538 information technology security engineer jobs at 177 companies in Winchester, VA

1mo
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Information Security Engineer
Reston, Virginia, United States
$100k-$110k/yr HybridFull Time
Babel Street
Babel Street: Private U.S. software providing AI-powered risk intelligence and data analytics to governments, businesses, and organizations.
3+ YOEBachelor's in cybersecurity or related, 3+ years in information security or security operations, experience with XDR/EDR, Entra ID, cloud platforms, incident investigation, scripting and automation.
Microsoft XDR, CrowdStrike Falcon, Microsoft Entra ID, AWS, Microsoft Azure, Google Cloud Platform (GCP), PowerShell, Python, Kusto Query Language (KQL), Splunk Processing Language (SPL), Microsoft Graph API, REST APIs, OpenCode, Claude, Gemini, GitHub Copilot, ChatGPT
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Information Security Engineer
Herndon, Virginia, United States
OnsiteFull Time
Exostar
Exostar: Cloud platforms for secure collaboration in regulated industries.
5+ YOE5+ years securing cloud architectures and implementing technical controls across cloud, identity, PKI, and application environments; experience with audits (SOC 2, ISO 27001), DevSecOps, and working with engineering teams.
Jira, Confluence, Active Directory, Entra ID/Azure AD, SAML, OIDC, MFA, PKI, TLS, VPN/IPSec, Java, APIs, OWASP SAMM, Microsoft Security Development Lifecycle, IBM Secure Engineering Framework, SOC 2, ISO/IEC 27001, CMMC, DLP, HIPS, HIDS
3mo
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Information Security Engineer
Arlington or Sterling
OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
5+ YOEU.S. Citizenship; TS/SCI clearance; 5+ years info security; AWS security; SIEM; FedRAMP/NIST; cloud security; strong network and vulnerability know-how.
AWS EC2, AWS S3, AWS VPC, CloudTrail, CloudWatch, AWS Security Hub, Nmap, Nessus, Splunk, Linux/Unix, STIG, ATO, SOC, Vulnerability management, IAM, DevSecOps
3w
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Information System Security Engineer
Washington or Chantilly or Quantico or Huntsville
$92k-$154k/yr OnsiteFull Time
ManTech International
ManTech International: Advancing the future of defense through innovative technology.
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)
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Information Systems Security Engineer (ISSE)
Herndon, Virginia, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
10+ YOELead security engineering for complex information systems, support RMF A&A, DISA STIG compliance, SIEM log analysis, vulnerability assessment, and work in SCIF with TS/SCI clearance.
Splunk, ACAS, DISA STIGs, STIG Viewer, Xacta, AWS, Google Cloud, Cloudtrail, Cloudwatch, Openshift, Antible, Linux
2w
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Information Systems Security Engineer
Herndon, Virginia, United States
OnsiteFull Time
Excelity
Excelity: Virginia-based IT firm serving the federal intelligence community through application development for mission applications.
9+ YOERequires TS/SCI with CI Poly, 9+ years of A&A and information assurance experience, RMF and Xacta expertise, control validation, security risk knowledge, and DoD 8140 baseline certification; degree or additional experience required.
XACTA, Risk Management Framework (RMF), ICD 503, CNSSI-1253, NIST 800-37, NIST 800-53, Xacta, Splunk, ACAS, Prisma, SonarQube, JFrog X-Ray, GitLab Code Quality, DISA STIGs, STIG Viewer, AWS, Google Cloud, Red Hat, CentOS, Linux, DevSecOps, Containerized Systems
3d
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Information Systems Security Engineer (ISSE)
Herndon, Virginia, United States
$180k-$205k/yr OnsiteFull Time
Markon Solutions
Markon Solutions: Government consulting firm specializing in management and technical services.
8+ YOEActive TS/SCI Full Scope Poly clearance, bachelor's degree in cybersecurity, computer science, or related field, and 8+ years in IT security, information assurance, or engineering; ISSO, ISSE, or ISSM experience required.
Greenlight Tool, FISMA, DCID 6/3, ICD 503, PMP
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Mid Security Information Assurance Engineer
Denver or Springfield or Sterling or St. Louis
$63k-$130k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
4+ YOETS/SCI clearance required, 4+ years security engineering or information assurance, experience with NIST RMF, STIG hardening, ACAS/Nessus, IAT Level II (DoD 8570/8140), ability to work onsite at government facilities.
STIG, ACAS, Nessus, Kubernetes, AWS, C2S, CI/CD, Electronic Medical Records (EMR)
2w
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Senior Information System Security Engineer
Chantilly, Virginia, United States
$140k-$160k/yr OnsiteFull Time
Redhorse
Redhorse: Delivering data insights and technology solutions to government agencies.
8+ YOEBachelor's degree in a related field, 8+ years of information assurance and security engineering experience, active TS/SCI with full-scope polygraph, C&A experience, NIST SP 800-37 or related framework experience, SSP development, and vulnerability scanning.
NIST SP 800-37, AWS, Azure, Google Cloud, DataBricks, GitLab, Jira, DevSecOps, System Security Plans (SSP)
4d
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Senior Information Security Engineer
Reston, Virginia, United States
RemoteFull Time
ASRC Federal Data Network Technologies
ASRC Federal Data Network Technologies: Providing technology, engineering, and infrastructure solutions for federal missions.
5+ YOEBachelor's degree and 5–7 years of cybersecurity, information assurance, RMF, or information system security experience. Requires CISSP and CGRC or CCSP certifications plus federal cybersecurity and NIST RMF experience.
