34 infrastructure security engineer jobs at 21 companies in Middletown, DE
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IT Infrastructure/Security Engineer
Dover, Delaware, United States
OnsiteFull Time
5+ YOE5+ years IT infrastructure experience, enterprise networking and virtual environments, Fortinet and EDR tooling, PowerShell, Microsoft 365/Entra ID and Intune; Bachelor's degree preferred and industry certifications (CCNA, Fortinet NSE, Microsoft) desired.
Arctic Wolf, CrowdStrike, Zscaler, VDI, VMware, Nutanix, Hyper-V, FortiGate, FortiSwitch, FortiManager, FortiNAC, PowerShell, Microsoft 365, Entra ID (Azure AD), Intune, MDM, EDR, Group Policies (GPO), Multi-Factor Authentication (MFA)
2mo
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Senior Infrastructure Engineer
Baltimore, Maryland, United States
OnsiteFull Time
7+ YOE7+ years in infrastructure engineering; cloud (AWS/Azure/Google); Cisco; automation tools; networking, security, storage; VMware; AD; certifications.
AWS, Azure, Google Cloud, Ansible, Puppet, Chef, VMware, Active Directory, Cisco Networking, Next-generation Firewalls/IPS, SAN/NAS
2mo
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Lead Infrastructure Engineer (Purview)
Philadelphia or Ann Arbor or Kansas City
HybridFull Time
7+ YOELead Infrastructure Engineer with 7+ years in Microsoft 365 security/compliance data governance; 4+ years with Purview incl. compliance portal, DLP, labeling.
Microsoft 365, Purview, Data Loss Prevention, DLP, PowerShell
2mo
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Lead Infrastructure Engineer (Purview)
Philadelphia or Ann Arbor or Kansas City
HybridFull Time
7+ YOE7+ years in Microsoft 365 security/compliance/data governance; 4+ years with Microsoft Purview; Bachelor’s degree in CS/IS or related field (or equivalent).
Microsoft Purview, PowerShell, Microsoft 365 security tools, Data Governance, DLP, eDiscovery, Insider Risk, Entra ID, Microsoft Defender, SharePoint, OneDrive, Teams, Exchange
2mo
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Senior Infrastructure Engineer (Top Secret)
King of Prussia, Pennsylvania, United States
$86k-$151k/yr OnsiteFull Time
Active Top Secret/SCI clearance required; virtualization and VMware experience; Linux and Windows systems administration; scripting with Bash/Python/Ansible; Trellix administration; DoD 8570 certification (Security+ or CISSP) recommended; experience with NetApp, vSAN, STIG implementation.
Python, Bash, Ansible, Trellix, VMware, ESXi, vSphere, NetApp, vSAN, STIGs, Linux, Windows, Active Directory, Group Policy
3mo
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Senior Platform & Security Engineer
Philadelphia or United States
$130k/yr HybridFull Time
7+ YOE7-10 years in cloud platform engineering, DevOps, or infrastructure security; hands-on Azure across full lifecycle; experience with HIPAA and SOC 2 Type 2; Entra ID and security operations; healthcare/regulatory familiarity.
Azure, Azure DevOps, Azure Container Apps, Azure App Service, Azure Service Bus, Azure Database for PostgreSQL, Azure Blob Storage, Azure Key Vault, Microsoft Entra ID, Microsoft Defender, Application Insights, Log Analytics, Microsoft Sentinel, Microsoft Purview, M365, SharePoint, Teams
3w
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Cyber Security Engineer
Philadelphia, Pennsylvania, United States
$74k-$142k/yr RemoteFull Time
3+ YOEMinimum 3 years cybersecurity experience, incident response/threat hunting, content/rule development, security infrastructure ops, security certifications (CompTIA, ISC2, ISACA, SANS), bachelor's in CS/InfoSec preferred, strong communication and organizational skills.
SIEM, MEDR, SOAR, Python, Microsoft Windows, RHES, CentOS, Ubuntu Linux, MacOS
3d
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Solutions Engineer
West Chester, Pennsylvania, United States
OnsiteFull Time
3+ YOERequires 3–5 years in corporate or broadcast IT, network and Windows server administration, infrastructure troubleshooting, and knowledge of firewalls, monitoring, SQL, virtualization, and security administration.
Windows, SQL, CCNA, CCNP, Microsoft, VMware
3w
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Senior DevOps Engineer
Philadelphia or Boston or New York City or Baltimore or Washington, D.C. or Charlotte or Raleigh or Atlanta or Chicago or Connecticut or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Michigan or North Carolina or New Jersey or New York or Ohio or Pennsylvania or Tennessee or Virginia
$100k-$145k/yr HybridFull Time
Deep knowledge of distributed systems, AWS cloud, Infrastructure-as-Code, container orchestration, security practices, production debugging, and cloud cost optimization.
AWS, Docker Compose, Kubernetes
1mo
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AI Systems Engineer
King of Prussia or Boston
$100k-$125k/yr HybridFull Time
Hands-on production AWS infrastructure experience, Terraform, CI/CD, observability, containerized workloads, Python, OpenSearch/vector search, and strong security/IAM expertise.
