System Engineer VTGSystem EngineerChantilly, VirginiaFull timeEngineer III provides senior technical leadership for systems engineering across the program, serving as the technical integrator to ensure solutions are coherent, compliant, testable, and aligned to Government mission outcomes. Preferred Qualifications: Experience serving as a lead/architect on complex integrated systems in mission environments, MBSE/SysML and architecture framework proficiency (DoDAF), and familiarity with formal review processes (SRR/PDR/CDR).
Enterprise Systems Integrator - Architecture VTGEnterprise Systems Integrator - ArchitectureChantilly, VirginiaFull timePreferred Qualifications: Direct experience supporting NRO or IC enterprise architectures, Experience integrating legacy, cloud, and data‑centric architectures, Familiarity with Agile at scale (SAFe), solution trains, and enterprise governance, Experience supporting architectural roadmaps and long‑term modernization efforts. Preferred Qualifications: Experience supporting NRO, IC, or DoD mission systems, Familiarity with architecture frameworks (e.g., DoDAF‑style views or equivalent), Experience supporting cloud, data, or mission platform architectures.
Enterprise Systems Integrator VTGEnterprise Systems IntegratorChantilly, VirginiaFull timePreferred Qualifications: Experience supporting IC, DoD, or DOJ mission programs, Experience integrating cloud, data, and legacy systems at scale, Familiarity with Agile at scale (SAFe), enterprise architecture, or governance frameworks. Enterprise Systems Integrator I supports integration activities across systems, platforms, and stakeholders, assisting government and program teams with documentation, coordination, and technical analysis under senior supervision.
Lead Software Developer Leidos Holdings Inc.Lead Software DeveloperAshburn, VA$87,100–$157,450 / yearThis work aligns with the FAA's broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments. Leidos is seeking Lead Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of next-generation flight service and air traffic systems.
NewSenior Systems Engineer - Product Owner Leidos Holdings Inc.Senior Systems Engineer - Product OwnerAshburn, VA$107,900–$195,050 / yearThis work aligns with the FAA's broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments. In this position, you will serve as a Product Owner for a development team in an Agile/SAFe environment, assisting in the design and implementation of software solutions alongside your team while working with program architects, stakeholders, product delivery, and DevSecOps teams.
NewPrincipal Software Developer Leidos Holdings Inc.Principal Software DeveloperAshburn, VA$131,300–$237,350 / yearThis work aligns with the FAA's broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments. Leidos is seeking Principal Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of next-generation flight service and air traffic systems.
Oral Surgery Surgical Assistant Purcellville Oral & Facial SurgeryOral Surgery Surgical AssistantPurcellville, VAFull timeWe are offering a wonderful opportunity to begin at the ground floor (with opportunity for growth) of a new Oral and Maxillofacial Surgery practice. Graduate of accredited oral surgery assisting program or some oral surgery assisting experience preferred.
Data Scientist UnissantData ScientistAshburn, VAFull timeThis role is well suited for a hands-on analytical professional who can work with large datasets, build predictive models, and communicate insights that support informed decision-making in an Agile team environment. The ideal candidate will bring experience applying statistical analysis, machine learning, and data modeling techniques to solve complex mission and business challenges.
Senior Software Automation Testing Engineer UnissantSenior Software Automation Testing EngineerAshburn, VAFull timeThe ideal candidate will bring strong expertise in end-to-end software testing, automation framework development, and Python-based engineering to help improve application reliability and delivery quality. This role is well suited for a technically driven professional who can build internal tools, strengthen automated testing capabilities, and work across teams to deliver scalable, efficient testing solutions in an Agile environment.
Assistant Critical Operations Manager (Nights) STACK InfrastructureAssistant Critical Operations Manager (Nights)Leesburg, VirginiaAs a leader in STACK’s Critical Operations team, the ACOM must possess an expert level of knowledge and will be responsible for assisting the Critical Operations Manager in maintaining the mechanical, electrical, fire life safety, base building, and other various internal data center systems. While performing the duties of this job, the employee is occasionally required to stand, walk, sit, use hands to handle, reach or feel objects, climb stairs, balance, stoop or kneel, talk, see at close range, and hear for extended periods of time.
NewSenior Security Engineer Leidos Holdings IncSenior Security EngineerChantilly, VA$131,300–$237,350 / yearreview workflows and pipelines by leveraging Python, assessing robust API integrations, maintained exploring AI/LLM orchestration to rapidly scale threat detection and response capabilities. 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.
NewCybersecurity Lead - C Telos CorpCybersecurity Lead - CAshburn, VADemonstrate a robust understanding of DoD cybersecurity requirements including: Risk Management Framework (RMF): The methodology for developing and delivering the necessary documentation to support the Assessment and Authorization (A&A) process and achieve an Interim Authority to Test (IATT), Cybersecurity Supply Chain Risk Management (C-SCRM): The processes used to ensure full traceability of all hardware and software components and to verify compliance with the Trade Agreements Act (TAA), and Classified Operations: The technical and procedural controls that will secure the infrastructure and manage data at the NIPRNET and SIPRNET classification levels. Work closely with project managers, system administrators, system development engineers and other cybersecurity professionals to implement security best practices.
