Brentwood, TN

Cybersecurity Jobs in Brentwood, TN

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Today

Director, Cybersecurity Operations Center

Delek US Brentwood, TN

Brentwood, TN

Today

Full time Manager Cyber Security Cybersecurity Tools

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Job Description

Delek US is looking for a leader to drive security operations with direct ownership of a 24x7x365 Security Operations Center (SOC). In this onsite role in Brentwood, TN (near Nashville), you will lead incident response and oversee monitoring, detection, triage, investigation, escalation, and response across IT, OT, cloud, identity, network, endpoint, and third-party environments.

What you’ll do

Lead Security Operations and run the SOC, directing 24x7x365 monitoring, detection, triage, investigation, escalation, and response across IT, OT, cloud, identity, network, endpoint, and third-party environments.
Serve as incident commander for cyber security events by assessing severity, setting priorities, assigning ownership, coordinating cross-functional response teams, briefing executive leadership, and driving incidents through containment, eradication, recovery, and post-incident improvements.
Ensure monitoring, detection, response, incident management, threat intelligence, threat hunting, and SOC processes align to IS standards, cyber security standards, and overall cyber risk management objectives.
Identify cyber threats, suspicious activity, security incidents, and operational exposures, then determine scope, severity, and business impact; coordinate procedures to contain incidents, restore operations, and strengthen future detection and response.
Develop techniques and procedures for monitoring, alert triage, incident investigation, threat analysis, threat hunting, digital evidence collection, cyber readiness exercises, and post-incident reviews.
Lead investigations and resolution for intrusions, malware activity, unauthorized access, fraud, attacks, data loss events, and leaks.
Translate cyber threat intelligence into actionable monitoring, detection, hunting, and response procedures.
Develop, tune, validate, and maintain security monitoring use cases, detection content, alert logic, response workflows, and escalation procedures.
Lead threat hunting activities to surface indicators of compromise, anomalous activity, and previously undetected threats.
Partner with internal teams and external partners (managed security providers, incident response partners, technology vendors) to support security monitoring, threat detection, and cyber response services.
Oversee continuous improvement of the Security Operations operating model, including SOC coverage, alert intake, triage, escalation, investigation, response coordination, performance measures, and integration. Ensure monitoring services are fulfilled 24x7x365.
Establish and enforce incident command structure, escalation criteria, communication cadence, decision logs, action tracking, and after-action review practices.
Perform review and validation of deliverables for SOC, Incident Response, Threat Intelligence, Threat Hunting, Detection Engineering, and related assigned activities.
Conduct cyber readiness and validation activities, including tabletop exercises and incident response simulations.

Tools and frameworks you’ll work with

You’ll use SIEM, SOAR, EDR/XDR, NDR, and forensic and threat intelligence capabilities, with a strong grasp of NIST, MITRE ATT&CK, and ISA/IEC-62443.

What you bring

Bachelor’s degree (4 year) or an equivalent combination of education and experience.
10+ years of relevant experience in Security Operations, Monitoring & Detection, Incident Response, Threat Intelligence, Threat Hunting, Digital Forensics, or Cyber Defense.
4+ years management experience.
4+ years leading a SOC, MDR function, incident response team, or cyber defense analysts with direct accountability for monitoring, detection, escalation, incident command, and response execution.
Proven experience serving as incident commander for complex incidents across IT and OT, including executive coordination, business impact assessment, response decision-making, regulatory reporting, and post-incident corrective action.
Knowledge of cyber threat and/or intelligence analysis; cyber incident response; threat hunting; detection engineering; malware investigation; and digital forensics practices.
Solid understanding of cyber security, with the ability to analyze incident reporting, investigation results, response actions, and follow-up with reporting sites.
Strong knowledge of incident management, problem management, and change management best practices.
Ability to organize, prioritize, and manage multiple projects concurrently.
Preferred certifications such as CISSP, GSEC, and other cyber security related certifications/licenses.
Ability to provide timely and accurate reporting to internal and external stakeholders and to brief executives on current cyber threats, incidents, and operational readiness.

