The opportunity to contribute to high-impact national security missions .
• A collaborative environment working alongside government and industry experts.
• Professional growth through training, certifications, and advancement opportunities.
• A company culture built on integrity, mission-focus, and technical excellence .
  
  

👉 Apply today and help us secure the future of national defense and space systems!