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🏆 Top Rated Plus | 100% Job Success 🏆 Senior Infrastructure Engineer 🏆 Linux • Networking • Monitoring • Automation • Security Operations • Windows • DevOps I help businesses design, troubleshoot, monitor, secure, and automate production infrastructure environments. With 15+ years of hands-on experience across Linux systems, cloud infrastructure, enterprise networking, monitoring platforms, observability workflows, infrastructure automation, and security operations, I focus on solving complex operational and infrastructure challenges reliably and professionally. ━━━━━━━━━━━━━━━━━━ 💻 Infrastructure & Linux Engineering ━━━━━━━━━━━━━━━━━━ ✅ Linux administration (Ubuntu, Debian, AlmaLinux, CentOS, RedHat) ✅ Infrastructure troubleshooting & operational support ✅ Server hardening & patch management ✅ Performance tuning & infrastructure optimization ✅ Docker & containerized environments ✅ VPN deployments (WireGuard, OpenVPN, IPsec) ✅ DNS troubleshooting & infrastructure migrations ✅ NGINX, Apache, LiteSpeed optimization ✅ MySQL, MariaDB, PostgreSQL administration ✅ Infrastructure monitoring & operational visibility ━━━━━━━━━━━━━━━━━━ 📊 Monitoring & Observability ━━━━━━━━━━━━━━━━━━ ✅ Zabbix deployment, templates, alerting & monitoring ✅ Graylog centralized logging & syslog ingestion ✅ Infrastructure observability workflows ✅ SNMP monitoring & telemetry collection ✅ Infrastructure dashboards & alerting strategies ✅ Log parsing, visibility & operational troubleshooting ✅ Monitoring Linux servers, switches, VPS, cloud environments & infrastructure services ━━━━━━━━━━━━━━━━━━ 🌐 Network Engineering ━━━━━━━━━━━━━━━━━━ ✅ Arista & Cisco Nexus operational support ✅ VLANs, VRFs, routing & switching ✅ WireGuard & site-to-site VPN deployments ✅ A10 Networks & CGNAT operational support ✅ Network troubleshooting & operational visibility ✅ Firewall policy troubleshooting ✅ Infrastructure telemetry & monitoring integrations ✅ Infrastructure cabling & operational deployments ━━━━━━━━━━━━━━━━━━ ☁️ Cloud & Infrastructure Operations ━━━━━━━━━━━━━━━━━━ ✅ AWS infrastructure support ✅ Cloudflare integrations & DNS management ✅ EC2, VPC, RDS, Redis & infrastructure deployments ✅ Amazon SES, SPF, DKIM & DMARC configuration ✅ Email deliverability troubleshooting ✅ Cloud migrations & infrastructure onboarding ✅ Infrastructure automation using Bash & Python ━━━━━━━━━━━━━━━━━━ 🔐 Security Operations ━━━━━━━━━━━━━━━━━━ ✅ Vulnerability remediation support ✅ Security hardening & MFA enforcement ✅ Incident response & operational troubleshooting ✅ Malware cleanup & compromised server handling ✅ Infrastructure security baselines ✅ Operational security reviews ✅ ISO27001 / SOC2 / HIPAA operational support ━━━━━━━━━━━━━━━━━━ 🛠️ Platforms & Technologies ━━━━━━━━━━━━━━━━━━ 💻 Linux: Ubuntu • Debian • AlmaLinux • CentOS • RedHat 🌐 Networking: Arista • Cisco Nexus • WireGuard • VPN • VLAN • VRF • A10 Networks 📊 Monitoring: Zabbix • Graylog • SNMP • Syslog • Telemetry ☁️ Cloud: AWS • Cloudflare • DigitalOcean • Linode • Vultr ⚙️ Automation: Bash • Python • REST APIs • Infrastructure Automation ━━━━━━━━━━━━━━━━━━ 🚀 What You Can Expect ━━━━━━━━━━━━━━━━━━ ✅ Clear communication ✅ Production-safe execution ✅ Strong troubleshooting methodology ✅ Clean documentation ✅ Long-term operational stability ✅ Infrastructure-focused solutions ✅ Reliable and professional support I am comfortable working independently, collaborating with internal teams, troubleshooting production incidents, and supporting long-term infrastructure operations across enterprise and MSP environments.

