Security Engineer at Helsing | Washington, DC

About UsAt Helsing, we are pioneering the future of defense through artificial intelligence. Our mission is clear: to safeguard our democracies and ensure that open societies retain the authority to make sovereign decisions while upholding their ethical standards.We recognize the profound responsibility that comes with developing and deploying powerful technologies such as AI. Our commitment to thoughtful innovation is unwavering.As a dynamic and dedicated team of engineers, AI experts, and program managers, we invite mission-driven individuals to join us in addressing some of the most intricate and impactful challenges in the defense sector. Our culture fosters openness and transparency, encouraging constructive debates about technology use in defense, its advantages, and ethical considerations.Your RoleJoin us as we establish our first engineering team in the U.S. based in Washington, DC. As a key early member, you will play a crucial role in creating a secure infrastructure for our applications and cloud architecture. Your responsibilities will bridge security and engineering, encompassing cloud architecture, application SBOM, vulnerability scanning, and continuous monitoring of our cloud infrastructure (AWS/Azure/GCP).This position serves as a vital link between engineering and security operations, focusing on risk identification, designing and implementing security controls (firewalls, IAM, encryption), and performing in-depth analyses of cloud-native security logs to detect and address threats.Daily ResponsibilitiesCloud Infrastructure Security Design: Architect and implement secure cloud infrastructure while ensuring compliance with leading security frameworks (NIST, CIS Benchmarks, ISO 27001).Security Operations Collaboration: Collaborate closely with engineering teams to integrate security best practices into all phases of the software development lifecycle.Vulnerability Management: Conduct regular assessments and penetration tests to identify vulnerabilities and implement remediation strategies.Threat Intelligence: Stay updated on emerging threats and security trends, providing recommendations for proactive measures.

About UsHelsing is at the forefront of defense AI technology, dedicated to safeguarding our democratic values. Our goal is to establish technological supremacy that empowers open societies to make independent choices and uphold their ethical standards.As a defender of democracy, we recognize our unique obligation to thoughtfully develop and implement transformative technologies like AI. We take this duty with utmost seriousness.We are a passionate and dedicated team of engineers, AI experts, and program managers, seeking mission-driven individuals to join our European teams and leverage their skills to tackle some of the most challenging and significant issues. We foster a transparent and open culture that encourages constructive discussions about the application of technology in defense, its advantages, and its ethical considerations.The RoleAs an IT Engineer, you will oversee Helsing's IT and infrastructure in the United States. Your responsibilities will span across teams and locations to create a secure and reliable infrastructure that supports collaborative efforts focused on the transmission, development, and delivery of defense technologies in compliance with relevant regulations, standards, and industry best practices. You will play a critical role in enabling Helsing to provide advanced systems that address the challenges of future battlefields.Daily ResponsibilitiesConfigure and manage endpoints, including workstations, laptops, and servers.Provide support for an office consisting of approximately 10-25 employees.Establish and maintain on-premises computer environments primarily based on Linux.Manage and configure our network and VPN infrastructure.Collaborate with Helsing's broader IT team to optimize the operational efficiency of Helsing US's corporate, development, and customer environments, largely utilizing Microsoft 365, Azure, and other SaaS solutions.

About Helsing Helsing develops artificial intelligence solutions to help protect democracies worldwide. As the company grows its presence in the United States, Helsing seeks professionals who bring dedication and expertise to complex security challenges. Role Overview The Industrial Security Lead will oversee and strengthen Helsing’s security framework for U.S. operations based in Washington, DC. This includes responsibility for facility security, personnel security, CMMC compliance, and COMSEC operations. The role ensures adherence to the company’s Special Security Agreement and addresses the challenges of foreign ownership, control, or influence (FOCI) mitigation. The position offers the chance to design and implement security infrastructure that supports advanced AI technologies for defense applications. Key Responsibilities Serve as Facility Security Officer (FSO) for the U.S. subsidiary, maintaining full compliance with NISPOM (32 CFR Part 117), DCSA requirements, and all obligations under the Special Security Agreement (SSA).

Join SpaceX as a Security Software Engineer and play a pivotal role in safeguarding our advanced technologies. You will be involved in developing, implementing, and maintaining cutting-edge security software solutions to counteract emerging cyber threats. Collaborate with a team of passionate engineers and contribute to the safety and security of SpaceX’s missions.

