Senior Security Analyst (MSSP)

⚠ This role requires daily onsite attendance in Houston. Remote work and visa sponsorship are not available.

DataVox is seeking an experienced, customer-focused Senior Security Analyst to join our growing Managed Information Technology team in Houston, TX. This role is ideal for a cybersecurity professional who enjoys investigation, incident response, customer consulting, security operations, and helping organizations improve their overall security posture. This is a hands-on role with a strong client facing requirement.

The ideal candidate enjoys solving complex problems, communicating effectively with both technical and non-technical audiences, and taking ownership of security issues from identification through resolution.

If you are looking for a role where you can make a measurable impact on customer security while continuing to grow your cybersecurity expertise, this is an excellent opportunity.

What You'll Be Responsible For

Security Alert Management & Investigation

You will serve as the primary escalation point for security alerts generated from multiple platforms, vendors, and internal teams.

Responsibilities include:

• Investigating escalated security alerts and suspicious activity
• Reviewing endpoint, identity, email, and network security events
• Evaluating business impact and security risk

This role requires curiosity, analytical thinking, and the ability to connect information from multiple systems to understand the complete security picture.

Incident Response Coordination

When security incidents occur, you will coordinate response efforts and ensure all stakeholders remain informed throughout the process.

Key responsibilities include:

• Building and maintaining incident timelines
• Coordinating containment actions
• Escalating critical security issues appropriately
• Managing communication between customers, vendors, and internal teams
• Tracking remediation efforts and recovery activities
• Confirming incident closure requirements
• Documenting lessons learned and follow-up recommendations

Microsoft 365 & Identity Security

You will help customers secure their Microsoft 365 and identity environments by investigating security events, identifying risks, and recommending improvements to strengthen their security posture.

Responsibilities include:

• Investigating risky sign-ins and impossible travel events
• Analyzing MFA fatigue attacks and password spray indicators
• Reviewing suspicious mailbox activity and privileged access concerns
• Identifying legacy authentication risks and Conditional Access gaps
• Recommending security improvements that balance risk reduction and business requirements

Endpoint Security & Managed Detection Response (MDR) Oversight

You will help ensure customers maintain effective endpoint protection by overseeing security posture, coordinating threat response activities, and partnering with CrowdStrike Falcon Complete's 24x7 managed security team.

Key Responsibilities:

• Reviewing and validating security incidents escalated by CrowdStrike Falcon Complete and other security platforms
• Coordinating with CrowdStrike analysts during threat investigations and response activities
• Tracking containment, remediation, and recovery actions through resolution
• Identifying systems lacking endpoint protection, security coverage, or policy compliance

Vulnerability Management & Risk Reduction

Cybersecurity is most effective when organizations reduce risk before threats become incidents.

In this role, you will:

• Review high-risk vulnerabilities
• Track patching and remediation efforts
• Coordinate corrective actions with internal teams
• Escalate unresolved security concerns

• Assist customers with vulnerability prioritization based on business risk and threat exposure

Security Reporting & Customer Scorecards

You will transform security data into meaningful insight.

Responsibilities include:

• Developing monthly customer security reports
• Creating executive-friendly scorecards
• Tracking security trends over time
• Monitoring vulnerability remediation progress
• Identifying recurring security concerns
• Presenting actionable recommendations

Security Program Improvement

At DataVox, we believe security programs should continuously evolve.

As a Security Analyst, you'll help improve both customer and internal security operations by:

• Developing and refining security playbooks
• Improving alert workflows and escalation standards
• Identifying automation opportunities
• Enhancing reporting and dashboards
• Supporting compliance and security maturity initiatives
• Providing feedback on process improvements
• Helping standardize security procedures across customers

Security Platform Expertise & Operational Improvement

You will serve as an internal subject matter expert for key security technologies and processes.

Responsibilities include:

• Assisting with security platform configuration and optimization
• Improving alert routing and workflow efficiency
• Supporting automation and workflow improvement initiatives
• Identifying tool gaps and optimization opportunities
• Maintaining documentation and procedures
• Advising leadership on security platform improvements
• Supporting internal teams with security-related questions

What We're Looking For

Required Technical Experience

• Microsoft 365 Security and Microsoft Entra ID
• Endpoint Detection and Response (EDR)
• Cybersecurity investigation and incident response
• Email security and phishing analysis
• Vulnerability management
• Security risk assessment
• Network and firewall fundamentals
• Backup and disaster recovery concepts

Professional Skills

Successful candidates will possess:

• Strong analytical and critical thinking abilities
• Excellent verbal and written communication skills
• Strong organization, documentation discipline, and attention to details
• Ability to explain technical issues to non-technical audiences
• Customer-facing professionalism
• Ability to manage multiple competing priorities and coordinate across teams
• Strong ownership and accountability
• Collaborative problem-solving mindset

Preferred Qualifications

The following certifications and experience are highly desirable:

Certifications: CompTIA Security+, CompTIA CySA+, SSCP, Microsoft Security Certifications (SC-200, SC-300), CrowdStrike Certifications, Checkpoint Harmony (Email and Collabration) or other equivalent cybersecurity certifications

Experience

• 4-7 years cybersecurity experience
• Managed Service Provider (MSP) or Managed Security Services (MSSP) experience
• CrowdStrike Falcon, Arctic Wolf, Microsoft Security Stack, Datto, Fortinet, Meraki, Palo Alto, SonicWall, Sentinel One
• MSP platforms such as ConnectWise, RMM, ScreenConnect, IT Glue
• Customer-facing security consulting

What This Role Is NOT

To ensure expectations are clear:

• This is not a traditional 24/7 SOC monitoring position.
• This is not a Help Desk role.
• This is not a NOC, Network Engineer, or Project Engineer position.
• This is not a sales engineering or presales role.
• This is not limited to watching alerts and forwarding tickets.

Instead, this is a high-impact security role that requires investigation, communication, coordination, strategic thinking, customer engagement, and ownership.

Ready to Help Customers Stay Secure?

If you're passionate about cybersecurity, enjoy solving complex problems, and want an opportunity to serve as both a security practitioner and trusted advisor, we invite you to apply.

Join DataVox and help organizations navigate today's cybersecurity challenges with confidence. 🔒🚀