31 siem engineer jobs at 27 companies in Galveston, TX

2w
Save
Mark Applied
Hide
Senior Cyber Security Engineer - SIEM and Automation
Jersey City or Woodland Hills or Houston
$168k-$195k/yr HybridFull Time
Corebridge Financial
Corebridge FinancialNYSE: CRBG: Provides life insurance and retirement products in the United States.
3+ YOESIEM/detection engineering with 3+ years' experience, SIEM platforms (Splunk, Microsoft Sentinel, QRadar, Elastic), query languages (SPL, KQL, Lucene, SQL), MITRE ATT&CK knowledge, cloud logging, scripting (Python, PowerShell).
Splunk, Microsoft Sentinel, QRadar, Elastic, SPL, KQL, Lucene, SQL, SOAR, AWS, Azure, GCP, Python, PowerShell, EDR, IAM, MITRE ATT&CK
2mo
Save
Mark Applied
Hide
Cybersecurity Engineer
Houston, Texas, United States
OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Global provider of engineering, technical, and mission support services.
2+ YOEBachelor's degree in engineering and 2–5 years of experience required. Requires eligibility for U.S. Government Top Secret clearance, cybersecurity risk assessment, threat modeling, networking, and systems engineering experience.
MITRE ATT&CK, Aerospace SPARTA, D3FEND, SIEM, NIST SP 800-53, Kali Linux, Metasploit, Wireshark, CCSDS, IEEE 802.3, ARINC 664 Part 7, SAE AS6802, Microsoft Windows
1mo
Save
Mark Applied
Hide
Senior Threat Detection Engineer
Houston, Texas, United States
HybridFull Time
Macquarie
MacquarieASX: MQG: Global financial group providing investment, banking, and advisory services.
3+ YOE3–5 years in detection engineering or incident response; strong SIEM and threat hunting experience; detection-as-code, Git and CI/CD experience; knowledge of MITRE ATT&CK and cloud/security tooling.
MITRE ATT&CK, Splunk ES, Google SecOps, Sumo Logic, Git, GitHub, Bitbucket, CloudBees, AWS, Azure, GCP, GitHub Copilot, Claude Code
1mo
Save
Mark Applied
Hide
Senior Threat Detection Engineer
Houston, Texas, United States
HybridFull Time
Macquarie Group
Macquarie GroupASX: MQG: Global provider of asset management, banking, and financial services.
3+ YOE3–5 years in detection engineering, security operations, or incident response; strong threat hunting and MITRE ATT&CK knowledge; SIEM and analytics experience; Detection-as-Code and CI/CD familiarity; cloud and enterprise security tooling expertise.
Splunk ES, Google SecOps, Sumo Logic, GitHub, Bitbucket, CloudBees, AWS, Azure, GCP, MITRE ATT&CK, GitHub Copilot, Claude Code
1w
Save
Mark Applied
Hide
IT Security Engineer II
Houston, Texas, United States
HybridFull Time
Tokio Marine HCC
Tokio Marine HCCTokyo Stock Exchange: 8766: Provides specialized insurance solutions and risk management services globally.
5+ YOERequires 5+ years of cybersecurity engineering experience, security platforms, automation, configuration management, broad IT systems knowledge, SIEM, troubleshooting, and communication skills.
SIEM
1mo
Save
Mark Applied
Hide
IT, Senior Cloud Engineer
Phoenix or Friendswood
OnsiteFull Time
Castle Biosciences
Castle BiosciencesNASDAQ: CSTL: Develops genomic tests to improve cancer treatment decisions.
5+ YOE5+ years Azure engineering experience, bachelor\u0002s in CS/IS/cybersecurity or equivalent, experience with Terraform/Bicep, CI/CD, Git, Docker, Kubernetes, Ansible, Atlassian; strong cloud architecture and security experience.
Azure, Terraform, Bicep, CI/CD, Git, Docker, Kubernetes, Ansible, Atlassian, SIEM
1mo
Save
Mark Applied
Hide
Information Security Engineer, Network Security Engineering
Houston or United States
$154k-$161k/yr RemoteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
5+ YOE5+ years network security engineering experience; expert Palo Alto Networks knowledge; API, WAF/CDN, IDS/IPS, DDoS, SIEM, cloud (Azure/AWS/GCP) experience; Python scripting and strong communication skills.
Palo Alto Networks, Panorama, PAN-OS, WAF, CDN, Akamai, Cloudflare, Imperva, F5, IDS/IPS, SIEM, Python, Linux, Azure, AWS, GCP, BGP, OSPF, GRE, IPsec, TLS, DNS, TCP/IP
1mo
Save
Mark Applied
Hide
Cyber Security Engineer
Houston or Utah or Princeton
OnsiteFull Time
NRG Energy
NRG EnergyNYSE: NRG: Generates and sells electricity while providing smart home solutions.
