Your External Infrastructure Team
Critical infrastructure
requires a team.
Most organizations rely on an internal team stretched too thin, a consultant who built the stack, or a managed host focused on its own platform. In each case, no one is clearly responsible for keeping systems stable over time.
Talk with an engineerDoes any of this sound familiar?
Most long-term infrastructure problems start in one of these situations.
Developers carrying infrastructure responsibility
Your infrastructure is being handled by the same people building or supporting the application. It works until something breaks, and then developers have to stop what they are doing to deal with infrastructure issues.
A consultant who built it and moved on
The stack was designed and deployed by someone who’s no longer involved. Key system knowledge left with them.
A single administrator with no backup
One engineer knows everything. When they’re unavailable — vacation, illness, or departure — system continuity depends on luck.
A managed host that manages only their platform
Your host manages the layer they sell. Custom configuration, performance tuning, and anything outside their defaults falls to you.
Open Source Involvement
We support the Linux Foundation because Linux is central to the production infrastructure our customers rely on. Their work helps sustain the open source ecosystem behind modern server operations.
FreeBSD Foundation
Project supporter
We support the FreeBSD Foundation because FreeBSD remains an important production operating system for stable, well-understood infrastructure. Their work helps maintain the project, documentation, advocacy, and community around FreeBSD.
These gaps eventually become visible.
These patterns create weak points that usually stay hidden until growth, change, or an incident exposes them.
Growth starts exposing gaps
As systems grow, the old way of handling them stops working. Problems show up faster than the team has time to address them.
Security drift
Without dedicated oversight, hardening gets deferred, patching slips, and access control gradually becomes harder to manage.
Incident exposure
When systems fail at 2am, you need an engineer who knows the environment, not someone dialing in cold.
Continuity risk
When the one person who knows the systems is unavailable, decisions slow down and gaps become obvious fast.
Keeping your systems stable is a full-time responsibility.
Keeping your systems stable is not a side task. It requires dedicated engineers, documented processes, controlled changes, sound security practices, and ongoing attention.
Organizations that rely on critical systems either build an internal team or bring in an external one. The middle ground usually breaks down over time.
We are that external team.
A-Team Systems serves as your external infrastructure team. We stay involved in Linux and FreeBSD environments over the long term, with the system knowledge and engineering depth critical systems require.
That takes day-to-day infrastructure responsibility off your internal team. Leadership spends less time chasing infrastructure issues, and developers stay focused on their own work instead of carrying server responsibility on the side.
Talk with an engineerBAA support available.
Operate wherever your infrastructure runs.
Not managed hosting.
Not server management.
Not DevOps consulting.
Each category addresses a real need — just not the one that comes with keeping systems stable over time.
Managed Hosting
Manages infrastructure inside their own platform. Configuration, performance, and architecture decisions outside their defaults fall to you.
Server Management
Maintains individual servers on a reactive, per-ticket basis. That is different from the ongoing structure critical systems require.
DevOps Consulting
Builds infrastructure platforms and automation pipelines, then moves on. They are usually not the team staying responsible for the environment afterward.
A-Team Systems
Stays involved in your infrastructure over time. Consistent maintenance, known context, and engineers who understand the environment.
What changes when A-Team handles your infrastructure
What changes in day-to-day reality, not just on paper.
What we take on
Support across the full lifecycle — from architecture to day-to-day system management.
Infrastructure Management
Our core service for live Linux and FreeBSD environments, covering maintenance, monitoring, incident response, security work, and long-term continuity.
Learn moreProduction Linux Infrastructure
Long-term Linux support — kernel tuning, application services, and the open-source stack including Apache, Nginx, MySQL, PHP, and OpenLDAP.
Learn moreFreeBSD Production Systems
Long-term FreeBSD support from engineers with deep FreeBSD experience, plus active community and Foundation involvement.
Learn moreSecurity & Compliance Operations
Ongoing security work — hardening, access control, audit logging, vulnerability management, and patching maintained as part of normal system care. HIPAA-aligned where required; BAA available.
Learn morePerformance Optimization
Evidence-based performance work across operating systems, web tiers, databases, caching, and supporting infrastructure in live environments.
Learn moreHigh Availability & Scaling Operations
Infrastructure design built for growth and failure. Redundancy, failover, and load balancing for systems where downtime has real consequences.
Learn moreHow an engagement works
A structured onboarding process followed by long-term involvement in your environment.
Discovery
We review your environment, understand your operational context, and confirm we’re the right fit before moving forward.
Alignment
We agree on scope, responsibilities, and baseline expectations so responsibility transfers cleanly.
Integration
We embed into your environment — monitoring established, documentation built, and engineers brought up to speed on how your systems run.
Ongoing Stewardship
Continuous maintenance, ongoing security work, and 24×7 incident response from engineers who know your infrastructure and stay involved over time.
Latest from A-Team Systems
Technical notes, company updates, and operational perspective from our work with production infrastructure.
Tech Blog
Practical guides and troubleshooting notes for Linux, FreeBSD, networking, monitoring, security, and production systems.
Using tcpdump and Wireshark: Linux and FreeBSD Network Capture and Analysis Guide
Capture network traffic on a headless Linux or FreeBSD server with tcpdump, save it as a pcap file, and review the results locally in Wireshark.
- Linux
- FreeBSD
- Networking
GitLab Project Access Token “You are not allowed to download code from this project.”
We ran into an issue where a GitLab Project Access Token would not work when trying to clone a repository it had permission to access.
- GitLab
- access tokens
- source control
Understanding NginX’s sendfile Parameter and Its Implications with NFS
In the world of web servers, NginX has emerged as a robust, high-performance option, powering some of the most trafficked sites on the internet. It’s...
- FreeBSD
- Linux
- NFS
News & Press
Company updates, public announcements, security commentary, community involvement, and certification notes.
A-Team Systems Launches Updated Website and Clearer Service Names
A-Team Systems has launched an updated website with clearer service naming to help customers and prospects better understand its production infrastructure support services.
A-Team Systems Monitoring Claude Mythos Preview and Project Glasswing
A-Team Systems is monitoring Anthropic's Claude Mythos Preview and Project Glasswing as AI-assisted vulnerability discovery changes the pace of software security work.
A-Team Systems Joins the Linux Foundation as a Silver Member
A-Team Systems has joined the Linux Foundation as a Silver Member, reflecting our continued support for open source software and the communities that maintain it.
Common questions
Linux infrastructure support covers ongoing care of production Linux environments. This includes OS and package maintenance, monitoring and alerting, incident response, security hardening, and documentation. It focuses on production systems rather than desktop or end-user support.
No. A-Team is an infrastructure operations team, not a hosting provider. We operate production Linux and FreeBSD environments wherever they run -- on any cloud provider, on-premises, or in hybrid configurations. Your choice of hosting provider does not change.
A-Team supports Ubuntu Server, Red Hat Enterprise Linux, Rocky Linux, AlmaLinux, Debian, and SUSE Linux Enterprise. Additional distributions are considered case-by-case.
Yes. A-Team works alongside internal developers, technical staff, and consultants. This keeps infrastructure responsibility with dedicated engineers so your team can stay focused on application work and business priorities.
When infrastructure responsibility is unclear, we should talk.
If you rely on Linux or FreeBSD and need a team that can take long-term responsibility for keeping systems stable, reach out. We will review the environment, talk through fit, and tell you directly whether we are the right team.
Talk with an engineer or call 1-828-376-0458