Enterprise Solutions Inc


Network Security Engineer - Palo Alto & Cisco Firewalls, F5, Cloud Security

Phoenix, AZ 85001

Posted: 03/29/2024 Job Number: z5G7h3l6a1kMvyS65NP3c5M9OcR-NJZMOwUYmTo6AdM= Pay Rate: 45-52 Hourly USD

Job Description

Position:  Network Security Engineer - Palo Alto & Cisco Firewalls, F5, Cloud Security

Location: Englewood, CO & Phoenix, AZ (On-site from Day 1)

Job type- Contract


Work-Experience: 4-6 Years of total IT experience with significant experience in managing group of professional to deliver IT Security services for client based environment.

Type of Experience:
  • Administer and support F5 appliances throughout the organization.
  • Configure and support application security policies via the F5 ASM and APM security modules would be an added advantage.
  • Creating implementation plans, LTM, GTM, and ASM configurations, TMOS code upgrades, and deployment of new load balancing builds for F5 load balancing technologies.
  • Requesting and installing PKI server certificates.
  • Experience writing and troubleshooting iRules.
  • Knowledge of http protocol versions, headers, methods, and status codes.
  • Excellent understanding of LTM configuration (VIPs, Persistence, SNAT, SSL, etc.).
  • Ability to troubleshoot connection issues and services on F5 appliances.
  • F5 Traffic Management Operating system, CLI commands, and Route Domains.
  • Candidate must be good with Palo Alto, Cisco firewalls and Multi-Domain Security Management
  • Expertise in Site-to-Site VPN for all platform- Cisco ASA, Firepower, Palo Alto, VPN Concentrator, etc.
  • Experience should include security policy development, security education, Network Penetration testing, Application vulnerability assessments, risk analysis and compliance testing.
  • Knowledge of IT Security technologies, Operating Systems, Database, routing and switching, and endpoint security solutions
  • Knowledge of information security standards (e.g., ISO 17799/27002), rules and regulations related to information security and data confidentially (e.g., FERPA) and desktop, server, Application, database, Network security principals for risk identification and analysis. 
  • Exposed to best practice design & Implementation methodology
  • Identifies,isolates and resolves network security problems
  • Experience with Problem and Change Management processes and applications.
  • Excellent written and verbal communication skills. Technical Certification are advantage
  • Excellent leadership skills and teamwork skills. Results oriented, high energy, self-motivated.
  • Palo Alto policy management (making changes to the ACLs, Objects, policies)
  • ASA policy management (making changes to the ACLs, Objects, policies)
  • Exposure to Palo Alto & Cisco Firewall products.

  • Certifications in IT Security will be preferred (CISCO CCIE security)
  • F5 Certified Big-IP Administrator (F5-CA) will be an added advantage.
  • Certification like CISSP will be an added advantage.

Areas of Responsibility
  • Validating the initial request and finding the basic information (ex: IP Addresses, Port number, Application owners, contact details)
  • Knowledge of troubleshooting tools, such as: tcpdump, ssldump, openssl, QKView, logs, curl, Wireshark.
  • F5 OS upgrades, backup and restores.
  • Managing F5 appliances in HA configurations.
  • Scheduling call for gathering Peer IP, NAT IP, Real IP (IP involved in the encryption domain), Protocols and Service Port information for building tunnel.
  • Filling up the information / details received on the VPN form and collecting the BAA / other standard security documents (if needed)
  • Coordinating with Network operations team related to routing the NAT IP, vendor end IP/s which are involved in the tunnel.
  • Preparing the scripts/config to building the tunnel.
  • Raising CRQ and following up of approvals from change managers, Perimeter Governance team, Site leadership, Application Owners and Change Management team
  • Implementing the tunnel change on the firewall along with Network data team for routing the vendor NAT IPS on CSH side.
  • Scheduling call with vendor and requester for troubleshooting the connectivity related issues between the tunnel peers.
  • Involving CSH and vendor side Application team, Server team along with vendor end technical person (Network / Security).
  • Hypercare support, validation calls & Closure

Apply Online

Send an email reminder to:

Share This Job:

Related Jobs:

Login to save this search and get notified of similar positions.