li>Required to research, design, write, and review a wide range of technical documentation that will include but not be limited to: technical manuals, design specification documents, interface requirements specification, system user guides, reference manuals, installation guides, and data sheets that may be required to assist with the design, integration, testing, and fielding of the system; will provide project briefing materials upon request. June 4, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
May 19, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
April 30, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
May 19, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
San Diego, CA30+ days ago
The NOSC functions as the helpdesk for network operations support and provides troubleshooting of network connectivity including WAN circuits, equipment failures, router and switch configurations, firewall access control lists, VoIP device registrations and configuration, cryptographic device configurations and keying material. This includes coordination with Navy, DISA, and commercial circuit providers for implementation and troubleshooting; maintaining Information Assurance compliance including IOS upgrades, network device configuration changes, firewall ACL verification and changes; and supporting remote sites in restoring network failures.
ul>Learn to design, build, and manage AI agents (using platforms such as Kindo.ai, n8n, and Claude/Anthropic APIs) that automate routine network security operations including policy reviews, firewall rule audits, segmentation gap analysis, and anomaly triage.
Requirements:
7+ years of progressive experience in network security engineering, with hands-on work in firewall management, network segmentation, VPN/ZTNA, and intrusion detection/prevention.
p>To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
This role oversees RMF lifecycle execution, ATO sustainment, and security engineering alignment for cloud based development and production environments-while partnering closely with engineering, operations, and mission stakeholders to maintain a resilient, audit‑ready security posture. SAIC is seeking an Information System Security Engineer to provide cybersecurity leadership and governance across DoD IL5 and IL6 cloud platforms, ensuring secure design, continuous monitoring, and compliance across multiple cloud brokers.
San Diego, California30+ days ago
p style="margin-bottom:0in">About Falconwood, Inc: Falconwood, Inc. is a small, woman/veteran-owned business providing executive level consultants and programmatic support to Department of Defense Information Technology (IT) initiatives and programs. The Information System Security Engineer (ISSE) will: * Plan, implement, and maintain all phases of the Risk Management Framework (RMF) for assigned systems.
li>Collaborate closely with cross-functional teams within the engineering organization to ensure the test framework successfully integrates and thoroughly evaluates all interfaces between hardware and software, as well as the overall operational performance of the system. In this role, you'll be at the forefront of designing, developing, and integrating a next-level automated test framework in Python utilizing automation tools and concepts to ensure the correctness and resilience of next generation DoW cryptographic solutions.
San Diego, CA30+ days ago
p>Our DevSecOps Engineering Center of Excellence R&D department is looking for a Security Engineer experienced in medical device or instrumentation security and systems to join our team, pivotal in building and enhancing security in our products and services. As a Product Security Engineer 3, you will be involved in our Hologic diagnostics products and responsible for:
- Monitoring the industry for newly identified threats to cybersecurity and assessing the risk to Hologic products.
San Diego, CA30+ days ago
p>Anduril's Application and Security Engineering team is looking for a Staff Security Engineer to focus on Identity and Access Management and build and maintain world class defensive controls to protect the systems we use to build our advanced defense technology products. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind:
No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.
San Diego, California18 days ago
li style="font-family:'arial' , 'helvetica' , sans-serif;font-size:12pt">May support systems undergoing the acquisition lifecycle by assessing cybersecurity risks, identifying vulnerabilities, and recommending mitigation strategies in accordance with RMF and NAVAIR guidance.
Serve as the primary and sole on-site cybersecurity resource, independently managing assigned tasks, priorities, and deliverables while coordinating with off-site team members and government stakeholders.
li>Experienced in environments which are subject to regulatory frameworks such as FedRAMP, CMMC, HIPAA, PCI-DSS, or SOC 2. Familiar with zero-trust architecture principles and practical implementation challenges. Learn more about Viasat's comprehensive benefit offerings that are focused on your holistic health and wellness at https://careers.viasat.com/benefits.
San Diego, California17 days ago
Overview: The Sr, IT Security Engineer, is responsible for protecting the organization’s network infrastructure and applications from security threats, including software piracy, DDoS attacks, and malicious bot activity. The ideal candidate will have hands-on experience with Rapid7, F5 technologies, and Splunk, as well as expertise in web application security, anti-piracy measures, scripting for automation, and collaboration using modern team tools.
Aliso Viejo, California30+ days ago
div class="section page-centered">Location: Hybrid (3 days in office/2 days remote) – New York, NY or Century City, CA or Aliso Viejo, CA
About the team: The Edge Services team at StubHub owns the platform that powers our global content delivery and edge security posture. With more than 300 million tickets available annually on our platform to events around the world -- from sports to music, comedy to dance, festivals to theater -- StubHub offers the safest, most convenient way to buy or sell tickets to the most memorable live experiences.
