1,127 network security jobs at 447 companies in Laurel, MD

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Network Security Engineer
Washington or Atlantic City or United States
$105k-$164k/yr RemoteFull Time
Noblis
Noblis: Nonprofit science, technology, and strategy firm supporting government missions.
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
1mo
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Network Security Engineer
Columbia, Maryland, United States
$121k-$266k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEActive TS/SCI with Polygraph, 5+ years network security engineering (SIGINT hardware) experience, DoD 8570 IAT Level II, three+ of listed network/security certifications, bachelor's in technical field or equivalent experience.
Symantec ProxySG 6.7
1mo
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Network Security Engineer
Chantilly, Virginia, United States
$176k-$282k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
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
1mo
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Network Security Engineer
Columbia, Maryland, United States
$121k-$266k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEActive TS/SCI with Polygraph, 5+ years network security engineering (SIGINT systems) experience, DoD 8570 IAT II, bachelor’s in related technical field (or 5 additional years), and multiple vendor/network certifications.
Symantec ProxySG 6.7
1mo
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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
Howard Community College
Howard Community College: A public community college providing associate degrees and certificates.
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
1mo
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Network Security Engineer
Chantilly, Virginia, United States
$176k-$282k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
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
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Network Security Researcher
Pittsburgh or Arlington
OnsiteFull Time
Carnegie Mellon University
Carnegie Mellon University: Global research university providing higher education and conducting scientific research.
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 Engineer (Zscaler)
Arlington, Virginia, United States
$140k-$165k/yr OnsiteHybrid
UltraViolet Cyber
UltraViolet Cyber: Provider of unified offensive and defensive managed cybersecurity services.
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
2w
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Network Security Researcher
Pittsburgh or Arlington
OnsiteFull Time
Software Engineering Institute
Software Engineering Institute: Developing software and AI engineering for national security.
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
1mo
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Senior Network Security Engineer
Costa Mesa or Seattle or Washington
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
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
1mo
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Senior Network Security Engineer
Suitland-Silver Hill or United States
RemoteFull Time
Ignite IT
Ignite IT: Provides digital transformation and cloud solutions to federal agencies.
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
1mo
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Evergreen: Senior Network/Security Engineer
McLean, Virginia, United States
$153k-$187k/yr RemoteFull Time
Ad Hoc
Ad Hoc: Builds user-centered digital services and platforms for government agencies.
Expertise with Palo Alto/PAN-OS/Panorama, proxy engineering, packet-level troubleshooting, SIEM/log correlation, secure network design and compliance with federal standards.
Palo Alto, PAN-OS, Panorama, Strata Cloud Manager, SIEM, Splunk, ELK, tcpdump, Wireshark
1mo
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IT Network Security Team Lead
Bethesda, Maryland, United States
$149k-$196k/yr HybridFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
10+ YOE10+ years related experience; lead a team of network security engineers; expert with Cisco/Juniper/Palo Alto/Fortigate, Nmap, Wireshark, tcpdump; CISSP (or obtain in 6 months); ability to obtain Secret clearance and NACLC (T3).
Cisco, Fortigate, Juniper, Palo Alto, Nmap, Wireshark, tcpdump, SIEM, SSL VPN
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Network Security Systems Manager
Washington, District of Columbia, United States
OnsiteFull Time
Saliense
Saliense: IT and management consulting services for government and commercial clients.
5+ YOE5+ years managing network security systems for LAN/WAN, leading administration staff; bachelor's in IT with cybersecurity emphasis required; GISP, CISSP, GSEC (or equivalent) required; DOE Q/Top Secret clearance required.
1mo
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IT Network Security Team Lead
Bethesda, Maryland, United States
$149k-$196k/yr HybridFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
10+ YOE10+ years IT/network security experience, Bachelors (or equivalent), CISSP (or obtain within 6 months), ability to obtain Secret clearance (ANACI), experience with Cisco/Fortinet/Juniper/Palo Alto, Nmap/Wireshark/tcpdump, and leadership of 3-5 engineers.
Cisco, Fortigate (Fortinet), Juniper, Palo Alto, Nmap, Wireshark, tcpdump, SIEM, SSL VPN, VLANs
2d
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NETWORK SECURITY ENGINEER LEVEL 3
Fort Meade, Maryland, United States
OnsiteFull Time
EOA Technologies
EOA Technologies: Designs and manages secure IT infrastructure for government agencies.
17+ YOEActive TS/SCI with Polygraph, 17 years network security engineering experience, DoD 8570 IAT Level III, vendor certifications (PCNSA, SNSA/SNSP, ProxySG, CCNA), bachelor\u0002s in related field or equivalent experience.
1mo
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Senior Network Security Engineer
Chantilly or United States
RemoteFull Time
GuidePoint Security
GuidePoint Security: Provides cybersecurity consulting, managed services, and integrated technology solutions.
5+ YOEActive TS/SCI with Polygraph required; Bachelor's degree or 4+ years experience; 5+ years in information systems security/cyber engineering; experience with enterprise security deployments, firewalls/IPS/AV; IAT Level II (or obtain within 6 months).
Cisco Identity Services Engine (ISE), Nmap, Nessus, tcpdump, Shell, Perl, XML, Windows, Linux
3mo
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Network Security Staff Engineer (HYBRID)
Bethesda or Palo Alto or Dallas or Seattle
$110k-$230k/yr HybridFull Time
GEICO
GEICO: Provides vehicle and property insurance services to consumers.
4+ YOEExtensive network security experience with MFA, Kerberos, proxies and VPNs; firewall ACLs; multi-platform environments; cloud services (AWS, GCP, Azure); Python or Go; cryptographic protocols; experience with auditors.
MFA, Kerberos, Proxy, VPN, Firewall ACL, ZTNA, Zscaler, Palo Alto, Cisco, Cloudflare, AWS, GCP, Azure, Linux, Mac, Windows, TLS, X.509, AES, Python, Go
2mo
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Senior Network Engineer (Security) (TS)
Washington, District of Columbia, United States
$227k-$247k/yr OnsiteFull Time
Koniag Government Services
Koniag Government Services: Providing technical and professional services to federal agencies.
Top Secret/SCI clearance required; experience with enterprise security infrastructure and DoD environments; TPS focused on network security.
3mo
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Network Engineer
Chantilly or Herndon or McLean
OnsiteFull Time
VTG
VTG: Provides engineering and digital modernization solutions for national security.
5+ YOEActive TS/SCI with Polygraph; 5+ years network engineering; BS in CS/Software Eng or related; strong networking and security knowledge; hands-on with network hardware and security tools.
Networking hardware, Firewalls and VPN, Network monitoring tools, Linux/Unix, Scripting (Python, Bash)