Terraform, AWS Bedrock AgentCore, Lambda, API Gateway, ECS, Fargate, App Runner, IAM, VPC, S3, CloudWatch, X-Ray, GitHub Actions, AWS CodePipeline, OpenTelemetry, OpenSearch, Docker, Python
4d
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Principal Platform Engineer
Baltimore, Maryland, United States
$160k-$200k/yr RemoteFull Time
7+ YOE7+ years owning production AWS infrastructure, strong IaC (AWS CDK), CI/CD (GitHub Actions), container orchestration (ECS/EKS), HIPAA/SOC 2 experience, security and compliance expertise.
AWS, AWS Organizations, AWS CDK, GitHub Actions, Docker, Docker Compose, ECS, EKS, Kubernetes, devcontainers, docker compose, mise, Ruby on Rails, React, Flutter
4d
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Principal Platform Engineer
Baltimore or United States
$160k-$200k/yr RemoteFull Time
7+ YOE7+ years owning production AWS infrastructure, deep IaC experience (AWS CDK), CI/CD (GitHub Actions), container orchestration (ECS/EKS), security/compliance (HIPAA/SOC2), strong communication and autonomy.
AWS, AWS Organizations, AWS CDK, GitHub Actions, Docker, docker compose, devcontainers, ECS, EKS, Kubernetes, React, Ruby on Rails, Flutter
1mo
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Elasticsearch Lead Engineer - SIEM Platform
Malvern or Charlotte or Dallas or Fort Worth
HybridFull Time
6+ YOE6+ years Elasticsearch experience, undergraduate degree or equivalent, expertise with ECS, AWS, data streaming and data lake integrations, infrastructure-as-code, security principles, and mentoring experience.
Elasticsearch, Elastic Common Schema (ECS), Kibana, AWS S3, Kinesis Data Streams, Lambda, CloudWatch, EC2, IAM, Secrets Manager, AWS CloudFormation, Apache Kafka, Confluent Platform, Apache Iceberg, Terraform, Ansible, CDK, Elastic Security / SIEM, ECK, Kubernetes
2w
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PKI Engineer
Quincy or Berwyn or Princeton or Clifton or Austin
$90k-$158k/yr OnsiteFull Time
3+ YOE3+ years PKI/security engineering or infrastructure automation experience; knowledge of TLS/SSL, certificate lifecycle, scripting/automation, integrations, and troubleshooting.
ServiceNow, PowerShell, Python, APIs, Keyfactor, DigiCert, Microsoft ADCS, Windows, Linux
3w
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Senior Systems Engineer
Camden, New Jersey, United States
$135k-$155k/yr OnsiteFull Time
10+ YOE10+ years administering Linux-based HPC and enterprise systems; expertise with RHEL/Rocky, HPC schedulers, scripting (Bash/Python), infrastructure-as-code, security, and collaboration with engineering teams.
RHEL, Rocky Linux, Azure, Azure Gov Cloud, Entra, Active Directory, Altair PBS, Slurm, LSF, Bash, Python, Bicep, Terraform, Ansible, Puppet
1mo
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Infrastructure Engineering Senior Advisor – Governance, Risk & Compliance (GRC)
Philadelphia or Bloomfield
$106k-$176k/yr HybridFull Time
3+ YOE3+ years in network, security, or IT project work with audit/risk focus. Knowledge of SOC/HIPAA/PCI/NIST, experience tracking risks and vulnerabilities, familiarity with JIRA, Microsoft Office, and automation tools (Python/Ansible) preferred.
JIRA, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft Teams, Python, Ansible
1mo
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Special Systems Subject Matter Experts – Aviation & Infrastructure – PA/MD/NJ/DE*
Philadelphia or Pennsylvania or Maryland or New Jersey or Delaware or United States or Virgin Islands, U.S.
$135k-$185k/yr OnsiteFull Time
10+ YOE10+ years experience in access control, CCTV/video surveillance, or FIDS for airport/transport infrastructure (or 20+ years experience), BSc in civil/mechanical/electrical engineering preferred, relevant security certifications preferred, proficiency with Procore, e-Builder, Microsoft 365, Autodesk Construction Cloud/BIM 360, and Bluebeam.
Procore, e-Builder, Microsoft 365, Autodesk Construction Cloud / BIM 360, Bluebeam Revu
3w
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Senior Lead Software Engineer-AI Foundation Services
Plano or Jersey City or Wilmington or McLean
$171k-$260k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience building cloud-native AI/ML platform services with Kubernetes, CI/CD, and infrastructure-as-code; proficiency in Python/Java/Go; strong production reliability and secure-by-design practices.
Kubernetes, CI/CD, infrastructure-as-code, Python, Java, Go, GPU
2w
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Platform Operations Engineer, DevOps | TS Cleared
Littleton or Denver or King of Prussia
$75k-$90k/yr OnsiteFull Time
2+ YOEActive Top Secret clearance preferred, 2+ years platform or infrastructure experience, OpenShift and Rundeck operational automation, Linux/Windows administration, Ansible/Puppet, security compliance, strong troubleshooting and communication.
OpenShift, Rundeck, Ansible, Puppet, Linux, Windows
1mo
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Systems Specialist Technology, Data Center Focus – Philadelphia
Wayne or New York City or Boston or Baltimore or Washington or Philadelphia
OnsiteFull Time
Design and document telecommunications infrastructure (structured cabling, MDF/IDF, backbone), coordinate with AV/security, produce basis-of-design narratives, perform QA/QC, use Revit/AutoCAD; BICSI certifications and data center experience preferred.
Revit, AutoCAD
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