Upwork home
Sign up
Secondary

Hire the best Firewall Developers in Singapore

Check out Firewall Developers in Singapore with the skills you need for your next job.
Get started
  • $15 hourly
    • 5.0/5
    • (14 jobs)
    I'm a Network Engineer with 20 years of IT experience. I can design, configure and troubleshoot LAN, WAN, wireless, firewall and security technologies. I have strong hands-on experience with the following: Cisco router, switch, WLC, ASA and Firepower firewalls, Meraki cloud, switch and wireless, Juniper router, Palto Alto firewall, FortiGate firewall and Check Point firewall. I currently hold active IT certifications: Cisco CCNP Enterprise, CCNP Security, CCDP, CCNA Cyber Ops, CCNA Wireless, Juniper JNCIA-Junos, Palo Alto Networks ACE and PCCSA, EC-Council Certified Ethical Hacker, CompTIA Network+, Security+ and Cloud+, ITIL, LPI Linux, CWNP Wireless Technology Specialist, Microsoft Azure and AWS Cloud Practitioner.
    Featured Skill Firewall
    Cisco Certified Design Professional
    Cisco Router
    Cisco Certified Network Associate
    Check Point
    Cisco WLC
    Juniper
    Network Equipment
    Cisco IOS
    Palo Alto Firewalls
    Network Design
    Network Administration
    Cisco Certified Network Professional
    VPN
    Cisco ASA
  • $30 hourly
    • 4.8/5
    • (5 jobs)
    *Penetration Testing * CEH CERTIFIED ENGINEER ISO Lead Auditor Web Application /Mobile Application / Infrastructure /Desktop Application/ Source Code Assisment BruteForce Assessment : Hydra , Ncrack DOS Assessment : LOIC Protocol Assessment : Nmap , Hping Directory Assessment : Dirbuster, Gobuster Web Assessment : Burpsuite Host Assessment : Nessus * Network Infrastructure Development * (Routing / Switching / Collaboration) *Network Security Implementations* (Next Generation Firewalls / Load Balancing ( LTM + GTM )/ Web Proxy/VPN/SSL/TLS) * Cloud Engineer* (Architecture/Implementation/Maintenance) *Telecommunication Engineer* (2G/3G/4G Architecture) Skills and Product Experience Terminologies. Related Technologies Routing technologies Static/Floating Routing, RIP, OSPF,EIGRP,BGP,MPLS Switching Technologies VLAN, STP,VTP, DTP,CDP,RSTP,PVST, HSRP,GLBP WAN Connectivity Leased Line, HDLC, PPP , GRE Fake Tunnels, Metro-Ethernet, DSL, VPNV4 MPLS Hardware(Routers) Cisco 7600, MWR2941, ASR901, Cisco 1800, Juniper (MX80,MX240) Hardware (switches) Cisco Catalyst Series (2960,3650) ,Juniper QFX series, Nexus 6k and 7k Hardware(Firewalls ) Juniper SRX 1500 , Net screen, Palo Alto (PA 5060, 7050,5050) , ASA Load Balancer F5 LTM,GTM , F5 VE Proxy McAfee Web gateway Proxy Infrastructure Security. Kali, Metasploit, Nessus, Qualys, Splunk, Qradar Web Security Burp Suite, Sqlmap, Veracode, Netsparker, Msfvenom , Hydra, LOIC, Sublist3r Security Frameworks Mitre ATT&CK, NIST, CIS, ISO 27001
    Featured Skill Firewall
    QA Testing
    Software QA
    Vulnerability Assessment
    Cybersecurity Management
    Security Assessment & Testing
    Security Testing
    Oracle Cloud
    Penetration Testing
    Information Security
    Load Balancing
    Juniper
    Ethical Hacking
    Amazon Web Services
    Network Engineering
  • Want to browse more freelancers?
    Sign up

How hiring on Upwork works

1. Post a job

Tell us what you need. Provide as many details as possible, but don’t worry about getting it perfect.

2. Talent comes to you

Get qualified proposals within 24 hours, and meet the candidates you’re excited about. Hire as soon as you’re ready.

3. Collaborate easily

Use Upwork to chat or video call, share files, and track project progress right from the app.

4. Payment simplified

Receive invoices and make payments through Upwork. Only pay for work you authorize.