Aliso Viejo, CA30+ days ago
With more than 300 million tickets available annually on our platform to events around the world -- from sports to music, comedy to dance, festivals to theater -- StubHub offers the safest, most convenient way to buy or sell tickets to the most memorable live experiences. From fans selling a single ticket to the promoters of a worldwide stadium tour, we want StubHub to be the safest, most convenient way to offer a ticket to the millions of fans who browse our platform around the world.
Learn more about Viasats comprehensive benefit offerings that are focused on your holistic health and wellness at https://careers.viasat.com/benefits. For specific work locations within San Jose, the San Francisco Bay area and New York City metropolitan area, the base pay range for this role is $205,000.00- $307,000.00/ annually.
San Diego, CA30+ days ago
Most recently, we were recognized Stevie Employer of the Year 2025, SIA Best Staffing Firm to work for 2025, Inc 5000 Best Workspaces in US (2025 & 2024) and Glassdoor's Best Places to Work (2023 & 2022)! This role involves actively participating in a threat intelligence and security operations function, focusing on critical tasks like takedown programs and backlog reduction.
strong>Technical Competency Matrix| Requirement Layer | Core Skill Sets & Tooling |
|---|
| Experience Level | 5 to 8+ years of deep track record in Systems Engineering, Security Engineering, or DevSecOps. |
| Cloud Tooling | Direct, hands-on experience utilizing Snyk or closely related vulnerability scanning/management platforms. |
| Automation & IaC | Scripting proficiency (Python, Bash) to automate remediation workflows.San Diego, California30+ days ago May 27, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. The RMF Security Engineer will guide the project through the RMF lifecycle, which includes categorizing information systems based on risk, selecting and implementing appropriate security controls (per NIST SP 800-53 or DoD-specific requirements), and assessing those controls for effectiveness. li>Manage and maintain Cisco Security Infrastructure, including Firewalls, Secure Network Analytics, Identity Services Engine (ISE), and Umbrella/ Cisco Secure Access SASE. You will thrive in an environment where team members are engaged and committed to providing excellent care and making a difference in the lives of their patients and their teammates So, if you're open to change, go ahead and unlock your potential. Manage Faro's vulnerability management program, including triaging findings from infrastructure scans, SAST, DAST, and SCA tools, tracking remediation against established SLAs and coordinating with engineering on fixes. Contribute to the security of Faro's AI-powered products, including evaluating risks related to prompt injection, data leakage between tenants, model output safety, and retrieval-augmented generation (RAG) integrity. San Diego, CA30+ days ago This role is responsible for designing, installing, and maintaining physical security systems (CCTV, access control, alarms), low-voltage infrastructure, and facility control systems, while also supporting lab equipment, automation initiatives, and site-wide technical projects. The ideal candidate is a self-starter with strong troubleshooting skills across electrical, mechanical, and control systems, capable of managing vendors, coordinating cross-functional teams, and maintaining detailed documentation in regulated environments (ISO/GMP). li>Technical Proficiency: Deep expertise in vulnerability management and remediation, including experience with tools like Nessus, Qualys, or Rapid7, and the ability to manage sophisticated patch lifecycles across diverse OS environments (Linux, Windows, etc.). For specific work locations within San Jose, the San Francisco Bay area and New York City metropolitan area, the base pay range for this role is $189,500.00- $284,500.00/ annually. Proofpoint has been honored with six Best Places to Work Awards in 2024 by workplace culture leader Comparably, including Best Company Career Growth, Best Company Outlook, Best Global Culture, Best Engineering Teams, Best Sales Teams, and Best HR Teams. + Technicalexpertisein one or more of the following areas: CASB, Data Loss Prevention (endpoint, cloud, email, web), Insider Threat or Insider Risk, Data Security Posture Management, or related data security technologies. Through strategic partnerships with leading technology providers, including Fortinet and emerging cybersecurity and connectivity platforms, Telispree helps customers simplify complex technology challenges while improving operational efficiency, security, and long-term scalability. You are part of a team that designs site-specific security architectures, govern a purpose-built OT Zero Trust platform, manage partner integrations, and ensure every network-connected physical security device achieves compliance without disruptive equipment replacement. San Diego, CA30+ days ago This position will assist with strategic initiatives for short and long-term plans to identify and reduce the attack surface across cloud, SaaS and on premises applications and systems, which may include support for AI/ML platforms such as data pipelines, model development environments, and model serving infrastructure. Direct experience using advanced technologies such as Intrusion Detection & Prevention Systems (IDS/IPS), Firewalls, SIEM, Antivirus software, Network Packet Analyzers, content filtering, Malware analysis and forensics tools to detect intrusions.
