Cybersecurity Engineer

Kloeckner Metals - Americas•Alpharetta, GA

47d•Onsite

About The Position

Kloeckner Metals Corporation (KMC) is seeking an experienced Senior Security Engineer who combines strong technical depth with an understanding of governance, risk, and operational realities across a distributed environment. You will own and advance core security capabilities for KMC, support US focused regulatory and contractual requirements, and act as a hands on technical leader within the global security program. This position will be onsite at our corporate headquarters in Roswell, GA.

Requirements

5+ years in cybersecurity with hands on engineering responsibility
Strong knowledge of cloud security (Azure/M365), endpoint security, identity protection, network security, logging & monitoring
Strong understanding of SIEM (Sentinel), EDR/MDE, KQL, detection engineering
Experience in incident response, forensics, and threat driven defense

Nice To Haves

Relevant certifications preferred (CISSP, GIAC, AZ500, MS500, GCIA, GCIH)

Responsibilities

Continuously improve security controls across cloud (Azure/M365), on-prem, and hybrid environments
Drive detection engineering, SIEM use-case development, log modernization, and security telemetry improvements
Lead vulnerability management lifecycle: scanning, coordination, remediation oversight, and executive reporting
Lead escalated incident response activities: forensics, containment, post incident reviews, and resilience measures
Oversee endpoint security (Defender Suite), identity protection, secure configuration baselines, network segmentation, and hardened remote access
Support US specific regulatory and contractual requirements (CMMC readiness where applicable, NIST 80053/171, CCPA)
Maintain security standards, runbooks, and technical procedures for KMC operations
Ensure alignment with global frameworks (CIS v8.1, ISO 27001, NIS2informed policies where applicable)
Perform technical assessments of third party vendors; support procurement with security input
Lead or contribute to major security initiatives such as SIEM uplift, EDR optimization, IAM modernization, network security baseline, and MDM/secure mobility
Collaborate with IT, operations, warehousing, and corporate functions to ensure secure-by-default designs
Partner closely with IT Infrastructure teams to help them understand, assess, and oversee ongoing and upcoming infrastructure projects, ensuring that security requirements are embedded early and consistently
Mentor junior team members and support the KMC local security champions network
Provide security input to leadership and help translate technical risk into business impact language