Join SpaceX as a Principal Security Software Engineer, where you will play a critical role in ensuring the security and integrity of our software systems. You will lead initiatives to develop, implement, and enhance security protocols that safeguard our operations and data.

Position Overview:Join Spry Methods as an Information Systems Security Engineer (ISSE) and play a vital role in enhancing the security of mission-critical information systems within a dynamic government environment. You will be instrumental in designing, implementing, and managing cybersecurity controls across both enterprise and mission systems. Collaborating closely with engineering, operations, and security teams, you will ensure compliance with federal cybersecurity standards and authorization requirements.

About UsHelsing is at the forefront of defense AI innovation, dedicated to safeguarding democratic values through advanced technology. Our goal is to ensure that open societies can maintain sovereignty over their ethical standards while achieving technological excellence.We recognize the unique responsibility that comes with developing and deploying powerful technologies such as AI, and we are committed to upholding this responsibility.The OpportunityJoin the inaugural U.S.-based engineering team at Helsing, located in Washington, DC. As a key member of this pioneering group, you will design and construct the foundational infrastructure that supports our mission within the U.S. market. This is a unique greenfield opportunity to establish secure, compliant cloud infrastructure from the ground up, while working at the nexus of cutting-edge AI technology and national security.You will take ownership of the entire infrastructure stack—from architecting and implementing compliant AWS environments to creating and deploying developer tools that enhance your team's productivity. As we grow, you will develop the platforms and automation necessary for teams to swiftly and securely deliver capabilities to our clients.The Day-to-DayDesign and implement AWS GovCloud infrastructure that aligns with CMMC Level 2 requirements, positioning us for certification.Develop, manage, and execute a roadmap for integrating, modifying, and deploying Helsing's infrastructure patterns and developer tools, collaborating with Core Infra and DevX teams to tailor solutions to our specific needs.Maintain Terraform and IaC tooling, oversee Kubernetes workloads for builds and AI training, and co-develop developer tools using Python and Rust.Enhance developer productivity by utilizing existing tools and creating new ones, while supporting DevOps and MLOps workflows, inclusive of CI/CD automation and CLI tooling.Collaborate with vendors, partners, and service providers.

Anduril Industries is at the forefront of defense technology, dedicated to revolutionizing military capabilities for the U.S. and its allies through the integration of advanced technology. By leveraging innovative expertise and a modern business model, we are reshaping the design, construction, and deployment of military systems. Our state-of-the-art systems are driven by Lattice OS, an AI-enhanced operating system that seamlessly transforms vast data streams into a dynamic, real-time 3D command and control center. As global strategic competition intensifies, Anduril is resolutely focused on delivering cutting-edge solutions in autonomy, AI, computer vision, sensor fusion, and networking technology to military applications within months, not years.ABOUT THE TEAMThe Security Engineering team at Anduril is seeking a talented Senior Security Engineer to create top-tier defensive controls that safeguard our infrastructure connected to advanced defense technology products. In this pivotal role, you will conceptualize and execute innovative security architectures that shield our global network while acting as a vital security ally across the organization.ABOUT THE JOBWHAT YOU’LL DODesign and implement robust security controls across cloud environments, production setups, and corporate infrastructures.Develop tools and systems aimed at enhancing security posture and operational efficiency.Conduct thorough security architecture and design evaluations for various systems and applications.Automate processes to detect, monitor, and resolve security vulnerabilities.Collaborate across infrastructure, application, and operational security domains.

Role overview MetroStar Systems seeks a Senior Network Security Engineer III in Washington, DC. This position centers on protecting network infrastructure and maintaining a secure operational environment. Candidates must be clearable and demonstrate strong attention to detail, along with a proactive mindset toward network security. What you will do Identify vulnerabilities within network systems and provide recommendations for effective solutions Implement security measures to reinforce network defenses Support and encourage best practices in network security across the organization Apply expertise to help maintain a secure and reliable infrastructure Location This position is based in Washington, DC. Work is onsite or as determined by MetroStar Systems.

