1,171 network security jobs at 463 companies in Takoma Park, MD
4d
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Network Security Engineer
Southlake or Ashburn or Cary or Branchburg
$72k-$129k/yr HybridFull Time
3+ YOEBachelor’s degree or 3+ years relevant experience; network security, SIEM, TCP/IP, routing, network traffic analysis, incident response, security architecture, and cybersecurity tooling experience required.
Splunk, QRadar, Microsoft Sentinel, Elastic, TCP/IP, NetFlow, IPFIX, BGP, OSPF, IS-IS, NIST 800-61, MITRE ATT&CK, Elasticsearch, Unix, Linux, IPsec, TLS, DDoS
3mo
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Senior Network Security Engineer
Columbia, Maryland, United States
$121k-$266k/yr OnsiteFull Time
8+ YOEActive TS/SCI with Polygraph; 8+ years network security engineering; DoD 8570 IAT II; 3 of PCNSA, SNSA, SNSP, Symantec ProxySG, Cisco CCNA or higher; Bachelor’s degree or 5 years alternative experience.
LAN/WAN, Network design, Security testing
3w
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Network Security Engineer
Washington or Atlantic City or United States
$105k-$164k/yr RemoteFull Time
9+ YOEBachelor's in related field, 9+ years cybersecurity/network security experience, strong network architecture and federal security (NIST, FISMA) knowledge, US citizen or permanent resident, able to obtain FAA Public Trust.
NIST RMF, NIST SP 800-53, FISMA, IPv4, IPv6, Zero Trust, SDN, SD-WAN, NFV, IDS/IPS
1w
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Network Security Penetration Tester, AppSTAR Network Security
United States or Virtual or North America
$159k-$202k/yr RemoteFull Time
3+ YOERequires 3+ years in network penetration testing or offensive security, 3+ years of scripting or programming, security code review, vulnerability remediation, networking protocols, and threat modeling.
AWS, Python, Java, C++, HTTP(S), DNS, TCP/IP, VLAN
3d
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Network Security Engineer
Southlake or Ashburn or Cary or Branchburg
$72k-$129k/yr HybridFull Time
3+ YOEBachelor's degree or 3+ years relevant experience; SIEM, TCP/IP, router operations, network security architecture, incident response, vulnerability management, and security monitoring experience required.
Splunk, QRadar, Microsoft Sentinel, Elastic, TCP/IP, BGP, OSPF, IS-IS, NetFlow, IPFIX, NIST 800-61, MITRE ATT&CK, Elasticsearch, Unix, Linux, IPsec, TLS
4d
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Network Security Engineer
Southlake or Ashburn or Cary or Branchburg
$72k-$129k/yr HybridFull Time
3+ YOEBachelor's degree or 3+ years relevant experience; network security, SIEM, TCP/IP, routing, incident response, security architecture, vulnerability management, and threat detection expertise required.
Splunk, QRadar, Microsoft Sentinel, Elastic, NetFlow, IPFIX, BGP, OSPF, IS-IS, DNS, NIST 800-61, MITRE ATT&CK, Elasticsearch, Unix, Linux, IPsec, TLS, syslog, ACLs, TCP/IP, SIEM, IAM, MFA, IDS
2mo
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Network Security Engineer
Chantilly, Virginia, United States
$176k-$282k/yr OnsiteFull Time
8+ YOEActive TS/SCI with polygraph required; senior network security experience; scripting (Python, bash, Perl, SQL); Linux proficiency; network device configuration, packet inspection, and virtual infrastructure experience (vSphere).
Python, SQL, Debian, Kali, CentOS, Ubuntu, Wireshark, tcpdump, Metasploit, netcat, nmap, bash, Perl, vSphere, Linux
2mo
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Network Security Engineer
Columbia or Maryland or Virginia or West Virginia or Pennsylvania or District of Columbia
$63k-$84k/yr OnsiteFull Time
2+ YOEBachelor's in CS/IT/Cybersecurity, relevant certs (Security+, CCNA, CEH), minimum 2 years network security experience, hands-on firewall/IDS/IPS/VPN and vulnerability assessment/SIEM experience, ability to respond to incidents and provide training.
firewalls, IDS, IPS, VPN, SIEM, TCP/IP, DNS
3w
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Network Security Engineer
United States or Atlantic City or Washington
$105k-$164k/yr RemoteFull Time
9+ YOEExperience with federal programs, strong network/security architecture skills, knowledge of NIST RMF/FISMA/800-53, 9+ years cybersecurity/network experience, bachelor's in related field, U.S. citizenship or permanent residency, ability to obtain FAA Public Trust.
NIST RMF, FISMA, NIST SP 800-53, IPv4, IPv6, SDN, SD-WAN, NFV, IDS/IPS, VPN
2mo
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Network Security Engineer
Chantilly, Virginia, United States
$176k-$282k/yr OnsiteFull Time
3+ YOEActive TS/SCI with polygraph; 8 yrs (BS), 6 yrs (MS), or 3 yrs (PhD) experience; proficiency with Linux (Debian, Kali, CentOS, Ubuntu), networking, packet analysis (Wireshark, TCPdump), scripting (bash, Perl, Python), vSphere, and network security tools.
