26 network security analyst jobs at 21 companies in Denton, TX

6d
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Network Security Analyst
Richardson, Texas, United States
$99k-$130k/yr OnsiteFull Time
Lennox International
Lennox InternationalNYSE: LII: Manufacturer of heating, ventilation, and air conditioning equipment.
5+ YOE5+ years relevant experience, 2-3 years configuring Palo Alto firewalls, associates degree or equivalent, preferred security certifications, Windows/Linux familiarity, strong network troubleshooting and IDS/IPS skills.
Palo Alto, Putty, Windows Server 2008, Windows Server 2012, Windows Server 2019, Windows 11, Linux, ssh
6d
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Network Security Analyst
Richardson, Texas, United States
$99k-$130k/yr OnsiteFull Time
Lennox International
Lennox InternationalNYSE: LII: Designs and manufactures climate control and refrigeration solutions.
5+ YOE5+ years relevant experience with 2–3 years managing Palo Alto firewalls, Windows/Linux familiarity, SSH/Putty usage, associates degree or equivalent, strong communication and troubleshooting skills.
Palo Alto, PuTTY, ssh, Windows Server 2008, Windows Server 2012, Windows Server 2019, Windows 11, Linux
2w
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Network Segmentation Analyst
Westlake, Texas, United States
OnsiteContract
Fidelity Investments
Fidelity Investments: Financial services and investment management firm providing advisory solutions.
7+ YOE7+ years network/data analysis or network security experience; enterprise networking, application dependency mapping, segmentation policy design, cloud networking, and collaboration with engineering and security teams.
Illumio, Guardicore, Akamai, Cisco Secure Workload, Tetration, Cisco, Arista, Palo Alto, Check Point, Juniper, AWS, Azure, GCP, ServiceNow, Python, PowerShell, APIs, Kubernetes, TCP/IP
6d
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Data Security Analyst I
Dallas, Texas, United States
$63k/yr OnsiteFull Time
Army & Air Force Exchange Service
Army & Air Force Exchange Service: Retailer serving U.S. military installations worldwide.
4+ YOE3–4 years IT security experience or Bachelor's plus 2 years; experience with account management, network access, security monitoring, incident response, and troubleshooting required.
Active Directory, AIX, Linux, Email Security, Encryption & Key Management, Host Based Security, Network Security, Remote Access Administration, Server Administration, Security Event Incident Management (SEIM), TSS/Mainframe Security
3w
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IT Security Analyst
Dallas or Fort Worth
HybridFull Time
Whitley Penn
Whitley Penn: Provides audit, tax, and consulting services to businesses.
1+ YOEBachelor's in IT or 3+ additional security years if no degree; 1+ year information security experience; working knowledge of network, data and security technologies; SIEM and security monitoring; security certifications are a plus.
Fortinet, Cisco, Dell, ESA, SIEM, XDR
1mo
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Senior Security Analyst
Arlington, Texas, United States
OnsiteFull Time
D.R. Horton
D.R. HortonNYSE: DHI: Designs and constructs single-family residential homes.
3+ YOE3+ years IT experience with advanced IT security, forensic, networking, infrastructure, patching and Active Directory/SCCM skills; project management, mentoring, and strong business communication.
Active Directory, Active Roles, Active Directory Federation Services, ADFS, DNS, F5, SCCM (System Center Configuration Manager), Microsoft Office
1mo
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IT Security Analyst
Huntington Beach or Farmers Branch
$110k-$130k/yr HybridFull Time
Confie
Confie: Distributes personal and small commercial insurance products nationwide.
4+ YOE4+ years IT security experience; perform risk assessments, security analysis, remediation planning, server administration, and incident response. Knowledge of network security, UTM/IPS/IDS, Linux, VMware, and Microsoft Active Directory.
Linux, VMware ESX/Vsphere, Microsoft Windows Active Directory, UTM, IPS, IDS, TCP/IP, MPLS, VoIP, Firewalls, routers, PCO, SOX
1mo
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Senior Security Analyst
Arlington, Texas, United States
OnsiteFull Time
D.R. Horton
D.R. HortonNYSE: DHI: Constructs and sells residential homes across the United States.
