security jobs in San Diego

Senior Software Engineer role focused on developing and maintaining ServiceNow's server-side JavaScript engine and runtime systems. Responsible for optimizing execution engines, memory management, and performance at the systems level while owning code from design through production delivery.…See more Requires deep expertise in compiler and runtime systems, distributed systems, and backend programming, with opportunities to mentor colleagues and architect scalable, modular solutions for the platform.

Systems Administrator II supporting a U.S. Government RDT&E network.…See more Responsible for Windows system administration, troubleshooting hardware and software issues, applying security patches and STIGs to desktops, and managing Microsoft and Adobe products. Requires Secret clearance and IAT Level II certification (CySA+, Security+, CCNA Security, GICSP, GSEC, or SSCP); minimum 1+ year Windows OS experience.

Senior Software Engineer role focused on developing and maintaining ServiceNow's server-side JavaScript engine and runtime systems. Responsibilities include owning code across the full lifecycle from design through production delivery, optimizing execution engines and memory management, and architecting modular systems for scalability.…See more Requires 3+ years of experience with Java or equivalent OO languages, deep knowledge of language internals and backend systems programming, and expertise in data structures, algorithms, design patterns, and performance optimization at scale.

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.

Systems Engineer III will design, develop, integrate, and maintain IT systems and software components supporting U.S. Navy enterprise networks (PMW160/NIWC Pacific).…See more Responsibilities include system configuration and deployment, creating automation scripts and tools (Ansible, PowerShell, Python), integrating hardware/software with virtual infrastructures, performing patching and compatibility testing, and ensuring DoD cybersecurity compliance (STIG, RMF). The role requires 4–7 years of IT systems experience, expertise in troubleshooting complex environments, and mandatory Security+ or CISSP plus an OS certification.

Lead a technical program across 55+ production services while personally designing and building AI-agent-driven automation to streamline operational processes. You'll own program execution (scope, milestones, cross-functional coordination, executive reporting) alongside hands-on delivery of automation solutions including ticketing, reconciliation, telemetry, and workflows.…See more The role requires 7+ years of technical program management in platform/infrastructure environments plus proven ability to personally ship automation (API integrations, dashboards, AI-agent tools). You'll establish AI governance, validation controls, and human-in-the-loop processes to ensure automation is reliable, auditable, and maintainable.

Software engineer responsible for the full software development lifecycle in a maritime cybersecurity environment, from requirements gathering through deployment. Design and develop scalable, distributed applications using Java, C#, Python, C++, and serverless architecture while applying cryptography, network security, endpoint security, and computer network defense principles.…See more Write clean, well-documented code; test and debug applications; and collaborate with security specialists, clients, and technical stakeholders to deliver defensive capabilities and situational awareness tools.

Network engineer responsible for engineering, configuring, and sustaining mission-critical networked systems including Cisco, Aruba, Juniper, and Cambium platforms. The role spans end-to-end system lifecycle activities—staging, integration, testing, fielding, and sustainment—with emphasis on secure network architecture, compliance (RMF, STIGs), vulnerability remediation, and hands-on field deployment.…See more Requires 8+ years of DoD or enterprise network engineering experience, hands-on expertise with Juniper Junos OS, Aruba switching/wireless, Cisco switching/routing/firewalls, and DoD 8570/8140 certification (Security+ minimum). Involves frequent travel (50%+) to customer sites, shipboard environments, and remote troubleshooting.

This role focuses on Public Key Infrastructure (PKI) engineering within a cybersecurity context. The engineer will work with cloud security across AWS, Azure, and GCP, develop security automation and orchestration solutions, and apply DevOps and Agile practices.…See more Required or strongly preferred qualifications include scripting proficiency (Bash, Python, PowerShell) and CSWF DOD 8750 IAM Level III certifications such as CISSP, CASP, or Security+.

