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Fiverr Pro
English
$
USD
I will do nextgen firewall setup, installation and troubleshooting
5.0
5.0
Sri Lanka
I speak Russian, German, French, English, Portuguese
388 orders completed
Network, Systems and Cloud Engineer, Ubiquiti Specialist, Synology and FW Expert
I am Isira, a Senior Network & System Engineer specializing in secure, business-critical IT environments. With over 11+ years of hands-on experience.
I design and support robust infrastructure for cl...
Vetted by Fiverr Pro
Isira Uthpala was selected by the Fiverr Pro team for their expertise.
Vetted for
Cloud Computing
DevOps Engineering
What people loved about this freelancer
mcrevatin
Canada
Work was very well done and done quickly. Communication was great and I'm very happy with the results. I would recommend him highly for similar work.
timrlindley
United States
I have 20 years experiance in IT and am working with an unfamiliar firewall. after spending a day on this problem for a very important customer I reached out...
grafpaper
Costa Rica
Isira was great. Efficient, professional, and willing to work through unexpected challenges that arose during the engagement! Will be working with him again in the future.
About this Gig
Expert Firewall Configuration, Security Hardening & Troubleshooting
Looking for reliable firewall configuration and troubleshooting to protect your business network?
I provide enterprise-grade firewall setup, security hardening, and optimization with 11+ years of hands-on experience securing production environments.
I work with next-generation firewalls to design, configure, migrate, and troubleshoot secure network infrastructures that prioritize stability, performance, and data protection.
What I Can Help You With
- Firewall installation and configuration
- Network and infrastructure design
- Firewall policy and rule optimization
- VPN configuration and troubleshooting
- Port forwarding and NAT setup
- VLAN and network segmentation
- Firmware upgrades and best practices
- Backup, restore, and device migration
- DHCP and DNS configuration
- Captive portal and user access control
- Web filtering, antivirus, DNS and file filtering
- Proxy and security service configuration
- Report analysis and security review
I work with leading firewall platforms including FortiGate, pfSense, Sophos, SonicWall, Palo Alto, Cisco, Check Point, Kerio Control, and Ubiquiti.
We can discuss your requirements via Zoom
Device:
Desktop
•
Laptop
•
Server
•
Mobile
•
Tablet
Operating system:
Windows
•
Linux
•
Android
•
Fortios
•
Ubuntu
My Portfolio
Other Support & IT Services I Offer
FAQ
Will my internet or office network go down during the work?
I review your setup first and plan changes carefully. Any expected downtime is discussed and approved before proceeding
Do I need to give you full admin access to my firewall?
Only the minimum access required. You remain in full control of credentials and permissions at all times.
Can you work on live production firewalls?
Yes. I regularly work on live business firewalls and follow best practices to minimize risk and disruption.
What firewall brands do you support?
I work with FortiGate, pfSense, Sophos, SonicWall, Palo Alto, Cisco, Check Point, Kerio Control, and Ubiquiti.
Can you fix firewall rules created by another provider?
Yes. I often review and clean up poorly configured or undocumented firewall rules and policies.
Do you support VPN issues for remote staff or branches?
Yes. I configure and troubleshoot site-to-site and remote-access VPNs for secure connectivity.
How do you handle security changes or risky configurations?
I explain the impact, recommend safe options, and only proceed after your approval.
Will you explain what was changed after the work?
Yes. I provide clear explanations and guidance so you understand the changes made.
What if the issue is caused by ISP or network hardware?
I identify the root cause and advise on next steps or coordination with your ISP or vendor.
Do you offer ongoing firewall support after delivery?
Yes. I can provide ongoing support, tuning, or future changes as needed. (additional charges may apply)
Reviews
13 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
B 
buddyquaid
Repeat Client
United States
This is the third time i've hired him and he always is fast and does a great job quickly.
Up to $50
Price
1 day
Duration
I 
Seller's Response
Helpful?M mcrevatin
Canada
Work was very well done and done quickly. Communication was great and I'm very happy with the results. I would recommend him highly for similar work.
$100-$200
Price
1 day
Duration
I Seller's Response
Helpful?L lengwp
Netherlands
perfect! thanks!!
$50-$100
Price
1 day
Duration
Helpful?M 
muatz84
Repeat Client
United Arab Emirates
Very cool, hardworking and patient. I recommend dealing with him
$50-$100
Price
1 day
Duration
Helpful?K keegygp
South Africa
Very Helpful !!! Got everything done to my spec
$100-$200
Price
1 day
Duration
Helpful?
Reviews
13 reviews for this Gig
| (13) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
B buddyquaid
Repeat Client
United States
This is the third time i've hired him and he always is fast and does a great job quickly.
Up to $50
Price
1 day
Duration
I Seller's Response
Helpful?M mcrevatin
Canada
Work was very well done and done quickly. Communication was great and I'm very happy with the results. I would recommend him highly for similar work.
$100-$200
Price
1 day
Duration
I Seller's Response
Helpful?L lengwp
Netherlands
perfect! thanks!!
$50-$100
Price
1 day
Duration
Helpful?M muatz84
Repeat Client
United Arab Emirates
Very cool, hardworking and patient. I recommend dealing with him
$50-$100
Price
1 day
Duration
Helpful?K keegygp
South Africa
Very Helpful !!! Got everything done to my spec
$100-$200
Price
1 day
Duration
Helpful?
