firewalls jobs in San Diego

This junior-level cyber engineering role involves supporting the planning, implementation, monitoring, and upgrades of security measures protecting DoD networks and systems. Responsibilities include troubleshooting security and network problems, responding to breaches, testing for vulnerabilities, implementing IA controls compliant with DoD RMF, and configuring firewalls and Linux systems.…See more The candidate must have 2–4 years of hands-on cyber or IT experience, in-depth Linux and virtualized-systems knowledge (VMWare, KVM, Hyper-V), understanding of wireless tools and network security protocols, and DoD 8570 IAT Level 2 certification.

Design and implement secure, scalable Google SecOps architectures for SIEM and SOAR deployments aligned with enterprise security policies and regulatory requirements (GDPR, PCI DSS). Lead log ingestion pipelines using data fabric technologies, develop threat detection content, translate security operations into automated SOAR playbooks, and mentor junior team members.…See more Requires 7+ years in security operations or threat detection engineering, hands-on experience with Google Chronicle/Siemplify, Python automation, Logstash/Gostash, ETL technologies (Cribl, Bindplane, Kafka), and familiarity with security frameworks like MITRE ATT&CK.

Manage cybersecurity and operations of multiple classified systems, including development and maintenance of enterprise-wide RMF security policies, continuous monitoring, and compliance with federal and DoD standards. Lead and mentor security personnel while overseeing System Security Plan creation, security audits, incident investigation, and risk assessments across complex networks and systems at multiple classification levels.…See more Maintain DoD 8570.01-M certification (CISSP, CISM, CCISO, or GSLC) and an active TS/SCI clearance, with 10+ years of professional experience in classified government environments.

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.

Noblis MSD seeks Systems Administrators to administer Navy tactical network systems (workstations, file servers, web servers) aboard ships and shore facilities, providing 24x7 on-call support. Responsibilities include installing hardware/software, managing network accounts and security, troubleshooting firewalls and intrusion detection, and training staff.…See more Candidates must hold an active DoD Secret clearance (TS/SCI for SCI Networks work), comply with Cyber Workforce certification requirements, and be willing to deploy aboard U.S. Navy ships worldwide with rotating shift availability.

Lead information security engineer responsible for designing and implementing comprehensive security architectures across ICW Group's IT and business technology infrastructure. Will conduct risk assessments, penetration tests, and security compliance reviews; partner with systems engineering and project management teams to ensure secure design throughout the development lifecycle; and lead remediation strategies for identified vulnerabilities.…See more Requires 10+ years of security engineering experience, AWS cloud security expertise (3–5 years preferred), and hands-on proficiency with IDS/IPS, firewalls, SIEM, forensics tools, and endpoint security solutions.

Senior IT Systems Engineer leading a team of systems and network engineers to maintain Linux and Windows computing infrastructure supporting Naval tactical systems testing. Responsibilities include IT infrastructure assembly and troubleshooting, virtualization management (VMware/OpenShift), security compliance (DISA STIG, RMF), hardware evaluation and procurement, and on-site support for DoD/Navy labs.…See more Requires 7+ years IT infrastructure experience, networking fundamentals (TCP/IP, routing, switching, firewalls), and virtualization expertise; DoD/Naval systems background and Security+ or CCNA certification are preferred.

The Network Engineer will maintain, design, and improve Vaspire Technologies' network infrastructure while maximizing performance. Responsibilities include implementing and troubleshooting networks, configuring routers and switches, monitoring performance, and providing technical support in Linux and Windows environments.…See more The role requires 4+ years of network administration experience, strong IP networking knowledge, and hands-on expertise with Palo Alto firewalls and Cisco ASA devices.

LPL Financial seeks a Senior Network Engineer with 10+ years of Data Center Core Network Engineering experience to design, engineer, and operate LAN/WAN and hybrid cloud/on-premises networking solutions. The role requires hands-on expertise in Cisco-centric environments (NDO, ACI, Nexus, Catalyst) and experience with routing protocols (OSPF, BGP), MPLS, DIA, and SD-WAN.…See more Responsibilities include architecting scalable and secure networking solutions, leading migrations and transformation programs, troubleshooting complex issues, and mentoring team members as a technical lead.

