107 nessus jobs at 43 companies in Winchester, VA
3mo
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Vulnerability Management Analyst
Chantilly or Arlington
$70k-$85k/yr HybridFull Time
1+ YOE1–3 years in cybersecurity operations; hands-on Tenable/Nessus; Power BI/Excel; experience with iPost, ServiceNow, Jira; DoD Secret clearance.
Tenable/Nessus, Power BI, Excel, iPost, ServiceNow, Jira, SharePoint, CA ServiceDesk, POA&M
1w
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Site Reliability Engineer
Chantilly or Aurora
$62k-$141k/yr OnsiteFull Time
Linux system engineering, patching and hardening, AWS experience, scripting/automation, familiarity with Jenkins/Packer/Git/Docker/Kubernetes/Nessus/Jira/Confluence, ability to obtain specified security certs.
Linux, AWS, Jenkins, Packer, Git, Docker, Kubernetes, Nessus, Jira, Confluence
3w
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Cybersecurity Engineer - Cloud
Chantilly or Beale AFB
HybridFull Time
4+ YOEExperience securing multi-classification cloud environments, STIG/ACAS/Nessus/SAST/DAST validation, RMF/ATO artifact maintenance, Jira/Xacta familiarity, and DoD 8140-aligned certifications.
ACAS, Nessus, Jira, Xacta, Prometheus, Grafana, Terraform, Ansible, Helm, Argo CD
2w
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Configuration Hardening Specialist
Manassas or Culpeper
$59k-$110k/yr OnsiteFull Time
2+ YOEExperience with Windows/Linux, web servers, databases, Kubernetes, AWS, CIS benchmarks/STIGs, Tenable Nessus; 2+ years relevant experience; university degree in CS/IS; Security+/Network+/CISSP preferred.
Linux, Windows, Kubernetes, AWS, CIS CAT-pro, Tenable Nessus, ServiceNow, Git, Linux shell scripting, XML
3w
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Principal/Sr Principal Cyber Systems Engineer
Dulles or Gilbert
$125k-$213k/yr OnsiteFull Time
Requires TS/SCI clearance, STEM degree with multi-year cyber systems experience (role-dependent), RMF, STIG/ACAS/Nessus experience, system hardening, vulnerability remediation, and strong technical writing.
DISA Security Technical Implementation Guide (STIG), ACAS, Tenable NESSUS, Fortify, Docker, Windows, Red Hat, SIEM
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Cybersecurity Lead - Information System Security Manager (ISSM)
Colorado Springs or Chantilly
$160k-$218k/yr OnsiteFull Time
7+ YOE7+ years in cybersecurity/RMF with experience in classified environments, managing authorization/ATO efforts, strong RMF/NIST knowledge, experience with ACAS/Nessus/SCAP/STIGs, and an active or eligible TS/SCI clearance.
Risk Management Framework (RMF), NIST 800-series, JSIG, ICD 503, CNSSI 1253, ACAS, Nessus, SCAP, STIGs, audit reduction tools
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Windows Client Engineer, Region Services Corporate Infrastructure (RSCI) - VECTOR Team
Herndon, Virginia, United States
$117k-$167k/yr OnsiteFull Time
4+ YOEActive TS/SCI with polygraph required; 4+ years supporting Windows OS (AD, DHCP, GPO, DNS, 802.1x), ECM imaging/patching, PowerShell scripting; experience with vulnerability remediation (Nessus/Tenable).
Windows, Active Directory, DHCP, GPO, DNS, 802.1x, ECM, PowerShell, Nessus, Tenable, Python, Ruby, Java
2w
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Systems Administrator
Sterling or Chantilly
$90k-$190k/yr OnsiteFull Time
7+ YOETS/SCI with Polygraph, CompTIA Security+, bachelor's degree, 7+ years systems engineering/administration experience, Windows Server, virtualization (VMware/Hyper-V/Nutanix), Active Directory, vulnerability remediation with Nessus.
Microsoft Windows Server, VMware, Hyper-V, Nutanix, Microsoft Exchange, Microsoft SQL Server, Skype for Business, Jira, Confluence, Nessus, Pure Storage, Dell PowerVault, Synology, RSA, CyberArk, Active Directory, DNS, DHCP, Group Policy, Microsoft SharePoint Server, MECM, SCCM, McAfee, Trellix, Nakivo, Commvault
2w
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Systems Administrator
Sterling or Chantilly
$90k-$190k/yr OnsiteFull Time
7+ YOETop Secret/SCI w/ Polygraph required, CompTIA Security+, 7+ years systems engineering/administration experience managing Windows Server, virtualization (VMware/Hyper-V/Nutanix), AD, and vulnerability remediation (Nessus).
Microsoft Windows Server, VMware, Hyper-V, Nutanix, Microsoft Exchange, Microsoft SQL Server, Skype for Business, Jira, Confluence, Nessus, Pure Storage, Dell PowerVault, Synology, RSA, CyberArk, Active Directory, DNS, DHCP, Group Policy, Microsoft SharePoint Server, Microsoft MECM/SCCM, McAfee, Trellix, Nakivo, Commvault
1w
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Information System Security Engineer
Washington or Chantilly or Quantico or Huntsville
$92k-$154k/yr OnsiteFull Time
3+ YOEActive TS/SCI clearance, relevant security engineering certifications, knowledge of NIST RMF and ATO processes, 3+ years experience (varies by degree), familiarity with Tenable Nessus, IBM Guardium, HP WeblInspect, NMAP.
