Top Rated IT Infrastructure & Security Engineer with 700+ hours on Upwork and a 100% Job Success Score. I keep phone systems, firewalls, and servers running for small businesses and MSPs — so your team stays connected, protected, and productive.
What I do:
✔ IT Support & Helpdesk — remote troubleshooting, ticket handling (Tier 1–3), user onboarding/offboarding, printer and endpoint issues, and ongoing support contracts for businesses and MSPs
✔ 3CX VoIP — new deployments, V18→V20 migrations, SIP trunk configuration (Twilio, Broadvoice), IVR, queues, DID routing, integrations, and troubleshooting
✔ FortiGate firewalls — SSL-VPN setup for remote teams, firewall policies, split tunneling, secure remote access, and web filtering
✔ VMware virtualization — ESXi and vCenter administration, VM provisioning, migrations (P2V/V2V), performance troubleshooting, and host maintenance
✔ Backup & disaster recovery — Veeam configuration, backup health checks, and restore testing for VMware environments
✔ Infrastructure & Information Security — network segmentation (VLANs), firewall hardening, VPN security, access control, MFA rollout, patch management, and security best practices to protect your business data
✔ Microsoft 365 & Intune — tenant administration, Exchange Online, device enrollment, and MDM policies
✔ Networking — network design & deployments, troubleshooting, and network optimization
✔ Server administration — Windows Server, RHEL/Linux, Active Directory, and day-to-day IT support
How I work:
I follow ITIL-aligned practices — structured incident and change management, proper documentation, and root-cause fixes instead of quick patches. Fast response times, clear documentation after every job, and plain-English updates — no jargon, no disappearing mid-project. I've handled everything from single urgent fixes to long-term support contracts, and my clients keep coming back because things get done right the first time.
Let's talk:
Message me with your issue — I'll tell you honestly whether I can fix it, how long it will take, and what it will cost. No overselling, no surprises.
IT Support
Veeam
Microsoft Intune
Helpdesk
3CX
Office 365
Network Security
Technical Support
Customer Support
Windows Server
Ubiquiti
System Administration
Network Administration
VoIP
Firewall
VMware Administration
Red Hat Enterprise Linux
Disaster Recovery
Microsoft Active Directory
FortiGate Firewall
Jim D.
California, Maryland
$45/hr
5.0
312 jobs
Fractional Systems Engineer & Infrastructure Advisor
Complex IT, Data Center & Delivery Systems
Overview / Summary
I work with organizations that operate complex technical environments and need clarity, stability, and credible decision-making, not surface-level explanations.
My background is in systems engineering and large-scale technical operations, where infrastructure is not theoretical. It is power distribution, cooling, cabling, monitoring, automation, and governance operating under real constraints. Over the past two decades, I’ve worked across defense, enterprise IT, and modernization programs where reliability, transparency, and risk discipline matter more than speed or marketing narratives.
Today, I support clients in three primary ways:
• Explaining complex IT and data center infrastructure for technical and semi-technical audiences
• Designing and auditing system-level delivery and governance models where failure carries real consequences
• Translating engineering reality into executive-ready insight without diluting technical truth
Clients tend to engage me when:
• Oversimplification would be dangerous
• Infrastructure needs to be understood as a system, not a checklist
• Content, analysis, or guidance must reflect how environments behave in production
I’m known for connecting the dots between physical infrastructure, automation, monitoring, and human decision-making — and for communicating those connections clearly to the people accountable for outcomes.
What I’m Typically Hired For
• Infrastructure & Systems Analysis
Making complex environments intelligible across technical, operational, and leadership layers.
• Technical Thought Leadership & Educational Content
Producing accurate, credible material on IT infrastructure, data centers, automation, and systems governance.
• Delivery & Governance Stabilization
Helping organizations regain control when projects, platforms, or portfolios drift out of alignment.
• Human-Centered Automation & Monitoring Strategy
Designing automation and observability approaches that support — not replace — accountable human judgment.
Selected Outcomes
• Supported 200+ complex initiatives across regulated and high-risk environments
• Helped organisations reduce rework and delivery friction through system-level modelling and clarity
• Enabled executives and technical leaders to make better decisions by seeing infrastructure holistically
• Delivered over $300K in consulting value through focused, high-trust engagements
How Engagements Usually Work
Most clients engage me in one of the following ways:
• A diagnostic review of infrastructure, delivery, or governance challenges
• A targeted advisory engagement focused on a specific technical or operational problem
• A fractional advisory role supporting ongoing clarity, decision-making, or content development
Engagements are typically milestone-based or retainer-driven, depending on scope and duration.
