Sr. Level CyberSecurity Engineer

Valiant Technologies LLC; Atlanta (GA); Vor Ort; USD 83.000 - 118.000; Vollzeit

Zusammenfassung

Valiant Technologies LLC in Atlanta, GA seeks a Sr. Level CyberSecurity Engineer to act as Tier 3 escalation for incidents and manage security tools across the enterprise.

You will work with MSSPs, refine firewall rules, monitor CrowdStrike EDR and Proofpoint, and drive vulnerability management and threat hunting initiatives. The ideal candidate has 5+ years in cybersecurity, strong experience with CrowdStrike, Proofpoint, and Microsoft Security tools, plus hands‑on SIEM and cloud security

Qualifikationen

• 5+ years of hands‑on cybersecurity experience.
• CrowdStrike Falcon experience.
• Proofpoint Email Security experience.
• Microsoft Security Suite experience (Defender, Sentinel, Purview).
• SIEM platforms experience (Splunk, Sentinel, QRadar, Elastic).
• Experience with MSSPs and third‑party vendors.
• Strong knowledge of network, endpoint, and cloud security.
• Excellent analytical, communication and documentation skills.

Aufgaben

• Act as Tier 3 escalation for security incidents and investigations.
• Manage and optimize security tools and platforms enterprise‑wide.
• Create, review, and troubleshoot Palo Alto firewall rulesets.
• Administer and monitor CrowdStrike EDR and Proofpoint Email Security.
• Operate SIEM platforms and tune alert use cases.
• Utilize Microsoft Defender/ Purview to secure cloud environments.
• Lead vulnerability management: scanning, prioritization, remediation, reporting.
• Coordinate with MSSPs to meet SLAs and quality standards.
• Conduct threat hunting, vulnerability assessments, risk analyses.
• Develop/runbooks and incident response procedures.
• Stay current with threats, vulnerabilities, and regulatory requirements.

Kenntnisse

CrowdStrike Falcon

Proofpoint Email Security

Microsoft Security Suite

SIEM platforms

MSSP coordination

Network security

Endpoint protection

Cloud security

Analytical & documentation skills

Ausbildung

Bachelor’s degree in Cybersecurity/CS

Tools

Palo Alto Next‑Gen Firewall

CrowdStrike EDR

Defender for Endpoint

Purview

SIEM suites (Splunk/QRadar/Elastic)

Jobbeschreibung

Job Title:Sr. Level CyberSecurity Engineer
Location: Atlanta , GA
Duration: 10 Months
Bill Rate: $73/hour (C2C)
Job Type: W-2, 1099, C2C
Client: To Be Discussed Later
Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other
Job Description:

CB&I is seeking a highly skilled and motivated Cybersecurity Engineer or Senior Cybersecurity Analyst to join our growing security team. This individual will play a critical role in protecting our digital assets, managing security operations, and serving as a Tier 3 escalation point. The ideal candidate will have a strong technical background, hands‑on experience with modern security tools, and the ability to manage and delegate operational tasks to MSSPs effectively.

Key Responsibilities:

• Act as a Tier 3 escalation point for security incidents and investigations.
• Manage and optimize security tools and platforms across the enterprise.
• Create, review, and troubleshoot Palo Alto Next‑Gen Firewall rulesets.
• Administer and monitor CrowdStrike EDR and Proofpoint Email Security solutions.
• Operate and fine‑tune SIEM platforms, including alert use case creation and optimization.
• Leverage Microsoft Cloud Security Tools (Defender for Endpoint, Defender for Identity, Purview, etc.) to secure cloud environments.
• Lead the Vulnerability Management program, including scanning, prioritization, remediation coordination, and reporting.
• Collaborate with and delegate tasks to MSSPs, ensuring SLAs and quality standards are met.
• Conduct threat hunting, vulnerability assessments, and risk analysis.
• Develop and maintain security documentation, runbooks, and incident response procedures.
• Stay current with emerging threats, vulnerabilities, and regulatory requirements.

Required Qualifications:

• 5+ years of hands‑on experience in cybersecurity roles.
• Strong experience with:
• CrowdStrike Falcon
• Proofpoint Email Security
• Microsoft Security Suite (Defender, Sentinel, Purview, etc.)
• SIEM platforms (e.g., Splunk, Sentinel, QRadar, Elastic (ELK))
• Proven experience interoperating with MSSPs, third‑party security vendors, and or clients.
• Solid understanding of network security , endpoint protection, and cloud security principles.
• Strong analytical and problem‑solving skills.
• Excellent communication and documentation abilities.

Preferred Qualifications:

• Bachelor’s degree in Cybersecurity , Computer Science, or related field.
• Completion of a recognized cybersecurity training program (e.g., SANS, NIST NICE Framework‑aligned bootcamps).
• Industry certifications such as:
• CompTIA Security +, CySA+
• Certified Ethical Hacker (CEH)
• GIAC certifications (e.g., GSEC, GCIA, GCIH)
• Microsoft SC-200, SC-300
• CISSP or CISM (for more senior candidates)

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.