Cybersecurity Operations Engineer

Momentum•Dallas, TX

3d•Onsite

About The Position

Momentum is seeking a Cybersecurity Operations Engineer to manage security operations across its holding company and portfolio of businesses. This role involves leading the technical evaluation of next-generation security stacks, including MDR operations, incident response, endpoint security, and cloud security posture. The engineer will drive proof-of-concept (POC) efforts for Palo Alto Cortex XDR/XSIAM and Prisma Access, aiming to consolidate MDR and move towards a unified SASE and cloud security architecture. The position requires close collaboration with the Cybersecurity Manager, vCISO, Sr. IT Operations Engineer, and portfolio company IT/engineering teams. Key responsibilities include addressing gaps in cloud security strategy, CIS hardening, CASB/DLP, vulnerability management, and continuous pentesting. This is a full-time role based in the Dallas Office.

Requirements

7–9 years of experience in cybersecurity operations, security engineering, or senior SOC/IR roles
Hands-on MDR experience (alert triage, escalation workflows, MSSP management)
Deep expertise with CrowdStrike Falcon (EDR, detection tuning, SIEM/LogScale)
Endpoint security at scale (macOS with Jamf, Windows with Intune)
Proven incident response leadership (led incidents end-to-end)
Cloud security experience in AWS and either GCP or Azure (IAM, CloudTrail, GuardDuty, secrets management)
Experience leading enterprise security platform evaluations and POCs
Familiarity with SASE, CASB, or SSE architectures
Active daily use of AI and automation (100% internal AI adoption; required)

Nice To Haves

Experience in private equity, holding company, or multi-entity environments preferred
Palo Alto Networks experience (Cortex XDR, Prisma Access, Prisma Cloud); PCNSE preferred
Jamf Protect and Jamf Connect at scale
Continuous pentesting platforms (Pentera, NodeZero, Horizon3)
DLP tooling (policy design, data classification, endpoint/cloud enforcement)
MITRE ATT&CK expertise (detection mapping, threat modeling, tabletop exercises)
CIS benchmark implementation and enterprise-scale hardening
PCNSE
GCIH
GCIA
CrowdStrike CCFA / CCFR
Or equivalent certifications

Responsibilities

Serve as primary liaison to the MDR provider; own escalation workflows, alert triage, and SLA accountability across all entities
Act as primary incident responder, leading containment, eradication, recovery, and post-incident documentation
Maintain and test incident response playbooks aligned to MITRE ATT&CK
Lead tabletop exercises in coordination with the vCISO and drive IR maturity across portfolio companies
Lead technical evaluation of Palo Alto Cortex XSIAM, including POC design, capability assessment, and transition planning
Own endpoint security posture across ~1,400 macOS and 300 Windows devices
Eliminate local admin access across the macOS fleet (priority initiative)
Manage Jamf, Jamf Protect, and Jamf Connect; maintain CrowdStrike configurations and detection tuning
Define and implement CIS baselines and hardening standards across endpoints and servers
Lead POC for Cortex XDR/XSIAM: scenario design, detection validation, and operational fit
Evaluate Prisma Access (SASE: ZTNA, SWG, CASB) and Prisma Cloud (CSPM/CWPP)
Produce technical assessments covering capability gaps, integration complexity, migration risk, and total cost of ownership
Own implementation if selected
Own cloud security strategy across AWS, GCP, and Azure
Expand CloudTrail and GuardDuty coverage across environments
Secure CI/CD pipelines (GitHub Actions), enforce secrets management and least-privilege IAM
Evaluate and implement vulnerability management platform; enforce remediation SLAs and reporting
Lead CASB and DLP vendor evaluation and implementation
Maintain and improve CrowdStrike Next-Gen SIEM/LogScale detection rules
Map detection coverage to MITRE ATT&CK (focus on IAM abuse, lateral movement, data exfiltration)
Evaluate and implement continuous pentesting platforms (Pentera, NodeZero, Horizon3)
Conduct technical security assessments across portfolio companies
Support DevSecOps and secure SD