Core Domains & Tools
Systems Engineering • IT & Data Center Infrastructure • Infrastructure Monitoring & Observability
Automation Strategy • Model-Based Delivery & Governance • Risk & Reliability
Technical Writing & Thought Leadership • Executive Translation
Microsoft 365 • PowerShell • SharePoint • Enterprise Collaboration Platforms
Working Philosophy
Technology should make systems clearer, not more opaque.
Automation should elevate human judgment, not obscure accountability.
Good infrastructure thinking respects reality — not just diagrams.
If your organization needs someone who understands how complex technical systems behave in the real world — and can communicate that understanding with precision — we should talk.
Report Writing
Computer Skills
Academic Writing
Business Writing
English
Technical Writing
Creative Writing
Software
Blog Content
Technical Report
Qualitative Research
Requirement Analysis
Website Content
Vikas A.
Mumbai, India
$50/hr
5.0
29 jobs
Is your AWS bill going up faster than your business?
Is your infrastructure not secure, scalable, or resilient enough to support your growth?
Is a HIPAA, PCI-DSS, or SOC 2 audit coming up, and you are not sure your AWS account is compliant enough?
Unsure about taking the first step into the cloud?
If yes, you are at the right place.
WHO I AM
I am Vikas. I have 8 years on AWS and 26 years in IT. AWS Solutions Architect Professional and Terraform Associate certified. I work with SaaS companies in healthcare, fintech, and general B2B. I design, build and manage their AWS infrastructure.
AWS architecture and DevOps are my core skills and I specialize in HIPAA, SOC2 and PCI-DSS work for the clients.
I work AI-augmented — using modern tools (Claude, Kiro) to move faster on implementation while keeping every architectural decision under my own judgment.
WHAT I HAVE BUILT AND RUN
★ Full AWS setup for an Australian IT services company — 5-year retained client. Built on Terraform. EC2, RDS, SQS, SNS, Lambda, API Gateway, WAF. Now extending into Amazon Connect.
★ Another continuing 1.5-year engagement with a Singapore client — built an active-active 3-tier SaaS on AWS. Multi-region setup with cost-aware design. Currently in retainership.
★ HIPAA-compliant AWS for a Canadian healthcare SaaS — built end-to-end on Terraform. Networking, IAM, KMS encryption, Multi-AZ Aurora, VPC endpoints, encrypted S3, CloudTrail with KMS. Also guided them through the AWS Business Associate Addendum (BAA). The client wrote: "Valuable recommendations regarding HIPAA compliance and system security. We are already planning to work with him on the next stage of our project."
★ PCI-DSS AWS remediation for a financial services AWS Organization — fixed infrastructure gaps across multiple accounts. Scrut compliance score for AWS moved from 42% to 81% in three weeks. Provided necessary evidences for compliance.
★ Java application containerization for an enterprise client — moved their applications to ECS. Architecture design plus Terraform deployment.
WHAT I CAN DO FOR YOU
→ Build new AWS environments from scratch (VPC, ECS, EC2, RDS, S3, IAM, monitoring)
→ DevOps and CI/CD (GitHub Actions, CodePipeline, Docker, Terraform, CloudFormation)
→ HIPAA, SOC2 and PCI-DSS infrastructure work — I build the AWS side. I am not a QSA and I do not write policies. That is a separate job
→ Compliance remediation using Scrut, Vanta, or Drata
→ Cost reduction (right-sizing, savings plans, storage tiers, better architecture decisions)
→ Long-term retained work — I can be your senior architect for months and years, not just one project
HOW I WORK
→ Clear communication from day one. Written scope. Weekly updates. Quick replies.
→ Clean handover documentation at the end of every project.
→ I take only a few projects at a time. You work with me directly, not with juniors.
→ I tell you what is risky before we start, not after.
