CyberArk Security Engineer Base One TechnologyCyberArk Security EngineerArlington, VA$155,000–$190,000 / yearContractorFull timeBS degree in Science, Technology, Engineering, Math or related field and 5-7 years of prior relevant experience with a focus on cybersecurity. Experience installing, configuring, and maintaining tools such as Tanium, Nessus, Forescout, and Cyberark in a hybrid-cloud environment.
NewCyber Security Engineer LeidosCyber Security EngineerMount Rainier, MD$87,100–$157,450 / yearLeidos is excited to add a Top Secret cleared Cyber Security Engineer who possesses a passion for Cyber Security Scanning to help identify security weaknesses and flaws in systems and software running on them and also understands the critical RMF process to improve information security. 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.
NewSenior System Engineer (Email Security Migration) System OneSenior System Engineer (Email Security Migration)Washington, DCResponsibilities : • Lead the migration from on-premises IronPort email security appliances to Proofpoint cloud-based email security solution, ensuring seamless transition with minimal disruption to email services. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
NewSenior Network Engineer JobotSenior Network EngineerMontgomery Village, MD$120,000–$130,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our team partners with clients to design, integrate, and support advanced networking, communications, and systems engineering solutions that keep organizations connected, protected, and operating efficiently.
Lead Engineer – AI Security & Attack Simulation JobotLead Engineer – AI Security & Attack SimulationWashington, DCRemote$200,000–$300,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. You'll translate adversarial AI research and real-world attack techniques into scalable, repeatable security-testing capabilities while helping determine what gets built, why it matters, and how success is measured.
NewSenior Network Engineer / Network Operations Lead HTC Global Services IncSenior Network Engineer / Network Operations LeadColumbia, MDFull timeThis is an onsite position responsible for maintaining wired and wireless network infrastructure, resolving network incidents, performing network maintenance, and supporting secure, reliable connectivity across university facilities. 2+ years of experience installing and supporting network infrastructure, including racking, stacking, cabling, and testing.
NewL3 Network Support Engineer System OneL3 Network Support EngineerHighland Beach, MDExperience with Linux on virtualized platforms (OpenStack, OpenShift, VMware, Microsoft Azure), with strong expertise in Red Hat Enterprise Linux (RHEL), including Subscriptions, Licensing, IdM Server, and Satellite Server. Experience designing and implementing secure, robust network architectures including VPNs, VLANs, and firewall configurations; hands-on experience with Cisco, Juniper, and open-source tools such as FRR routing.
NewNavy Data Engineer (Arlington, VA) Integrated Data ServicesNavy Data Engineer (Arlington, VA)Arlington, VA$150,000–$175,000 / yearIDS is seeking a Data Engineer to support the Navy’s acquisition transformation strategy that is bringing together data from diverse defense and federal systems to build scalable pipelines, APIs, and data products that improve how critical information is integrated, accessed, and used. When determining an applicant’s compensation, various factors are taken into consideration including, but not limited to: geographic location, relevant prior work experience, relevant training, special skills/competencies, education, clearance, licenses/certifications, labor categories/contract rates and other business needs.
Level 3 Mac Desktop Engineer Sparks GroupLevel 3 Mac Desktop EngineerWashington, DC$43–$48 / hourThis role is ideal for a solution-driven professional who not only supports Mac users at an advanced level but also architects and improves endpoint management systems with a focus on scalability, automation, and security. You will serve as a subject matter expert (SME) for macOS, Jamf Pro, and Microsoft 365 within the enterprise environment, and play a critical role in enhancing the end-user experience through strategic IT initiatives.
Azure Firewall Engineer System OneAzure Firewall EngineerVienna, VARemotePerform migrations of Checkpoint Firewalls to Palo Alto firewalls in Azure, ensuring minimal downtime and security compliance. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Active Directory Architect / Engineer LeidosActive Directory Architect / EngineerSilver Spring, MD$131,300–$237,350Design, deploy, upgrade, and administer Active Directory Domain Services, including domain controllers, forests, domains, trusts, and replication topologies (i.e. Manage and optimize Group Policy Objects (GPOs), OU structures, and security baselines; including object management through bulk operations and automation, Troubleshoot and resolve complex AD-related issues, including authentication failures, replication problems, DNS issues, and Kerberos/NTLM problems, Plan and execute Active Directory migrations, consolidations, and upgrades (of both underlying server infrastructure and overall forest/domain functional levels), Develop and maintain disaster recovery, backup, and restore procedures for AD environments (including AD Recycle Bin and authoritative restores), Monitor AD health and performance using tools such as Microsoft System Center, Azure Monitor, or third-party solutions). Deep expertise in designing, deploying, upgrading, and administering Microsoft Active Directory Domain Services (AD DS), including domain controllers, multi-domain/forest architectures, trusts, replication topologies, Group Policy Objects (GPOs), OU design, and security baselines.