Cloudflare seeks a Senior Customer Engineer to serve major accounts in the Southwest, acting as a trusted technical advisor on enterprise network and security architectures. The role combines deep consultative skills with hands-on technical expertise across Internet fundamentals, security, performance, and developer platforms—translating complex technical concepts into business outcomes for both engineering teams and C-suite executives.…See more The engineer will demonstrate architectural breadth in at least four domains (OSI layers, BGP, WAF, Zero Trust, caching, AI/LLM workflows, scripting, or cloud-native development) and drive customer adoption through technical enablement, custom integrations, and solutions design. This is a quota-carrying, revenue-aligned customer-facing role requiring exceptional communication, SaaS business acumen, and the ability to navigate full-lifecycle enterprise sales cycles.

Design, deploy, and manage enterprise backup solutions for Navy mission systems with primary responsibility for Commvault administration. Support backup and restore workflows across Windows Server and VMware vSphere environments, automate routine operations with PowerShell, and troubleshoot production issues.…See more Requires 8+ years of enterprise backup platform experience with hands-on Commvault administration, 5+ years supporting Windows Server networks, and 2+ years operating VMware vSphere environments.

Information Security Engineer III will lead security architecture reviews and threat modeling for data, analytics, AI, and cloud initiatives at an insurance company. The role involves designing and implementing security controls for AWS data platforms and AI/ML workloads, providing oversight of LLM usage and emerging AI threats, and mentoring engineering teams on secure development practices.…See more You will partner with Engineering, Cloud, Data, and Operations teams to embed security into system design, manage compliance with NIST, NYDFS, PCI DSS, and CPRA/CCPA standards, and evaluate third-party vendors and security tools. The position requires 8+ years of security engineering experience, 3-5 years in AWS cloud security, and expertise in threat modeling, risk assessment, and incident management.

This Systems Engineer role supports Naval tactical applications and the Navy's combat systems through IT infrastructure configuration management, hardware/software integration, and technical support. The engineer will work with cross-functional teams on requirements, design documentation, test events, and platform integration while adhering to government security and reliability standards.…See more Required experience includes IT system production planning, network architecture, platform integration, STIG hardening, and core networking concepts (TCP/IP, routing, firewalls). Preferred skills include DoD/Naval systems experience, container technologies (Docker, Kubernetes), Linux administration, scripting (Python, Bash, PowerShell), and automation tools (Jenkins, Ansible).

Senior network engineer responsible for assessing, designing, and deploying enterprise network solutions across campus, data center, and hybrid cloud environments. Requires 4+ years of enterprise networking experience with Layer 2/3/4-7 protocols, 3–5 years of consulting or systems integration experience, and ability to lead technical teams while managing stakeholder relationships.…See more Will work on network modernization initiatives including AI/ML workload integration, using vendor solutions and internal accelerators, with up to 50% travel.

IT Manager responsible for end-to-end IT operations at a mid-sized organization, including infrastructure administration, security, incident response, and disaster recovery. Oversees Windows Server, Active Directory, Microsoft Exchange DAG, virtualization, SAN storage, and Azure hybrid environments.…See more Leads IT projects from scoping to delivery, manages vendor relationships, owns cost optimization, and supervises IT team members while ensuring business continuity and SOC 2 compliance.

This role designs, implements, and optimizes enterprise security systems including firewalls, VPNs, and segmentation controls while developing automation scripts to streamline deployments and enhance threat detection. The architect will leverage network observability and security telemetry to validate policies, identify vulnerabilities, manage patch compliance, and produce metrics for operational visibility.…See more Responsibilities include mentoring security teams, advising on security best practices aligned with business needs, and collaborating on process improvements and incident response workflows. Required: 5+ years progressive cybersecurity experience (3+ with master's degree); preferred: hands-on NGFW expertise, intermediate certifications (GSEC, CEH, CySA+), and scripting proficiency in Python, PowerShell, Bash, or Java.

