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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
5d
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Security Engineer, Detection
Reston, Virginia, United States
$123k-$175k/yr OnsiteFull Time
1+ YOE1+ year experience in security assessments or design reviews, 1+ year coding experience, experience with security engineering and protocols, and expertise in threat detection and analysis.
Google Cloud Platform (GCP), GKE, Cloud IAM, Vulnerability Reward Program (VRP)
1w
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Senior Cloud & Security Engineer
Ashburn or United States
$130k-$170k/yr RemoteFull Time
5+ YOE5+ years cloud/security engineering with AWS, Java/Spring experience, strong SQL, JSON/GeoJSON processing, AWS security tooling, incident response, and excellent communication.
Java, Java Spring Framework, SQL, Snowflake SQL, Amazon Web Services (AWS), AWS Elastic Container Service, AWS X-Ray, JSON, GeoJSON, Scala, Python, Google Workspace
1mo
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Security & Compliance Engineer, AWS Security Assurance Services, LLC
Austin or Nashville or Seattle or Arlington or Herndon or Houston or Dallas
$138k-$202k/yr OnsiteFull Time
3+ YOE3+ years security engineering and programming experience; bachelor's degree in STEM or equivalent IT security experience; experience with threat modeling, secure design, IaC, AWS security services, code review, and communicating complex technical concepts.
Python, Ruby, Go, Swift, Java, .NET, C++, TypeScript, Node.js, Terraform, AWS CDK, CloudFormation, cfn-guard, OPA Rego, Cedar, IAM, KMS, VPC, Lambda, CloudTrail, CloudWatch, EventBridge, Security Hub, Config, SCP, RCP, CI/CD, AWS Control Tower, Model Context Protocol (MCP)
1w
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Undersea Systems Security Engineer
Manassas, Virginia, United States
$69k-$158k/yr OnsiteFull Time
5+ YOE5+ years systems security/cybersecurity experience, Secret clearance, Bachelor’s in computer science/engineering or technical field, DoD IAT Level II, knowledge of networking and DoD/Navy security practices.
TCP, IP, DHCP, DNS, RMF, Zero Trust
2mo
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Systems Security Engineer (SSE)
Hudson or Phoenix or Huntsville or Cypress or West Lafayette or Andover or Chantilly or Gainesville
OnsiteFull Time
6+ YOEBS in STEM; 6+ years in systems engineering; SSE principles; DoD security; anti-tamper; DoD Secret clearance required.
Jama, Confluence, Jira, Bitbucket, Cameo Enterprise Architect, MBSE tools
1w
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Engineer III, Security Engineer
Basking Ridge or Alpharetta or Ashburn or Irving or Cary or Temple Terrace
$81k-$155k/yr HybridFull Time
3+ YOEBachelor's or 3+ years relevant experience; networks, 4G/5G or virtualization (OpenStack,Kubernetes); scripting (Bash,Python); strong analytical and communication skills.
OpenStack, Kubernetes, Bash, Python, Splunk
3w
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Security Engineer - Remote
Reston or United States
$99k-$168k/yr RemoteFull Time
5+ YOEBachelor's degree, 5+ years security engineering experience, ability to obtain Public Trust, U.S. residency and 3 of last 5 years in U.S.; experience with NIST 800-53, DoD STIGs, SAST/DAST, cloud security (AWS/Azure/GCP), Linux and scripting (Python/Perl); preferred security certifications.
Nessus, Snyk, AWS GuardDuty, AWS Inspector, NIST 800-53, DoD STIGs, OWASP Top Ten, CWE Top 25, AWS, Azure, GCP, Linux, bash, sh, zsh, Python, Perl
1w
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Senior Product Security Engineer - Avionics Development
Berkeley or Saint Charles or Herndon or Hazelwood or Arlington or Saint Louis
$162k-$235k/yr OnsiteFull Time
9+ YOEDevelop and sustain product cybersecurity for avionics across lifecycle; derive security requirements; perform risk, threat and criticality analysis; 9+ years experience and bachelor’s in engineering or related field required.
3mo
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Information Systems Security Engineer
Chantilly or Herndon or McLean
OnsiteFull Time
5+ YOEActive TS/SCI with Poly; 5+ years in information security; RMF and NIST 800-53 experience; A&A documentation experience.
