NewSenior Wireless Signal Processing Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Wireless Signal Processing EngineerLaurel, MDHave deep theoretical and practical knowledge of digital communications and signal processing, with demonstrated expertise in several areas such as statistical signal processing, detection and estimation, receiver design, synchronization, modulation/demodulation, or channel coding. Have experience applying artificial intelligence or machine learning to wireless signal detection, classification, characterization, or reverse engineering, or developing automated or agentic workflows for complex signal-analysis problems.
NewSenior Software Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Software EngineerLaurel, MDModel and apply solid engineering practices around architectural design, testability, scalability, and maintainability, including modular development, design patterns, and effective integration of AI-assisted development into team workflows. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NewSenior AFSIM Analyst Johns Hopkins Applied Physics Laboratory (APL)Senior AFSIM AnalystLaurel, MDCollaborate with our software development teams on improving our customized tools, including designing efficient representations for large datasets, testing accurate interactions across interdependent algorithms, and automating production analysis pipelines. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NewSenior Spacecraft Thermal Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Spacecraft Thermal EngineerLaurel, MDConduct and communicate thermal design trade studies that balance performance margins, resource use, risk, cost, and schedule, and present thermal engineering results at peer reviews, design reviews, and other major technical reviews. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NewSenior Air-to-Air Modeling and Simulation Analyst Johns Hopkins Applied Physics Laboratory (APL)Senior Air-to-Air Modeling and Simulation AnalystLaurel, MDAPL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development. Develop, evaluate, and analyze tactics and concepts of employment for ground breaking technologies such as air platforms, sensors, countermeasures, and weapons including manned-unmanned vehicles.
NewSenior Embedded Systems Developer Johns Hopkins Applied Physics Laboratory (APL)Senior Embedded Systems DeveloperLaurel, MDHave 6+ years of experience developing and enhancing hardware and software for embedded systems, such as FPGAs, systems-on-a-chip (SoCs), real-time operating systems (RTOS), microcontrollers, and/or weapon systems assemblies, using supported tools and toolchains, such as Vivado Design Suite (incl. Together, we will build capabilities that address sophisticated cyber challenges, assess and integrate real-time systems, perform laboratory and field testing, assist in post-processing data analysis, and communicate findings to sponsors.
NewSr. Cyber AI Operations Researcher Johns Hopkins Applied Physics Laboratory (APL)Sr. Cyber AI Operations ResearcherLaurel, MDProvide subject matter expertise in the areas of Cyber AI Operations and Mission Assurance Develop innovative, cutting-edge prototype solutions to tradecraft-driven problems for DoD and IC customers by blending latest research and industry best practices. Have experience with integrating full spectrum cyber AI operations (network operations, defensive cyberspace operations, and offensive cyberspace operations) and conventional military operations (kinetic, information, and electronic warfare).
NewSenior Reliability Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Reliability EngineerLaurel, MDFMEA, FMECA, Reliability Block Diagrams, Fault Tree Analysis, Probabilistic Risk Assessment and so forth) to quantify risk and inform program decisions in early concept development, acquisition, requirements analysis, design, test and evaluation, and sustainment. You will participate as a reliability SME in various projects, studies, and technical working groups focusing on requirements development, analysis, concept/technology development, acquisition, risk assessments, test planning and system evaluation.
NewSenior NLCC Communication Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior NLCC Communication Systems EngineerArlington, VAProvide technical expertise, analysis, and systems engineering support for the NLCC to include the Senior Leadership Command, Control and Communications System (SLC3S) in technical interchange meetings, technical and policy development working groups, and program reviews. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.
NewSenior Wireless Reverse Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Wireless Reverse EngineerLaurel, MDHave deep knowledge of digital communications, signal processing, software-defined radio receiver design, modulation/demodulation, synchronization, channel coding, statistical signal processing, or detection theory. Have extensive experience with reverse-engineering platforms such as Ghidra, IDA Pro, Binary Ninja, or similar tools and with reverse engineering embedded devices, communications firmware, or wireless protocols.
Senior Oracle Database Enterprise Architect System OneSenior Oracle Database Enterprise ArchitectMerrifield, VA$125,000–$135,000 / yearExperience 10+ years of IT experience, with significant experience in enterprise architecture, solution architecture, or Oracle database architecture. System One IT is staffing a direct-hire opening for a Senior Oracle Enterprise Architect with a respected systems integrator, supporting a civilian federal end-customer.