2+ YOE2+ years cyber security experience with cloud exposure; hands-on CSPM/CNAPP experience (Orca preferred); AWS knowledge and native security services; familiarity with IDS/IPS, SIEM, WAF; cloud security certifications desired.
Orca, Wiz, Prisma Cloud, Defender for Cloud, GuardDuty, Security Hub, IAM Identity Center, KMS, CloudTrail, WAF, Shield, EKS, ECS, Lambda, NAC, IPS, IDS/IPS, SIEM
2mo
Save
Mark Applied
Hide
Cybersecurity Operations Engineer
Palo Alto or Houston or United States or Colorado or New Jersey or Delaware or California or District of Columbia
$124k-$238k/yr RemoteFull Time
Lanteris Space Systems
Lanteris Space Systems: Manufactures high-performance satellites and spacecraft for orbital missions.
8+ YOEUS citizen able to obtain government security clearance; Bachelor's in cybersecurity/IT/CS (or 4 additional years' experience); 8+ years in cybersecurity operations/incident response; experience with endpoint protection, cloud security (Wiz, AWS), SIEM, and NIST 800-171/CMMC/DFARS.
Microsoft Defender, Wiz, Tenable, Tenable One, AWS security services, SIEM, EDR, Microsoft Sentinel, MDC, Microsoft Purview, PowerShell, Python, IDS/IPS
1mo
Save
Mark Applied
Hide
Security Engineer
Kansas City or Atlanta or Clayton or New York or Los Angeles or Birmingham or Boston or Chattanooga or Charleston or Dallas or Denver or Edwardsville or Fort Lauderdale or Fort Worth or Houston or Jefferson City or Miami or Nashville or Park City or Philadelphia or Phoenix or Raleigh or Seattle or San Francisco or Salt Lake City or Wilmington or Washington
$120k-$150k/yr RemoteFull Time
Polsinelli
Polsinelli: Am Law 100 law firm providing comprehensive legal services.
2+ YOE2-4 years security engineering experience in on-premises environments, Bachelor's in CS/CE/IS or equivalent, experience with metrics/events/logging, detection engineering, scripting (Python, PowerShell), Microsoft Active Directory and Azure.
Splunk, Microsoft Active Directory, Azure, SIEM, Python, PowerShell, Microsoft Teams, Zoom, MITRE ATT&CK Framework, NIST Cyber Security Framework, CIS Controls
1w
Save
Mark Applied
Hide
Senior Security Engineer
Austin or Boston or Charleston or Charlotte or Chicago or Dallas or Durham or Harrisburg or Houston or Irvine or Kansas City or Los Angeles or Miami or Nashville or New York or Newark or Palo Alto or Pittsburgh or Portland or Raleigh or San Francisco or Seattle or Washington or Wilmington
$112k-$209k/yr HybridFull Time
K&L Gates
K&L Gates: Global law firm providing comprehensive legal and regulatory counsel.
7+ YOE7+ years cybersecurity/security engineering experience; expertise in cloud and hybrid security, DevSecOps, detection engineering, automation, incident response; Bachelor\u0002s or equivalent; relevant certifications preferred.
PowerShell, Python, REST APIs, Microsoft Graph, Azure, Microsoft Defender, Sentinel, Entra ID, Purview, Splunk, CrowdStrike, SIEM, EDR/XDR, MITRE ATT&CK
2mo
Save
Mark Applied
Hide
Senior Cloud Security Engineer
Houston, Texas, United States
$115k-$135k/yr HybridFull Time
Heath Consultants
Heath Consultants: Manufactures methane detection equipment and provides leak survey services.
5+ YOE5+ years in cloud security; strong Azure/M365; IAM; DevSecOps; SIEM/XDR; NIST/CIS; WAFs; scripting.
Azure, Entra ID, Microsoft Defender, Microsoft Defender for Cloud, Microsoft Sentinel, WAFs, firewalls, Terraform, ARM, Bicep, PowerShell, Python, Bash, CI/CD, DevSecOps
1w
Save
Mark Applied
Hide
Leader, Solutions Engineer, Splunk
Houston or Dallas
$239k-$315k/yr RemoteFull Time
Cisco
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
5+ YOE3+ MgmtRequires 5+ years in solution or sales engineering and 3+ years managing technical presales teams. Bachelor's degree or equivalent experience, enterprise sales expertise, and up to 30% travel required.