I help U.S. businesses navigate SMS approval, deliverability, and compliance requirements - reducing the risk of carrier rejections, blocked traffic, and regulatory issues. I specialize in A2P SMS compliance and deliverability, including 10DLC registration, Toll-Free Verification (TFN), and TCPA/CTIA consent audits, as well as diagnosing carrier-level delivery problems. My work focuses on aligning SMS programs with current carrier and regulatory expectations so they can operate and scale responsibly in the U.S. market. If your messages are being rejected, filtered, or delayed - or you’re unsure whether your consent flow and use case will withstand carrier or legal review—I can help assess and correct the underlying issues. What I Do • 10DLC brand & campaign registration (new submissions, rejections, reclassifications) • Toll-Free Verification (TFN) setup and resubmissions • TCPA / CTIA compliance audits (opt-in flows, disclosures, opt-out handling) • SMS deliverability diagnostics (carrier filtering, content flags, throughput limits) • Platform-specific guidance (Infobip, Twilio, GoHighLevel, ClickSend, SimpleTexting) • Compliance-aware SMS automation (webhooks, triggers, rate-limiting, quiet hours)

I have extensive working experience in successfully registration in Twilio A2P 10DLC , Twilio text message marketing, Voice API, Bulk messaging, Twilio studio IVR Flows and ensuring businesses stay compliant while maximizing engagement. 𝐖𝐡𝐞𝐭𝐡𝐞𝐫 𝐲𝐨𝐮’𝐫𝐞 𝐮𝐬𝐢𝐧𝐠 𝐓𝐰𝐢𝐥𝐢𝐨, Aircall, 𝐆𝐨𝐇𝐢𝐠𝐡𝐋𝐞𝐯𝐞𝐥 (𝐆𝐇𝐋), 𝐉𝐮𝐬𝐭𝐂𝐚𝐥𝐥.𝐢𝐨, 𝐒𝐦𝐫𝐭𝐏𝐡𝐨𝐧𝐞.𝐢𝐨, 𝐑𝐢𝐧𝐠𝐂𝐞𝐧𝐭𝐫𝐚𝐥, 𝐆𝐨𝐜𝐨𝐧𝐧𝐞𝐜𝐭, 𝐨𝐫 𝐀𝐥𝐨𝐰𝐚𝐫𝐞, I streamline your SMS marketing strategy and make compliance seamless. 📌 What I Offer: ✅𝐀𝟐𝐏 𝟏𝟎𝐃𝐋𝐂 𝐑𝐞𝐠𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧 & 𝐂𝐨𝐦𝐩𝐥𝐢𝐚𝐧𝐜𝐞 – I handle your TCR brand & campaign registration to prevent SMS filtering and ensure carrier approval. ✅ 𝗧𝗖𝗥 𝗔𝘂𝘁𝗵𝗲𝗻𝘁𝗶𝗰𝗮𝘁𝗶𝗼𝗻+ 𝗩𝗲𝗿𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗔𝘀𝘀𝗶𝘀𝘁𝗮𝗻𝗰𝗲 – Get approved quickly with my step-by-step guidance. ✅ 𝗧𝗿𝗼𝘂𝗯𝗹𝗲𝘀𝗵𝗼𝗼𝘁𝗶𝗻𝗴 𝗦𝗠𝗦 𝗖𝗮𝗺𝗽𝗮𝗶𝗴𝗻 𝗥𝗲𝗷𝗲𝗰𝘁𝗶𝗼𝗻𝘀 – I resolve A2P 10DLC rejections and compliance issues. ✅𝗧𝘄𝗶𝗹𝗶𝗼, 𝗚𝗼𝗛𝗶𝗴𝗵𝗟𝗲𝘃𝗲𝗹 & 𝗘𝗻𝗴𝗮𝗴𝗲𝗕𝗮𝘆 𝗦𝗠𝗦 𝗦𝗲𝘁𝘂𝗽 – I integrate SMS marketing with your CRM and automation platforms. ✅ 𝐀𝐯𝐨𝐢𝐝𝐢𝐧𝐠 𝐒𝐌𝐒 𝐅𝐢𝐥𝐭𝐞𝐫𝐢𝐧𝐠 & 𝐌𝐞𝐬𝐬𝐚𝐠𝐞 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐚𝐛𝐢𝐥𝐢𝐭𝐲 𝐈𝐬𝐬𝐮𝐞𝐬– I optimize messages to ensure high open and response rates. 📈 Results You Can Expect: ✔ Seamless A2P 10DLC registration with minimal delays. ✔ Increased SMS deliverability & engagement rates. ✔ A compliant and professional SMS marketing setup. ✔ Higher ROI from SMS campaigns. 💡 Bonus Services: ✅ Website Redesign for A2P Compliance – Optimize your website with opt-in forms, clear T&Cs, and a trust-building design. ✅ Custom Integrations & API Development – Enhance your SMS workflows with custom automation & API integrations. 🚀 Let’s Get Started! Facing A2P 10DLC or TCR compliance issues? Let’s fix them today! 📩 Click the "Send a Message" button, and let's get your SMS campaigns approved.

