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About the job

Endpoint & Systems Security Engineer | Location: Milwaukee, WI | Contract | Hourly Pay Range 90-$110

This Endpoint & Systems Security Engineer role supports a large-scale infrastructure migration and security modernization effort. You’ll drive endpoint and server security readiness by deploying CrowdStrike EDR, validating workstation build standards and mobile device management compliance, and executing targeted penetration testing and remediation activities.

Key Responsibilities

Finalize server inventories, deployment requirements, and migration schedules in partnership with infrastructure and database stakeholders

Develop and execute a CrowdStrike EDR deployment plan across legacy and target server environments

Coordinate pre-migration agent testing to validate compatibility, functionality, and performance impact

Deploy, configure, and validate CrowdStrike EDR agents across in-scope server infrastructure

Troubleshoot deployment issues and coordinate remediation with infrastructure, application, and endpoint teams

Document deployment progress, technical issues, and security readiness status

Perform security reviews of workstation golden images against enterprise security standards

Validate required security tooling, endpoint protection agents, and core application configurations within workstation images

Audit high-risk users/devices managed via mobile device management platforms to determine enhanced monitoring needs

Verify endpoint configuration, security controls, and device posture compliance prior to cutover

Define scope and execute penetration testing activities against Jump Domain infrastructure

Identify, assess, and document vulnerabilities, misconfigurations, and potential attack paths

Deploy and configure CrowdStrike Identity Threat Protection (ITP) to enable identity threat monitoring and detection

Coordinate vulnerability scanning, risk prioritization, remediation execution, and re-testing for closure validation

Track outstanding vulnerabilities, security exceptions, and remediation dependencies through final readiness reviews

Produce status reporting and support formal security readiness sign-off prior to production cutover

Required Qualifications

Experience in cybersecurity engineering, endpoint security, infrastructure security, or enterprise security deployments

Hands-on experience deploying and managing CrowdStrike Falcon EDR (or comparable EDR platform)

Knowledge of server operating systems, endpoint configurations, enterprise infrastructure, and migration processes

Experience performing vulnerability assessments, penetration testing, remediation, and validation testing

Familiarity with identity security, identity threat detection, Active Directory, and privileged access environments

Experience reviewing workstation images, endpoint security configurations, and mobile device management compliance

Understanding of security hardening practices, endpoint posture management, and enterprise security controls

Strong troubleshooting, documentation, project coordination, and cross-functional communication skills

Preferred Qualifications

Experience with CrowdStrike Identity Threat Protection (ITP) and related identity security capabilities

Security certifications such as Security+, CySA+, CISSP, CEH, or equivalent

Experience supporting enterprise infrastructure migrations, domain transitions, or data center modernization initiatives

Familiarity with vulnerability management tools, security scanning platforms, and remediation tracking

Experience partnering across infrastructure, database, endpoint engineering, and application security teams

About Delphi-US - Peacemakers in the Talent War

Delphi-US is a national IT Services firm based in Newport, Rhode Island. Delphi attracts our nation's best and brightest Technical & Professional Talent and positions our nation's finest employers to further their competitive advantages. Delphi's core technical focus includes Data Intelligence Engineering & Analytics, AI/ML Operational Excellence, DevOps & Cloud Computing, Health IT & Life Sciences, and Energy Management/Power Systems; serving domains from sensitive national energy sectors to critical financial services, biomed, life sciences & pharma, major government & municipal institutions, and much of the USA's Fortune 500 corporations. Delphi Associates are deployed on critical IT Projects where their consultative business acumen, comprehensive technical expertise, and committed service mission drives our client's success. Our proprietary skill-based and cultural matching process results in higher qualified project teams, custom curated for our client's specific technical & functional goals. We are supremely experienced, friendly, professional, and ready to advocate on your behalf. Delphi has an indelible understanding of employer expectations, a track record of project success and we deliver lasting results.

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