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Computer Network Defense Jobs in Virginia (NOW HIRING)

Assists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituencies * Collects network intrusion artifacts (e.g., PCAP, domains ...

Assists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituencies * Collects network intrusion artifacts (e.g., PCAP, domains ...

Assists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituencies * Collects network intrusion artifacts (e.g., PCAP, domains ...

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Computer Network Defense information

What are some common challenges faced by professionals in Computer Network Defense roles?

Professionals in Computer Network Defense often face the challenge of keeping up with rapidly evolving cyber threats and attack techniques. The role requires continuous learning and real-time problem-solving as new vulnerabilities and exploits emerge frequently. Team members must also balance proactive threat hunting with responding to immediate incidents, often collaborating closely with IT, security operations, and management to ensure a resilient defense posture. Adaptability, strong communication, and an analytical mindset are key to thriving in this dynamic environment.

What are the key skills and qualifications needed to thrive in Computer Network Defense, and why are they important?

To excel in Computer Network Defense, professionals need a strong understanding of network protocols, cybersecurity principles, and threat analysis, often supported by a degree in information security or computer science. Familiarity with intrusion detection systems (IDS), firewalls, SIEM platforms, and certifications such as CompTIA Security+ or CISSP are commonly required. Analytical thinking, attention to detail, and effective communication are valuable soft skills for this role. These competencies are crucial for proactively identifying vulnerabilities, responding to incidents, and safeguarding organizational networks from evolving cyber threats.

What is the difference between Computer Network Defense vs Cybersecurity Analyst?

AspectComputer Network DefenseCybersecurity Analyst
CertificationsCompTIA Security+, CISSP, CEHCompTIA Security+, CISSP, CEH
Work EnvironmentFocus on protecting network infrastructure, monitoring network traffic, and responding to network threatsBroader security analysis, including system vulnerabilities, incident response, and security policies
Employer & Industry UsagePrimarily in government, military, and large enterprise networksAcross various industries including finance, healthcare, and technology

Computer Network Defense and Cybersecurity Analyst roles share similar certifications and work environments, but Network Defense specializes in protecting network infrastructure specifically, while Cybersecurity Analysts handle a broader range of security tasks across systems and applications.

What is Computer Network Defense?

Computer Network Defense (CND) refers to the strategies, technologies, and processes used to protect computer networks and systems from unauthorized access, cyberattacks, and other security threats. CND professionals monitor network traffic, detect and respond to security incidents, and implement measures to prevent future attacks. Their work is critical for maintaining the confidentiality, integrity, and availability of information systems, especially in organizations that handle sensitive data. CND also involves regular vulnerability assessments, security policy enforcement, and incident response planning.
What are popular job titles related to Computer Network Defense jobs in Virginia? For Computer Network Defense jobs in Virginia, the most frequently searched job titles are:
What job categories do people searching Computer Network Defense jobs in Virginia look for? The top searched job categories for Computer Network Defense jobs in Virginia are:
Infographic showing various Computer Network Defense job openings in Virginia as of July 2026, with employment types broken down into 1% As Needed, 81% Full Time, 15% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution.
Computer Network Defense Analyst (EAIRS)

Computer Network Defense Analyst (EAIRS)

Horizon Industries

Fort Belvoir, VA • On-site

Full-time

Medical, Dental, Vision, Retirement

Posted 2 days ago


Job description

Computer Network Defense Analyst - CND Analyst

Location: Fully On-site in Columbus, OH; Fort Belvoir, VA; or Battle Creek, MI

Employment Type: Full-time.

Clearance Required: Active Top Secret

Computer Network Defense (CND) Analyst

If you are looking for a challenging opportunity that allows you to develop and learn in a stable and growing organization…come joins us as a CND Analyst at Horizon. Horizon Industries Limited (Horizon) is a dynamic IT and Management Consulting firm based in the Washington, DC area and we are currently seeking a CND Analyst for a full-time position, supporting the Defense Logistics Agency (DLA).

