3,503 security engineer jobs at 869 companies in Frederick, MD

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
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
2mo
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Security Engineer
Bellevue or Menlo Park or Washington or New York
$271k-$347k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
15+ YOEB.S. in CS or related; 15+ yrs security risk management; 15+ yrs cross-company engineering; system design, threat modeling; engineered controls; security principles; threat knowledge; distributed systems; strong communication.
1d
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Security Engineer, Detection
Reston, Virginia, United States
$123k-$175k/yr OnsiteFull Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
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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Staff Security Engineer, Application Security
Chicago or California or Colorado or Florida or Georgia or Illinois or Indiana or Minnesota or Missouri or Montana or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or South Carolina or Texas or Utah or Vermont or Virginia or Washington or Washington or Wisconsin
$210k-$260k/yr HybridFull Time
NinjaTrader
NinjaTrader: Provides futures brokerage services and a trading software platform.
7+ YOE7+ years in application/product/security engineering; hands-on threat modeling, vulnerability management, secure design, CI/CD integration, automation using Python/Go; experience with cloud-native AWS/GCP environments.
AWS, GCP, Python, Go, SAST, SCA, DAST, CI/CD, AI/LLMs
2mo
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Security Engineer – Lead (R-00161)
Arlington or Washington or United States
OnsiteFull Time
True Zero Technologies: A veteran-owned small business delivering security and technology services.
Senior security engineer with RMF/FISMA experience, capable of translating security requirements into technical designs and leading security engineering in enterprise and classified environments.
Splunk Enterprise Security, MITRE ATT&CK, RMF, FISMA
1w
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Engineer III, Security Engineer
Cary or Alpharetta or Hilliard or Ashburn or Irving or Branchburg
$81k-$155k/yr HybridFull Time
Verizon
VerizonNYSE: VZ: Global provider of wireless, internet, and communication services.
3+ YOEBachelor's degree or 3+ years network security experience, deep networking knowledge, experience with router/vendor equipment, scripting (Python/PowerShell/Perl), Splunk and security tooling; strong communication and project skills.
Splunk, Python, Microsoft PowerShell, Perl, Claude Code, Elasticsearch, CrowdStrike, NETSCOUT OCI, Unix, Linux
1w
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Senior AI Security Engineer
McLean, Virginia, United States
OnsiteFull Time
Appian
AppianNASDAQ: APPN: Provides a low-code platform for enterprise-grade process automation.
4+ YOE4+ years software engineering experience with LLMs, Python, cloud AI deployment, and security-first engineering; experience with multi-agent systems, vector DBs, and interfacing with security platforms.
Python, LangChain, LlamaIndex, AutoGen, CrewAI, Semantic Kernel, Pinecone, Qdrant, Milvus, Weaviate, Splunk, CrowdStrike, Microsoft Sentinel, Palo Alto XSOAR, Kubernetes, EKS, AKS, AWS, Google Cloud, Azure, Llama 3, Mistral, LoRA, QLoRA
1d
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Staff Cloud Security Engineer
Lexington or North Bethesda or Waltham
$180k-$200k/yr HybridFull Time
Xometry
XometryNASDAQ: XMTR: Operates an AI-powered marketplace for custom manufacturing and prototyping.
8+ YOE8+ years cloud/security engineering experience, hands-on AWS and Kubernetes security, CrowdStrike/CSPM experience, Terraform/OpenTofu IaC security, Python/shell automation, US citizenship or permanent residency required.
CrowdStrike Falcon, Wiz, Prisma Cloud, Orca, AWS, GCP, Azure, Terraform, OpenTofu, CloudFormation, Python, Shell, Kubernetes, Istio, Linkerd, CloudTrail, IAM, VPC, SQL
2mo
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Security Engineer III - AMZ25957.4
Arlington, Virginia, United States
$178k-$227k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOEBachelor's degree or 2 years experience in lieu; 1 year security engineering and network security experience; threat modeling, vulnerability assessment, and run-book writing.
Java, Soot Framework, Python
1w
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Senior Cloud & Security Engineer
Ashburn or United States
$130k-$170k/yr RemoteFull Time
Unacast
Unacast: Provides human mobility analytics and global location intelligence solutions.
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
1w
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Undersea Systems Security Engineer
Manassas, Virginia, United States
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
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
Mercury Systems
Mercury SystemsNASDAQ: MRCY: Provides secure processing solutions for aerospace and defense missions.
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
1mo
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Application Security Engineer
Washington, District of Columbia, United States
$180k-$200k/yr RemoteFull Time
Virtru
Virtru: Provides data-centric encryption and privacy control software for organizations.
4+ YOE4+ years in application security or secure development, strong cryptography and web security knowledge, experience with Node.js and Go, SAST/DAST/IAST/SCA tooling, vulnerability programs (bug bounty, pentest), and familiarity with cloud infra (GCP/AWS) and Kubernetes preferred.