Sr DevSecOps Engineer System OneSr DevSecOps EngineerFort Meade, MD$145,000 / hourThis role bridges full-stack software development with automated security gates, enforcing compliance with DoDI 8430 (Accelerated Mission Software Development), the DoD Software Modernization Strategy, and Continuous Authorization to Operate (cATO) criteria. cATO & Governance Automation - Implement automated policy-as-code to satisfy continuous compliance gates under DoDI 8430 and OSD CIO cATO requirements (Real-time Visibility, Active Cyber Defense, Pipeline Attestation).
Sr ServiceNow Product Owner System OneSr ServiceNow Product OwnerReston, VA$73.48 / hourSystem One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. This role partners closely with business and IT teams to define requirements, manage the product backlog, and ensure the platform delivers meaningful value to the organization.
Sr. Systems Engineer System OneSr. Systems EngineerGaithersburg, MDBachelor's degree in Systems Engineering, Computer Science, Software Engineering, Electrical Engineering or a related STEM discipline and 8-12 years of prior relevant experience or a Master’s with 6-10 years of prior relevant experience. Lead system performance assessments, troubleshoot complex issues across applications, infrastructure, interfaces, networks, and data flows, identify and mitigate technical risks, and drive solutions that ensure system reliability, mission effectiveness, and operational performance.
NewSr Network Engineer System OneSr Network EngineerWashington, DCProvide senior-level network engineering support, including advanced data and VoIP design, upgrades, troubleshooting, and Level 3 operational support for campus and wide area networks. • Extensive experience with Cisco routers and switches, Cisco IOS routing protocols (EIGRP, RIP, BGP, IBGP, OSPF), TCP/IP, IEEE 802.x Ethernet, IPSec, and Wireless networking.
NewSenior ServiceNow HRSD Architect System OneSenior ServiceNow HRSD ArchitectVienna, VARemoteDesign, prototype, test, and implement ServiceNow HRSD solutions, including Employee Center Pro, HR Case Management, Knowledge Management, and other modules to meet business requirements and provide an exceptional employee/user experience. Advanced proficiency in ServiceNow development, including Scripting (JavaScript and Glide scripting), UI Policies, Business Rules, Client Scripts, and REST/SOAP APIs.
Senior Network Engineer/IPv6 SME System OneSenior Network Engineer/IPv6 SMEAlexandria, VA$72.25–$87 / hourDesign, implement, and troubleshoot enterprise-scale IP networks, including enterprise routing, switching, and protocols such as BGP, OSPF/OSPFv3, EIGRP, IS-IS, IPv4/IPv6, DNS, DHCP/DHCPv6, ICMP/ICMPv6, TCP/IP, and SNMP. • Relevant certifications such as CCIE/CCNP, JNCIP/JNCIE, IPv6 credentials, Azure Netowrk Engineer, AWS Advanced Networking, CISSP, Security+, or equivalent are preferred.
Sr. GIS Developer - HYBRID System OneSr. GIS Developer - HYBRIDBaltimore, MD$45–$60 / hourPossession of a bachelor’s degree in Business, Computer Science, or a related field, plus five years’ experience in systems analysis, change management, project management, or related fields. Maintain strong knowledge of ESRI ArcGIS technologies including ArcGIS Server, APIs, Web AppBuilder, Collector, ArcSDE, and ArcGIS Mobile.
NewSenior Budget Analyst System OneSenior Budget AnalystFort Meade, MD$120,000–$140,000 / yearOn behalf of the Government Customers, prepares funds briefings, financial planning requirements, budget reviews and congressional submissions, financial data calls, annual program plans, open commitment/open obligation reports, and funding documents. Extensive experience preparing funds briefings, financial planning requirements, budget reviews and congressional submissions, financial data calls, annual program plans, open commitment/open obligation reports, and funding documents.
Sr. Software Developer System OneSr. Software DeveloperGaithersburg, MDThe Senior Software Engineer will work closely with product owners, architects, Scrum Masters, DevSecOps teams, and fellow developers to deliver secure, scalable, and maintainable software solutions. • Bachelor’s degree in Computer Science, Software Engineering, or a related field with 8 to 12 years of relevant experience, or a master’s degree with 6 to 10 years of relevant experience.