I help businesses build, optimize, and manage enterprise-grade contact center solutions using RingCentral and NICE CXone. With 8,000+ hours worked and $100K+ earned on Upwork, I specialize in designing reliable IVR systems, intelligent call flows, routing logic, and customer support automation for both small businesses and large enterprises. What I Can Help You With: ✔ RingCentral UCaaS & CCaaS setup and administration ✔ NICE CXone / InContact development and support ✔ IVR and call flow design ✔ Studio scripting and automation ✔ Omnichannel customer support solutions ✔ API integrations and workflow automation ✔ Technical troubleshooting and platform support ✔ Contact center optimization and reporting ✔ Post-implementation support, maintenance, and system optimization Why Clients Work With Me: ✔ Certified and experienced contact center engineer ✔ Strong communication and project ownership ✔ Fast problem-solving and reliable delivery ✔ Able to manage projects from planning to deployment ✔ Ongoing support available after implementation I focus on building scalable, user-friendly customer experience solutions that improve efficiency and customer satisfaction. Let’s discuss how I can help your business.

👋 Hi, I’m Sahil- a Twilio expert with over 11+ years of hands-on experience building scalable, real-time communication systems using the full Twilio stack and AI-powered tools. 📞 Programmable Voice / SMS, 🧠 TaskRouter & Flex, 🎛️ Studio, Functions, Conversations, Sync, Webhooks and more. I design and implement AI-powered calling platforms, autonomous voice agents, conversational IVR systems, SMS and WhatsApp automation, and cloud contact centers. My work focuses on reliability, low latency, and real-world scalability for high-volume production environments. My core expertise includes Twilio Programmable Voice, SIP, Asterisk, FreeSWITCH, WebRTC, and AWS Connect. I build advanced call flows with features such as call recording, real-time transcription, sentiment analysis, intelligent routing, and live analytics. I specialize in AI-driven voice systems, including outbound and inbound AI calling, agent assist, call summarization, intent detection, and conversational call handling using modern AI frameworks integrated with telephony platforms. On the messaging side, I build compliant SMS and WhatsApp automation systems, including A2P 10DLC workflows, notifications, chatbots, and CRM-integrated messaging pipelines. I also design and customize cloud contact centers using AWS Connect and Twilio Flex, including omnichannel routing, agent dashboards, reporting, and migrations from legacy PBX or call center systems. My technical stack includes Node.js, PHP, Laravel, React, Next.js, JavaScript, MySQL, Firebase, Linux, REST APIs, SIP, and WebRTC. Clients work with me to build AI voice agents, automate call centers, scale VoIP infrastructure, and integrate voice and messaging into SaaS products and internal systems. I prioritize clear communication, clean architecture, and long-term maintainability. Thank you