NewJuniper Engineer / Network Integration Engineer - C Telos CorpJuniper Engineer / Network Integration Engineer - CAshburn, VAResponsibilities: Build solution designs and integrate solution development for various network devices focused on SD-WAN implementation of Juniper network devices, includes integation of LAN, WAN, Video services, Wireless and 5G LTE. Relies on extensive knowledge of networks to facilitate the design of wired/wireless LAN/WAN systems and enable their integration into an existing wired network.
Controls Engineer, ADC Amazon Data Services, Inc.Controls Engineer, ADCCulpeper, VAAWS Data centers have multiple components such as generators, uninterruptable power sources, diesel generators, electrical switchgear, power distribution units, variable frequency drives, automatic/static transfer switches, chillers [air-cooled and water-cooled], pumps, cooling towers, heat exchangers, CRAHs, air economizers, etc. - Bachelor’s degree in Mechanical Engineering, Electrical Engineering, or an equivalent engineering science plus 5+ years of relevant controls experience, OR 10+ years of relevant controls experience in lieu of a degree.
Full Stack Developer - Angular / AWS SourceFlyFull Stack Developer - Angular / AWSAshburn, VirginiaTechnical knowledge is insufficient to establish credibility in this operating environment; expertise must be enhanced with rapid acquisition of mission knowledge and demonstrated commitment positive mission outcomes; therefore, we seek self-starters who are capable of independent exploration and knowledge acquisition, willing to develop informal support networks, and with an appreciation for the immense challenge of safeguarding the Nation’s borders. As an SME member, you will also play a key role in architectural decisions, mentoring junior developers, and driving best practices within the team Applicants should note that while some formal training exists to support building knowledge of missions and the implementation of data-driven solutions, much of the knowledge must be gained through on-the-job training and individual initiative.
Oracle integration Cloud (OIC) Developer i360technologies, Inc.Oracle integration Cloud (OIC) DeveloperAshburn, VAThe role focuses on leveraging OIC as the central integration platform to enable bidirectional communication, including transaction processing (e.g., purchase orders and invoices), financial data lookups, and reference/master data exchanges (e.g., vendor, and accounting data). Design and develop REST service interfaces in OIC, including hosted services for inbound calls from the external system (e.g., transaction processing and data lookups) and outbound integrations to the external system (e.g., sending acknowledgments, status updates, and master data).
Senior IT Auditor VisaSenior IT AuditorAshburn, VA$98,700–$153,200 / year3-6 years of technical experience in one of more of the following domains: information security, distributed operating systems, databases, network technology, mobile payments, tokenized services, cloud-based and virtualized environments, IBM mainframe, or Hadoop. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.
Mission Critical Cyber Security/Isso Opportunity - Ts/Sci W/ Poly Required Leading Path ConsultingMission Critical Cyber Security/Isso Opportunity - Ts/Sci W/ Poly RequiredWarrenton, VAThe successful candidate will have requisite cyber security experience with methods and tools used to improve the security posture of critical systems such as identifying risks, vulnerabilities, anomalies, patching, auditing, automation, security hardening, best practices, and evaluating system changes. Applied experience with open-source and commercial tools and systems such as nmap, Nessus, Rapid7, Splunk, Nipper, Elasticsearch, Jira, Confluence, Cisco, VMware, Citrix, or Trellix, as well as GOTS tools used by the customer.
Lead Sales Engineer (Xscale) Equinix, Inc.Lead Sales Engineer (Xscale)Ashburn, VAThe Lead Sales Engineer (xScale) will serve as the primary technical advisor for hyperscale customers, partnering with some of the world's largest cloud, AI, and digital infrastructure providers to design, scale, and optimize mission-critical data center deployments. As a trusted customer-facing expert, the role conducts technical site tours, infrastructure assessments, and executive briefings while translating complex technical concepts into strategic business value and coordinating large-scale opportunities across regions and functions.
MAC Engineer II AkimaMAC Engineer IIAshburn, VA$90,000–$95,000 / yearThis hands-on role bridges day-to-day end-user support and platform engineering execution: resolving Tier II–IV macOS and endpoint-management issues, supporting onsite users through walk-up and appointment-based requests, and independently carrying out engineering work—application packaging, configuration profile development, security compliance, vulnerability remediation, and change deployment—under the direction of the Senior Mac Systems Engineer and Mac Systems Architect. + Ability to gather requirements, build test cases, and validate changes on test devices before fleet deployment; strong documentation skills; and effective collaboration across cross-functional teams (cybersecurity, Windows desktop management, field support, and government / contractor leadership).