Support implementation of a Cisco-based E911 emergency call routing solution at a federal medical facility. Audit and document port-level details across existing Brocade/Ruckus switches, map switch port data to Emergency Response Locations (ERLs), and validate documentation through site walkthroughs.…See more Coordinate with Cisco engineers and facility stakeholders to ensure accurate location data for government submission. Requires hands-on switch administration experience, active Secret clearance, and Security+ certification.

The Network Engineer IV delivers advanced afloat C4ISR network engineering, integration, and sustainment for the Navy's carrier training tactical system within the CANES architecture. The role maintains, configures, and troubleshoots ruggedized network hardware and software baselines while providing hands-on technical support to shipboard ITs and NIWC Pacific during Fleet training events, readiness exercises, and deployment workups.…See more Responsibilities include system updates, patching, baseline management, virtualization support, enclave routing, cybersecurity compliance (STIG application, HBSS/ACAS remediation, Zero Trust hardening), and functional/performance testing with documentation of findings. The engineer must hold or obtain a Secret clearance, possess CCNA/CCNP and DoD 8570 IAT Level II (Security+), and have 3–5 years of network engineering experience with preferred expertise in Ansible, Python, Bash, PowerShell, and DevSecOps automation.

DevSecOps Engineer supporting a U.S. Air Force cloud migration program.…See more Responsibilities include designing secure on-premises infrastructure, building and managing CI/CD pipelines, automating provisioning and monitoring, implementing security controls, and troubleshooting infrastructure incidents. Requires active TS/SCI clearance, 5–8+ years of DevSecOps/software engineering experience, IAT II certification, hands-on expertise with Kubernetes, Docker, GitLab, AWS, Linux/Unix, and monitoring tools (ELK Stack, Nagios).

Network engineer responsible for engineering, configuring, and sustaining mission-critical networked systems including Cisco, Aruba, Juniper, and Cambium platforms. Supports end-to-end system lifecycle from staging through sustainment, deploys and troubleshoots networks in labs, shore facilities, and data centers, and implements secure network architectures aligned with RMF and STIG standards.…See more Requires 8+ years of hands-on network engineering experience, DoD Secret clearance, and certifications such as Security+, CCNA/JNCIA or higher, with expertise in Layer 2/3 technologies, VPNs, firewalls, and wireless deployments.

Network Engineer supporting Navy AT/FP systems at NIWC Pacific, responsible for engineering, configuring, and sustaining advanced networking equipment (Juniper, Aruba, Cisco) across shore facilities and data centers worldwide. Design and implement secure network architectures compliant with RMF and STIGs, perform system hardening and vulnerability remediation, and support end-to-end lifecycle from staging through sustainment.…See more Requires active interim Secret clearance with ability to obtain full adjudication, bachelor's degree plus 5 years experience (or HS diploma plus 8 years), DoD 8570/8140 baseline certification, and hands-on expertise in Juniper Junos OS, Aruba switching/wireless, Cisco switching/routing/firewalls, Layer 2/3 protocols, and mission-critical system support.

Network Engineer supporting Navy AT/FP systems worldwide, responsible for engineering, configuring, and sustaining Juniper, Aruba, and Cisco network platforms across shore facilities and data centers. Role requires hands-on expertise in network design, integration, testing, and lifecycle sustainment, with emphasis on secure architectures, RMF compliance, system hardening, and vulnerability remediation.…See more Candidate must hold an active interim Secret clearance with ability to obtain full Secret adjudication, travel 50%+ to CONUS/OCONUS sites, and support mission-critical networked systems protecting Navy installations from security threats.

Sr. Manager overseeing a data engineering team with responsibility for hiring, coaching, and performance management while remaining hands-on with architecture, design reviews, and technical decisions.…See more The role requires designing and operating production data pipelines and lakehouse platforms using AWS (S3, Glue, Athena, Lambda) and Snowflake, with hands-on proficiency in SQL and Python. Responsibilities include establishing data governance, compliance, security controls, CI/CD practices, and collaborating across engineering, analytics, product, and clinical teams to translate requirements into platform capabilities. The manager must balance delivery priorities, technical debt reduction, operational excellence, and emerging-technology evaluation while driving outcomes that affect broader business objectives.

