Application Integration Engineer System OneApplication Integration EngineerMcLean, VA$130,000 / hourResponsibility 2: Develop, configure, test, and support RESTful APIs, service integrations, messaging flows, data transformation logic, orchestration components, and interface services connecting legacy Java applications with cloud-native or microservices platforms. Requirement 3: Strong proficiency in Java, Spring Boot, RESTful APIs, microservices, and integration patterns, especially between Java applications and modern cloud-native platforms.
NewKafka - Confluence Engineer - remote but ONSITE interview required System OneKafka - Confluence Engineer - remote but ONSITE interview requiredVienna, VARemote$50–$65 / hourAdminister and troubleshoot Confluent Kafka environments across multiple deployment stages, including development, QA, performance, disaster recovery, and production. Manage Kafka cluster sizing, broker management, partition strategies, replication, retention policies, and capacity planning to optimize system performance.
NewTest Automation Engineer System OneTest Automation EngineerNew Carrollton, MD$100,000 / hourThe ideal candidate will have experience supporting federal technology programs, working within Agile teams, and executing testing activities across complex application environments. This position focuses on functional, regression, API, security, and automated testing, along with defect management and continuous improvement of the end-to-end testing process.
NewJava Backend Engineer - Onsite Interview required System OneJava Backend Engineer - Onsite Interview requiredVienna, VA$70–$80 / hourSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Design, build, integrate, and maintain secure backend services and APIs supporting mobile, web, enterprise, and partner systems.
Azure Integration & DevOps Engineer System OneAzure Integration & DevOps EngineerArlington, VA$90 / hourThe engineer will also leverage modern AI-assisted development and Microsoft Copilot capabilities to accelerate software delivery, improve code quality, automate routine engineering tasks, and help modernize existing solutions while maintaining appropriate security and governance. The successful candidate will build, deploy, automate, monitor, and support Azure-based integration solutions using services such as Azure Event Hubs, Azure Functions, Logic Apps, API Management, Service Bus, Key Vault, Storage, and Application Insights.
Senior AWS Full Stack Engineer System OneSenior AWS Full Stack EngineerReston, VA$108,000 / yearThe engineer will work across application layers, contribute to technical decisions, translate business requirements into working solutions, and help improve development efficiency through modern engineering and AI assisted practices. The ideal candidate brings strong full stack development experience, solid AWS knowledge, and practical experience using AI/Generative AI tools as part of the software development lifecycle.
NewSenior Infrastructure Automation Engineer System OneSenior Infrastructure Automation EngineerWashington, DCRemote$78.25–$95 / hourThe SEC environment is expanding automation from an existing baseline and establishing a repeatable model that technical teams can use to automate infrastructure configuration, software and agent deployment, patching, operational procedures, and approved remediation without creating unnecessary dependencies on a single infrastructure team. System One IT has a remote, 12 month+ contract opening for a Senior Infrastructure Automation Engineer to support our client with their SEC ISS2 contract by architecting, engineering, and building an enterprise infrastructure and operations automation capability centered on Red Hat Ansible Automation Platform and Ansible.
NewFull Stack Software Engineer Kastle SystemsFull Stack Software EngineerFalls Church, VAAs a Kastle Systems Software engineer, you will have an opportunity to contribute to our award winning* highly available and distributed platform that is deployed on platforms ranging from microcontrollers, headless Linux IoT controllers, datacenters, and the AWS and Azure clouds. This position will play a hands on role in building and supporting the internal Kastle toolset that is used 24/7 by Kastle operations staff to provide the highest level quality of service and support to our customers.
Software Engineer - Digitech SarnovaSoftware Engineer - DigitechWashington DC, DCThe position is well suited for an engineer who enjoys working with complex systems, troubleshooting production issues, and contributing to the continued evolution and sustainability of the platform. This role focuses on supporting, enhancing, and progressively modernizing enterprise and legacy applications using C#, NET Framework, and SQL Server.