WHEN I AM A GOOD FIT
✓ Startups or growing SaaS that need a senior AWS architect or DevOps engineer
✓ Teams that want a long-term architect, not a one-time contractor
✓ Healthcare, fintech, or payment SaaS with HIPAA, PCI-DSS, or SOC 2 needs
✓ Teams fixing an AWS setup that has to pass an audit
✓ Founders who want an honest opinion, not a sales pitch
WHEN I AM NOT A GOOD FIT
✗ Full PCI-DSS audit work — that is a QSA's job
✗ HIPAA policy writing or compliance officer work
✗ Lowest-price hourly work
CREDENTIALS
→ AWS Solutions Architect — Professional
→ HashiCorp Terraform Associate
→ Top Rated on Upwork, 100% Job Success Score
→ Published author on AWS in Plain English and AWS Tip
TECH STACK
AWS (EC2, ECS, Fargate, Lambda, RDS, Aurora, S3, VPC, IAM, KMS, CloudTrail, CloudFormation, Organizations, SSM, Secrets Manager, API Gateway, WAF, CloudFront, Amazon Connect, SQS, SNS), Terraform, CloudFormation, Docker, GitHub Actions, CodePipeline, Linux, Python, Bash, Scrut, Vanta, Drata.
LET'S TALK
If you need a senior AWS architect for design, build, day-to-day operation, or compliance work — send me a short message. Tell me where you are, what your stack looks like, and what is the main problem. I will reply within 24 hours with an honest answer on whether I am the right person for the work.
Amazon Web Services
Terraform
HIPAA
PCI DSS
Cost Management
DevOps
CI/CD
Amazon ECS
Cloud Architecture
AWS CloudFormation
AWS Lambda
Amazon RDS
Docker
Linux
Cloud Security
SaaS
Python
Cloud Engineering
Continuous Deployment
Amazon S3
Gil A.
Lipa City, Philippines
$100/hr
4.8
115 jobs
Top Rated Plus, Experienced Network Engineer & Network Operations Manager
With ⭐️ over a decade ⭐️ of experience in network engineering and operations, I bring a wealth of expertise to meet your business needs. As a seasoned Network Engineer, I have successfully handled clients across the globe, ensuring robust and efficient network solutions.
▶︎ PROFESSIONAL BACKGROUND:
Former Global Network Operations Manager at one of the largest BPOs worldwide.
Led a team of network professionals to manage and optimize global infrastructures.
▶︎ SPECIALIZATIONS:
1. ⭐️ Unifi/Ubiquiti: Cloud gateways, routers, switches, access points, and cameras.
2. Cisco: Routers, switches, access points, firewalls (ASA and FTD), ISE, SD-WAN, DUO, and Umbrella.
3. ⭐️ VPN Expertise: AnyConnect, Secure Client, Wireguard, OpenVPN, IPSec VPN, and SSL VPN.
4. Meraki: Access points, switches, and routers.
5. Palo Alto Firewalls
6. Sonicwall Firewalls
6. Linux Servers
7. Synology NAS
▶︎ CERTIFICATIONS:
✅ CCNP
✅ CCNA Security
✅ Lean Six Sigma Yellow Belt
▶︎ WHY CHOOSE ME?
Proven track record of delivering high-quality network solutions.
Extensive experience with a variety of network technologies and platforms.
Committed to providing exceptional service and support to ensure your network's success.
Microsoft Azure
Cisco ISE
Cisco Certified Network Associate
Cloud Engineering
Ansible
Troubleshooting
Cisco Router
Cloud Implementation
Cisco Meraki
Cisco Certified Internetwork Expert
Cisco WLC
Cisco IOS
Cisco ASA
Cloud Architecture
Amazon Web Services
Aaditya S.
Sawai Madhopur, India
$9/hr
5.0
16 jobs
Need a reliable Microsoft 365 and MSP engineer to resolve issues quickly, improve security, and keep your business running smoothly?
I have 7+ years of experience supporting US-based Managed Service Providers (MSPs), delivering Microsoft 365 administration, Azure management, Windows Server administration, and Level 1/Level 2/3 IT support for small and mid-sized businesses.
I can help with:
Microsoft 365 (Exchange Online, Teams, SharePoint, OneDrive)
Microsoft Entra ID (Azure AD) & Intune
Windows Server 2016/2019/2022 & Active Directory
Azure Virtual Machines & Cloud Administration
User Onboarding & Offboarding
Microsoft 365 Migrations
SharePoint Permissions & Access Management
VPN, DNS, DHCP & Network Troubleshooting
VMware & Hyper-V
Backup Solutions (Veeam, Acronis, Unitrends)
MSP Tools
ConnectWise • NinjaOne • ServiceNow • Jira • Zendesk • Freshdesk • IT Glue
Why Work With Me?