NIST Risk Management Framework (RMF), Governance, Risk, and Compliance (GRC), NIST SP 800-37, NIST SP 800-53, FISMA, FIPS 199, DevSecOps
3d
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Information Systems Security Engineer (ISSE)
Sterling, Virginia, United States
$130k-$222k/yr OnsiteFull Time
BAE Systems
BAE SystemsLSE: BA.: Global defense, aerospace, and security technology.
7+ YOEBachelor’s degree and 7+ years relevant experience, including 5+ years in information assurance or systems security; DoD 8140 IAT II or IAM I certification; NIST RMF, Windows/Linux, Nessus, STIG, cloud security, and IC infrastructure experience.
NIST 800-171 Risk Management Framework (RMF), Windows, Linux, Nessus, AWS, Splunk, ServiceNow, SIEM
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Information Systems Security Engineer (ISSE)
Chantilly, Virginia, United States
OnsiteFull Time
LV8D Solutions
LV8D Solutions: Providing engineering and cybersecurity services for government defense agencies.
4+ YOEPerform IS security engineering across acquisition lifecycles, capture protection requirements, integrate security design/configuration, and coordinate A&A stakeholders; U.S. citizenship and TS/SCI + polygraph required.
ICD 503, COTS, GOTS, Windows, Linux, Unix, Mac OS, VMware, Xen, Hyper-V, WAN, MAN, LAN
2w
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Information System Security Engineer (ISSE)
Huntsville or Chantilly
OnsiteFull Time
AnaVation
AnaVation: Providing technical engineering and cybersecurity solutions for federal agencies.
10+ YOERequires 10 years of security engineering experience, a bachelor's degree or 5 additional years, Top Secret clearance, polygraph eligibility, vulnerability scanning, NIST controls, cloud, and security tools experience.
Windows, Tenable.io, Nessus Pro, Nmap, Xacta, RiskVision, Security Content Automation Protocol (SCAP), Defense Information Systems Agency (DISA) Security Technical Implementation Guide (STIG), NIST SP 800-53, SPLUNK, AWS, Azure, AI, LLM, copilot, chatGPT, claude
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Mid Security Information Assurance Engineer
Denver or St. Louis or Sterling or Springfield
$63k-$130k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
4+ YOETS/SCI clearance, Bachelor's in cybersecurity/computer science or equivalent experience, 4+ years security engineering, RMF and STIG experience, ACAS/Nessus, IAT Level II (Security+ CE), ability to work on-site.
STIG, ACAS, Nessus, Kubernetes, AWS, C2S, CI/CD
2d
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Information Systems Security Engineer (ISSE)
Herndon or Falls Church or Virginia or United States or Antarctica
$180k-$205k/yr OnsiteFull Time
Markon Solutions
Markon Solutions: Provides professional program and engineering services to federal agencies.
8+ YOERequires active TS/SCI Full Scope Poly clearance, bachelor's degree in cybersecurity or computer science, 8+ years in IT security or engineering, ISSO/ISSE/ISSM experience, and Greenlight Tool experience.
Greenlight Tool, FISMA, DCID 6/3, ICD 503
2w
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Information Security Systems Engineer (RHEL Focus)
Herndon or McLean or United States or India
$90k-$110k/yr HybridFull Time
UltraViolet Cyber
UltraViolet Cyber: Provider of unified offensive and defensive managed cybersecurity services.
3+ YOERequires 3+ years in security-focused IT engineering and network security operations, Linux and RHEL administration, security controls, automation, high school diploma, certification, and active Secret clearance.
Red Hat Enterprise Linux, Linux, Windows, OS X, Ansible, Splunk, VMware, Microsoft, Cisco, MCSE, CCNP, SELinux, VPN, IDS, IPS, PKI, Security Information and Event Management (SIEM)
2w
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Senior Information Systems Security Engineer (ISSE)
Chantilly, Virginia, United States
$190k-$225k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
8+ YOEBachelor's degree in security, intelligence, mathematics, or related field; 8+ years in security engineering, risk assessment, and vulnerability management; Security+, AWS Advanced Architect, Splunk certifications; TS/SCI with poly.
AWS, Splunk, NIST SP 800-190
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Information System Security Engineer (ISSE)
Chantilly, Virginia, United States
OnsiteFull Time
NS2 Mission
NS2 Mission: Private SAP NS2 subsidiary delivering secure data, analytics, sensor, and spatial solutions to defense and intelligence organizations.
5+ YOE5+ years ISSE experience supporting enterprise and cloud security, RMF/ICD 503 accreditation, SSP development, risk assessment, and continuous monitoring.
ICD 503 Rev. 4, Risk Management Framework (RMF), System Security Plan (SSP)
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Senior Information System Security Engineer
Reston, Virginia, United States
$162k-$219k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOEBachelor's degree and 8+ years of related experience; TS/SCI with polygraph, U.S. citizenship, Windows and Linux expertise, security tool experience, C2S Cloud or DevSecOps, and IAT Level 2 compliance required.
Windows, Linux, Assured Compliance Assessment Solution (ACAS), Trellix, Splunk, Security Technical Implementation Guide (STIG), C2S Cloud, DevSecOps, RMF, IATT, ATC, ATO
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Senior Information System Security Engineer
Reston, Virginia, United States
$162k-$219k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOEBachelor's degree, 8+ years of related experience, U.S. citizenship, TS/SCI with polygraph, IAT Level 2 compliance, Windows and Linux expertise, security tools, C2S Cloud or DevOpsSec, and ISSO/ISSM/ISSE experience.
Windows, Linux, C2S Cloud, DevOpsSec, Assured Compliance Assessment Solution (ACAS), Trellix, Splunk, Security Technical Implementation Guide (STIG), Risk Management Framework (RMF), Interim Authorization to Test (IATT), Authority to Connect (ATC), Authorization to Operate (ATO)