Marksman Security Jobs

Role Overview We are looking for Security Engineers to support Engineering Security initiatives across security and privacy reviews, threat modeling, and third-party AI Agent security testing. The selected engineers will work closely with engineering, security, privacy, and third-party teams to identify security risks, conduct hands-on assessments,...

Edward Jones is seeking a Security Engineer IV to design, implement, and enhance enterprise security for a leading finance and insurance firm. In this senior role, you will architect and maintain security controls across cloud and on-prem environments, lead threat detection and incident response efforts, and drive secure network, endpoint, and appl...

Johns Hopkins Applied Physics Laboratory (APL) seeks a System Security Engineer to secure complex systems that support national security, space exploration, and critical health technologies. You will design and implement secure architectures, perform threat modeling and risk assessments, and integrate controls aligned with NIST and DoD frameworks. ...

Securitas Technology is seeking an Applications Engineer to design, configure, and support advanced electronic security and life safety solutions for commercial and enterprise clients. In this role, you will translate customer requirements into robust system designs spanning video surveillance, access control, intrusion detection, and monitoring pl...

Date Posted:2026-09-01Country:United States of America Location:US-MA-TEWKSBURY-TB1 50 Apple Hill Dr ASSABET BLDG Position Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citi...

Securitas Technology is seeking an Applications Engineer to design, configure, and support integrated electronic security and life safety solutions for commercial and enterprise clients. You will translate customer requirements into robust system designs, integrating video surveillance, access control, intrusion detection, and monitoring platforms....

Location Madison, WI - Onsite Job Responsibilities: We are looking for an Azure Front Door & APIM Engineer to design, administer, secure, and optimize application delivery and API management platforms within Azure. Key Responsibilities Administer Azure Front Door and APIM services. Configure routing, WAF, SSL certificates, and API gateways. Impleme...

Date Posted:2026-01-22Country:United States of AmericaLocation:US-MA-TEWKSBURY-TB1 50 Apple Hill Dr ASSABET BLDGPosition Role Type:Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizen...

Edward Jones seeks a Senior Security Engineer to safeguard critical financial systems and client data. In this role, you will design and implement secure architectures, harden cloud and on prem environments, and lead threat modeling for key platforms. You will evaluate and deploy security tools, manage SIEM alerts, and drive incident response and r...

American Honda Motor Co., Inc. seeks a Principal Modern Endpoint Engineer to lead strategy, design, and operation of our enterprise endpoint environment supporting manufacturing, R&D, and corporate teams. You will architect modern management for Windows, macOS, and mobile devices, drive migration from legacy tools, and implement secure, scalable so...