65 network security analyst jobs at 35 companies in Gainesville, VA

1mo
Save
Mark Applied
Hide
Network Security Analyst
Chantilly, Virginia, United States
$94k-$198k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEBachelor's in CS/CE, active TS/SCI with polygraph, 5+ years technical experience, TCP/IP and routing knowledge, network analysis, scripting (Python, bash), Windows/Linux command line, REGEX, link analysis and data integration tools, strong communication and analytic skills.
TCP/IP, Python, bash, Microsoft PowerShell, Windows, Linux, REGEX, link analysis, data integration
1w
Save
Mark Applied
Hide
Network/Cyber Security Analyst Associate
Manassas, Virginia, United States
$71k-$95k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
1+ YOETS clearance and U.S. citizenship required, 1+ years related experience, familiarity with SIEM/IDS/vulnerability scanning, pursuing cybersecurity certification (e.g., CompTIA Security+, CISSP, CEH).
SIEM, IDS, Vulnerability Scanning, Indicators of Compromise (IOC)
2mo
Save
Mark Applied
Hide
Digital Network Exploitation Analyst
Annapolis Junction, Maryland, United States
$87-$96/hr OnsiteFull Time
EverWatch
EverWatchNYSE: BAH: Provides advanced software and intelligence solutions for government agencies.
2+ YOETS/SCI with polygraph preferred; 6+ years network exploitation or 2+ years with Bachelor's in related field; experience with networking, intelligence analysis, scripting; security tools.
Python, C++, SANS, CCNA, Network+, Enfusion/Exploitation frameworks
3w
Save
Mark Applied
Hide
Digital Network Exploitation Analyst 3
Annapolis Junction or Colorado or Georgia or Hawaii or Texas or Utah or Virginia
$141k-$183k/yr OnsiteFull Time
RealmOne
RealmOne: Provides advanced technology services for national security agencies.
Experience in computer/information systems design or analysis, background in network/security engineering or related fields, ability to analyze SIGINT and network data, and an active security clearance with polygraph.
1mo
Save
Mark Applied
Hide
Security Analyst Investigator
Bellevue or Menlo Park or Washington
$137k-$196k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
5+ YOE5+ years performing security investigations; subject matter expertise in child safety laws/policies; experience with OSINT, SQL, and network security concepts; proven ability to develop multi-source, evidence-based findings and communicate to diverse audiences.
SQL, OSINT, Jupyter Notebook, Maltego, Palantir
3d
Save
Mark Applied
Hide
Network Analyst/System Administrator II
Arlington or Fort Belvoir
$108k-$110k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
5+ YOETS/SCI eligibility, willingness to obtain CI Poly, CCNA required, IAT-2 (GSEC or Security+ CE or SSCP or CCNA-Security) and 5 years networking experience configuring, operating, and troubleshooting networks.
CISCO routers, Juniper routers, Dell PCs, Sun Servers, In-Line Encryption (INE)
1mo
Save
Mark Applied
Hide
Data Analyst (Network Security)
Washington or United States or Atlantic City
$59k-$112k/yr HybridFull Time
Noblis
Noblis: Nonprofit science, technology, and strategy firm supporting government missions.
0+ YOEBachelor's in a technical field, 0–5 years cybersecurity/network or data analysis experience, strong data analysis and scripting (Python/PowerShell/Bash), advanced Microsoft Excel, and ability to obtain FAA Public Trust.
Python, PowerShell, Bash, Microsoft Excel, Power Query, Power BI, Tableau, Splunk, ELK, NIST RMF, FISMA, NIST SP 800-53 Rev. 5, Zero Trust Architecture (ZTA)
2mo
Save
Mark Applied
Hide
Computer Network Defense Analyst (CNDA)
Annapolis Junction or Honolulu
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
Experience in cyber defense, intrusion detection, network security, and system administration; degree in a technical field; relevant certifications preferred.
2mo
Save
Mark Applied
Hide
Digital Network Exploitation Analyst (DNEA) - Chantilly, VA
Chantilly or Fairfax or Aurora
$120k-$175k/yr OnsiteFull Time
ICR
ICR: Independent contractor delivering intelligence and defense analysis services.
10+ YOETop Secret with SCI eligibility and Polygraph; 10 yrs experience (no degree) or degrees with required years; network routing and security expertise; tools for signals analysis and exploitation.
Routing, Network Infrastructure, Vulnerability Analysis, Signals Analysis, Exploitation, Python, C++, Penetration Testing Tools
2d
Save
Mark Applied
Hide
Security Analyst - Tier 3
Washington, District of Columbia, United States
RemoteFull Time
Seven AI: Provides autonomous AI agents for enterprise security operations.
5+ YOE5+ years in security operations, hands-on alert investigation across endpoint/network/identity/cloud, SIEM/XDR experience, data querying (SPL,KQL,FQL,SQL), malware analysis, MITRE ATT&CK knowledge, and mentoring skills.
XDR, SIEM, IDS/IPS, IDP, MITRE ATT&CK, SPL, KQL, FQL, SQL
2mo
Save
Mark Applied
Hide
Security Analyst - MFS
Washington, District of Columbia, United States
OnsiteFull Time
Federal Reserve Board of Governors
Federal Reserve Board of Governors: The central bank of the United States.
5+ YOEBachelor's or equivalent, 5+ years experience (3+ with access control), expertise with PACS/IDS/CCTV, networking, SQL/PowerShell, ability to obtain Top Secret (SSBI), strong analytical and communication skills.
