Sr. Cyber Security Engineer NSE-710 ICESSr. Cyber Security Engineer NSE-710Chantilly, VirginiaDemonstrated senior-level experience engineering Cyber Security solutions using structured and unstructured Big Data, AAA technologies, and Cloud Based technology, to include one or more of the following: Service Orientated Architecture (SOA), On-demand self-service, Broad network access, Resource pooling, Rapid elasticity, Measured Service, Software as a Service (SaaS), Platform as a Service (PaaS), Infrastructure as a Service (IaaS). Demonstrated senior-level experience in government or industry supporting enterprise-level cyber security efforts involving architecting, designing, development, and configuration of cloud and on premise based systems and software.
Senior IT Systems Engineer - JobID-0239 INNOVATIVE DEFENSE TECHNOLOGIESSenior IT Systems Engineer - JobID-0239Arlington, VA$135,000–$273,000 / yearAbout The Role: Innovative Defense Technologies (IDT), a leading defense technology company, is seeking a Senior IT Systems Engineer to be part of our Advanced Capabilities team and based out of our Arlington, VA or San Diego, CA locations. Implement, maintain, and review security processes to maintain compliance and ensure user permissions are set accordingly, leading the team in updating DISA STIG checklists and preparing systems for RMF assessments.
ESEM Patch Management Migration & Content Distribution Architect Iron Bow Technologies LLCESEM Patch Management Migration & Content Distribution ArchitectDCRemoteThe Architect designs patch policy mapping, patch/content distribution, pre-staging, maintenance-window logic, custom detection and installation logic, pilot waves, cutover criteria, rollback criteria, and patch reporting parity. It does not own VA production patch approval, deployment authorization, reboot coordination, application-owner outage coordination, exception approval, routine endpoint patch operations, or enterprise patch compliance risk acceptance unless separately directed.
Lead Enterprise Architect (DMV Area and Pensacola, FL) ExpressionLead Enterprise Architect (DMV Area and Pensacola, FL)DCThis role leads application and network architecture and design efforts, advises the Government on IT system strategy, develops business cases and ROI analyses for new technologies, and researches and evaluates emerging networking technologies to support the CISA mission. Expression is seeking a Lead Enterprise Architect to support the execution of a long-term Department of Homeland Security (DHS), Cybersecurity and Infrastructure Security Agency (CISA) enterprise engineering and operations support program.
NewNetwork Engineer IV IQUASAR LLCNetwork Engineer IVWashington, DCFull timeMinimum 10 years of experience with relevant network technologies, or ability to quickly learn the following: Microsoft Azure, Cisco Switches, Cisco VPN, Cisco Nexus, Cisco Unity Call Manager, Palo Alto Firewalls, Aruba Guest Wireless AP’s (53), Citrix Netscaler, Nutanix, MS Express Route, DOI connection, zScaler, Zayo, Allied, and AT&T circuits. Support the expansion of the agency’s network for things such as support for an increased remote and geographically dispersed workforce, support for additional network-intensive services such as softphones and further use of cloud-provided services, etc.
Senior Devops Engineer Leidos Holdings Inc.Senior Devops EngineerColumbia, MD$107,900–$195,050 / yearFor U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Who We Are: Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG arsenal.
Senior Cybersecurity Engineer CACISenior Cybersecurity EngineerSpringfield, Virginia$113,200–$237,800 / yearA deep expertise in one of the following areas and working knowledge of one or more of the other following: Network Detection and Response (Vectra, Extrahop, Corelight etc), Endpoint Detection and Response (Carbon Black, CrowdStrike Falcon, Microsoft Defender), Next-Generation Firewalls (Palo Alto, Juniper, Cisco), Intrusion Detection/Prevention Systems (Cisco Firepower), F5 platforms, email/web security gateways (Proofpoint, Cisco). Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security.
Senior Cloud Engineer Leidos Holdings IncSenior Cloud EngineerLorton, VA$107,900–$195,050 / yearIntermediate Azure Certifications such as AZ-104: Azure Administrator Associate or similar certifications from other Cloud Service Providers. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Senior Machine Learning Engineer (10187) Extreme Networks IncSenior Machine Learning Engineer (10187)Washington, DCRequirements · Degree in Computer Science, Mathematics, or a related field · 5+ years of experience across the full SDLC: design, coding, reviews, testing, deployment, and operations · 5+ years of experience architecting and deploying end-to-end ML solutions in production environments · Proven expertise developing Generative AI solutions such as RAG, AI Agents, and LLM fine-tuning at scale · Strong background in building and operating large-scale distributed systems on cloud platforms such as AWS, Azure, or GCP · Demonstrated ability to solve highly complex and ambiguous problems, setting direction for others. Preferred Qualifications · MS or PhD in Computer Science, Machine Learning, or a related discipline · Experience with Graph ML and graph technologies such as GNNs or Graph RAG · Deep expertise with distributed Big Data technologies such as Spark, Flink, Kafka, PySpark, Lakehouse, Druid, Hudi, or Glue · Track record of mentoring engineers and influencing cross-team initiatives.
Senior Information Systems Security Engineer Leidos Holdings IncSenior Information Systems Security EngineerMD$131,300–$237,350 / yearAs a Senior Information Security Systems Engineer (ISSE) you will join a small team of security engineers providing Information Assurance (IA) Architecture Analysis and Security Engineering Support for the implementation and fielding of the National Leadership Command Capability in support of Nuclear Command, Control, and Communications (NC3), Continuity of Government (COG), and Senior Leader communications. Bachelor of Science degree from an accredited university ideally in Computer Science, Information Assurance, Information Security System Engineering or related field with a minimum of 14 years of experience as an Information Systems Security Engineer (ISSE) or System Engineer on programs and/or contracts with the customer space.