Senior Software (AI) Test Engineer PlanIT GroupSenior Software (AI) Test EngineerReston, VADescription: The assigned resource will be responsible for developing the AI program focused on automating requirements and test case preparation, utilizing Visual Studio Code, Python, Copilot AI, and other tools provided by the postal service. • Design and develop test automation scripts using Selenium with Python, leveraging available AI models and LLMs to accelerate script creation, maintenance, and self healing.
Senior Software Engineer - Storage Engine ElasticSenior Software Engineer - Storage EngineWashington DC, DCRemoteThis globally distributed, fully remote team of experienced engineers develops core storage and query technologies for observability workloads, including improving storage efficiency, advancing ES|QL query processing and performance, and optimizing data layouts for object storage. By taking advantage of all structured and unstructured data — securing and protecting private information more effectively — Elastic’s complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of AI.
Project Engineer BERING STRAITS GLOBAL INNOVATIONS LLCProject EngineerHanover, MDBering Straits Global Innovations, LLC (BSGI) was developed to provide general construction services to a variety of commercial and government agencies and to take advantage of Bering Straits Native Corporation and its companies’ previous experience in commercial and institutional building construction, alarm system monitoring service, plumbing, heating and air conditioning, and other related services. Our work spans secure government facilities, occupied renovations, critical infrastructure improvements, and specialized construction projects for Department of Defense, National Security Agency, USACE and other federal agencies throughout the Greater Baltimore to DC-Metro regions.
Senior Electrical Project Engineer System OneSenior Electrical Project Engineer77001, MarylandRemote$90–$95 / hourThis individual will serve as a technical Subject Matter Expert (SME) for electrical engineering while leading and managing capital projects across multiple manufacturing and industrial facilities throughout the United States. Interface with senior leadership, operations teams, engineering consultants, and contractors regarding critical technical matters.
NewQA Manager JobotQA ManagerFairfax, VA$140,000–$170,000 / 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. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.
IP Network Test Engineer By Light Professional IT ServicesIP Network Test EngineerFort Meade, MDExpertise in large-scale IP Networking & Testing with backbone routers (Juniper MX and Cisco ASR9K) running ISIS, BGP/MP-BGP (multi AS), MPLS routing protocols, switches and testing gear including traffic generators from IXIA, Spirent Test Center and Agilent N2X. These technologies include network devices (routers, switches, firewalls, and Intrusion Detection Systems (IDS), and services Authentication, Authorization and Accounting (AAA), Access Control List (ACL), secure remote access (i.e Secure shell, Secure VPN, IPSec), and IPv6 capable devices.
Mid Level Software Engineer C# System OneMid Level Software Engineer C#Merrifield, VA$95,000–$105,000 / yearSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Join our team and help build innovative software solutions that drive business success while advancing your career in a dynamic and collaborative environment.
Project Engineer System OneProject EngineerArbutus, MD$70,000–$85,000 / yearSystem One is seeking a Project Engineer with commercial mechanical construction and plumbing experience to support Project Management by coordinating construction projects, ensuring work is completed on time, within budget, and according to project specifications. Responsibilities Assist project manager in reviewing proposals and plans to determine time frames, funding limitations, procedures for project completion, staffing requirements, and allotment of available resources to various phases.
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.
Wireless Network Engineer System OneWireless Network EngineerBethesda, MD$85,000 / hourUtilize your networking expertise and evolving technologies to develop solutions in a fast-paced, collaborative, highly secure, and compliant environment that supports scientific discovery. Help ensure the network infrastructure, internet, and intranet services are available with maximum uptime by quickly and thoroughly responding to incidents, requests, and outages.
Desktop Packaging Engineer System OneDesktop Packaging EngineerReston, VA$99,000 / yearWork closely with infrastructure, endpoint engineering, application, security, and operations teams to ensure software is packaged and deployed consistently across large scale enterprise environments. Create, test, troubleshoot, and maintain software packages used across Windows 10 and Windows 11 desktop environments, focusing on reliability, security, automation, and operational efficiency.