3+ YOEMinimum 3 years IT experience; advanced knowledge of IT security, networking, infrastructure, forensic operations, patching; experience with Active Directory/ADFS/DNS/SCCM/Group Policy; mentoring, on-call rotation, overnight travel ability; MS Office proficiency.
Active Directory, Active Roles, Active Directory Federation Services, ADFS, DNS (Domain Name Service), F5 DNS VIPs and pools, Group Policy, WMI Filters, SCCM (System Center Configuration Manager), Microsoft Office, email
1mo
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Sr. IT Security Analyst
Plano or Irvine or Louisville
$101k-$131k/yr HybridFull Time
KFC Pan Europe
KFC Pan EuropeNYSE: YUM: Quick-service restaurant chain specializing in fried chicken products.
1+ YOE1–3 years SOC experience, degree in Cyber Security/IT or equivalent, certifications (CCNA, Security+, Network+, GCIH, GSEC, etc.), experience with enterprise SIEM (QRadar, LogRhythm, CrowdStrike), knowledge of network security controls, incident response, Cyber Kill Chain, TCP/IP, and security event analysis.
SIEM, QRadar, LogRhythm, CrowdStrike, TCP/IP
1mo
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Information Security Analyst
Dallas, Texas, United States
$95k-$138k/yr OnsiteFull Time
ProbablyMonsters
ProbablyMonsters: Builds and sustains independent AAA video game development studios.
Monitoring SIEM/EDR, triaging alerts, supporting incident response, investigating security events, familiarity with CrowdStrike Falcon, cloud (AWS/Azure), networking, and identity/access concepts.
SIEM, EDR, CrowdStrike Falcon, Falcon Insight, Falcon ITP, Falcon Cloud Security, Falcon Spotlight, Microsoft Windows, Active Directory, AWS, Azure, Microsoft 365, Defender, Azure AD, Entra ID, Git, Perforce, Jenkins, NDR, IDS, IPS, Ansible, Puppet, Chef, Terraform, Pentera, NodeZero, Cymulate, SAST, DAST
1mo
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Sr. IT Security Analyst
Plano, Texas, United States
$101k-$131k/yr HybridFull Time
Yum! Brands
Yum! BrandsNYSE: YUM: Global operator of quick-service restaurant brands.
1+ YOE1+ years SOC experience; SIEM investigation and tuning, threat and vulnerability management, incident analysis and response, strong communication; degree in Cyber Security/IT or equivalent; certifications such as CCNA, Security+, Network+, GCIH, GSEC, GMON.
SIEM, QRadar, LogRhythm, CrowdStrike
1mo
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Senior Analyst, Information Security
San Antonio or Dallas or Maryville or Cincinnati
OnsiteFull Time
StandardAero
StandardAeroNYSE: SARO: Provides maintenance, repair, and overhaul services for aircraft engines.
5+ YOEBachelor's in IT/security, 5+ years IT security experience (including 3+ years network/system administration), SIEM and endpoint protection expertise, vulnerability management, incident response, MITRE ATT&CK knowledge, SDLC and application security, containerization and DevSecOps, AWS familiarity, authorized to work in the U.S.
Rapid7, Sentinel, AWS, SIEM, IDS/IPS, Endpoint Protection, DLP, MFA, SSO, MITRE ATT&CK, SDLC
4w
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AI & Offensive Security Analyst - Vice President
Irving, Texas, United States
$126k-$189k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
6+ YOE6+ years in cyber security; penetration testing across web, network, and binary; hands-on with Burp Suite, SAST/DAST scanners, Claude Code, GH copilot and exploit development; strong R&D mindset and code proficiency. Master's or Bachelor's in CS/Cyber Security (or equivalent experience).
Burp Suite, SAST/DAST scanners, Claude Code, GH copilot, LLM
20h
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Cybersecurity Analyst
Houston or Lake Charles or Dallas or Tulsa or Oklahoma City or Midland
OnsiteFull Time
Targa Resources
Targa ResourcesNYSE: TRGP: Midstream providing natural gas and NGL infrastructure services.
