3mo
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Security Operations Engineer (Senior) - NIGC (DC, Washington)
Washington, District of Columbia, United States
OnsiteContract, Full Time
Senior security engineering role responsible for engineering, configuring, and operating security tools across on-premises and cloud infrastructure.
SIEM, EDR, NDR, Syslog, Firewall, Microsoft Defender, Azure, Cisco, VMware, Microsoft 365 Cloud Security, CDM, Threat hunting
4w
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Security Operations Engineer
Patrick Space Force Base or Arlington
OnsiteFull Time
5+ YOEU.S. citizen with active clearance (TS/SCI eligibility). 5+ years in cybersecurity, experience with cloud (AWS/Azure/Google Cloud), RMF and NIST 800-53, eMASS ATO packages, STIGs, vulnerability scanning (SAST/Fortify), containers, CI/CD/DevSecOps, and policy-as-code. CompTIA Security+ required (or obtain within 30 days).
AWS, Azure, Google Cloud, RMF, NIST 800-53, eMASS, STIGs, SAST, Fortify, CI/CD, DevSecOps, MLOps, Linux, policy as code
1mo
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Security Operations Center Engineer III
Arlington, Virginia, United States
OnsiteFull Time
10+ YOEUS citizen with DoD Secret clearance, Bachelor's in a technical field (or equivalent experience), 10+ years in IT security operations, Splunk/Cribl/SIEM experience, threat hunting, incident response, cloud/AWS security, and security automation.
Splunk Enterprise, Splunk Cloud, Cribl, SIEM, AWS, NIST Cybersecurity Framework (CSF), NIST 800 Series, Risk Management Framework (RMF), FISMA, Security Technical Implementation Guides (STIGs), MITRE ATT&CK Framework
2w
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AI Security Engineer
McLean, Virginia, United States
OnsiteFull Time
2+ YOEDesign and deploy agentic AI for security operations, optimize RAG pipelines and LLM performance, implement HITL handoffs, and secure LLM architecture. Requires programming experience and cloud/AI deployment experience.
SIEM, EDR, XDR, Threat Intel, Retrieval-Augmented Generation (RAG), Python, Go, Scala, Java, LangChain, LlamaIndex, AutoGen, CrewAI, Semantic Kernel, Pinecone, Qdrant, Milvus, Weaviate, Kubernetes, EKS, AKS, AWS, Google Cloud, Azure
3mo
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Temporary Development, Security, and Operations Engineer
Silicon Valley or New York or Boston or San Francisco or Washington, D.C. or Seattle or Santa Monica
$126k-$189k/yr HybridFull Time
3+ YOETemporary DevSecOps engineer with 3+ years in DevOps/DevSecOps, Git-based workflows, Azure DevOps, Azure, and security tooling. bachelor’s degree preferred.
Git, Azure DevOps, Microsoft Azure, Terraform, Bicep, Docker, Snyk, Microsoft Defender
1mo
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Corporate Security Engineer
Washington, District of Columbia, United States
$120k-$180k/yr OnsiteFull Time
Bachelor's in CS/Engineering, prior professional experience in corporate security/IT security operations, identity and endpoint administration, scripting (Python/Bash/PowerShell), REST API and Git proficiency, networking fundamentals, and SOC 2/compliance familiarity preferred.
SSO, MFA, SCIM, MDM, EDR, SIEM, VPN, REST APIs, Python, Bash, PowerShell, Git, Google Workspace, JumpCloud, Okta, Cloudflare, Tailscale, Jamf, Kandji, Intune, CrowdStrike, SentinelOne, Datadog, AWS
3w
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Satellite Operations Engineer
Dulles or Washington or California
OnsiteFull Time
BS or MS in aerospace/astrodynamics/systems engineering, demonstrated flight dynamics and orbital mechanics experience, proficiency with STK/GMAT/FreeFlyer/Orekit, software skills in Python/MATLAB/C/C++, and U.S. person status; security-clearance eligibility.
STK, GMAT, FreeFlyer, Orekit, Python, MATLAB, C/C++, Git, Amazon Web Services (AWS)
3mo
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Operational Technology Security Engineer
New Cumberland, Pennsylvania, United States
OnsiteFull Time
7+ YOEOT cybersecurity expert with 7+ years, specialized in OT/ICS/SCADA security, vulnerability management, and risk-based remediation.
ACAS, Nessus, Qualys, Forescout, EyeInspect, NIST CSF, ISA/IEC 62443, DNP3, Modbus/TCP, EtherNet/IP, IEC 61850, Power BI, Power Platform
1mo
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Security Engineer, Senior
Washington, District of Columbia, United States
$99k-$225k/yr HybridFull Time
10+ YOEExperience with cloud platforms, security operations, and federal cybersecurity frameworks; strong networking and system hardening knowledge; ability to obtain Public Trust.
AWS, Azure, M365, VMware, Citrix, EDR, SIEM, IDS/IPS, IaC, CI/CD, PowerShell, Python, JSON, Bash
1mo
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GEOSPATIAL OPERATIONS ENGINEER
Herndon, Virginia, United States
OnsiteFull Time
Requires active Top Secret clearance (TS/SCI w/Poly), Linux command-line, Apache/Apache Tomcat troubleshooting, Tier 2 troubleshooting, QGIS/ArcGIS/OSM experience, and CompTIA Security+ (or ability to obtain).