Senior Data Platform Engineer NuAxis InnovationsSenior Data Platform EngineerWashington DC, DCDatabase and query engineering — Own data access and query performance across Oracle, MySQL, MongoDB, Elasticsearch, and Azure Search indexes — including PL/SQL and reporting views, document modeling and aggregation pipelines, index mappings and query DSL, and search index schema design; diagnose performance regressions and environment-specific data issues. Confluent Platform and Elasticsearch administration — Deploy, configure, upgrade, and tune the Confluent Platform components (brokers, Connect, Schema Registry, REST Proxy) and the Elasticsearch cluster; manage schema compatibility, connector configuration, consumer group offsets, index lifecycle and versioned index migrations, topic sizing, and storage expansion.
Cloud Architect / Engineer LeidosCloud Architect / EngineerWashington, DC$131,300–$237,350Proven expertise with Generative AI infrastructure, including: Production-ready Retrieval-Augmented Generation (RAG) pipelines, Scalable vector databases (e.g., Pinecone, Weaviate, Milvus, FAISS, or managed services) with indexing, clustering, and optimized retrieval, GPU/TPU compute clusters, managed container orchestration (Kubernetes/EKS/AKS/GKE), and auto-scaling for large language model (LLM) workloads. Demonstrated experience implementing enterprise security and compliance frameworks (SOC 2, ISO 27001, HIPAA, PCI-DSS, CMMC, FedRAMP, etc.), including encryption, threat monitoring, and zero-trust architectures.
Endpoint Engineer LeidosEndpoint EngineerBowie, MD$87,100–$157,450Ensure proper OS images are deployed to all endpoint devises, test and manage software updates, ensure appropriate and enforce security policies (EDR/AV), and automate workflows to ensure stable, compliant, and efficient computing environments for endpoint migrations. The Defense Enclave Services contract will unify the DoD Fourth Estate Defense Agencies and Field Activities’ (DAFAs) common use information technology systems, personnel, functions, and program elements under the direction of DISA’s Fourth Estate Network Optimization program office.
NewMQ Senior Engineer Above and Beyond Talent AcquisitionMQ Senior EngineerAnnapolis Junction, MD$130,000–$150,000 / yearFull timeTeam player, fast learner with ability to work proactively and independently to support mission critical operations supporting geographically diverse locations. Configure and manage MQ clustering, multi-instance queue managers, and high availability solutions to ensure message reliability and fault tolerance.
NewStorage Engineer - IPv6 Support System OneStorage Engineer - IPv6 SupportWashington, DC$41.69 / hourThe engineer will be responsible for maintaining storage performance, configuring SAN/NAS solutions, troubleshooting IPv6-related issues, and supporting backup and disaster recovery operations. This is a storage infrastructure role focused on managing and supporting enterprise storage environments while ensuring compatibility and connectivity across both IPv4 and IPv6 networks .
Systems Engineer IV Base One TechnologySystems Engineer IVArlington, VA$200,000–$220,000 / yearContractorSupporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution. Contract personnel perform investigations to characterize of the severity of breaches, develop mitigation plans, and assist with the restoration of services.
Lead AWS Cloud Platform Engineer - IaC / Automation / SRE System OneLead AWS Cloud Platform Engineer - IaC / Automation / SREReston, VA$109.05 / hourThis role is for a senior engineer who can provision AWS infrastructure with IaC and jump into production troubleshooting , log/metrics review, and root-cause analysis alongside application and architecture teams. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Commercial Construction Site Engineer HITT ContractingCommercial Construction Site EngineerFalls Church, VA$22–$25 / hourOur Site Engineers receive exceptional mentorship, hands-on learning experiences, professional development courses, and personal growth opportunities tailored to you to fast-track your journey to promotion and career success as a member of our Site Operations team. Site Engineers have the flexibility to work on-site full-time or pursue an associate’s degree while working part-time, making this the ideal position for any high school graduate or early-career professional looking for a team and schedule that works with you.
Senior SQL Database Platform Engineer System OneSenior SQL Database Platform EngineerWashington, DCProvide a senior engineer to deliver database server administration for the Board's on-premises SQL Server and PostgreSQL environments as automated, FISMA-compliant code — supporting the PostgreSQL ATO, cloud-readiness, and platform modernization. • Design and implement CI/CD pipelines in GitLab for database server and instance builds, version upgrades, patching, cumulative updates, and configuration changes across SQL Server and PostgreSQL server enterprise service offerings.