Benefits

Up to 10% match on your 401(k) on your hire start, with a vesting timeline of only one year
Medical benefits start on day one with a 30% premium rebate annually
Access to the Calm app for FREE
Additional annual incentives through a performance management program
Highest bonus payouts in recent years

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1mo ago

Security Analyst

LBMC, PC Brentwood, TN

Brentwood, TN

1mo ago Closed

Full time Cybersecurity Tools Endpoint Security Identity and Access Management

This position is no longer accepting applications (closed Sep 3, 2026).

Job Description

Join LBMC’s Enterprise Department to support security operations and projects, strengthen controls, and help manage cybersecurity risk across the firm.

Responsibilities

Collaborate with IT and non-IT teams to establish and maintain procedural security controls aligned with security requirements and industry best practices
Use security software to gather data for reporting capabilities
Assist with investigation and response to security alerts
Analyze security issues and help design and implement effective solutions
Review security logs and support technical analysts in interpreting log activity
Work with the Information Security Officer to facilitate cybersecurity risk management by reporting inherent risks and supporting residual risk decisions
Support the Vulnerability Management Program by reviewing vulnerability scan results, patching updates, and penetration test outcomes for an “as is” risk assessment of IT assets
Conduct risk reviews for new applications, developed code, and related areas before implementation and production to help minimize exposure
Monitor phishing campaigns
Report potential threats or software issues
Research system weaknesses and determine countermeasures
Assist employees with cybersecurity, software, hardware, and IT needs
Carry out and support information security plans and policies
Support response, investigation, and recovery efforts for security breaches
Assist with information security awareness training development and support
Protect organizational data and infrastructure by enabling and/or recommending appropriate security controls
Participate in and follow the change management process
Handle daily administrative tasks, reporting, and communication within Information Security and relevant departments as needed or directed
Assist with testing new software and firmware as needed or directed

Requirements

Bachelor’s degree in Information Systems, Computer Science, Information Security, or related field
Minimum 1-3 years progressive experience in IT risk, cybersecurity risk management, IT audit, or information security risk management, with emphasis on cybersecurity technology implementation projects or related technology implementations
Strong knowledge of core IT and security infrastructures, including Active Directory, Azure AD, Microsoft Windows security controls, SIEM, AV/EDR, IDS/IPS, PIM, PAM, IAM, certificate management, and vulnerability scanners
Strong understanding of each phase of the (S)SDLC and project delivery under Agile methodologies
Cloud security knowledge for Azure/Windows environments, including risk assessments, security controls definition, control procedure appropriateness, and security capability identification
Working knowledge of standards and frameworks: ISO 27001, IT Infrastructure Library and ISO 20000, Capability Maturity Model Integration, and laws/standards (NIST, GDPR, Sarbanes-Oxley)
Understanding of SOC 2, Type II audits
Strong knowledge of information security across Analyze, Prevent, Detect, and Respond domains
Highly analytical, detail-oriented, and organized to complete assigned work

Technologies

Active Directory
Azure AD
Microsoft Windows security controls
SIEM
AV/EDR
IDS/IPS
PIM
PAM
IAM
Certificate Management
Vulnerability scanners
Azure
ISO 27001
IT Infrastructure Library
ISO 20000
Capability Maturity Model Integration
NIST
GDPR
Sarbanes-Oxley
SOC 2
Type II audits
Agile methodologies
(S)SDLC

Location

Brentwood, TN (Onsite)

Opportunity

Maintain security operational and project activities and recommend remediation to minimize cybersecurity risks
Work closely with the Information Security Officer, IS leadership, and team members to implement and sustain security and compliance across LBMC
Continually monitor compliance-related activities and support risk assessments, monitoring, and security projects

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Cybersecurity Jobs in Brentwood, TN

Director, Cybersecurity Operations Center

Security Analyst

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