Senior Principal Cybersecurity Engineer supporting DoD Navy communication systems, responsible for planning and executing penetration tests, performing network traffic analysis, architecting hardened IT systems in classified environments, and conducting vulnerability assessments aligned with DISA STIGs and DoD standards. Requires 14+ years of experience (or 12+ with master's degree), with 5–7 years in hands-on cybersecurity engineering and 5+ years designing/implementing hardened systems in classified settings.…See more Must hold an active Top Secret clearance and be able to obtain TS/SCI.

Technical Integration Engineer with deep Ateme product expertise, responsible for designing and implementing broadcast infrastructure architectures, managing complex client relationships, and owning end-to-end signal flow and system integration. The role requires hands-on proficiency in IP networking, Linux administration, broadcast workflows, and physical infrastructure work, combined with the ability to lead technical discussions with both engineering and executive audiences.…See more You will build technical documentation, SOPs, and standards while troubleshooting complex broadcast systems in data center and on-site environments.

A senior network engineer role focused on designing, developing, and maintaining complex network systems for Navy missions. The role requires 10+ years of hands-on experience with routing, switching, firewalls, and protocols (OSPF, BGP, MPLS), plus expertise in NIPR/SIPR networks, WLAN, and quality-of-service tuning.…See more Responsibilities include translating business requirements into network architectures, leading technical solutions, performance optimization, and direct stakeholder engagement on mission-critical infrastructure.

As a Cybersecurity Systems Engineer, you will develop and implement security solutions to protect military infrastructure, performing risk and vulnerability assessments across networks, systems, and applications. You'll work with Navy Risk Management Framework (RMF) processes, manage security controls and compliance testing using tools like eMASS and ACAS, and identify cyber threats using vulnerability scanning and big-data analytics.…See more The role requires 3+ years of DoD/government IT experience, expertise in RMF/A&A activities, and hands-on knowledge of Windows, Linux, cloud platforms, network infrastructure (routers, switches, firewalls, NIPR/SIPR), and security compliance tools. You'll communicate security complexities to diverse audiences and deliver client solutions from inception through completion.

The OT Security Engineer will conduct vulnerability assessments in industrial SCADA/ICS environments, using specialized tools like Nozomi, Claroty, and Tenable.ot to identify risks in PLCs, HMIs, and OT networks. Responsibilities include performing asset discovery, risk assessment, and security scanning, then providing remediation recommendations to engineering teams.…See more The role requires hands-on knowledge of OT network protocols, segmentation, firewalls, and industrial cybersecurity practices, with regular onsite collaboration with operational technology and engineering staff.

Design, deploy, and administer enterprise-scale backup and data protection solutions using Commvault for mission-facing Navy workloads. Lead the engineering of hardened backup environments, develop implementation procedures aligned with Navy standards, and provide ongoing operational support across multi-site, multi-tenant deployments.…See more Collaborate with architects and government stakeholders to evaluate workload requirements and implement effective backup and recovery strategies. Deliver training, maintain documentation (runbooks, SOPs, architecture diagrams), and support modernization efforts spanning cloud, automation, and datacenter operations.

Design, deploy, and support enterprise backup and recovery systems for the U.S. Navy using Commvault, Windows Server, VMware vSphere, and Azure.…See more Administer backup platforms at scale, including CommCell, Media Agents, deduplication, encryption, and air-gap/immutability configurations. Develop best-practice data protection strategies, hardened installation procedures aligned to Navy standards, and provide troubleshooting and optimization support for mission-critical workloads. Required: 8+ years administering enterprise backup platforms, 5+ years supporting Windows Server production environments, 2+ years operating VMware vSphere, 2+ years PowerShell scripting, and DoD 8570.11 IAT Level II certification.

Network Engineer to design and develop Navy network topologies, templates, and IP plans, with hands-on experience in SDN/SD-WAN configuration, L2/L3 switching, routing, and security appliances. The role requires six+ years supporting DoD/federal IT systems engineering, CCNP certification, and active Secret clearance.…See more Candidates should demonstrate expertise in network documentation, troubleshooting, and stakeholder engagement across Navy programs.