46 information technology security engineer jobs at 35 companies in Smyrna, DE
2d
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Information Security Engineer III
Belcamp or Camden
$120k-$137k/yr OnsiteFull Time
5+ YOEBachelor's degree in information security, information systems, or computer science; 5+ years of IT cybersecurity experience; advanced threat detection, incident response, security standards, risk mitigation, documentation, and communication skills.
Microsoft 365 E3/E5, Microsoft Advanced Security Suite, KnowBe4, LAN, WAN, VPN, MFA, O365 E5, firewalls
3mo
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Information Systems Security Engineer (All Levels)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Active TS/SCI with polygraph; experience in information systems security engineering; strong RMF/NIST knowledge; security documentation and authorization experience.
Nessus, STIG Viewer, SCAP Compliance Checker, Xacta
2mo
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Information Security Engineer, Senior
Belcamp, Maryland, United States
$78k-$176k/yr OnsiteFull Time
7+ YOE7+ years experience in configuration management, CM plan writing, design reviews, and software change audits; knowledge of DevSecOps and CM tools; TS/SCI clearance; bachelor's degree in a STEM field.
JIRA, puppet, Confluence, Git Hub
2mo
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Information Security Engineer, Senior
Belcamp or Aberdeen Proving Ground
$78k-$176k/yr OnsiteFull Time
7+ YOE7+ years writing CM plans, performing design reviews and configuration audits, applying CM in DevSecOps, using JIRA/puppet/Confluence/Git Hub, TS/SCI clearance, and a bachelor’s degree in STEM.
JIRA, puppet, Confluence, Git Hub
2mo
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Information Systems Security Engineer (ISSE)
Aberdeen, Maryland, United States
OnsiteFull Time
5+ YOEBachelor's in IT or related, IAM II certification (CAP, CASP+CE, CISM, CISSP, GSLC, CCISO, HCISPP) preferred, 5+ years experience, experience with ACAS, HBSS, Tanium, eMASS, active DoD Top Secret clearance and US citizenship required.
ACAS, HBSS, Tanium, eMASS, STIGS
3mo
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Information Assurance Engineer I
Aberdeen Proving Ground, Maryland, United States
$115k-$140k/yr OnsiteFull Time
7+ YOEBachelor's degree in computer science/security or related field OR 7 years information security experience; minimum 3 years relevant information security experience.
1mo
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M2S2 SETA - Sr Engineer, Cyber Information Security/Assurance
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
10+ YOE10+ years information assurance experience with 5+ years specialized IA experience; active CISSP (DoD 8570.01-M); bachelor's in engineering/computer science; DoD RMF expertise; Top Secret clearance required.
DoD Risk Management Framework (RMF)
1w
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Information Systems Security Engineer (ISSE) - U.S. Navy Programs
Philadelphia, Pennsylvania, United States
$79k-$123k/yr OnsiteFull Time, Contract
3+ YOEBachelor's degree plus 3 years of experience or high school diploma plus 9 years of technical IT experience; Secret clearance, US citizenship, passport, and qualifying cybersecurity certification required.
NIST 800-53, DISA Security Technical Implementation Guides (STIGs), Security Requirements Guides (SRGs), Risk Management Framework (RMF), Linux, Windows, VxWorks, ACAS, HBSS, MD-102, AZ-104
3w
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Senior Security Engineer
Austin or Boston or Charleston or Charlotte or Chicago or Dallas or Durham or Harrisburg or Houston or Irvine or Kansas City or Los Angeles or Miami or Nashville or New York or Newark or Palo Alto or Pittsburgh or Portland or Raleigh or San Francisco or Seattle or Washington or Wilmington
$112k-$209k/yr HybridFull Time
7+ YOE7+ years cybersecurity/security engineering experience; expertise in cloud and hybrid security, DevSecOps, detection engineering, automation, incident response; Bachelor\u0002s or equivalent; relevant certifications preferred.
PowerShell, Python, REST APIs, Microsoft Graph, Azure, Microsoft Defender, Sentinel, Entra ID, Purview, Splunk, CrowdStrike, SIEM, EDR/XDR, MITRE ATT&CK
1mo
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Security Engineer III
Wilmington or Columbus
OnsiteFull Time
3+ YOE3+ years applied security engineering experience; formal training/certification; proficiency coding in Java or Golang; experience developing security solutions, SDLC/CI/CD, AI-assisted security workflows, and strong validation/data handling habits.
Java, Golang
1mo
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Senior Network Security Engineer
West Chester or Mount Laurel or Philadelphia
$117k-$176k/yr OnsiteFull Time
5+ YOE5+ years network/network security engineering experience required; strong networking fundamentals, vulnerability remediation, patch validation, configuration hardening, and audit/compliance experience; Bachelor's degree preferred.
Cisco, Juniper, Arista, Nokia, F5, Fortinet, Python, Ansible, PowerShell, Terraform, AWS, Azure, GCP, CIS Benchmarks, NIST, CISA
3w
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Engineer
New Castle, Delaware, United States
$100k-$110k/yr OnsiteFull Time
4+ YOE4–10 years in information security with hands-on vulnerability and patch management experience, familiarity with Qualys/Tenable/Rapid7, RCA, automation, metrics and reporting.