San Diego, California30+ days ago p/>This role is responsible for designing, installing, and maintaining physical security systems (CCTV, access control, alarms), low-voltage infrastructure, and facility control systems, while also supporting lab equipment, automation initiatives, and site-wide technical projects. Farhat%40revvity.com%7C48096b64594e4f908e8a08dd5286bd3b%7C66a92d0f8ca8403c84e65503c5643994%7C0%7C0%7C638757460850808743%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=LpNrWwHdACTfzESzvRXS%2FuiE7Zv071C2LXBuMpx1XRA%3D&reserved=0" rel="nofollow noopener noreferrer" target="_blank">Bswift page. The engineer will be responsible for building and maintaining comprehensive products, ensuring seamless integration from the database layer to the user interface, with a primary focus on back-end development and some front-end responsibilities (80% back end, 20% front end). • Design and execute software projects that are crucial to Abnormal’s success, in collaboration with a team of engineers, through conception, design, implementation, launch, and operation. p>• Distributed systems expert – you bring deep experience designing and operating large-scale distributed systems, and have partnered with security teams to build secure-by-default solutions. Were looking for a distributed systems expert who has worked closely with security teams — someone who can drive Product Security at scale and translate that into clear, executable technical roadmaps. Through strategic partnerships with leading technology providers, including Fortinet and emerging cybersecurity and connectivity platforms, Telispree helps customers simplify complex technology challenges while improving operational efficiency, security, and long-term scalability. About Telispree Communications:Founded in 2020, Telispree was originally founded to enable telematics and internet hardware technology for enterprise companies, managing complex systems with over 1M devices deployed. Your mission is to: • Proactively Hunt: Execute hypothesis-driven threat hunts across the network, endpoints, and cloud environments to uncover hidden, anomalous, or malicious activity that could bypass controls • Leverage Intelligence: Integrate Cyber Threat Intelligence (CTI) from tactical, operational, and strategic sources to inform hunting hypotheses, prioritize investigations, and enrich security tooling • Support Incident Response: Collaborate on threat intelligence-driven incidents by providing hunting and CTI enrichment support • Improve Posture: Prioritize vulnerabilities and security gaps based on threat actor exploitation trends identified via CTI and hunting campaigns, directly feeding into the vulnerability management and security engineering programs • Advance Detection: Coordinate with detection engineers to develop new detections, composite rules, and dashboards based on discovered threat Tactics, Techniques, and Procedures (TTPs) to enhance the security teams overall capability • TIP and SIEM Enrichment: Lead the lifecycle of threat intelligence within the Threat Intelligence Platform (TIP), ensuring timely maintenance, accurate expiration policies, reduction in false positive rates, and continuous enrichment of Indicators of Compromise (IOCs) and TTPs to improve contextualization and prioritization of alerts in the Security and Information Event Management (SIEM) • External Threat Monitoring: Maintain continuous tracking and monitoring of external threat surfaces, including dark web forums, leak sites, and underground marketplaces, focusing on brand protection, supply chain risks, and the identification of organizational asset management risks. A typical day involves a blend of deep investigation, collaboration, and continuous learning: • Review the latest threat intelligence reports, internal alerts, and ongoing investigations • Prioritize the days hunting campaigns based on the most relevant and high-impact threats • Spend significant time querying and analyzing large datasets from SIEM, Endpoint Detection and Response (EDR), network logs, and cloud telemetry, searching for patterns and anomalies that confirm or deny a threat intelligence hypothesis • Conduct in-depth analysis on potential IOCs, which may include correlating data from disparate sources • Work directly with the Incident Response team to transition a confirmed threat into a full-scale incident, providing critical context on the threat actor, their motives, and their activities • Participate in and contribute to relevant threat intelligence working groups, consuming information from partners to rapidly shift and focus hunting efforts on the most immediate and relevant threats to our sectors • Regularly review and update intelligence feeds and context within the TIP and SIEM to keep alerting rules efficient, reducing false positive alerts and improving detection based on gathered information • Document and communicate findings clearly to both technical and non-technical stakeholders, detailing the threat, its potential impact, and actionable remediation steps. San Diego, California18 days ago div>TrellisWare Technologies pays competitively according to the market in an individual's geographic location, in addition to their qualifications and experience. You would be a member of the Cyber Security Team working on next generation self-networking hand-held software defined radios and associated companion products for domestic and foreign defense forces. Locally, we’ve been honored by The San Diego Business Journal as a "Best Place to Work" more than seven times, and our excellence is reflected in accolades like CRN's "Solution Provider 500", "Tech Elite 250", and "Top 150 Growth Companies”. As North America's premier enabler of secure digital business, we integrate cutting-edge technical expertise across data center, network, security, cloud, and communications domains. San Diego, CA30+ days ago li>Provide support to Program Management Offices (PMOs), by conducting site surveys and providing technical information, to develop RMF artifacts to support ATO/ATC and to facilitate IS deployments and successful integration. AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. p>To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
p>Essential Functions and Key Responsibilities: Responsible for the programming or configuration of cloud-based and on-premises access control and video management applications including door configurations, mobile and biometric credential provisioning, clearance assignments, system events, field hardware configurations, server and cloud-tenant management, and other system components as needed. Through collaboration and partnership with various departments, including Information Technology and Cybersecurity, this role will manage systems used in access control, video surveillance with AI-powered analytics, visitor and incident management, mobile credentialing, and those used to operate the Security Operations Center (SOC).
