vpns jobs in San Diego

Senior security engineer responsible for conducting comprehensive vulnerability assessments across OT/IT infrastructure at a water utility, including PLCs, SCADA systems, HMIs, network devices, and remote telemetry sites. Will evaluate architecture, network segmentation, boundary security, remote/vendor access controls, patch management, and governance practices against industry standards (IEC 62443, NIST SP 800-82).…See more Deliverables include risk-rated findings, prioritized remediation roadmaps, and executive-level reporting. Requires 6+ years cybersecurity experience with at least 3 years hands-on OT/ICS work and completion of at least two end-to-end OT security assessments.

This Level 2 Network Engineer role involves answering client support calls, owning technical issues end-to-end from initial contact through resolution, and performing structured troubleshooting across Windows, Active Directory, Microsoft 365, networking (LAN/WAN, VLANs, routing, switching, firewalls, VPNs, wireless), and cloud infrastructure. The engineer coordinates with SMEs and vendors while maintaining client communication, escalates intelligently without relinquishing ownership, and documents findings to build institutional knowledge.…See more Key expectations include first-contact resolution, root-cause analysis, mentoring Level 1 engineers, and participation in infrastructure projects.

Senior IT Cyber Security Specialist responsible for enterprise vulnerability scanning, system hardening, and patch management using tools like Nessus and HBSS. Administers security technologies including SIEM platforms, firewalls, endpoint protection, and VPNs while investigating security incidents and performing root cause analysis.…See more Requires 7+ years of progressive IT/cybersecurity experience in DoD or defense contractor environments, with strong Linux administration and Bash scripting skills. Must hold DoD 8570.1-M IAM Level III certification (CISSP, CISM, or GSLC) and maintain compliance with NIST SP 800-171, CMMC Level 2, and DISA STIGs.

The Software Installation Engineer conducts onsite software installations and system configurations at customer facilities, performing data migrations, system verifications, and testing across project iterations. The role requires hands-on expertise in Linux administration, networking hardware (routers, switches, firewalls), infrastructure-as-code tools, and security frameworks, with responsibility for troubleshooting, quality control implementation, and project documentation.…See more This individual will travel to customer sites to support installations, coordinate with project teams, and maintain compliance with security standards (RMF, STIGs, NIST controls).

System Administrator II supporting Naval IT operations with focus on front-office workstation and user account management. Responsibilities include troubleshooting Windows endpoints, managing Active Directory and user access, maintaining compliance with Navy security standards (SAAR-N, CMAR), and providing technical support across NIPR/SIPR networks.…See more The role requires hands-on experience with Navy-specific tools (NET, NEST, NIS), helpdesk ticketing workflows, endpoint security patching, and collaboration with cybersecurity and network teams.

A senior engineer responsible for designing, implementing, and managing Zscaler zero-trust security solutions across the organization's network infrastructure. The role involves monitoring security configurations, conducting risk assessments, responding to security incidents, ensuring compliance with standards like GDPR and HIPAA, and providing guidance to internal teams.…See more Requires 3+ years of network security experience, deep knowledge of Zscaler (ZIA and ZPA), network security best practices, and familiarity with compliance frameworks and cloud platforms.

Design, engineer, configure, and sustain mission-critical networked systems for DoD customers, including Cisco (Catalyst, ISR, ASA/Firepower), Aruba (switching and wireless), Juniper (EX, QFX, SRX), and Cambium microwave solutions. Support end-to-end lifecycle from staging and integration through testing, fielding, and sustainment in NIWC labs, shore facilities, and data centers.…See more Implement secure network architectures aligned with Risk Management Framework (RMF) and Security Technical Implementation Guides (STIGs), perform system hardening and vulnerability remediation, and conduct site surveys and installations during frequent travel. Requires minimum 8 years of DoD or enterprise network engineering experience, DoD 8570/8140 baseline certification (Security+ minimum), and vendor certifications (JNCIA/CCNA or higher).

As a Network Engineer supporting Naval Information Warfare Center Pacific, you will engineer, configure, and sustain enterprise-grade networked systems (Juniper, Aruba, Cisco, Cambium) across Navy installations worldwide. You will manage the full system lifecycle from staging and integration through fielding and sustainment, implement secure network architectures aligned with RMF and STIGs, and deploy networks in labs, shore facilities, and field environments.…See more The role requires hands-on expertise in Layer 2/3 technologies, routing protocols, VPNs, wireless deployments, and vulnerability remediation, with 50%+ travel to support CONUS and OCONUS operations.

As a Network Engineer supporting Naval Information Warfare Center Pacific, you will engineer, configure, and sustain advanced networking equipment (Juniper, Aruba, Cisco) across Navy installations worldwide. You will design secure network architectures, implement RMF and STIG compliance, manage VLANs/routing/VPNs, support wireless deployments, and conduct site surveys and integration testing with 50%+ travel.…See more You must hold an active DoD Secret clearance, meet DoD 8570/8140 certification requirements (Security+ minimum), and have 8+ years of DoD or enterprise network engineering experience with hands-on expertise in Juniper, Aruba, and Cisco platforms.

Network Engineer supporting Navy AT/FP systems worldwide, responsible for engineering, configuring, and sustaining Juniper, Aruba, and Cisco networking equipment across shore facilities and data centers. Role involves end-to-end system lifecycle management including staging, integration, testing, and fielding of networked systems; implementing secure architectures aligned with RMF and STIGs; and conducting vulnerability remediation and compliance validation.…See more Requires active interim Secret clearance with ability to obtain fully adjudicated Secret clearance, Bachelor's degree plus 5 years experience (or HS diploma plus 8 years), DoD 8570/8140 baseline certification (Security+ CE or higher), and hands-on expertise with Juniper Junos OS, Aruba ArubaOS, and Cisco platforms including routing protocols, VLANs, VPNs, and ACLs.

GEM Team seeks a fractional Network & Systems Administrator (1099, 3–4 days/week) to manage network, server, cloud, and security infrastructure for a financial services organization in San Diego. The role involves administering Cisco Catalyst, Meraki SD-WAN, Palo Alto firewalls, Microsoft 365, Entra ID, Active Directory, and Windows Server; troubleshooting across multiple locations; and partnering with IT leadership on infrastructure initiatives.…See more Required: 5+ years of network/systems/infrastructure administration experience, strong hands-on expertise in Cisco networking, Palo Alto firewalls, Microsoft identity and server platforms, and TCP/IP networking fundamentals. Preferred: financial services or regulated-industry experience and familiarity with Check Point Avanan and Arctic Wolf.