Summary of requirements:

  • 5 years relevant Cybersecurity/IT experience
  • IAT II: One of the following
    • CCNA-Security; CySA+; GICSP; GSEC; Security+ CE; CND; SSCP
  • CNDSP/CSSP-IR
  • Must have one of the "Computer Network Defense" CE Certifications within six (6) months of onboarding.
  • Top Secret
  • On Site: Columbus, OH; Fort Belvoir, VA; Battle Creek, MI

Position Description:

We are looking for a CND Analyst that will:

  • Participates in 24x7x365 monitoring DLA's SIEM and other cybersecurity monitoring tools in an effort to detect and respond to cybersecurity threats within DLA's Enterprise Network Environment.
  • Performs actions to protect, monitor, detect, analyze, and respond to unauthorized activity.
  • Employs Cybersecurity capabilities and deliberate actions to respond to specific alerts or emerging threats.
  • Reviews logged events for trends that are indicative of attack or compromise within the environment.
  • Actively monitors logs and traffic for Advanced Persistent Threats (APT) and "low and slow" attacks within the environment.
  • Maintains awareness of possible threats through the use of intelligence resources to include Open-Source Intelligence (OSINT).
  • Provides technical analysis and sustainment support for the enterprise for IA tools and applications and assists with the application of Defense-In-Depth signatures and perimeter defense controls to diminish network threats.

Required Skills / Experience:

  • Five (5) years of relevant IT experience.
  • Two (2) years performing root cause analysis of cybersecurity events and incidents
    • Working knowledge of at least at least two types of security tools:
      • Firewall
      • IDS/IPS
      • Host based antivirus
      • Data loss prevention
      • Vulnerability Management
      • Forensics
      • Malware Analysis
      • Device Hardening
    • Understanding of Defense-in-Depth
    • Ability to build scripts and tools to enhance threat detection and incident response capabilities (Preferably in SPL, Python, PowerShell)
  • Must possess a DOD Top Secret Clearance.
  • Must possess a relevant certification meeting the DOD 8570.01 IAT level II. One of the following:
    • CCNA-Security
    • CySA+
    • GICSP
    • GSEC
    • Security+ CE
    • CND
    • SSCP
  • Must maintain CNDSP/CSSP-IR
  • Must have one of the "Computer Network Defense" CE Certifications within six (6) months of onboarding.

Education: None

Project Overview:

This project supports DLA Cybersecurity in performing CSSP functions for DLA to include but not limited to performing incident response and cybersecurity content development focused on but not limited to externally hosted programs and applications. Coordinates with DLA stakeholder groups to ensure incident handling is conducted across the enterprise to protect DLA data, networks, applications both internally and externally hosted in accordance with DoD directives.

Program Overview:

The JETS Program provides the full range of IT services, technical and management expertise that support applications, software, hardware, infrastructure, and systems, across the DLA IT Enterprise. Support is provided for information technology solutions, technical support, maintenance, and sustainment; operations support; application development, maintenance, and technical support; and lifecycle management. Additionally, the program also supports administrative program management support for IT program offices and DLA Information Operations (J6) Office. The program provides support technology services across the DLA Information Operations Enterprise, the DLA Program Executive Offices (PEO), and all other technology services currently supported through DLA Contracting Services Office (DCSO) acquisitions.

Company Overview:

Founded in 1996, Horizon Industries Limited (Horizon) has evolved into a company of highly qualified professionals that provides full cycle IT Consultant and Management support in both the private and public sectors.

Horizon culture supports a strong work life balance and offers a comprehensive benefit package, to include healthcare (medical, dental vision and disability), 401k program where you are 100% vested from day one with an employer match after 90 days, Educational Assistance program, Student Loan Repayment program and a Gym Reimbursement program.

Horizon is an Equal Employment Opportunity employer, and it is our policy to consider all applicants for employment. All qualified applicants will receive consideration for employment without regard to sex, race, color, creed, religion, national origin, sexual orientation, marital status, age, disability, veteran status, alienage, ancestry, citizenship status, or any other factors prohibited by law.

EOE/M/F/Vet/Disabled