Join SpecterOps as a Defensive Security Analyst and play a pivotal role in enhancing security operations for our valued clients. In this hybrid position, you will collaborate directly with client teams, providing independent support in managing and monitoring Security Operations Center (SOC) systems. We are seeking a detail-oriented individual with robust technical skills in security operations, exceptional interpersonal abilities, and a self-directed approach, ideally within a service-based information security environment.

CGS Federal is actively seeking a dedicated Junior Physical Security Specialist (PhySS) to enhance our critical operations supporting a federal client. This role is pivotal in maintaining a secure environment while ensuring compliance with established physical security standards.Key Responsibilities:Manage and secure Sensitive Compartmented Information Facility (SCIF) environments, ensuring adherence to all security protocols and standards.Collaborate effectively with cross-functional teams and stakeholders to foster a secure operational atmosphere.

Join ableserve as a Chief Engineer, where you will lead innovative engineering projects and spearhead the development of cutting-edge solutions. In this pivotal role, you will oversee engineering operations, manage a talented team, and ensure the successful execution of projects from conception to completion.

Gavin de Becker & Associates is hiring a Security Specialist based in Washington, DC. This position centers on protecting clients by using risk assessment skills and putting security strategies into practice. Key responsibilities Carry out thorough security evaluations for clients Create and suggest security solutions that fit each client’s needs Collaborate directly with clients to spot and address possible risks Location This role is located in Washington, DC.

Join XMSTART, a leading company in the field of systems engineering, as we seek talented and strategic full-time Systems Engineers to join our dynamic team in Chantilly, VA or Washington, DC. This role requires 100% on-site presence to foster collaboration and innovation.Security Clearance Requirements:Active TS/SCI with Polygraph is mandatoryEducation:Bachelor's Degree is preferredQualifications:Proven technical experience with Intelligence Community (IC) analytic toolsStrong understanding of the system development lifecycle (SDLC)Hands-on experience with systems integration and configurationFamiliarity with programming languages such as Python and Java, along with scripting capabilitiesExpertise in operating systems including Windows and Linux, as well as knowledge of network protocolsResponsibilities:System Design and DevelopmentAssess user requirements and system specificationsCreate system architectures and detailed specificationsIntegrate hardware and software components to deliver fully functional systemsSystem ImplementationInstall, configure, and rigorously test system componentsDevelop and maintain critical documentation, including technical specifications and user manualsEnsure system compatibility and interoperabilitySystem Maintenance and OptimizationMonitor system performance and effectively troubleshoot issuesImplement necessary updates, patches, and upgradesOptimize system processes to enhance efficiency and reliabilityCollaboration and CommunicationCollaborate with cross-functional teams, including developers, network engineers, and project managersCommunicate complex technical concepts to non-technical stakeholdersProvide training and support to end-usersCompliance and SecurityEnsure adherence to industry standards and organizational policiesImplement robust security measures to safeguard system integrity and protect dataXMSTART Inc. is an Equal Opportunity Employer

Join the dynamic team at XMSTART, where we are actively seeking skilled and strategic full-time Systems Engineers based in either Chantilly, VA or Washington, DC. These roles require a commitment to working 100% onsite.Key Responsibilities:Analyze user requirements and system specifications to design effective solutions.Develop system architectures and detailed specifications tailored to client needs.Seamlessly integrate hardware and software components to produce operational systems.System Implementation:Install, configure, and rigorously test system components for optimal performance.Create and maintain comprehensive documentation, including technical specifications and user manuals.Ensure systems are compatible and interoperable with existing infrastructure.System Maintenance and Optimization:Continuously monitor system performance, troubleshoot issues, and implement necessary updates.Enhance system processes to boost efficiency and reliability.Collaboration and Communication:Engage with cross-functional teams including developers, network engineers, and project managers.Translate complex technical concepts into understandable terms for non-technical stakeholders.Provide training and support to end-users to ensure effective system utilization.Compliance and Security:Ensure all systems adhere to industry standards and internal policies.Implement robust security measures to safeguard system integrity and data privacy.XMSTART Inc. is committed to fostering a diverse and inclusive workplace.