Windows, Linux, RMF, NIST 800-53, ACAS, Nessus, SIEM, IDS/IPS, endpoint protection, encryption, identity management, access control
3mo
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Information Systems Security Engineer
Chantilly or Herndon or McLean
OnsiteFull Time
5+ YOEActive TS/SCI with Poly, 5+ years in information security, RMF/NIST 800-53, A&A documentation, Windows/Linux, vulnerability tools.
RMF, NIST 800-53, ACAS, Nessus, SIEM, firewalls, endpoint protection, Windows, Linux, encryption, identity management, access control
1w
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Senior Product Security Engineer - Avionics Development
Berkeley or Hazelwood or Saint Louis or Saint Charles or Arlington or Herndon
$162k-$235k/yr OnsiteFull Time
9+ YOEBachelor's degree, 9+ years related experience, avionics/product security experience, deriving technical requirements, risk analysis, security architecture, presenting technical briefings.
1mo
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Security Engineer - Junior
Herndon or United States
$80k-$110k/yr RemoteFull Time
2+ YOEActive MBI and U.S. citizenship required; 2+ years IT/cloud security experience; CompTIA Security+ required (CySA+/Cloud+ preferred); AWS security services and NIST 800-53/FedRAMP familiarity; Bachelor's in Cybersecurity/IT or equivalent.
AWS IAM, AWS GuardDuty, AWS Security Hub, AWS CloudTrail, AWS Config, Tenable, Qualys, Splunk, ELK, AWS CloudWatch, eMASS, Archer, Okta, SailPoint, Terraform, Git, NIST 800-53, FedRAMP
1w
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Senior Security Engineer
Reston, Virginia, United States
$105k-$125k/yr OnsiteFull Time
5+ YOE5+ years designing, implementing, and operating enterprise security tools; experience with incident response, vulnerability management, cloud and Microsoft 365 security; strong documentation and communication skills.
Microsoft 365, Microsoft Azure, SIEM
2mo
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Cyber Systems Security Engineer
Manassas, Virginia, United States
$101k-$201k/yr HybridFull Time
3+ YOEBachelor’s in cybersecurity/CS/CE +3 years (or master’s +2, or 7 years experience); Secret clearance; DoD 8570 IAT Level II (e.g., Security+, GSEC) within 6 months; experience with Linux, networking, C++/Java, Git/Gerrit, RMF/STIG/SRG.
RMF, SRG, STIG, Linux, Windows, C++, Java, Git, Gerrit, Python, C, Rust, Jira, Confluence, MBSE, IDS
3mo
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Lead Cyber Security Engineer (Remote)
Reston, Virginia, United States
$119k-$237k/yr RemoteFull Time
8+ YOEDesigns and implements security solutions; expert in SIEM (Splunk), SOAR, EDR, and network security; Bachelor’s degree or 4 additional years experience; 8+ years of related experience.
Splunk, SOAR, EDR, Network Security
1w
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Information Security Engineer
Herndon, Virginia, United States
OnsiteFull Time
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
2mo
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Information Security Engineer
Arlington or Sterling
OnsiteFull Time
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
2w
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Physical Security Engineer
Ashburn, Virginia, United States
OnsiteFull Time
3+ YOE3+ MgmtExtensive facility physical security and security systems experience, Microsoft Office proficiency, valid driver's license, 3+ years security/data center experience, emergency response ability, technical certifications preferred.
Microsoft Office, access control systems
2w
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Cyber Security Engineer
Herndon or Virginia or United States
RemoteFull Time
5+ YOEBachelor's degree, ability to obtain Public Trust, 5+ years cybersecurity engineering experience in federal or regulated/cloud environments, AWS security, RMF/ATO, eMASS/ServiceNow GRC, NIST/FedRAMP/DISA STIGs, and DevSecOps/CI/CD familiarity.
AWS, AWS Network Firewall, Security Hub, GuardDuty, CloudWatch, CloudTrail, Inspector, AWS GovCloud, eMASS, ServiceNow GRC, NIST RMF, NIST SP 800-53, FedRAMP, DISA STIGs, Zero Trust, DevSecOps, CI/CD, Kubernetes, VistA, CPRS, MUMPS, HL7, FHIR
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
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