Senior Enterprise Security Engineer
Colossus Technologies Group · New York City Metropolitan Area
Apply & track with Apply EdgeWe’re partnering with a rapidly growing, cloud-first SaaS organization looking for a Senior Security Engineer – Enterprise Security to help secure its corporate environment, employees, endpoints, SaaS applications, and internal infrastructure.This is a hands-on security engineering role for someone who understands how to secure a modern enterprise environment — from endpoints and identity to SaaS applications, DLP, SIEM, networking, and incident response.This is not a traditional SOC analyst position. We’re looking for an engineer who can design, implement, automate, and improve security controls, while also jumping into investigations and incidents when needed.What You’ll OwnYou’ll work across Enterprise Security, IT, Infrastructure, and Engineering to strengthen security across a growing technology environment.Key responsibilities include:Design and implement enterprise security solutions protecting users, endpoints, applications, and infrastructureInvestigate malware, advanced threats, suspicious activity, and security incidentsBuild and improve SIEM detections, alerts, reporting, and security automationSecure corporate SaaS applications and conduct end-to-end security reviewsEvaluate application architecture, data flows, authentication, authorization, and security controlsHelp drive Data Loss Prevention (DLP) strategy and implementationSecure email, Mac endpoints, enterprise networks, and internal systemsStrengthen IAM, SSO, MDM, and password-management controlsPerform forensic investigations and support incident responseIdentify vulnerabilities and drive remediation through completionHarden internal configurations and recommend improvements to security architectureEvaluate new technologies and third-party platforms for security riskDevelop automation that improves detection, reporting, and security operationsPartner with technical and business teams to implement security policies and controlsParticipate in an on-call rotation for critical security incidentsMentor junior engineers and act as a senior technical resourceWhat We’re Looking ForThe ideal candidate is a well-rounded Enterprise Security Engineer who has been hands-on inside a modern corporate security environment.Must-have experience:5+ years of Security Engineering experienceEnterprise / corporate security engineeringEndpoint securityEnterprise network securitySecuring SaaS applicationsCrowdStrike EDR or similar endpoint security platformsEmail securityMac endpoint securityIAM and SSOSIEM and detection engineeringIncident response and security investigationsDigital forensicsVulnerability managementSecurity architecture and technical security reviewsSecurity automationExperience designing or operating DLP programs across endpoints, networks, SaaS, and cloud environments is especially valuable.Bonus ExperienceCloud securityAI securityAdvanced technical security certificationsSecurity scripting and automationExperience working in a fast-growing SaaS environment