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Network Security Engineer Jobs in Gaithersburg, MD

MANTECH

Network Security Engineer

Chantilly, VA · On-site

$108K - $147K/yr

Perform Tier II and Tier III network security engineering support, while assisting in designing advanced WAN, LAN, and data center solutions. * Monitor and configure networks utilizing SolarWinds ...

New

MANTECH

Network Security Engineer

Chantilly, VA · On-site

$108K - $147K/yr

Perform Tier II and Tier III network security engineering support, while assisting in designing advanced WAN, LAN, and data center solutions. * Monitor and configure networks utilizing SolarWinds ...

New

Synergy ECP

Network Security Engineer

Annapolis Junction, MD · On-site

$106K - $146K/yr

The Network Security Engineer will provide engineering expertise to analyze complex systems, network design, and hardware issues, while ensuring solutions meet user requirements and security ...

MANTECH

Network Security Engineer

Chantilly, VA

$107K - $146K/yr

Perform Tier II and Tier III network security engineering support, while assisting in designing advanced WAN, LAN, and data center solutions. * Monitor and configure networks utilizing SolarWinds ...

New

Cymertek

Network Security Engineer

Tysons, VA · On-site

$104K - $143K/yr

Network Security Engineer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and passionate Network ...

Cymertek Corporation

Network Security Engineer

Reston, VA · On-site

$110 - $150/hr

Network Security Engineer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and passionate Network ...

Cymertek

Network Security Engineer

Chantilly, VA · On-site

$108K - $147K/yr

Network Security Engineer LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and passionate ...

ManTech

Network Security Engineer

Chantilly, VA · On-site

$104K - $172K/yr

Perform Tier II and Tier III network security engineering support, while assisting in designing advanced WAN, LAN, and data center solutions. * Monitor and configure networks utilizing SolarWinds ...

Accenture LLP

Network Security Engineer

Washington, DC · On-site

$91K - $184K/yr

The work The Network security Engineer will be responsible for implementing and overseeing security capabilities, processes, and functions related to Network Security for the Department of Education ...

Synergy ECP

Network Security Engineer

Annapolis Junction, MD · On-site

$114K - $157K/yr

Ten (10) years' experience as a Network Security Engineer analyzing complex hardware systems for SIGINT solutions is required. Bachelor's degree in Communications Engineering, Computer Engineering ...

Cymertek

Network Security Engineer

Annapolis Junction, MD · On-site

$106K - $146K/yr

Network Security Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and ...

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All JobsNetwork Security Engineer JobsNetwork Security Engineer Jobs in Gaithersburg, MD

Network Security Engineer information

See Gaithersburg, MD salary details

$22.7K

$135K

$180.4K

How much do network security engineer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for network security engineer in Gaithersburg, MD is $135,001.00, according to ZipRecruiter salary data. Most workers in this role earn between $112,900.00 and $154,500.00 per year, depending on experience, location, and employer.

What does a network security engineer do?

As a network security engineer, your job duties include configuring routers, switches, firewalls, virtual private networks (VPNs), and other network monitoring tools against intrusions. You need technical, analytical, and problem-solving skills to carry out your network security tasks. Your job is to ensure that your company’s internal networks are protected from potential online threats, like hackers and malware that can steal or corrupt sensitive data from websites, computer programs, databases, and servers. You need to remain current with new developments in the field to master fast-evolving network security technologies.

What are some common challenges faced by network security engineers in maintaining secure and efficient networks?

Network Security Engineers often encounter challenges such as staying ahead of rapidly evolving cyber threats, ensuring minimal downtime during security upgrades, and balancing strong security measures with network performance. Additionally, they must work closely with IT teams and end-users to implement security policies without disrupting daily operations. Keeping up with compliance standards and effectively communicating risks and solutions to non-technical stakeholders are also important aspects of the role.

What are the key skills and qualifications needed to thrive as a network security engineer?

To thrive as a Network Security Engineer, you need a solid understanding of networking protocols, firewall management, vulnerability assessment, and typically a bachelor's degree in computer science or a related field. Familiarity with security tools like IDS/IPS, SIEM systems, and certifications such as CISSP or CompTIA Security+ are highly valued. Strong analytical thinking, attention to detail, and effective communication skills help distinguish top professionals in this role. These skills are crucial for safeguarding organizational data, identifying security threats, and ensuring robust network protection.

Are network security engineers in demand?

Network security engineers are in high demand due to increasing cybersecurity threats and the need for organizations to protect their digital assets. The role requires skills in firewalls, intrusion detection, and security protocols, and often benefits from certifications like CISSP or CEH. Job growth in this field is expected to remain strong as cybersecurity becomes a top priority for businesses across industries.

What is a network security engineer?

Network Security Engineers are IT professionals responsible for protecting an organization's computer networks from security threats and unauthorized access. They design, implement, and maintain security measures such as firewalls, intrusion detection systems, and encryption protocols. Their role involves monitoring network traffic, responding to security incidents, and ensuring compliance with security policies and regulations. Network Security Engineers also conduct regular vulnerability assessments and work to keep systems up to date against evolving cyber threats.

What is the difference between Network Security Engineer vs Security Analyst?

AspectNetwork Security EngineerSecurity Analyst
CertificationsCCNA, CISSP, CompTIA Security+CISSP, GIAC Security Essentials, CompTIA Security+
Work EnvironmentDesigning, implementing, and maintaining security infrastructureMonitoring, analyzing, and responding to security incidents
Employer & Industry UsageIT departments, cybersecurity firms, large enterprisesCorporate security teams, government agencies, financial institutions

While both roles focus on cybersecurity, Network Security Engineers primarily design and implement security systems, whereas Security Analysts monitor and respond to security threats. They often work together to ensure comprehensive protection of organizational networks.

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What cities near Gaithersburg, MD are hiring for Network Security Engineer jobs?

Cities near Gaithersburg, MD with the most Network Security Engineer job openings:

Network Security Engineer jobs near you
Infographic showing various Network Security Engineer job openings in Gaithersburg, MD as of August 2026, with employment types broken down into 82% Full Time, 15% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $135,001 per year, or $64.9 per hour.

Network Security Engineer

NeoDym Technologies

Washington, DC • On-site

$50 - $52/hr

Contractor

Re-posted 10 days ago

Job description

Job Code :- 6923-2-12/9
Hi Team,
Need your support for below role.
 
Network Security Engineer
Washington, DC
 
 
JD:-
 
  • We are seeking an experienced Lead Network Security Engineer to take a key role in designing, implementing, and managing our client's enterprise network security architecture in Washington, D.C. 
  • This role requires comprehensive expertise across the security domain, focusing on advanced controls like the Palo Alto Networks full stack, Cisco ISE for NAC, and securing complex hybrid environments involving AWS/Azure networking. 
  • The Lead Engineer will drive security architecture, lead policy implementation, manage incident response, and integrate security principles early into the development lifecycle ("shift left").