Linux, Debian, Kali, CentOS, Ubuntu, Wireshark, TCPdump, Metasploit, netcat, nmap, bash, Perl, Python, vSphere, SQL
5d
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Network Security Engineer
Chantilly, Virginia, United States
$104k-$173k/yr OnsiteFull Time
7+ YOERequires 7+ years in network security engineering or related technical work, CCNA or equivalent, DoD IAT II and IAT III certifications, and active TS/SCI clearance.
SolarWinds, Cisco Firepower FMC, Cisco ISE, Microsoft Windows, HP SANs, VMware, VPN, GRE, BGP, OSPF, VLANs, VRFs, Cisco ACI, Ansible, Desired State Configuration (DSC), Cisco Secure Firewall, BICSI, Cat 5, NSTISSAM TEMPEST/2-95, CNSSAM TEMPEST/01-13, ITIL
1mo
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Network Security Researcher
Pittsburgh or Arlington
OnsiteFull Time
2+ YOEAdvanced degree in computer science or related field with 2–8 years relevant experience; strong network fundamentals, threat research, proficiency in at least one language (Python, Go, Ruby, C, Java, Scala), experience with network telemetry and large datasets, and ability to obtain Department of War security clearance.
Python, Go, Ruby, C, Java, Scala, YAF, Zeek, Suricata
1w
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Network Security Architect
Washington, District of Columbia, United States
$113k-$257k/yr OnsiteFull Time
10+ YOE10+ years in network security, 5+ years designing architectures, Zero Trust and SAP IT experience, cybersecurity leadership experience, and TS/SCI clearance. High school diploma or GED required.
Zero Trust, SAP IT
1w
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Network Security Architect
Washington, District of Columbia, United States
$113k-$257k/yr HybridFull Time
10+ YOERequires 10+ years in network security, 5+ years designing mission-tailored architectures, TS/SCI clearance, high school diploma or GED, Zero Trust and SAP IT experience, and technical leadership skills.
Zero Trust, SAP
1mo
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Network Security Engineer (Zscaler)
Arlington, Virginia, United States
$140k-$165k/yr OnsiteHybrid
10+ YOEUS citizen with Top Secret or DHS clearance preferred, 10+ years network/security engineering experience, Bachelor's degree, deep Zscaler suite and cloud experience, strong network and scripting skills.
Zscaler Private Access (ZPA), Zscaler Internet Access (ZIA), Zscaler Digital Experience (ZDX), Zscaler Client Connector (ZCC), Azure, AWS, GCP, SD-WAN, Linux, Windows, API
1mo
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Network Security Researcher
Pittsburgh or Arlington
OnsiteFull Time
2+ YOEAdvanced degree in CS or related field with relevant work experience (PhD+2 / MS+5 / BS+8), strong network telemetry knowledge, proficiency in at least one programming language, research and detection engineering experience, willingness to travel and obtain a DoD security clearance.
Python, Go, Ruby, C, Java, Scala, YAF, Zeek, Suricata, NetSA
2w
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Network Security Engineer
McLean, Virginia, United States
$130k-$155k/yr OnsiteFull Time
5+ YOEU.S. citizen with Bachelor's or equivalent, 5+ years network engineering experience, hands-on Palo Alto and FortiGate firewall administration, GCP org governance, cloud networking, Windows and enterprise networking knowledge, documentation and compliance experience.
Palo Alto NGFW, Palo Alto VM-Series, FortiGate VM, Nessus, Cisco, Aruba, Ubiquiti, PRTG Network Monitor, NetBox, Ansible, GCP, Cloud Router, Cloud NAT, Workload Identity Federation (WIF), OIDC, AWS Commercial, Azure Government (GCC High), Microsoft 365, Python, Bash
2w
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Senior Network Security Engineer (Network Engineering, Associate)
Washington, District of Columbia, United States
$101k-$151k/yr OnsiteFull Time
8+ YOE8+ years enterprise networking experience with 5+ years Cisco hands-on; experience in network security, segmentation, 802.1X, VPNs, firewall administration, monitoring/SIEM, vulnerability remediation, incident response, and NIST/Zero Trust implementation.
Cisco, Cisco Identity Services Engine (ISE), SIEM, Microsoft
2mo
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Senior Network Security Engineer
Costa Mesa or Seattle or Washington
$166k-$220k/yr OnsiteFull Time
Design and implement network defensive controls; experience with routing/switching, security architecture reviews, programming (Python/Go/Rust), IaC (Terraform, AWS CDK), incident response, and cloud security. Eligible for U.S. Top Secret clearance.
Lattice OS, Python, Go, Rust, Terraform, AWS CDK, AWS, Azure, GCP, Linux
2mo
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Senior Network Security Engineer
Suitland-Silver Hill or United States
RemoteFull Time
7+ YOE7+ years network security engineering; 5+ years enterprise firewall experience; hands-on with Cisco and Palo Alto firewalls, Cloudflare, RSA SecurID/MFA, VPNs, AWS/Azure, SIEM, and automation/IaC; able to obtain Public Trust.
Cisco FTD, Cisco FMC, ASA, AnyConnect, Palo Alto NGFW, Panorama, GlobalProtect, Cloudflare, RSA SecurID, NetFlow, Terraform, Ansible, Python, PowerShell, Git, APIs, CI/CD, SIEM, JIRA, F5