Role Overview Viderity is seeking a DevOps Engineer based in Washington, DC. This role focuses on automating build, test, and deployment systems to support a range of codebases, tools, and platforms. What You Will Do Design and implement automated solutions for building, testing, and deploying applications across multiple environments and technologies. Work closely with both legacy and new project teams to improve development pipelines and streamline the software development lifecycle. Maintain and troubleshoot continuous integration systems to keep build and deployment processes running smoothly. Develop, maintain, and troubleshoot automated testing frameworks and tools for a variety of projects and methodologies, including Agile and Waterfall. Set standards for static code analysis and track related metrics across project teams. Architect cloud-based solutions, including configuring and launching virtual machines for application deployment. Work with both Linux and Windows systems, emphasizing automation and scalability. Communicate proactively with project teams to ensure coordination and efficient workflows. Identify and implement improvements to speed and efficiency as technologies evolve. Research new DevOps tools and trends, evaluating open-source options and industry developments for possible adoption.

CGS Federal is actively seeking a motivated and detail-oriented Junior Personnel Security Specialist (PerSS) to join our team in supporting critical operations for a federal client. This is a fantastic opportunity for individuals looking to launch their careers in personnel security within a dynamic and supportive environment.Key Responsibilities:Conduct thorough background investigations and effectively manage personnel security clearance processes.Collaborate with cross-functional teams and stakeholders to ensure compliance with security protocols.Assist in the preparation and submission of security clearance requests.Maintain and update security databases and documentation.In this role, you will contribute to the safeguarding of sensitive information, ensuring that our client's operations run smoothly and securely.

At GuidePoint Security, we deliver reliable cybersecurity expertise, innovative solutions, and comprehensive services that empower organizations to make informed decisions while minimizing risk. Our unique three-tiered approach to evaluating security posture and ecosystems allows us to assist some of the country’s leading organizations, including Fortune 500 companies and U.S. government agencies, in identifying threats, optimizing resources, and integrating tailored solutions to effectively mitigate risk.Available Locations:JBAB (Bolling AFB), DC; Maryland Square, MD; Reston, VA; Quantico, VA; Colorado Springs, CO; Waikiki, HITo be considered for this position, candidates must possess an active Top Secret/SCI clearance and be willing to undergo and pass a polygraph exam. This role requires 100% onsite work with our government client.Key Responsibilities:Join a team of experts dedicated to implementing and managing cutting-edge security solutions for both government and commercial clients. Utilize Splunk alongside advanced tools like HBSS, Enterprise Security Manager (ESM), Network Security Manager (NSM), NetFlow, and Intrusion Detection Systems (IDS) to monitor, detect, and analyze potential threats. Engage in hands-on evaluation, deployment, and management of top-tier Cyber defense tools and technologies, applying sophisticated defense strategies across extensive and complex networks to swiftly identify vulnerabilities and threats, prioritizing response actions, and developing effective countermeasures. Contribute to the risk management and security compliance of designated cybersecurity tools while demonstrating thought leadership to tackle complex security challenges in a highly collaborative and innovative environment.

Join True Zero Technologies, a proud veteran-owned small business dedicated to the meaningful integration of people and technology. We believe that the success of any organization is deeply rooted in the strengths and capabilities of its workforce. Our team comprises passionate and innovative individuals who share a common vision of delivering exceptional services to our clients. Our commitment to fostering a positive work culture has earned us numerous accolades, including recognition as one of the Best Places to Work in 2023 across two categories: “Prosperous and Thriving” and “Mid-Atlantic Region”. We were also honored on the Inc. 5000 list of America’s fastest-growing companies in 2022, 2023, and 2025. This recognition reflects our sustained growth driven by our unwavering dedication to excellence and a people-first approach.

Join Avint, LLC as a dedicated and skilled Information Systems Security Officer (ISSO). We are looking for a candidate with extensive technical knowledge, hands-on experience in securing intricate systems, and a thorough understanding of U.S. Government cybersecurity regulations. This position is vital for leading system authorization activities, ensuring compliance, and maintaining the security and integrity of cloud and on-premises environments.The ideal applicant must be a U.S. citizen with an active Top Secret clearance and SCI eligibility, and possess a DoD 8570 certification (CISSP, Security+, etc.). The role requires the candidate to work on-site in Washington, D.C. or at locations throughout the DC Metro area five days a week. Additionally, the candidate should be prepared for domestic and international travel of up to 25%.