Qualys, Tenable, Rapid7, Windows, Linux
1mo
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Staff Cyber Security Engineer – AIDR/AISPM
Columbus or Chadds Ford or Frisco or Draper or New York City or Wilmington
$134k-$242k/yr HybridFull Time
8+ YOEBachelor's degree or equivalent,8+ years cybersecurity experience,expertise in AI detection/response and AI security posture management,cloud security (AWS/Azure),industry certifications (CISSP/CISM/CCSP) preferred.
MITRE ATT&CK, MITRE ATLAS, OWASP Top 10, Amazon Web Services (AWS), Azure
1mo
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Mainframe Logical Security Engineer
Phoenix or Plano or Charlotte or Richmond or Jacksonville or Pennington or Chicago or Research Triangle Park or Dallas or Newark or Virginia or Florida
HybridFull Time
Hands-on RACF administration on IBM z/OS, SMF analysis, security reporting, least-privilege access controls for CICS/DB2/IMS/MQ, incident investigation, compliance support (SOX/PCI/HIPAA), and integration with IAM/SSO/MFA.
z/OS, RACF, CICS, DB2, IMS, MQ, TCP/IP, USS, SMF, SIEM, Splunk, QRadar, ACF2, Top Secret, REXX, Python, ICSF, TLS/SSL, Single Sign-On (SSO), MFA
2w
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Senior CSfC Network Security Engineer
Aberdeen, Maryland, United States
OnsiteFull Time
5+ YOEBachelor’s degree in a technical discipline and 5–10 years in enterprise networking, IT, network engineering, or cybersecurity. Requires networking expertise, Windows, RHEL, VMware, PowerShell, and Bash; Secret clearance eligibility.
HPE Aruba, Cisco, SonicWALL, Juniper, VMware, Microsoft Windows, Red Hat Enterprise Linux, PowerShell, Bash, Security Information and Event Management (SIEM)
1w
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Principal Sys Security Eng - Real Time
Baltimore or Kennett Square or Houston or De Pere or Warrenville or Chicago
$136k-$151k/yr HybridFull Time
8+ YOERequires a bachelor's degree in information systems and 8 years of cybersecurity architecture and design experience, or 12 years without a degree, plus industrial control system security expertise.
Security Information and Event Management (SIEM), Endpoint Detection and Response (EDR), SCADA, TCP/IP, Dynamic Host Configuration Protocol (DHCP), Domain Name System (DNS)
1w
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Software Cyber ISSE (GitLab & RMF Focus)
Aberdeen, Maryland, United States
$104k-$181k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years in cybersecurity engineering, expertise in GitLab and NIST RMF, secure SDLC knowledge, DoD/Federal cybersecurity familiarity, strong communication, technical writing, and US citizenship.
GitLab, NIST Risk Management Framework (RMF), System Security Plan (SSP), Security Assessment Report (SAR), Plan of Action and Milestones (POA&M), Secure Software Development Lifecycle (SDLC), NIST SP 800-53, CNSSI 1253, Jenkins, Docker, Kubernetes, Infrastructure as Code (IaC)
1w
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Senior Director AI Security
Albany or Annapolis or Atlanta or Augusta or Austin or Baton Rouge or Bismarck or Boise or Boston or Carson City or Charleston or Cheyenne or Columbia or Columbus or Concord or Coral Gables or Denver or Des Moines or Dover or Frankfort or Hagåtña or Harrisburg or Hartford or Helena or Honolulu or Indianapolis or Jackson or Jefferson City or Juneau or Lansing or Lincoln or Little Rock or Madison or Montgomery or Montpelier or Nashville or Oklahoma City or Olympia or Phoenix or Pierre or Providence or Raleigh or Richmond or Sacramento or Saint Paul or Salem or Salt Lake City or San Juan or Santa Fe or Springfield or Charlotte Amalie or Tallahassee or Topeka or Trenton or Washington
$150k-$200k/yr OnsiteFull Time
10+ YOE5+ MgmtBachelor's degree required; 10+ years cybersecurity leadership, 3+ years AI/ML security, 5+ years security architecture or engineering leadership, cloud security experience, and CISSP required.
Generative AI, Large Language Models (LLMs), AI agents, machine learning, Amazon Web Services (AWS), Google Cloud Platform (GCP), Microsoft Azure, NIST AI Risk Management Framework, NIST Risk Management Framework (RMF), NIST Privacy Framework, NIST Cybersecurity Framework (CSF), ISO27001, ISO 42001, NIST 800 Series, OWASP GenAI Security Project, Workday
3w
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Boeing Summer 2027 Internship Program (Paid) – Information Digital Technology & Security (IDT&S)
Everett or Saint Charles or Mukilteo or Berkeley or Hazelwood or El Segundo or Renton or Seattle or Auburn or Bellevue or Kent or Plano or Arlington or Ridley Park or Tukwila or Mesa or North Charleston
$44k-$89k/yr OnsiteFull Time
Enrolled student eligible to work full-time for 10–12 weeks Summer 2027; majors in computing, data, engineering or related fields preferred; strong academics and teamwork; ability to relocate as needed.
Python
2mo
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AWS Cloud Software Engineer / DevOps Engineer
Annapolis Junction, Maryland, United States
$135k-$216k/yr OnsiteFull Time
8+ YOEExtensive experience in software engineering, AWS cloud, DevOps, IaC, CI/CD, and security practices.
AWS, Terraform, CloudFormation, Kubernetes, Docker, GitLab, CI/CD, Elasticsearch, OpenSearch