✅ 7+ years supporting US-based MSPs
✅ Microsoft Certified (AZ-800 & AZ-801)
✅ Fast troubleshooting and root cause analysis
✅ Clear communication and detailed documentation
✅ Reliable remote support during US business hours
✅ Long-term IT support and infrastructure management
I help businesses reduce downtime, strengthen their Microsoft 365 environment, and keep their IT infrastructure secure and reliable.
If you're looking for a dependable Microsoft 365, Azure, or MSP professional who takes ownership and delivers practical solutions, I'd be happy to discuss your project.
Microsoft Azure
Windows Server
AWS Cloud9
Microsoft Office
Server
Backup Administration
Firewall
Acronis
Microsoft Hyper-V Server
Windows 11 Administration
Windows 10 Administration
Vincent M.
Bangalore, India
$35/hr
5.0
22 jobs
15+ years of experience(Full time Freelancer) , 9 years specializing in designing, implementing, and managing cloud-based solutions with expertise in Azure Cloud, Intune, Microsoft Endpoint for defender, Entra ID and modern workplace (M365) setup. Proven ability to lead large-scale cloud migration projects, optimize enterprise infrastructure, and deliver innovative solutions that drive business performance.
Service offering :-
• Designing and deploying cloud infrastructure using Azure services (IaaS & PaaS) .
• Planning and executing the migrating on-premises applications and workloads to Azure cloud environment.
• Building automation platforms by utilizing infrastructure as code (Infrastructure-as-a-code) to provision, deploy and manage Microsoft Azure cloud infra.
• Implementing cost optimization strategies, leading to a reduction in monthly cloud expenses.
• Conducting a comprehensive assessment of the existing VDI environment and recommend suitable solution.
• Designed a new architecture for Azure Virtual Desktop, Citrix Cloud, Workspot, Horizon.
• I offer fully white-labeled IT and Cloud services, allowing you to provide end-to-end solutions to your clients while I operate in the background under your brand.
• Designing and configuring Intune solution to manage endpoint devices.
• Supporting Entra ID solution to manage the cloud based identities.
• setting up Microsoft endpoint for defender solutions.
• Configuring M365 solution i.e Outlook, Team, One Drive for middle scale to enterprise customers.
I also help global organizations establish and manage their IT infrastructure in India, Philippines location. ensuring a secure, scalable, and cost-effective setup aligned with international standards.
My services includes:
• Network design and implementation for office environments
• Desktop and laptop deployment and configuration
• Thin client setup and integration with VDI platforms
• End-to-end Virtual Desktop Infrastructure (VDI) design and deployment (Azure Virtual Desktop, Citrix, etc.)
• Setting up Intune for managing devices.
• IT infrastructure planning for new office setups or remote teams
Azure Infrastructure :-
Compute: Virtual Machines, App Services,
Networking: VNet, DNS, VPN Gateway, Private Link
Storage: Azure Blob, File Shares, Queue, Disks
Security: Azure AD, Key Vault, Microsoft Defender, RBAC, Conditional Access
Dev Tools: Azure DevOps, GitHub, Repos, Artifacts
I am certified in:
• Microsoft Certified: Azure Administrator Associate
• MCP on 70-270 (Installing, Configuring, and Administering Windows XP Professional) in the year of 2008
• MCP on 70-290 (Managing and Maintaining a Microsoft Windows Server 2003 Environment) in the year of 2008
• CCA Certified- XenServer
• CCA Certified -XenApp 6.5
• CCA Certified – XenDesktop 5.0
• CCAA-- XenApp6.5
• Citrix Certified on XenApp/XenDesktop 7.6 (CCA-V).
• Azure Virtual Desktop Specialty.
Feel free to reach out to me at any time!
Windows Administration
Microsoft Azure
Citrix Hypervisor
Service Cloud Administration
Cloud Computing
Azure App Service
Citrix ADC
Technical Support
VMware Administration
Microsoft Azure Administration
Cloud Migration
Cloud Engineering
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