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$50 hourly
Purveshkumar S.
- 5.0/5
- (3 jobs)
Experienced & certified Sr Cloud Architect and engineer with over 14 years of expertise in on-prem and public cloud Infrastructure. Certified in Azure and AWS technology, with focus on building highly secure, resilient, and cost-effective solutions. Process oriented individual capable of working in high stress situation and managing critical projects.  Deployed, migrated and managed over 500+ virtual machines, storages, and network systems worldwide including four Azure regions and AWS.  Migrated 5+ full sites, 100+TB Data, 100+DB, 100+VMs to Azure using Migrate, Vnet, VM, storage account, site recovery, Azure SQL, Monitor, Defender, Policy, key vault, app services, functions, app services, Application Gateway, VPN, Firewall and many more services into five different regions.  Deep understanding of Iaas, SaaS, PaaS, DRaaS and designed cost effective yet highly secure and high performance cloud solutions.  Strong knowledge of ARM templates and automation using Powershell & Terraform and Azure CLI scripting.  Designed Azure & private cloud architecture across 5 regions and 5 data centers focusing on high availability, security, budget, redundancy, DR/BCP and compliance.  Deployed hybrid Microsoft 365 and its core Office Products, Exchange, SharePoint & Teams as well implemented data loss prevention policy, data lifecycle & data classification under Purview.  Implemented Azure AD, AD Connect, identity governance, identity security, conditional access, identity protection, access review, MFA, PIM, license and enterprise apps.  Created and managed DNS, Domain, Active Directory (Azure and On-Prem), Group Policy Objects, DHCP, Groups, SSL certificate, load balancer and exchange server 2019.  Configured on-prem & Azure firewall, web application firewall, load balancer for web applications.  Planned and executed organization’s disaster recovery plan to failover core client systems to cloud and remote datacenter for business continuity using Azure site recovery and Zerto.  Oversaw deployment of mobile device management program to control and protect organizations data over cellphones, laptops. Configured compliance policy, configuration policy along with conditional access polices and mobile application management policy.  Enforced and supervise organizations advanced threat protection systems, data loss prevention solutions using Microsoft 365 defender for endpoint & Defender for cloud for Azure services.  Configured SCCM with many global distribution points for security patch, application and OS deployment and defender patch using ADR for 2000+ systems.  Primary architect for deploying, maintaining enterprise class security, network and systems for enterprise application and solutions to Azure and AWS. PROFESSIONAL CERTIFICATES Microsoft Certified: Azure Solutions Architect Expert Microsoft Certified: Azure Security Engineer Associate Microsoft Certified: Azure Administrator Associate AWS Certified Solutions Architect Associate AWS Certified SysOps Administrator – Associate Microsoft Certified: Identity and Access Administrator Associate Microsoft Certified: Azure Fundamentals

Firewall
Microsoft Endpoint Manager
Microsoft Azure
Office 365
Microsoft Active Directory
Amazon Web Services
System Administration
Microsoft SCCM
ISO 27001
Microsoft Hyper-V Server
Windows Administration
IT Infrastructure
Cloud Computing
Cloud Architecture
Information Security
$95 hourly
Mirza A.
- 5.0/5
- (6 jobs)
Greetings! I am a highly skilled and certified cybersecurity professional with a strong academic background, holding a Masters in Information and Communication Systems Security. My expertise includes a range of cybersecurity domains, and I am certified in CISSP (Certified Information Systems Security Professional), CySA+ (CompTIA Cybersecurity Analyst), AWS Solutions Architect Associate, Splunk 7.x Fundamentals, ITIL v3, ICND 1 & 2 (Interconnected Cisco Network Devices), MCDBA ( Microsoft Certified Database Administrator) MCSE (Microsoft Certified Systems Engineer) Key Skills: ------------ Network Security Threat Intelligence Vulnerability Assessment Incident Response Security Policies and Procedures Risk Management Penetration Testing Security Awareness Training Services: ----------- I specialize in providing comprehensive cybersecurity solutions, from designing robust network security architectures to conducting thorough vulnerability assessments. My goal is to safeguard your digital assets and ensure a resilient cybersecurity posture. Why Choose Me: -------------------- Certified Expertise: Holding CISSP and CySA+ certifications, I bring industry-recognized expertise to fortify your cybersecurity defenses. Academic Excellence: With a Masters in Information and Communication Systems Security, I combine practical skills with a solid theoretical foundation. Proactive Approach: I adopt a proactive stance in identifying and mitigating cybersecurity threats, ensuring your organization stays ahead of potential risks. Previous Work: ------------------ Implemented NIST 800-53 RMF Framework for Enhanced Cybersecurity Led the development and execution of comprehensive cybersecurity strategies aligning with NIST 800-53 RMF for multiple critical projects within the organization. Conducted thorough risk assessments, identified vulnerabilities, and recommended mitigation strategies in accordance with NIST guidelines. Collaborated with cross-functional teams to ensure the integration of security controls and measures throughout the System Development Life Cycle (SDLC). Managed the documentation and continuous monitoring of security controls, ensuring compliance with NIST 800-53 standards. Conducted regular security audits and assessments, identifying and addressing non-compliance issues promptly. Played a key role in the preparation and successful completion of NIST-based security assessments and audits conducted by external agencies. Provided training and guidance to project teams on NIST 800-53 RMF processes and security best practices. Stayed abreast of the latest developments in cybersecurity and NIST standards, incorporating relevant updates into existing security protocols. Collaborated with the Chief Information Security Officer (CISO) to develop and update security policies and procedures in line with NIST 800-53 guidelines. Let's Enhance Your Cybersecurity: ----------------------------------------- If you are seeking a dedicated cybersecurity professional with a proven track record and academic excellence, let's connect. I am ready to contribute my skills to strengthen your organization's cybersecurity framework.

