Linux & Unix
System engineering, network services, infrastructure automation, hardening, and ongoing administration.
After Dark Systems, LLC
Infrastructure.
Software.
Accountable operations.
We build, manage, and support the systems your organization depends on.
Linux and Unix. IT security. Cloud, DevOps, and DevSecOps. Practical engineering for financial services, government, and organizations with demanding operational requirements.
Engineering & operations
From the operating system
to the application.
IT security
Security architecture, threat investigation, incident response, and the tools to manage security cases.
Cloud & delivery
Cloud architecture, DevOps, DevSecOps, and migration planning. Move workloads from major clouds to our infrastructure, or between cloud providers through a premium engagement.
AI engineering
AI integration, prompt engineering, and loop engineering: design, evaluate, and operate iterative AI workflows.
Sector expertise
Financial services.
Government.
Engineering shaped by access controls, change management, and operational accountability.
Financial services
Secure infrastructure, controlled software delivery, and support for systems where availability and traceability matter.
Government
Linux and Unix environments, security engineering, and managed operations aligned with the requirements of each engagement.
Software & support
Support for the software you run.
We manage platforms, maintain open source software, and provide commercial software with source licensing. Paid support is available for all our products and for open source products.
Managed platforms
Platform operations with agreed maintenance, monitoring, and support responsibilities.
Managed services →Open source
Deployment assistance, troubleshooting, upgrades, and operational support for open source software.
Open source projects →Commercial software
Our products, source licensing, and support terms matched to your deployment and organization.
Products and licensing →Connected services
Work across one service portfolio.
Customer operations, collaboration, infrastructure tooling, and security investigation.
Client portal
Access your customer services and account resources.
Billing
Manage invoices, subscriptions, and payments.
Tickets & changes
Coordinate support requests and operational changes.
Project management
Plan projects and track issues.
Documentation
Read product and service documentation.
Forums
Participate in product and technical discussions.
AfterCase
Manage IT security cases and investigations.
API
Connect services and build integrations.
Analytics
Discuss traffic and service usage analytics.
CaptchAng
Protect applications with human verification.
Meetings
Discuss video meetings and collaboration.
Cloud migration
Discuss workload migration and conversion.
Start a conversation
What needs to work better?
Tell us about your infrastructure, software, or support requirements.