Network Security Engineer Jobs in Leesburg, VA
A Network Security Engineer is responsible for designing, implementing, and maintaining computer and information security systems. They play an essential role in ensuring the safety and integrity of a company's data, detecting and mitigating network threats, and implementing security protocols. These professionals also conduct system checks for security vulnerabilities, develop security standards, and recommend security enhancements. They also respond to any network security incidents and provide a thorough post-event analysis.
Network Security Engineers should possess strong troubleshooting, analytical and problem-solving skills. They should be well-versed in various networking languages, firewalls, VPNs, IDS/IPS, and other security technologies. Important certifications include Certified Information Systems Security Professional (CISSP), Certified Ethical Hacker (CEH), and Cisco Certified Network Associate (CCNA) Security. Before becoming a Network Security Engineer, an individual may work as a Network Administrator, Systems Administrator, or a Junior Network Engineer.
Principal Cyber Security Engineer
- Chantilly, VA (14 miles from Leesburg, VA)
- 3 days ago
- Chantilly, VA (14 miles from Leesburg, VA)
- 3 days ago
ManTech seeks a motivated and mission-focused Principal Cyber Systems Engineer to join our team in Chantilly, Virginia. This role supports complex cybersecurity initiatives by delivering hands-on...
Senior Cyber Security Engineer
- Chantilly, VA (14 miles from Leesburg, VA)
- 17 days ago
- Chantilly, VA (14 miles from Leesburg, VA)
- 17 days ago
ManTech seeks a motivated and career-focused Senior Cyber Security Engineer to join our team in Chantilly, VA. This role supports the mission by delivering critical cyber defense capabilities and...
- Herndon, VA (12 miles from Leesburg, VA)
- 30+ days ago
- Herndon, VA (12 miles from Leesburg, VA)
- 30+ days ago
security, and data protection within the chosen platform (GCP or OCI) Preferred Qualifications: Degree in Computer Science, Information Security, or a related technical field Relevant Certifications...
- Herndon, VA (12 miles from Leesburg, VA)
- 30+ days ago
- Herndon, VA (12 miles from Leesburg, VA)
- 30+ days ago
Knowledge of system/network security principles and incident response practices. Experience supporting the Intelligence Community....
Information Assurance System Security Engineer (ISSE) III
- Manassas, VA (20 miles from Leesburg, VA)
- 30+ days ago
- Manassas, VA (20 miles from Leesburg, VA)
- 30+ days ago
security, based upon the Risk Management Framework (RMF) with emphasize on Joint Special Access Program Implementation Guide (JSIG) authorization process Provides expert support, research and analysis...
- Reston, VA (15 miles from Leesburg, VA)
- 9 days ago
- Reston, VA (15 miles from Leesburg, VA)
- 9 days ago
Certification(s) such as: CompTIA Security+ / Network+ Cisco Certified Network Associate (CCNA) Microsoft Certified: Windows Server/Systems Administrator ITIL or PMP for process and project management...
- Reston, VA (15 miles from Leesburg, VA)
- 5 hours ago
- Reston, VA (15 miles from Leesburg, VA)
- 5 hours ago
Required qualifications to be successful in this role: Proven 5+ years of work experience with vulnerability management including vulnerability assessment 5+ years of work experience with system and...
Cyber Security Engineer/Analyst
- Ashburn, VA (6 miles from Leesburg, VA)
- 11 hours ago
- Ashburn, VA (6 miles from Leesburg, VA)
- 11 hours ago
Responsibilities: - Proactive Threat Intel and Vulnerability Management: Track threat actors and associated tactics, techniques, and procedures (TTPs) - Oversee the monitoring of security systems, logs...
- Centreville, VA (15 miles from Leesburg, VA)
- 17 hours ago
- Centreville, VA (15 miles from Leesburg, VA)
- 17 hours ago
In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career...
- Reston, VA (15 miles from Leesburg, VA)
- 1 day ago
- Reston, VA (15 miles from Leesburg, VA)
- 1 day ago
related to identified vulnerabilities Skills * Proven 5+ years of work experience with vulnerability management including vulnerability assessment * 5+ years of work experience with system and application...
- Reston, VA (15 miles from Leesburg, VA)
- 1 day ago
- Reston, VA (15 miles from Leesburg, VA)
- 1 day ago
Application Security Engineer Description: Application Developer performs high complexity (i.e. system level applications) analysis, design, development and unit testing of software applications...
- Herndon, VA (12 miles from Leesburg, VA)
- 1 day ago
- Herndon, VA (12 miles from Leesburg, VA)
- 1 day ago
A client is looking for a fully remote AWS Cloud Security Engineer to join their team. The ideal candidate will become part of a Data Center and Cloud Optimization program. This role supports our...
Remote WorkIS Security Engineer (ISSE), TS/SCI with Polygraph
- Chantilly, VA (14 miles from Leesburg, VA)
- 1 day ago
- Chantilly, VA (14 miles from Leesburg, VA)
- 1 day ago
Responsibilities for this Position Location: USA VA Chantilly Full Part/Time: Full time Job Req: RQ199156 Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI +...
Director, Senior Cloud Security Architect
- Ashburn, VA (6 miles from Leesburg, VA)
- 2 days ago
- Ashburn, VA (6 miles from Leesburg, VA)
- 2 days ago
engineering, system and network security, authentication and security protocols, cryptography, or application security Certifications such as Certified Information Systems Security Professional (CISSP...
- Herndon, VA (12 miles from Leesburg, VA)
- 2 days ago
- Herndon, VA (12 miles from Leesburg, VA)
- 2 days ago
Remote Security Engineer III Deltek, Inc. life insurance, tuition reimbursement, 401(k) United States, Virginia, Herndon 2291 Wood Oak Drive (Show on map) Jun 11, 2025 04-Apr-2025 Senior IT...
Demographic Data for Leesburg, VA
Moving to Leesburg, VA? Find some basic demographic data about Leesburg, VA below.
Network Security Engineer Online Courses and Training Opportunities
Salary for Network Security Engineer Jobs in Leesburg, VA
Required or preferred licenses and certifications for Network Security Engineer positions.
Highest Education Level
Network Security Engineers in Leesburg, VA offer the following education backgroundQualifications / Skill Sets
The following top skills are often required or desired to land a Network Security Engineer position
- Function Generator
- Computer Science
- Network Architecture
- Information Assurance
- Identity Management
- In Plane Switching
- Public Key Infrastructure
- Nessus
- Secure Shell
- Internet Protocol Security
- Checkpoint
- Risk Management Framework
- Data Encryption
- Secure Socket Layer
- VPN
- Security Information & Event Management
- Vulnerability Management
- Firewall
- Software Development
- Windows PowerShell
- Splunk
- Penetration Testing
- PCI Compliance
- Scripting
- Network Security
- Mitigation
- Architectural Design
- Information Security
- Cybersecurity
- Microsoft Azure
- Amazon Web Services
- Linux
- Designing
- Java
- Modeling
- Information Technology
- Artificial Intelligence
- Computer Programming
- Python
- Networking
- Engineering
- Strategy Development
- Risk Management
- Military Background
- Implementation
- Troubleshooting
- Prioritizing
- Investigation
- Auditing
- Collaboration
- Documentation
- Problem Solving
- Research Skills
- Organization
- Leadership
- Communication Skills
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