Node.js, Go, Trusted Data Format (TDF), SAST, DAST, IAST, SCA, Burp, ZAP, Qualys, Nessus, GCP, AWS, Kubernetes, Slack, Zoom
1mo
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Forward Deployed Security Engineer
Washington, District of Columbia, United States
$293k-$385k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
5+ YOEActive US security clearance; 5+ years in security engineering; cloud platforms (Azure, AWS); Kubernetes, Terraform; Python or Go; proven track record in secure, scalable infrastructure.
Python, Golang, Kubernetes, Terraform, Azure, AWS
1mo
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Senior Security Engineer
Bethesda, Maryland, United States
OnsiteFull Time
Futrend Technology
Futrend Technology: Provider of IT solutions and consulting for federal agencies.
5+ YOE5+ years information security experience, including 3+ years cloud security; BA/BS in CS/IT or related field (or equivalent experience); strong communication and cross‑functional collaboration.
Tenable Security Center, Nessus, Splunk, Python, AWS, Azure
1w
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Security Engineer
Washington or Alexandria
HybridFull Time
AnaVation
AnaVation: Providing technical engineering and cybersecurity solutions for federal agencies.
6+ YOEBachelor's in cybersecurity/IT, 6+ years experience in system security engineering and configuration management, hands-on experience with Splunk, Crowdstrike, Tenable/Nessus, Qualys, Burpsuite, and security monitoring; Security+ required; CISSP preferred; Public Trust clearance required.
Tenable SC/IO, Nessus, Qualys, Burpsuite, Crowdstrike, Splunk, McAfee (NSM), CSAM, Microsoft Excel, Microsoft Office, Linux, Windows, Oracle, SQL, AWS, Azure, GCP
3w
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Senior Platform Engineer - Security
Washington or Sarasota or Miami or New York City or Toronto or Longboat Key
$165k-$205k/yr OnsiteFull Time
Rumble
RumbleNASDAQ: RUM: Online video sharing platform and cloud services provider.
Strong Linux systems engineering and security hardening experience; vulnerability management, OpenStack/Ceph/Kubernetes familiarity; automation with Ansible/Terraform and scripting in Bash or Python; audit and compliance experience.
CIS Benchmarks, STIGs, OpenStack, Nova, Neutron, Keystone, Cinder, Ceph, Kubernetes, CIS Kubernetes Benchmarks, Ansible, Terraform, Bash, Python, SELinux, AppArmor, auditd, PAM, SIEM, EDR, Elastic, Splunk, Wazuh, Falco, Vault, LUKS/dm-crypt, CVSS, ISO 27001, SOC 2, PCI DSS, FedRAMP, Pod Security Standards
1mo
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Security Engineer
Rockville, Maryland, United States
$120k-$160k/yr HybridFull Time
Skyward IT Solutions
Skyward IT Solutions: Delivering digital modernization and AI solutions for federal agencies.
3+ YOEBachelor's in CS/IS/cybersecurity, 3+ years security engineering experience, hands-on with vulnerability scanning and cloud security (AWS), scripting in Python/Bash, CI/CD integration, and ability to obtain Public Trust clearance.
Snyk, Trufflehog, GitLeaks, Tenable, AWS Inspector, AWS Security Hub, AWS Config, AWS Audit Manager, CFACTS, CISA KEV catalog, EPSS, Python, Bash, CI/CD, NIST RMF, ARS, IS2P2
2mo
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Application Security Engineer 3
Arlington, Virginia, United States
OnsiteFull Time
Bloomberg Industry Group
Bloomberg Industry Group: Provides legal, tax, and government intelligence and news services.
5+ YOELead application security engineering, design scalable security architectures, perform risk assessments, integrate security across the SDLC, and drive automation.
Python, Java, JavaScript, SAST, DAST, SCA, IaC, Container, Cloud Security, Kubernetes, DevSecOps
2d
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Security Engineer
Kansas City or Atlanta or Clayton or New York or Los Angeles or Birmingham or Boston or Chattanooga or Charleston or Dallas or Denver or Edwardsville or Fort Lauderdale or Fort Worth or Houston or Jefferson City or Miami or Nashville or Park City or Philadelphia or Phoenix or Raleigh or Seattle or San Francisco or Salt Lake City or Wilmington or Washington
$120k-$150k/yr RemoteFull Time
Polsinelli
Polsinelli: Am Law 100 law firm providing comprehensive legal services.
2+ YOE2-4 years security engineering experience in on-premises environments, Bachelor's in CS/CE/IS or equivalent, experience with metrics/events/logging, detection engineering, scripting (Python, PowerShell), Microsoft Active Directory and Azure.
Splunk, Microsoft Active Directory, Azure, SIEM, Python, PowerShell, Microsoft Teams, Zoom, MITRE ATT&CK Framework, NIST Cyber Security Framework, CIS Controls
1mo
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Sr. Security Engineer
Arlington or Richmond
HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
5+ YOE5+ years in information security or security engineering; bachelor's degree; certifications; AWS networking experience; NGFW/WAF; scripting; SaaS security.
AWS networking, NACLs, Security Groups, ALB, NLB, Transit Gateway, Network Firewall, NGFW, WAF, CASB, SSE tooling, Python, PowerShell