Splunk Enterprise, Splunk Cloud, ITSI, ES, Observability, SIEM
1mo
Save
Mark Applied
Hide
Information Security Engineer - Network Security
Harris County, Texas, United States
RemoteFull Time
Harris Health System
Harris Health System: Public healthcare system serving residents of Harris County, Texas.
3+ YOE3+ years cybersecurity/network engineering experience; Bachelor’s in related field or equivalent; hands-on Cisco security and Microsoft 365 security experience; HIPAA familiarity and strong troubleshooting and communication skills.
Cisco Secure Access, Cisco Firepower, Firepower IPS, Microsoft 365 Security Suite, Microsoft Defender, Microsoft Sentinel, Entra ID, Microsoft Purview, SIEM, Azure
1mo
Save
Mark Applied
Hide
Cloud CyberSecurity Engineer - Hybrid (Houston or Dallas TX)
Houston or Dallas
$130k-$175k/yr HybridFull Time
AECOM
AECOMNYSE: ACM: Provides infrastructure consulting and engineering services for global projects.
6+ YOEBachelor's degree and 6+ years IT/cybersecurity experience with cloud security focus; experience with AWS and Microsoft Azure, CSPM/CNAPP tools (Prisma Cloud, Qualys), IAM, remediation, logging/SIEM, and stakeholder communication.
AWS, Microsoft Azure, Microsoft 365, Palo Alto Prisma Cloud, Qualys TotalCloud, CrowdStrike Cloud Security, Proofpoint
2mo
Save
Mark Applied
Hide
Cybersecurity Engineer Senior
Columbus or Austin or Chicago or Detroit or Charlotte or Dallas or Minnetonka or Atlanta or Houston or Birmingham
$57k-$113k/yr OnsiteFull Time
Huntington
HuntingtonNASDAQ: HBAN: Provides regional commercial, consumer, and mortgage banking services.
3+ YOE3+ years in internet proxy/filtering; 1-3+ years data reporting; associate degree or 4+ years related experience.
Internet Proxy, Internet Filtering, SIEM, Orchestration, Automation, Remote Browser Isolation
1mo
Save
Mark Applied
Hide
Cybersecurity Analyst/Engineer
Houston, Texas, United States
OnsiteFull Time
Patriot Maritime
Patriot Maritime: Providing vessel management and ship operations for maritime fleets.
3+ YOE3–5+ years cybersecurity experience; hands-on with Microsoft Sentinel, Defender, Entra ID, Conditional Access, Azure; CMMC and federal contractor compliance experience; strong communication and audit-ready documentation skills.
Microsoft Sentinel, SIEM, SOAR, Defender for Endpoint, Defender for Cloud, Microsoft Secure Score, Microsoft Entra ID, Conditional Access, Intune, MEM, Azure, Nessus, Qualys, Defender Vulnerability Management, ERP
1w
Save
Mark Applied
Hide
Cybersecurity & Compliance Engineer
Euclid or Cleveland or Houston or Atlanta or Reno
OnsiteFull Time
Hose Master
Hose Master: Manufactures flexible metal hoses and metal expansion joints.
Designs and maintains cybersecurity controls, monitors security tools, leads incident response, manages compliance frameworks, supports audits, assesses vendor risk, and delivers security awareness training.
SIEM, EDR, NIST, ISO 27001, SOC 2, CMMC, firewalls, IDS/IPS
1mo
Save
Mark Applied
Hide
Associate Security Engineer, Identity Security
Houston or United States
HybridFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
2+ YOEU.S. citizenship required. 2+ years IT/cybersecurity or related experience. Familiarity with Microsoft Entra ID, Active Directory, authentication, IAM concepts, PowerShell and security monitoring. Bachelor's degree or equivalent preferred.
Microsoft Entra ID, Active Directory, PowerShell, Microsoft Graph, KQL, Microsoft Sentinel, Microsoft Defender, Microsoft 365, Azure, SIEM, SAML, OAuth, OpenID Connect, SCIM, LDAP, Kerberos, PKI
2w
Save
Mark Applied
Hide
Sr IT Systems Engineer
Houston, Texas, United States
OnsiteFull Time
Magnolia Oil & Gas
Magnolia Oil & GasNYSE: MGY: Explores and produces oil and natural gas reserves.
5+ YOE5+ years infrastructure and network administration experience with Azure and Microsoft 365; strong Windows/Linux, networking, security monitoring, incident response, and troubleshooting skills; Bachelor's preferred.
Azure, Microsoft 365, Microsoft Copilot, Microsoft Defender, Microsoft Purview, Microsoft Sentinel, Intune, PowerShell, SIEM