Physical Access Control System (PACS), Intrusion Detection Systems (IDS), CCure 9000, Genetec Video Surveillance, TCP/IP, Power over Ethernet, Wiegand Protocol, Open Supervised Device Protocol, iStar Panel, Active Directory (AD), Enterprise Resource Planning (ERP), SQL, PowerShell, Microsoft Office, Adobe, Blue Beam
1w
Save
Mark Applied
Hide
Cyber Security Analyst I
Reston, Virginia, United States
$80k-$90k/yr OnsiteFull Time
Akima
Akima: Provider of mission-focused technical and administrative support for government agencies.
5+ YOEMinimum 5 years IR/SOC experience in Windows and Linux, strong network and log analysis, incident response, threat hunting, scripting (Python/PowerShell/Bash), and relevant security certifications.
SIEM, EDR/XDR, Wireshark, Sysinternals, Python, PowerShell, Bash, SOAR, VMware, Azure, AWS, Oracle
4d
Save
Mark Applied
Hide
Senior Information Security Risk Analyst
Washington, District of Columbia, United States
$103k-$191k/yr HybridFull Time
Warner Bros. Discovery
Warner Bros. DiscoveryNasdaq: WBD: Produces and distributes multimedia entertainment content and news worldwide.
3+ YOEBS/BA required, 3+ years information security experience with at least 1 year in third‑party risk management; knowledge of network, access control and encryption; strong communication and analytical skills.
3w
Save
Mark Applied
Hide
Senior Cyber Security Analyst
Washington, District of Columbia, United States
$54-$60/hr HybridFull Time
Crowned Grace International
Crowned Grace International: Provides federal government contracting and management consulting services.
7+ YOE7+ years cybersecurity experience, BS in CS/IT/cybersecurity (or equivalent), CISSP required, hands-on incident response, SIEM/EDR/IDS/IPS, vulnerability management, AD/Azure identity, networking, and strong communication.
SIEM, EDR, IDS/IPS, Cisco ISE, Catalyst Center, Checkpoint, IPSEC, SSL VPN, RADIUS, TACACS+, Active Directory, Azure Entra ID, Microsoft Azure, VMware vSphere, Windows Server, Docker, Kubernetes, Oracle, MS SQL, Oracle ERP, SAP ISU, IBM Maximo, ESRI GIS, SharePoint, .NET, C#, Python, Java, Modicon PLC, PowerShell
1mo
Save
Mark Applied
Hide
Cyber Security, Cyber Operations, and Threat Analyst 2026
Bethesda, Maryland, United States
$68k-$120k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Provides aerospace, defense, and security products and technology services.
Solves complex problems in network defense, incident response, insider threat, and forensics. DoD experience and active US government security clearance preferred; strong analytical and communications skills required.
1mo
Save
Mark Applied
Hide
Systems Administrator and Security Analyst
Fort Belvoir, Virginia, United States
$78k-$176k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
7+ YOE7+ years Linux systems engineering/administration with RHEL 8/9, shell scripting, virtualization, containerization, monitoring/security tools (ACAS, SCAP, STIG Viewer, Nessus), RMF compliance, networking knowledge, Secret clearance, HS diploma/GED.
Red Hat Enterprise Linux (RHEL), RHEL 8, RHEL 9, ACAS Security Center, Evaluate STIG, SCAP, STIG Viewer, Nessus Scanner, VMware, Hypervisor, KVM, Docker, Podman, Kubernetes, Risk Management Framework (RMF), CI/CD pipelines
1w
Save
Mark Applied
Hide
Cyber Network Defense Analyst (CNDA) IV – Cloud Forensics
Arlington, Virginia, United States
$130k-$160k/yr HybridFull Time
Argo Cyber Systems
Argo Cyber Systems: Provides managed cybersecurity and incident response services to organizations.
8+ YOEU.S. citizen with active TS/SCI, 8+ years DFIR experience, cloud forensics and identity security expertise, proficiency with M365/Azure AD, AWS IAM, cloud telemetry, evidence acquisition, and technical reporting.
Azure AD, Entra ID, M365, AWS IAM, GCP, Azure Activity Logs, AWS CloudTrail, GCP Logs, VPC Flow Logs, Microsoft Sentinel, Defender, AWS GuardDuty, GCP Chronicle, PowerShell, Python, Bash, JavaScript, Terraform, Kubernetes, Docker, CloudFormation, Azure Resource Manager, MITRE ATT&CK
2w
Save
Mark Applied
Hide
CSSP Protect Analyst Lead
Fort Belvoir, Virginia, United States
$120k-$170k/yr OnsiteFull Time
TekSynap
TekSynap: Provides IT systems integration and cybersecurity services to federal agencies.
5+ YOEActive Top-Secret clearance, DoD 8570 IAT Level II or higher and CSSP Analyst (DoD 8140), BA/BS, 5+ years experience, knowledge of DoD networks and security tools, strong communication skills.
SIEM, Assured Compliance Assessment Solution (ACAS), firewalls
1w
Save
Mark Applied
Hide
Cybersecurity Analyst
Tysons, Virginia, United States
$115k-$190k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
3+ YOEActive TS/SCI with poly required; 3+ years SOC/Security Operations experience; experience with SIEM, IDS, EDR, case management, OS, networking, scripting, and security troubleshooting.
SIEM, IDS, EDR, Case Management Tools, STIG
1mo
Save
Mark Applied
Hide
Computer Systems Analyst III
Coronado or Ashburn or Sierra Vista or United States
$96k-$106k/yr OnsiteFull Time
Veteran Enterprise Technology Services
Veteran Enterprise Technology Services: Provides IT and engineering services to federal government agencies
6+ YOERequires DoD Secret clearance, US citizenship, 6+ years installing and maintaining computer systems and network servers, experience with Microsoft Office/Exchange, UNIX/Linux/Microsoft administration, TCP/IP and network equipment, CompTIA Security+ and related network/security training.
Microsoft Office, Microsoft Exchange, LINUX, UNIX, TCP/IP