Linux, Apache, Apache Tomcat, QGIS, ESRI ArcGIS, OpenStreetMap (OSM), AWS, Zabbix, ELK, Splunk, Ansible, Chef, Puppet
3mo
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Spacecraft CA Operations Engineer
Greenbelt, Maryland, United States
$85k-$95k/yr OnsiteFull Time
0+ YOEUS citizenship; security clearance none; bachelor’s degree in a technical field; 0-2 years experience; strong orbit mechanics and mission operations knowledge.
MATLAB, MySQL, Windows, Linux
3mo
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Information System Security Engineer (ISSE)-Intermediate
Fort Meade, Maryland, United States
OnsiteFull Time
12+ YOEExperienced ISSE with DoD/IC security operations, TS/SCI w/ poly, 12+ years, Bachelor's in CS/IA/Information Security Engineering, DoD 8570 IASAE II, CISSP/CASP/CSSLP.
RMF, NIST RMF, C&A, PKI, NSA/CSS processes, Security engineering, Cybersecurity architectures
1w
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Information Security Engineer
Reston, Virginia, United States
$100k-$110k/yr HybridFull Time
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
1mo
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Web Developer Security Engineer
Washington, District of Columbia, United States
HybridFull Time
3+ YOE3+ years in application security/SSDLC, strong OWASP knowledge, vulnerability lifecycle management, DevSecOps/CI-CD integration, WAF and FIM experience, Tier II security operations, relevant application/offensive/foundational security certification.
C#, ASP.NET MVC, WCF, HTML5, CSS3, JavaScript, React, TypeScript, REST APIs, SQL, Python, Node.js, Java, GitHub Copilot, WAF, File Integrity Monitoring (FIM), SIEM, IDS/IPS, NDR, EDR, AWS, Docker, Kubernetes
3d
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Infrastructure Security Engineer
Bethesda, Maryland, United States
$130k-$160k/yr OnsiteFull Time
Bachelor's or equivalent and extensive hands-on experience securing cloud, network, and identity infrastructure (Azure/AWS), scripting (Python/PowerShell/Bash), SIEM, firewalls, and enterprise security operations.
Azure, AWS, Microsoft 365, Python, PowerShell, Bash, Cisco ISE, Zscaler, BGP, EIGRP, SD-WAN, VoIP/Cloud Voice Solutions, SCCM, Splunk, CrowdStrike, Palo Alto, Meraki, Cisco, Ruckus, Citrix, WVD/Workspaces, DKIM, DMARC
1mo
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DHS Sr. Operational Technology (OT) Security Engineer
Washington, District of Columbia, United States
$195k-$225k/yr OnsiteFull Time
12+ YOETS/SCI clearance and 12+ years OT engineering/security experience in DoD/Federal settings; expertise with NIST SP 800-82 and ISA/IEC 62443; BS in Cyber Security preferred or equivalent experience; advanced security certifications (CRISC, CISSP, CASP, GISP) preferred.
Federal Information Security Modernization Act (FISMA), Risk Management Framework (RMF), NIST SP 800-82, ISA/IEC 62443, CISA Cybersecurity Alerts & Advisories
1mo
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Senior Security Engineer (Government)
Chantilly, Virginia, United States
$98k-$220k/yr OnsiteFull Time
5+ YOEBachelor's degree, 5+ years security operations experience, TS/SCI with polygraph, US citizenship, on-prem/cloud/hybrid experience, strong communication and leadership.
Linux, Windows Server, VMware, KVM, QEMU, Hyper-V, Trellix, SentinelOne, Nessus, Splunk, ITSM, ServiceNow
3mo
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Operational Technology Security Engineer
New Cumberland, Pennsylvania, United States
OnsiteFull Time
7+ YOEOT security engineer for OT systems with knowledge of OT networks, cybersecurity frameworks, and DoD requirements.
ACAS, Nessus, Qualys, Forescout, EyeInspect, Power BI, Power Platform
3w
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Site Reliability / Operations Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$90k-$132k/yr OnsiteFull Time
2+ YOEActive TS/SCI clearance, Security+ certification, Bachelor's in CS/IS/Engineering or equivalent, 2+ years systems/DevOps/automation experience, Linux/Bash and ELK Stack experience, strong troubleshooting and communication skills.
Linux, RHEL, CentOS, Ubuntu, Bash, ELK Stack, Elasticsearch, Kibana, Logstash, Python
1mo
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Site Reliability / Operations Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne or Washington, DC
$82k-$132k/yr OnsiteFull Time
2+ YOEActive TS/SCI clearance, Security+ cert, Bachelor's in CS/IS/Engineering or equivalent, 2+ years systems/automation/DevOps experience, Linux (RHEL/CentOS/Ubuntu), Bash, ELK Stack (Elasticsearch, Logstash, Kibana).
Linux, RHEL, CentOS, Ubuntu, Bash, ELK Stack, Elasticsearch, Logstash, Kibana, Python
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