Tenable Nessus, Security Center, IBM Guardium, HP WeblInspect, Network Mapper (NMAP), NIST Risk Management Framework (RMF)
3w
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Cybersecurity Lead - ISSM
Chantilly, Virginia, United States
$160k-$200k/yr OnsiteFull Time
9+ YOEExpertise in RMF/ATO governance, JSIG/NIST SP 800-53/STIG controls, vulnerability adjudication (ACAS/Nessus), Xacta experience, DoD 8140-aligned certifications, cloud/container security, and team mentoring.
RMF, NIST SP 800-53, JSIG, Xacta, STIG, OWASP, ACAS, Nessus, SAST, DAST
1mo
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Information Systems Security Engineer
Tampa or Warrenton or Fairfax
$110k-$170k/yr HybridFull Time
6+ YOEBachelor's in CS/IT/cybersecurity, 6+ years cybersecurity experience, RMF/NIST knowledge, hands-on ACAS/Nessus/SCC/Splunk, CISSP/CASP+/CEH/Security+ preferred, active Secret clearance with TS/SCI eligibility required.
ACAS, Nessus, SCC, Splunk, Kubernetes
2mo
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Information System Security Officer - Chantilly, Virginia, United States
Chantilly, Virginia, United States
$150k-$170k/yr OnsiteFull Time
5+ YOETop Secret/SCI with CI Poly required. CISSP, Security+, or CASP+; experience with ServiceNow, Security Center, Nessus, HBSS/EVSS/EITA; RMF/IC/NRO/DoD IA knowledge; bachelor\u0002s or equivalent with relevant years of experience.
ServiceNow, SNOW, Security Center (SC), Nessus, HBSS, EVSS, EITA
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ISSE
Herndon, Virginia, United States
$112k-$179k/yr OnsiteFull Time
8+ YOETS/SCI with polygraph (or ability to obtain), CISSP or CASP+, 6–8+ years technical experience, experience with STIG/SCAP, Splunk, ACAS/Nessus, Linux/RedHat, Windows Server, scripting (Shell/Python/JavaScript/PowerShell), and NIST RMF/A&A.
Splunk, ACAS, Nessus, HBSS, DISA Security Technical Implementation Guide (STIG), Security Content Automation Protocol (SCAP), Linux, RedHat, Windows Server, Shell, Python, Javascript, Powershell
2w
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Senior Information Systems Security Specialist
Sterling, Virginia, United States
$99k-$206k/yr OnsiteFull Time
6+ YOEU.S. citizen with active TS/SCI clearance and DHS suitability,6+ years cybersecurity engineering experience, knowledge of NIST SP 800-53 and RMF, AWS, Splunk, Trellix, Nessus/Tenable, BS in related field or HS+7 years.
NIST SP 800-53, RMF, AWS, Splunk, Trellix, Nessus, Tenable, OpenShift, Ansible, Docker, Kubernetes
1mo
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Cyber Security Engineer (Reston, VA, US, 20191)
Reston, Virginia, United States
OnsiteFull Time
2+ YOEBachelor's in CS or related, 2+ years cybersecurity/IA experience, U.S. citizenship able to obtain DoD Secret, experience with vulnerability scanning, ISSO duties, RMF/CMMC/NIST 800-171 knowledge, and familiarity with Tenable Nessus, SCTM, SCAP, eMASS.
Tenable Nessus, SCTM, SCAP, eMASS, NIST 800-171, CMMC, RMF
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ISSE
Herndon, Virginia, United States
$112k-$179k/yr OnsiteFull Time
6+ YOETS/SCI with polygraph required or eligible; CISSP or CASP+ required; 6–8+ years of technical (STEM) experience or equivalent; experience with STIG/SCAP, Splunk, ACAS/Nessus, HBSS, scripting (Shell, Python, JavaScript, PowerShell), Linux/RedHat and Windows Server.
Splunk, ACAS, Nessus, HBSS, SCAP, STIG, Shell, Python, JavaScript, PowerShell, Linux, RedHat, Windows Server
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Senior Information Systems Security Officer (Top Secret Clearance)
Bluemont or McLean or United States or India
$140k-$150k/yr HybridFull Time
10+ YOERequires US citizenship and active Top Secret DoD clearance with SCI/SAP eligibility; Bachelor's in CS/IS or related; 10+ years info security experience; RMF/FISMA/NIST expertise; CISSP, CISM, or CompTIA Security+; experience with ACAS/Nessus and system authorizations.
ACAS, Nessus, Risk Management Framework (RMF), FISMA, NIST SP 800-53
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Cybersecurity Analyst I
Manassas, Virginia, United States
$85k-$110k/yr OnsiteFull Time
1+ YOEU.S. citizen with active Secret clearance (Top Secret/SCI desired), 1+ year cybersecurity analyst experience, familiarity with Splunk/ACAS/Nessus/Qualys, strong incident response and vulnerability management skills, and relevant security certifications (CompTIA Security+, CASP, or CISSP).
Splunk, Syslog, ACAS, Nessus, Qualys, ESS Trellix, Defender, AWS, Azure
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Information System Security Officer - ISSO
Herndon, Virginia, United States
$89k-$156k/yr OnsiteFull Time
6+ YOEActive Top Secret (SCI-eligible) clearance, bachelor’s degree typical, 6+ years IA experience, Security+ and DoD 8570 IAM Level I, experience with STIGs, SCAP, ACAS, Windows/Linux administration, Splunk and Nessus.
Splunk Enterprise, Nessus Vulnerability Assessment, Security Content Automation Protocol (SCAP), Security Technical Implementation Guide (STIG), STIG Viewer, Assured Compliance Assessment Solution (ACAS), Cisco IOS, Windows 11, Windows Server, RedHat Linux, VMware, HyperV, Active Directory, Windows Backup