Firewall
NIST Cybersecurity Framework
Microsoft SCCM
Windows Administration
NIST SP 800-53
Linux System Administration
Security Analysis
Cybersecurity Management
Cisco ASA
Splunk
VMware ESX Server
Magento 2
Network Administration
Network Design
$125 hourly
Matthew T.
- 5.0/5
- (9 jobs)
• IT professional with 15+ years of experience in network and systems administration. • 7+ Years supporting small business clients. Primary Areas of Expertise: • Network Engineering (Routing, Switching) • Network Security (Firewall, VPN, WAF, Proxy, SSL Inspection) • Systems Administration (VMWare, Windows Server, Linux) • Data Center Management (Account management, Vendor Management, Smart Hands) • Public Cloud ( AWS, Azure, GCP) • In-depth knowledge of network and server infrastructure, virtualization, public cloud, audit and security best practices, vulnerability management, project planning, design, pricing and budgets. • Experience working in large, complex, highly available environments. • Experience supporting small business.

Firewall
Cisco
Web Proxy
VPN
Fortinet
Palo Alto Firewalls
Ubiquiti
Network Engineering
Network Security
Data Center Operations
Data Center Migration
Data Center Design
Network Design
Ubuntu
Windows Server
$50 hourly
Andrew F.
- 5.0/5
- (48 jobs)
Linux/Windows/AWS Network Engineer. Proficient with Linux/Windows servers, Active Directory, and VMware vSphere. Skiiled in Compute, Networking, and Storage, for DataCenter Hosted corporate networks. Design AWS, Microsoft Azure, and Google Cloud Infrastructure. ● VMware vSphere HA cluster ● Linux Server ● Windows Server 2012,2016,2019,2022 ● Active Directory ● Network and SAN ● Juniper Fortinet Cisco Firewalls ● Amazon AWS Administrator ● HPC Systems Integration ● Global Technical Support Team at NetApp ● HPC Systems Administration at RENCI ● 10 years of experience in a Systems Administrator/Engineer Position ● 10 years of experience in End User/Technical Support Position ● WatchGuard Certified April 2022

Firewall
Internet Security
Malware Removal
Linux System Administration
Network Security
VMWare
Amazon EC2
Storage Area Network
Cisco Certified Network Associate
NGINX
Encryption
Juniper
Load Balancing
Microsoft Windows
OpenVPN
Windows Server
Google Cloud Platform
$50 hourly
Jemell S.
- 5.0/5
- (30 jobs)
AWS Solutions Architect with a profound knowledge in cyber security and networking. Helping you migrate, architect, and/or store your business or personal resources in the AWS cloud securely and efficiently!

Firewall
Cloud Computing
Amazon EC2
Linux System Administration
Network Administration
Web Hosting
Cloud Migration
Cloud Security
Network Design
Cloud Architecture
Technical Support
Email Deliverability
VPN
DNS
System Administration
$56 hourly
Favio P.
- 0.0/5
- (0 jobs)
Friendly System Administrator with 4 years of quickly and effectively resolving customers' technical issues. Dedicated to exceeding client expectations by verifying satisfactory resolutions for every submitted ticket. Skilled at maintaining positive communications even in stressful situations. Ready to leverage deep technical knowledge and amiable personal interactions to provide superlative technical responses.

