We provide Recruitment and Staffing services to many industries and domain through our innovative and customized solutions and passionate commitment to research. Ability to understand the hiring strategies, availability of talent and compensation benchmarking makes us proud hiring partner for various industries. We work as trusted business partners and always strive to deliver the most value and highest return on investment for our clients. We are highly trained business professionals with strong understanding of clients need. We work closely with the leading staffing trade associations, training, and research organizations to ensure we are knowledgeable of thustry trends and technologies.

Responsibilities::

• Review approximately 80 existing site-to-site IPsec VPN tunnels

• Upgrade approximately 50 VPN tunnels from IKEv1 to IKEv2

• Ensure VPN configurations align with organizational cryptographic standards

• Update pre-shared keys (PSKs) to meet a minimum 20-character requirement

• Validate VPN tunnel functionality after each change

• Review approximately 10 firewall access control rules on Cisco Firepower

• Modify firewall rules to remove overly permissive or broad subnet access

• Restrict firewall rules to required source/destination networks, ports, and protocols

• Apply principle of least privilege in firewall rule updates

• Perform validation testing after firewall changes to confirm no service disruption

• Coordinate implementation activities with UC Davis campus teams and external partners

• Support execution of approved maintenance window changes

• Provide technical assistance during implementation activities

• Document VPN and firewall changes and validation results

• Coordinate cryptographic parameter and shared secret updates with external partners

• Support scheduling and execution of maintenance window activities

Required Technical Experience

• Experience managing site-to-site IPsec VPNs

• Hands-on experience upgrading VPNs from IKEv1 to IKEv2

• Experience configuring and validating VPN tunnel connectivity

• Knowledge of cryptographic standards and secure key management practices

• Experience managing firewall access control rules

• Experience with Cisco Firepower firewall platforms

• Ability to implement least privilege network access controls

• Experience performing post-change validation and troubleshooting network issues

• Experience coordinating technical changes with internal teams and external partners

• Experience working within structured maintenance window processes

Preferred Qualifications

• Experience in healthcare or higher education IT environments

• Familiarity with large-scale enterprise network environments

• Experience supporting change management processes in production environments

Desired Certifications

• Cisco CCNA Security or CCNP Security (or equivalent experience)

• CompTIA Security+ or equivalent security certification

• ITIL Foundation (preferred).

Regards,

Mohammed Ilyas,

PH - 229-264-4024 or text - 229-469-1455 or you can share the updated resume of Mohammed@vtekis. com

All your information will be kept confidential according to EEO guidelines.