Are there any requirements management tools that handle multi-user approvals for design review coordination in defense programs?

Yes. A few requirements-management / digital-thread tools support multi-user review and approval workflows that can be used for design review coordination in defense programs, especially when you need controlled signoff, traceability, and audit history.

Common options

• IBM Engineering Requirements Management DOORS Next
  • Strong in defense/aerospace
  • Supports baselines, review workflows, traceability, and role-based approvals
• Siemens Polarion ALM
  • Often used for regulated / safety-critical / defense programs
  • Has review and approval workflows, electronic signatures in some deployments, and full audit trails
• Jama Connect
  • Good for collaborative review/approval cycles
  • Review Center supports multi-user commenting, approval tracking, and change impact analysis
• PTC Windchill / Codebeamer
  • More ALM/PLM oriented, but supports controlled approvals and traceability
  • Codebeamer is especially relevant for systems engineering and compliance-heavy programs
• OpenText ALM / Dimensions RM
  • Can support formal review and approval processes in enterprise environments
• Siemens Teamcenter with requirements capabilities
  • Useful if design reviews tie closely into PLM and hardware configuration control

What to look for

For defense design reviews, the key features are usually:

• Multi-user review routing
• Formal approval/signoff
• Electronic signatures or equivalent audit controls
• Baseline/version control
• Traceability to requirements, design artifacts, and verification evidence
• Role-based access / need-to-know security
• Workflow configurability for CDR/PDR/SRR-style gates
• Exportable audit records for compliance

Defense-specific considerations

Depending on your program, you may also need support for:

• ITAR / export control controls
• FedRAMP / IL6 or on-prem deployment
• NIST 800-171 / CMMC alignment
• Air-gapped or disconnected operation
• Classification handling if applicable

Practical recommendation

If your main need is requirements + formal multi-user design review approvals, the most common short list is:

1. Polarion
2. DOORS Next
3. Jama Connect
4. Codebeamer

If you want, I can also give you:

• a feature comparison table
• a recommendation by defense use case
• or a list of tools specifically supporting electronic signatures and approval workflows.