SOC Providers.com Security Operations Center providers
Last reviewed: 1 Jun 2026

Verizon Managed SIEM

MSSP

Verizon Managed SIEM is a managed security monitoring service for SIEM environments the customer already owns. Verizon's SOC investigates SIEM incidents, classifies risk, maintains SIEM content and escalates incident tickets with context, while the customer owns remediation and containment unless a separate service covers it.

What they do
Investigate and advise
Works with
Your stack
Built for
Enterprise / Mid-Market
Price
Quote-based, per serviced SIEM device
Best for
Enterprise buyers with an existing Splunk, QRadar or Microsoft Sentinel environment

They cover

  • Endpoints
  • Cloud Workloads
  • Identity & Access
  • Email
  • Network
  • SaaS Applications

Your team still owns

  • Owning or hosting the SIEM instance and the underlying log sources
  • Providing customer context that Verizon uses to classify incidents
  • Taking mitigation, containment and remediation actions after escalation
  • Reporting customer remediation actions back to Verizon so tickets and reports stay accurate

Pricing

Line Figure
Published price Quote-based, per serviced SIEM device
Billing model Per-asset, Custom
Contract Not published
Onboarding Not published

Tradeoffs

Works well

  • Clear fit for buyers that want their existing SIEM monitored without replacing it
  • Public service guide explains incident states, escalation paths, SLA targets, service commitments and charge structure
  • Verizon's global security operations footprint can matter for enterprise and multinational buyers
  • The model keeps response authority with the customer, which can help regulated teams that cannot outsource containment

Watch out for

  • Not a full SOC or direct response MDR service by default
  • The customer still owns remediation, containment and repair work after escalation
  • Extra SIEM engineering, implementation and mitigation tasks can require additional rates or statements of work
  • Managed SIEM public review depth is limited compared with broader Verizon managed security reviews

What buyers say

Alert noise

Not assessed

Transparency

Not assessed

Customers like

  • Review themes include steady monitoring and meaningful alerting
  • Verizon's size and SOC footprint can matter for large enterprise procurement
  • The service guide gives more contractual detail than many Managed SIEM pages

Watch out for

  • Some reviews criticize outcome ownership and account management
  • Reporting depth may require paid service level reporting options
  • PeerSpot shows little or no Managed SIEM review depth

Reputation reads from public reviews, not vendor-published numbers.

Sources
Gartner Peer InsightsPeerSpot comparison surfaceReddit Managed SIEM discussion

Ask before buying

  1. Which SIEM instances, log sources and use cases are in the base managed scope?
  2. Which incident classes receive SLA-backed notification, and what happens after Verizon escalates a ticket?
  3. Which remediation, containment or SIEM engineering tasks require a separate statement of work or additional rates?

Integrations

SplunkIBM QRadarMicrosoft SentinelCustomer SIEMVerizon Unified Security PortalVerizon Security Management Centers

Editorial notes

Why investigate-alerts lane

Verizon's public service guide says the SOC starts an investigation, classifies incidents and can propose next actions. It also says escalation gives the customer information to institute mitigation, containment or resolution, so this is not a direct response MDR service by default.

Best fit

The profile is useful for buyers that already have a SIEM investment and want an external SOC to monitor it. It is less suitable for buyers that want the provider to own endpoint isolation, account actions and incident remediation.

Scope boundary

SIEM content changes, extra SIEM engineering, implementation work and remedial activities can be separate chargeable work. Buyers should review the service guide and statement of work line by line before comparing it with MDR.

Review evidence

Verizon has managed security review evidence, but Managed SIEM review depth is limited. Public copy therefore treats customer sentiment as a broad MSS signal and not as proof of this exact service tier.

Questions

Does Verizon Managed SIEM run your SOC?
No. This profile classifies it as Investigate and advise because the public service guide says Verizon monitors, investigates, analyzes, classifies and escalates SIEM incidents. The customer still owns mitigation, containment and remediation unless another Verizon service or separate statement of work covers that work.
Which SIEMs does Verizon Managed SIEM support?
Verizon's public page names Splunk, QRadar and Microsoft Sentinel for upfront implementation or tuning based on standard Verizon rule sets. Buyers should confirm the exact SIEM version, hosting model, log sources and content-change process in the quote.
How is Verizon Managed SIEM priced?
Public sources do not show a numeric list price. The service guide describes non recurring and monthly recurring charges per SIEM serviced device, additional rates for extra work and 1, 2 or 3 year service commitments.