Firewall
VoIP
Google Workspace
CompTIA
ConnectWise Automate
Microsoft Hyper-V Server
Backup Administration
Network Administration
Barracuda
System Administration
VMware vSphere
DHCP
DNS
Office 365
Microsoft Active Directory
$50 hourly
Wajid H.
- 0.0/5
- (1 job)
15+ years of hands-on experience in Cybersecurity, AI-driven Security, and Cloud Infrastructure. I have worked with industry leaders like AT&T, Amazon, USDA, and T-Mobile, helping them build secure, scalable, and resilient digital environments.With my expertise and a dedicated team behind me, I am more than confident in securing your business, no matter how complex your infrastructure is. My Expertise Includes: - Cybersecurity & Risk Management – SIEM, SOAR, Zero Trust Security, IDS/IPS, Threat Intelligence - Cloud Security – AWS, Azure, GCP | IAM, Compliance (NIST, ISO 27001, HIPAA, GDPR) - Enterprise Networking – Cisco, Palo Alto, Fortinet | SD-WAN, SASE, VPNs - AI & Machine Learning for Security – Threat Detection, Anomaly Analysis, Predictive Analytics - Network Analytics & Automation – Python, Bash, PowerShell for Security & Network Optimization How We Can Help You: ✔ Conduct cyber risk assessments & penetration testing to identify vulnerabilities ✔ Design and implement secure network architectures for high-traffic businesses ✔ Set up and manage cloud security frameworks for AWS, Azure, and GCP ✔ Automate security monitoring and incident response using AI and Machine Learning With a proven history of securing enterprise-level networks, I’m ready to help you build a stronger and more resilient business.

Firewall
Incident Response Plan
Threat Detection
Encryption
Penetration Testing
Software Testing
Network Architecture
Proxmox VE
Microsoft Hyper-V Server
VMWare
VPN
Cisco Router
Cisco Certified Network Associate
Cisco ASA
Network Security
$35 hourly
Nenad S.
- 0.0/5
- (0 jobs)
I’m a cybersecurity-minded IT pro with over 3 years of hands-on experience in systems administration, vulnerability management, and compliance support. I specialize in helping organizations strengthen their defenses, stay audit-ready, and simplify their security processes. Here’s what I’m great at: Finding and fixing vulnerabilities using tools like Tenable Nessus and CrowdStrike Writing clean, easy-to-follow security documentation — SOPs, policies, and playbooks Supporting PCI, HIPAA, and NIST compliance efforts Automating tasks with PowerShell and Python to save time and reduce errors Creating dashboards and reports to keep leadership in the loop I’m detail-oriented, easy to work with, and used to juggling tasks across both IT and security teams. Whether you need help tightening up your documentation, getting ahead of vulnerabilities, or prepping for compliance — I’ve got your back. Let’s chat and see how I can support your project!

Firewall
Office 365
Email Security
Microsoft Active Directory
Intrusion Prevention System
Technical Writing
Microsoft Power BI
Security Policies & Procedures Documentation
Python
Microsoft Windows PowerShell
NIST SP 800-53
PCI DSS
Information Security Awareness
Vulnerability Assessment
Information Security
$100 hourly
Brandon T.
- 4.0/5
- (2 jobs)
Over the years I’ve been exposed to several different categories of networking equipment ranging from routers, firewalls, and wireless technologies. I was fortunate to begin my career working on a plethora of different technologies that included Palo Alto, Fortigate, Cisco, and Juniper firewalls. From there I continued to advance my career through different contract opportunities, which included exposure to Cisco's portfolio of network security products. My path eventually led me to a new role in the security space where I am now primarily focusing on the newest Cisco solutions in network security and SDWAN while also supporting other vendors as well. Skills: - Cisco AMP - Cisco Threatgrid - Fortigate Firewalls - Cisco Anyconnect - Cisco ASA - Cisco ISE - Cisco Firepower (FTD, FMC) - Cisco Viptela - Umbrella - Routing/Switching - Aruba RAP/VMC - Site to Site VPN

Firewall
VPN
Cisco Certified Network Professional
Cisco ISE
Cisco Firepower Threat Defense
Cisco ASA
Network Engineering
Network Security
$22 hourly
Elizabeth R.
- 0.0/5
- (0 jobs)
Hi, I’m Elizabeth! I specialize in KDP book formatting (ebook, paperback, and hardcover), professional cover design, and dynamic social media promo videos. With eight eBooks and six paperback/hardcover books successfully formatted and published through KDP, I have a deep understanding of Amazon’s publishing requirements, including trim sizes, bleed settings, and layout optimization. My print cover designs for KDP paperbacks (6x9 , 5x7 or other trim sizes) include a professionally designed front cover, spine, and back cover, all formatted to KDP specifications. I provide high-resolution, print-ready files (PDF and JPG), ensuring your book meets industry standards. The back cover includes a placeholder for the blurb, ISBN, and author photo, and I can also incorporate a QR code for easy access to your website, social media, or additional content. For eBooks, I create Kindle-optimized cover designs that enhance digital readability and attract readers. Each eBook cover is formatted specifically for Kindle, delivered as a high-quality JPG file that looks stunning across all devices. Beyond publishing, I’ve created over 200 promo videos for various businesses, crafting engaging content that captures attention. I also design print marketing materials, social media graphics, brand graphics, logos, business cards, and promotional content tailored to your brand. Whether for digital or print, my designs are customized to help your book or business stand out. Let’s bring your ideas to life with creativity and precision!

Firewall
Logo Design
Social Media Design
Publishing
Ebook
Video Design
Graphic Design
Book Design
Internet Protocol Security
Cloud Application
Security Analysis
Data Entry
DocuSign
Google
CompTIA
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