Senior DevOps Engineer Leidos Holdings IncSenior DevOps EngineerChantilly, VA$107,900–$195,050 / yearFor U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Who We Are: Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG arsenal.
Network Infrastructure Specialist CACI International Inc.Network Infrastructure SpecialistReston, VA$103,800–$218,100 / yearThis requisition supports multiple experience levels-from technicians and administrators responsible for day-to-day network operations to engineers and architects designing enterprise routing, switching, firewall, wireless, and cloud networking solutions. Successful candidates will collaborate across infrastructure, cybersecurity, systems engineering, and operations teams to deliver secure, resilient, and scalable network services supporting domestic and international missions.
Senior Storage Engineer TekSynapSenior Storage EngineerMaryland$145,000–$175,000 / yearFull timeThis role is responsible for the design, optimization, lifecycle management, and modernization of storage infrastructures across multiple enclaves, ensuring high availability, data integrity, resiliency, and compliance with DoD security requirements. Expert ‑ level knowledge of SAN/NAS architectures, storage arrays (e.g., NetApp, Dell EMC, HPE, Pure), storage fabric technologies, multipathing, and high ‑ availability design.
Sr. Software Engineer Geico InsuranceSr. Software EngineerBethesda, MD$105,000–$215,000 / yearKnowledge of developer tooling across the software development life cycle (task management, source code, building, deployment, test automation and related tools, operations, real-time communication). Good hands-on experience in building complex distributed system to process large scale telemetry and architectures to support the scale and performance, with great knowledge on Docker and Kubernetes.
Network Engineer IV CbNetwork Engineer IVWashington, District of ColumbiaMinimum 10 years of experience with relevant network technologies, or ability to quickly learn the following: Microsoft Azure, Cisco Switches, Cisco VPN, Cisco Nexus, Cisco Unity Call Manager, Palo Alto Firewalls, Aruba Guest Wireless AP’s (53), Citrix Netscaler, Nutanix, MS Express Route, DOI connection, zScaler, Zayo, Allied, and AT&T circuits. Support the expansion of the agency’s network for things such as support for an increased remote and geographically dispersed workforce, support for additional network-intensive services such as softphones and further use of cloud-provided services, etc.
Senior Cloud Engineer Sienna Systems CorporationSenior Cloud EngineerFalls Church, VA$122,500–$127,500 / yearThe work is the connectivity itself — Direct Connect, routing at the internet connection point, and the security architecture between the two sides — alongside Trusted Internet Connections 3.0 migration. Sienna Systems is seeking a Senior Cloud Engineer to join our U.S. Customs and Border Protection Enterprise Network Architecture & Engineering Services Support (ENAESS) team, in Ashburn, Virginia.
Sr. Cloud Engineer Digital Realty Trust IncSr. Cloud EngineerAshburn, VA$120,000–$140,000 / yearPlatformDIGITAL, the company's global data center platform, provides customers with a secure data meeting place and a proven Pervasive Datacenter Architecture (PDx) solution methodology for powering innovation and efficiently managing Data Gravity challenges. This role partners closely with infrastructure, network, security, development, and operations teams to deliver scalable, highly available, and resilient cloud solutions that support critical business applications and services.
Senior Cloud Information System Security Engineer ManTech International CorpSenior Cloud Information System Security EngineerVA$114,600–$190,200 / yearHold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced Security Practitioner (CASP) CE, Certified Secure Software Lifecycle Professional (CSSLP), CISSP- Information System Security Engineering Professional (ISSEP), Certified Information System Manager (CISM), or CISSP- Information System Security Architecture Professional (ISSAP). Hold at least one of the following certifications: AWS Certified Cloud Practitioner, AWS Certified Security - Specialty, (ISC)2 Certified Cloud Security Professional (CCSP), AWS Certified Solutions Architect - Associate, AZ-500: Microsoft Certified: Azure Security Engineer Associate, Google - Professional Cloud Security Engineer.
Senior Cloud Engineer Thales Defense & Security IncSenior Cloud EngineerCLARKSBURG, MD$124,290–$158,815 / yearWith over 1,000 employees, TDSI and its four subsidiaries (Advanced Acoustic Concepts, Digital Receiver Technology, Tampa Microwave, and Trusted Cyber Technologies), supports U.S. Joint Services, special operations forces and multi-national partners with a variety of communication, visualization, signal intelligence/electronic warfare, and sensor/sonar capabilities. Engineer and operate core cloud services: compute (IaaS VMs), storage, virtual networking (VNets/VPCs, subnets, NSGs/security groups, load balancers), and hybrid connectivity to on-premises environments.
Senior Cyber Security Engineer CACI International IncSenior Cyber Security EngineerSpringfield, VA$113,200–$237,800 / yearA deep expertise in one of the following areas and working knowledge of one or more of the other following: Network Detection and Response (Vectra, Extrahop, Corelight etc), Endpoint Detection and Response (Carbon Black, CrowdStrike Falcon, Microsoft Defender), Next-Generation Firewalls (Palo Alto, Juniper, Cisco), Intrusion Detection/Prevention Systems (Cisco Firepower), F5 platforms, email/web security gateways (Proofpoint, Cisco). Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security.