SIL4 Systems, Inc.

5 Things They Don’t Teach You About Rail System Reliability in School 1. “Redundancy without diversity is just synchronized failure.” - Two microcontrollers doing the same thing the same way isn’t safety—it’s a single point of failure with backup lights. 2. “Failure modes don’t announce themselves—they hide where you aren't looking.” - Most real-world issues in embedded rail systems come from the interactions, not the components. 3. “Real-time ≠ fast. Real-time = predictable.” - Your ISR latency matters more than your CPU clock when a train’s braking system is on the line. 4. “If your fallback mode hasn’t been tested in chaos, it’s just theater.” - Safety-critical designs must fail safely—not just fail gracefully. 5. “EMC doesn’t care about your confidence. It only cares about your grounding.” - That floating input pin you ignored? It’s now an antenna, and your control logic is toast. At SIL4 Systems, we design embedded platforms for real-world rail environments—where standards are strict, and failures are not an option. Looking to make your safety systems smarter, tougher, and future-proof? Let’s talk. https://lnkd.in/eYg3rxcK #RailTech #EmbeddedSystems #FunctionalSafety #SIL4 #ReliabilityEngineering

Your network might be running fine—but is it resilient? Is it secure? In high-stakes environments, you need gear that goes beyond "good enough." Our rugged network switches are built to thrive where others fail—harsh conditions, tight deadlines, and strict cybersecurity demands. - Up to 20 ports - Managed, unmanaged, or routing options - PoE and non-PoE models - Features like automatic bypass during power loss, LRV backbone support, and 100MB/s PoE ports From compact edge devices to industrial backbones, we've got the perfect fit—and the best value. Let’s future-proof your network. https://lnkd.in/eHamqgzm

Cyber threats in the rail industry are evolving — how prepared is your network? At SIL4 Systems, we specialize in securing rail-focused network infrastructure. Whether you’re curious about compliance standards, possibly deploying intrusion detection in your network, or need some guidance about best practices for securing onboard and wayside networks, we’re here to help. Drop your questions in the comments below, or need a more in-depth discussion? Fill out our inquiry form and let’s explore how we can strengthen your cybersecurity strategy today! https://lnkd.in/eYg3rxcK #RailCybersecurity #RailSafety #NetworkSecurity #TransportationTech

=== EMPLOYEE SPOTLIGHT === Excited to spotlight our Lead Software Engineer, Andrew Yankovich, who plays a pivotal role in our company. His exceptional work ethic and intelligence have propelled our projects to new heights, ensuring the utmost safety and efficiency. His contributions are invaluable, consistently driving our mission forward. Bonus fact is Andrew channels his creativity into music - playing, writing, and creating in his free time!

Introducing the Next Generation of Reliability: 512GB & 1TB CHMM! We're excited to announce the launch of our new Crash-Hardened Memory Module (CHMM), newly available in 512GB and 1TB capacities. With our line of CHMMs having many years in operational service and a legacy of proven, real-world performance, our CHMM solutions are trusted by a diverse, global customer base in mission-critical environments. With new regulations demanding more data be stored in a Crash-Hardened Memory, our upgraded CHMM models ensure compliance while delivering unmatched performance. Visit our website today to request a quote or connect with our experts. Let’s drive innovation and reliability together! https://lnkd.in/eiJ8NA9y

On National Data Privacy Day, it’s vital to recognize the unique challenges of protecting sensitive data in rail operations, especially as enterprise IT and OT systems become increasingly interconnected. To keep rail data secure, organizations must enforce strong access controls, implement network segmentation between IT and OT, and use encryption to protect sensitive data in transit and at rest. Regular cybersecurity awareness training, continuous monitoring for anomalies, which we can assist in with our IDPS-01 solution, and strict compliance with industry regulations are essential to preventing unauthorized access and data breaches. As rail systems become more connected, protecting data isn’t just about privacy—it’s about ensuring passenger safety, operational continuity, and the resilience of national infrastructure. Protecting data means protecting rail operations—let’s make cybersecurity a priority for safety, reliability, and resilience! #NationalDataPrivacyDay #RailCyberSecurity #DataPrivacy #OTSecurity #TransportationSecurity

This Thanksgiving, we’re grateful for our incredible team, valued partners, and loyal customers who make everything we do possible. Wishing you all a day filled with gratitude, joy, and connection—Happy Thanksgiving from all of us at SIL4 Systems! 🦃🍁 #Thanksgiving2024 #Grateful #GiveThanks #GobbleGobble

At SIL4 Systems, we assist with the difficult, time consuming and costly tasks required to delivery safety critical products to the market. We have over 30 years of experience in designing and delivering demanding safety critical systems that acceptably manage risks and comply with more pervasive safety standards, including IEC 61508, ISO 26262, and EN 50126, 50128, 50129. Contact us today! #SafetySystems #FunctionalSafety #TransportationSafety #SafetyFirst https://lnkd.in/eAgpP5j3 https://lnkd.in/eC3wVpRn

This Veterans Day, we honor all those who’ve served, including our very own Sean Dunning. Your dedication to our country and our team is truly inspiring. Thank you for your service and the impact you make every day! #VeteransDay #ThankYou

As Cybersecurity Awareness Month wraps up, let’s remember that cybersecurity is a year-round responsibility—especially in rail transit, where secure networks keep passengers and critical infrastructure safe. Attackers don’t wait, and neither should our defenses. Our Intrusion Detection and Prevention System (IDPS) for on-rail networks helps secure critical on-vehicle assets by continuously monitoring and protecting against all threats. Let’s stay vigilant and committed to resilience on every track and network. Safeguarding rail systems isn’t just a priority; it’s a shared mission for us all. https://lnkd.in/etXeCrnk #CybersecurityAwarenessMonth #RailTransit #IDPS #