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 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.
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 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).
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. 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.
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.
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.
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.
Sr. Technical Writer System OneSr. Technical WriterGaithersburg, MD$60–$65 / hourWe’re seeking an experienced Senior Technical Writer to create and maintain high-quality documentation for complex GEOINT (geospatial intelligence) systems and software . You’ll partner closely with engineers, developers, architects, analysts, and other SMEs to translate technical and mission-focused concepts into clear, usable documentation for multiple audiences.
NewSenior Enterprise Data Privacy Analyst System OneSenior Enterprise Data Privacy AnalystMerrifield, VAThe ideal candidate has hands-on experience standing up or enhancing privacy programs in the second line of defense at highly regulated financial environments and can operate strategically while also delivering practical implementation artifacts. The contractor will support the maturation of the organization’s privacy framework, governance processes, privacy risk management capabilities, regulatory compliance obligations, third?party privacy oversight, Privacy Impact Assessment (PIA)/Privacy Risk Assessment (PRA) programs, and privacy reviews of Artificial Intelligence initiatives.
NewSenior Application Developer (AWS/Python) onsite System OneSenior Application Developer (AWS/Python) onsiteWashington, DCSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. • Implement comprehensive logging, monitoring, and audit trails (CloudWatch, CloudTrail).
NewSenior OpenShift Virtualization Administrator System OneSenior OpenShift Virtualization AdministratorWashington, DCRemote$64.25–$78 / hourRed Hat Certified Specialist in OpenShift Virtualization (EX316) or equivalent; VMware Certified Professional - Data Center Virtualization (VCP-DCV) accepted with commitment to obtain EX316 post-hire. Lead enterprise virtualization operations on Red Hat OpenShift Virtualization (Container-native Virtualization / KubeVirt) in support of the SEC ISS contract and SEC OIT infrastructure mission.
NewSenior OpenShift/Kubernetes GitOps and CI/CD Engineer System OneSenior OpenShift/Kubernetes GitOps and CI/CD EngineerWashington, DCRemote$77–$90 / hourDesign and implement container image build workflows using Buildah or another appropriate OpenShift-compatible build technology, including image provenance and immutable image identification. Integrate ACS into the software supply chain and implement security policy gates, including blocking critical and high vulnerability images from promotion unless approved.
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.
NewSenior Cloud Administrator (onsite) System OneSenior Cloud Administrator (onsite)Washington, DCWe're seeking a talented Senior Cloud Administrator to help architect, deploy, and manage our AWS platforms while supporting emerging AI capabilities and modern containerized workloads. Join our Cloud Architecture and Administration team at the forefront of secure, innovative cloud infrastructure for one of the nation's most critical institutions.