CTI-Driven Threat Hunts: collaborate closely with the Cyber Threat Intelligence (CTI) team to analyze relevant intel, extract actionable insights, and detect potential Indicators of Compromise (IoC) associated with Advanced Persistent Threats (APTs). Documentation: capture all investigative, response, and remediation activities within the case management platform Ensure each case includes a detailed triage, captured artifacts, and any IOCs to support clear tracking of security team efforts of associated tasks. Carlsbad, California6 days ago Through collaboration and partnership with various departments, including Information Technology and Cybersecurity, this role will manage systems used in access control, video surveillance with AI-powered analytics, visitor and incident management, mobile credentialing, and those used to operate the Security Operations Center (SOC). Responsible for the programming or configuration of cloud-based and on-premises access control and video management applications including door configurations, mobile and biometric credential provisioning, clearance assignments, system events, field hardware configurations, server and cloud-tenant management, and other system components as needed.
p style="padding-left:30px">Maintain accurate and up to date documentation of system designs, System Requirement Document (SRD), System Requirement Specification (SRS), software user manuals, configurations, requirement traceability matrices, risk assessments, System Engineering Management Plan, Interface control documents, version description documents, fault tree assessments. Participate in the systems engineering life-cycle by supporting and assisting with key activities across all phases, including requirements analysis, system design and architecture, implementation and integration, testing and verification, documentation, troubleshooting and maintenance, and collaboration. Proofpoint has been honored with six Best Places to Work Awards in 2024 by workplace culture leader Comparably, including Best Company Career Growth, Best Company Outlook, Best Global Culture, Best Engineering Teams, Best Sales Teams, and Best HR Teams. Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, prevent data loss, and build resilience across their people and AI workflows. San Diego, CA30+ days ago p>Pre-Employment Background Check and Drug Test: All offers are contingent upon the candidate successfully passing a credit check, criminal background check, and pre-employment drug screening, which includes screening for marijuana. The ideal candidate will have strong expertise in cloud networking, enterprise network infrastructure, and security, along with exposure to automation and monitoring tools. San Diego, California3 days ago p/>IER Right to Work Poster (English/Spanish). Born digital-first, Axos delivers financial tools and services that allow individuals, small businesses, and companies to access and manage their money how, when, and where they want. San Diego, CA30+ days ago p>The purpose of the DevOps Engineer will be to act as a Tier 2 Help Desk Technician and to provide advanced, second‑line technical support for the Joint Forces Network (JFN), ensuring that all hardware, software, and network services operate securely and reliably across classified and field environments; the technician resolves complex issues escalated from Tier 1, configures and manages operating systems, applications, and DoD/IC authentication services, performs troubleshooting and remediation of hardware and software failures, documents procedures and solutions in Agile tools (e.g., Jira, Confluence), and contributes to the continuous improvement of JFN's operational readiness while adhering to DoD cybersecurity and physical‑security policies. Security concepts, best practices and how to apply them, such as Secure Shell, public key encryption, access credentials, certificates, TLS, and data encryption to include Department of Defense and Intelligence Community security policies/processes. San Diego, CA30+ days ago p>An Entry Test Specialist/Engineer will be able to perform the following, under close supervision: Assist in the setup, operation, and tear down of the test architecture of various systems and sub-systems. This position directly contributes to mission readiness and system interoperability by providing detailed analysis, validating network performance against requirements, and informing test planning, execution, and reporting efforts within complex, distributed communications environments. |