This Site Reliability Engineer role focuses on maintaining, securing, and troubleshooting Windows Server 2016, 2019, and 2022 systems in a large-scale enterprise environment supporting the Navy-Marine Corps Intranet. Responsibilities include Windows Server administration, patching, IAVA vulnerability remediation, STIG compliance, and operational support for mission-critical systems.…See more The role requires 2–5 years of IT experience, active Security+ certification, and an active Secret security clearance, with work performed at the customer location on unclassified or classified systems.

Staff Inbound Product Manager for ServiceNow University, responsible for defining and executing product strategy across AI-powered learning experiences. The role involves leading product discovery across personalization, conversational AI, recommendations, and search capabilities; partnering with Engineering, Architecture, and Design to deliver enterprise-grade features; and translating learner and business needs into technical requirements.…See more Requires 8+ years of product/technical product management experience with strong expertise in enterprise platforms, AI technologies (LLMs, agents, conversational systems), and complex system integration.

Computer Systems Analyst supporting classified government contracts, responsible for installing, upgrading, patching, and troubleshooting Windows systems and multi-user computer environments. Duties include managing Windows file systems, user accounts, permissions, security access lists, backup and recovery services, virus protection, and security audit logging on classified networks.…See more Must collaborate with network, software, and system engineers to isolate issues across hardware, firmware, operating systems, and applications, while adhering to strict information security guidelines and documenting findings for cybersecurity teams.

Design and implement secure system architectures for complex defense and aerospace programs, ensuring compliance with DoD and NIST cybersecurity standards (DORI 8500.02, CNSSI 1253, NIST SP 800-53, NIST SP 800-171). Perform vulnerability assessments, risk management, and security evaluations across hardware and software; develop Risk Management documents and Secure Technical Implementation Guides; serve as liaison between cybersecurity, hardware, software, and program management to identify and remediate security issues.…See more Requires hands-on understanding of both system operations and hardware-software interactions, with ability to communicate technical security solutions to engineering and leadership teams.

Network Engineer III supporting a Navy C4I Messaging program, requiring 6–8 years of hands-on experience with LAN/WAN protocols (TCP, UDP, OSPF, BGP, LISP, GRE), virtualized network infrastructure (VMware, VLANs, routing), Type 1 network encryption (IPSec), and security tools (Wireshark, LANScope). Must hold or be able to obtain a Top Secret clearance, possess Security+ and CCNA IAT certifications, and have experience with Juniper and Fortigate firewalls.…See more Desired experience includes tactical messaging systems such as C2OIX, NMHS, NAVMACS, Nova, and NIXT.

Principal Windows Systems Administrator supporting classified government contracts, responsible for maintaining multi-user Windows-based systems, Active Directory administration, Group Policy management, system compliance, backup/recovery services, and security audit logging. The role requires coordinating with system engineers, networking teams, and IT/Cyber management to ensure system reliability, apply patches and updates, troubleshoot cross-disciplinary issues, and maintain strict information security compliance.…See more Must hold a current Secret clearance and Security+ certification, with 3–9 years of relevant experience depending on educational background.

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).

Senior Software Architect responsible for designing, managing, and defending large-scale classified software systems while leading development teams and ensuring architectural flexibility and maintainability. The role requires 12+ years of experience designing integrated classified systems, 10+ years leading development teams, and expertise in secure systems architecture, code quality analysis, and CI/CD pipelines.…See more Responsibilities include overseeing team training, participating in technical discussions, managing architectural changes, and performing systems architecture activities in support of Agile/SCRUM teams.

Technical Lead responsible for managing IT enterprise operations, including computer/network support, incident response, and data spillage asset recovery on classified networks (NIPR/SIPR). Provide peer coaching and mentorship to technicians, troubleshoot hardware/software/networking issues, manage customer tickets to SLA, and support VIP/executive-level users.…See more Lead operational and training activities at the site with hands-on expertise in layer 1 networking, VoIP/VTC, and multi-function device troubleshooting.