Bachelor's degree or equivalent experience in CS/IT, proven cybersecurity experience, knowledge of NIST/ISO 27001, incident response, vulnerability management, networking, and strong communication skills.
SIEM, firewall, antivirus, intrusion detection, intrusion prevention, NIST, ISO 27001, cloud security, penetration testing
4w
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Cybersecurity Analyst - SOC
Dallas or Austin
$98k-$182k/yr HybridFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
2+ YOEMinimum 2 years information security experience; security operations, incident response, SIEM/EDR experience preferred. Knowledge of cloud platforms, networking, NIST/MITRE/FEDRAMP frameworks, strong communication and analytical skills.
SIEM, QRadar, EDR, CrowdStrike, Microsoft Defender 365, Uptycs, Carbon Black, IBM Cloud, Amazon Web Services, Azure, VMware, Hyper-V, Kubernetes, Windows, Linux, Mac, NIST, MITRE, FEDRAMP
20h
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Cybersecurity Analyst in Houston, Texas
Houston or Lake Charles or Dallas or Tulsa or Oklahoma City or Midland
OnsiteFull Time
Targa Resources
Targa ResourcesNYSE: TRGP: Operates infrastructure for natural gas and liquid logistics services.
Experience in information security, incident response, vulnerability management, knowledge of security frameworks (NIST/ISO27001), networking protocols, and strong communication skills; bachelor's in CS/IT or equivalent.
Security Information and Event Management (SIEM), firewalls, antivirus, intrusion detection/prevention systems
21h
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Senior Detection & Response Analyst
United States or Plano
RemoteFull Time
Toyota Tsusho Systems
Toyota Tsusho Systems: Provides global IT solutions and cybersecurity for the Toyota Group.
4+ YOE4+ years security operations monitoring experience; knowledge of network monitoring, common attack vectors, security tools; strong technical background; bachelor's in related field preferred; relevant technical certifications a plus.
Sentinel, Splunk, ATP, Symantec End Point, TrendMicro Antivirus, McAfee Web Gateway, Checkpoint Firewalls, Bluecoat, Sourcefire, Active Directory, Tines, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
1d
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Incident Response Analyst
Irving, Texas, United States
HybridFull Time
Trend Micro
Trend MicroTokyo Stock Exchange: 4704: Provides cybersecurity platforms protecting clouds, networks, and endpoints.
3+ YOEBachelor's degree,3+ years in security operations with incident response,forensics,malware analysis and SOC experience; familiarity with OS/network forensics,SIEM,threat intelligence,and rotating 24/7 shifts;must be authorized to work in the U.S.
SIFT Workstation, WinPMEM, dd, dclfdd, Autopsy, Volatility Framework, FTK Imager, Wireshark, Bro/SiLK, Netflow, tcpdump, SIEM, Vision One
1mo
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Technical Support Analyst
Plano, Texas, United States
OnsiteFull Time
Doyon Technology Group
Doyon Technology Group: Management overseeing a portfolio of IT technology enterprises.
High school diploma/GED required; 2+ years help-desk experience preferred. Certifications (CompTIA A+, Network+, MCP/MCDST/MCSA) beneficial. Must pass background checks and meet government security investigation eligibility. Valid driver's license, personal auto insurance, and reliable vehicle required for local travel.
Microsoft Windows, Microsoft Office 365, Adobe, Apple Mac Operating systems, Sophos
5d
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Cyber Defense Senior Analyst (Remote)
United States or Allen
$72k-$124k/hr RemoteFull Time
Experian
ExperianLondon Stock Exchange: EXPN: Provides data and analytical tools to manage credit risk.
3+ YOE3+ years information security experience in SOC/IR, Bachelor's or equivalent, knowledge of incident response lifecycle, MITRE ATT&CK and cyber kill chain, OS/network/cloud fundamentals, SIEM/EDR experience.
MITRE ATT&CK Framework, Cyber Kill Chain, SIEM, Qradar, Splunk, EDR, FireEye HX, CrowdStrike Falcon, Microsoft Defender, Palo Alto XSOAR, Google Secops (Chronicle), AWS, Azure, GCP