Security Engineer at Neptune Security Engineer at Neptune in Duluth, Georgia Posted in 11 days ago.

Type:

Full-Time Job Description:

Position Summary As a Security Engineer within Neptune's Security Operations Center (SOC), you will design, implement, administer, and optimize Neptune's cybersecurity technologies while serving as a technical leader within the SOC. This role combines security engineering with operational security by supporting incident detection, investigation, response, and remediation while continuously improving Neptune's security capabilities through automation, tool integration, detection engineering, and process enhancement. The Security Engineer partners closely with SOC Analysts, IT Operations, Infrastructure, Cloud, and Engineering teams to implement and maintain security solutions, tune detections, develop response playbooks, support vulnerability management, and enhance security monitoring across the enterprise — providing advanced technical expertise during cybersecurity incidents and driving continuous improvements to strengthen Neptune's overall security posture.

Responsibilities:

Security Engineering & Tool Administration Design, configure, implement, and maintain security platforms including SIEM, EDR/XDR, SOAR, Identity and Access Management (IAM), Data Loss Prevention (DLP), Vulnerability Management, and Cloud Security solutions Evaluate, test, and deploy new security technologies, including Proof of Concept (POC) evaluations Develop automation and orchestration workflows to improve operational efficiency Support cloud security and Zero Trust initiatives across the enterprise Detection Engineering & Threat Hunting Develop and tune security detections, correlation rules, and dashboards to improve threat detection capabilities and reduce false positives Perform proactive threat hunting and analyze security telemetry across endpoint, network, identity, cloud, and SIEM platforms Identify opportunities to improve detection and response capabilities across the environment Monitor emerging threats, vulnerabilities, and industry best practices to inform detection strategy Incident Response & Investigation Provide technical leadership during investigation, containment, eradication, and recovery for complex and escalated security incidents Investigate advanced cyber threats and complex security alerts Collect and analyze forensic artifacts, logs, and endpoint telemetry during investigations Participate in the on-call rotation and provide advanced technical support during critical security incidents Support root cause analysis and post-incident reviews Vulnerability Management & Remediation Validate vulnerability findings and coordinate remediation activities with IT Operations, Infrastructure, and Engineering teams Implement security controls to address identified risks Track and support remediation efforts across the vulnerability management program Security Operations, Mentorship & Documentation Partner with SOC Analysts, IT Operations, Infrastructure, Cloud, and Engineering teams to implement and maintain security solutions Develop response playbooks, engineering standards, and operational procedures Provide mentorship and technical guidance to SOC Analysts Create and maintain technical documentation supporting SOC operations Collaborate with Neptune's MSSP and third-party security partners on engineering and investigation initiatives Compliance & Governance Support Support compliance initiatives aligned with

NIST CSF, CIS

Controls, ISO 27001, and Roper Cybersecurity requirements Recommend improvements that strengthen Neptune's security posture, resilience, and compliance Assist with audit requests, evidence collection, and security documentation Relevant Platforms (experience with several expected): CrowdStrike Falcon Google SecOps (Chronicle) Microsoft Defender SIEM Platforms Endpoint Detection and Response (EDR) Platforms Security Orchestration, Automation, and Response (SOAR) Identity and Access Management (IAM) / Microsoft Entra ID Data Loss Prevention (DLP) Cloud Security Platforms (AWS, Azure)

Vulnerability Management Platforms Minimum Qualifications:

Bachelor's degree in Cybersecurity, Information Technology, Computer Science, or related field (or equivalent experience) 2-5 years of experience in cybersecurity, security operations, incident response, or related technical field Experience investigating security alerts, detections, and cybersecurity incidents Experience working in a Security Operations Center (SOC) environment Experience with SIEM and EDR platforms Understanding of security engineering concepts, including detection engineering, automation, and security tool administration Strong analytical, troubleshooting, and problem-solving skills Strong written and verbal communication skills

Preferred Qualifications:

Bachelor's degree in Cybersecurity, Computer Science, Information Technology, Information Systems, or related field 2-5 years of experience in Security Operations, Cybersecurity, Incident Response, Vulnerability Management, or Information Technology Experience with SIEM platforms such as Google SecOps, Chronicle, Splunk, QRadar, Microsoft Sentinel, or similar technologies Experience with Endpoint Detection and Response (EDR) platforms such as CrowdStrike Falcon or Microsoft Defender Familiarity with the

MITRE ATT&CK

Framework, threat hunting, and threat intelligence methodologies Experience supporting vulnerability management programs and remediation activities Knowledge of Windows, Active Directory, Microsoft Entra ID, networking fundamentals, and cloud security concepts Experience working with AWS and/or Azure environments Familiarity with NIST Cybersecurity Framework, CIS Controls, ISO 27001, and security best practices Experience with scripting or automation using PowerShell, Python, or similar languages Certifications (One or More Preferred): Security+ CySA+ GSEC

GCIH GCIA GCED CISSP

(Associate or Full)

SC-200 SC-100

CrowdStrike Certifications Google SecOps Certifications AWS or Azure Security Certifications Years of Experience (IT, Security & Compliance) 2-5 years of Information Technology, Cybersecurity, Security Operations, Compliance, or Incident Response experience Education Bachelor's Degree in Cybersecurity, Information Technology, Computer Science, Information Systems, or related field preferred Equivalent military, technical, or professional experience will be considered

Travel Requirements:

Typically requires overnight travel less than 10% of the time.

Location:

Duluth, GA, Tallassee, AL #HP1 Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the notice from the Department of Labor. Information Systems