🔹SENIOR NETWORK ENGINEER | NETWORK SECURITY, PRIVATE CLOUD & INFRASTRUCTURE🔹 Senior Network Engineer with 6+ years of experience designing, securing, and operating enterprise networks, private clouds, and IT infrastructure. I've built private clouds for clients of a global managed hosting provider with presence in 10+ data centers and over 2 Pbps of global uplink capacity, and delivered network and security solutions across a wide range of enterprise environments. Whether you're designing new infrastructure from scratch, upgrading and modernizing an existing network, hardening your security posture, or migrating workloads to the cloud, I bring senior-level engineering with a focus on clean design, security, and long-term reliability. 🌐 Network Engineering & Design Enterprise, data center, and multi-site network design and upgrades. Routing: BGP, OSPF, EIGRP, IS-IS, MPLS, VXLAN Switching: VLANs, STP, LACP, MLAG, VRRP, HSRP, QoS, EVPN-VXLAN fabric Load Balancing: HAProxy, NSX-T, NSX-V 🔐 Network Security & Firewalls Vendors: Fortinet (FortiGate), Palo Alto, Juniper SRX/vSRX, Sophos (UTM, XGS), SonicWall, Zyxel, pfSense, OPNsense Services: NGFW rules, NAT, segmentation, IPS/IDS, DDoS mitigation, Zero Trust ☁️ Private Cloud & Virtualization Hypervisors: VMware (ESXi, vCenter), Proxmox, Hyper-V, KVM, Xen Virtual networking & security: VMware NSX-T / NSX-V, pfSense, OPNsense, Sophos 🌩️ Cloud & Hybrid Networking AWS: VPC, Transit Gateway, Site-to-Site VPN, Security Groups, hybrid connectivity Also experienced with Azure, Vultr, DigitalOcean, Linode 🔗 VPN & Secure Remote Access IPsec, OpenVPN, WireGuard, SSL VPN, GRE, L2TP, DMVPN, SD-WAN Enterprise VPNs, hybrid cloud connectivity, secure remote workforce 📡 UniFi / Ubiquiti Deployments UniFi network design and deployment for offices and multi-site businesses UniFi switches, access points, gateways, Dream Machine 🧰 Vendors & Platforms Cisco (Catalyst, Nexus, Meraki, ISR, ASR), Juniper (MX, vMX, EX, QFX, SRX), Huawei (CloudEngine), Fortinet, Palo Alto, Sophos, SonicWall, Zyxel, Ubiquiti/UniFi, VMware ⚙️ Automation, Monitoring & Documentation Automation: Python (Netmiko, NAPALM), Ansible, Terraform, REST APIs Monitoring: PRTG, Grafana, LibreNMS, Zabbix, Cacti, FastNetMon Documentation & IPAM: NetBox, phpIPAM 🐧 Linux Ubuntu, Debian, CentOS, FreeBSD, OpenBSD 📜 CERTIFICATIONS Cisco: CCNP, CCNA 💼 SERVICES • Network Design & Optimization (Enterprise, Data Center Fabric, Private Cloud) • Firewall & Security Hardening (NGFW, IPS/IDS, Zero Trust) • Private Cloud Build & Migration (VMware, Proxmox) • Cloud & Hybrid Networking (AWS VPC, Transit Gateway, Site-to-Site VPN) • VPN & Secure Remote Access (IPsec, SSL, SD-WAN, WireGuard) • UniFi Network Design & Deployment • Network Troubleshooting & Performance Tuning • Network Automation & Monitoring (Ansible, Python, APIs)