Senior Lead Test Engineer / QA SME CredenceSenior Lead Test Engineer / QA SMEArlington, VA$197,000–$226,000The government seeks a senior technical advisor to act as its authoritative representative for all domains of software test engineering, spanning unit testing, integration testing, end to end regression of mission critical workflows, security testing, and automated quality validation across a modern DevSecOps ecosystem. Our AI, Cloud, Cyber, and Modernization solutions save agencies thousands of hours, safeguarding National Security, Strengthening Health and Humanitarian missions worldwide with 1,700+ team members, 1,500+ AI/ML and Data Experts, and 100+ Prime Contracts, we deliver at scale and with purpose.
NewLangChain QA Engineer - 100% REMOTE System OneLangChain QA Engineer - 100% REMOTEWashington, DCRemote$60–$80 / hourPerform architecture reviews and quality assessments for AI solutions deployed on Azure services such as Containers, Functions, Databricks, SQL, Cosmos DB. • Evaluate AI orchestration workflows including prompt execution, agent routing, tool calling, guardrails, retrieval pipelines, and human-in-the-loop processes.
NewMechanical Commissioning Engineer / Project Manager (Data Centers) JobotMechanical Commissioning Engineer / Project Manager (Data Centers)Sterling, VARemote$165,000–$180,000 / yearThe successful candidate must be self-motivated and well versed in Data Center projects touching on large building MEP systems design, commissioning, retro-commissioning, energy modeling/analysis and construction for complex buildings. Information 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.
NewQuality Assurance Engineer PlanIT GroupQuality Assurance EngineerReston, VAA minimum of eight (8) years experience in software development, software quality assurance/control, and/or related field; • A degree from an accredited College/University in Software Engineering, Computer Science, or related discipline is preferred; • Able to perform all functional duties independently on high-visibility programs, or mission critical aspects of a given program; • Able to oversee the efforts of direct reporting resources and/or be responsible for the efforts of all staff assigned to a specific job; • Experience training/mentoring less experienced personnel; • Extensive knowledge of and experience with formal software testing for complex software applications; • Extensive experience testing software applications, identifying/documenting defects, and working with developers and end users to resolve defects; • Extensive experience with multiple defect tracking tools (e.g. Rational, Mercury); • Extensive experience authoring software-quality-related documentation such as requirements specifications, test plans, test cases, test scripts and test reports; • Able to obtain Postal clearance; • Excellent communication skills.
Project Engineer - Instrumenation Sixense Inc.Project Engineer - InstrumenationSilver Spring, MDFull timeThe job specific Project Engineer will be responsible for supporting the successful execution of Instrumentation & Geotechnical monitoring projects by combining field operations, project coordination, and client support in the Pittsburgh, PA area. Project Engineer is responsible for supporting the successful execution of Instrumentation & Geotechnical monitoring projects by combining field operations, project coordination, and client support.
NewHybrid Junior Software Engineer | Full Stack/ Clearable JobotHybrid Junior Software Engineer | Full Stack/ ClearableManassas, VA$90,000–$115,000 / 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. Our engineering teams build secure, maintainable systems that contribute directly to mission readiness across submarine, carrier, and shore-based environments while operating within collaborative agile development frameworks.
NewSoftware Systems Integration Engineer - RHEL/Windows - Secret Clearance Required JobotSoftware Systems Integration Engineer - RHEL/Windows - Secret Clearance RequiredManassas, VA$90,000–$115,000 / 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. Integrating and testing software deliveries, verifying bug fixes, and performing regression testing across multiple hardware and operating system configurations.
NewRCDD Technology Engineer JobotRCDD Technology EngineerWashington, DC$140,000–$190,000 / 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. This role serves as a trusted advisor to clients, leading technology consulting efforts while supporting business development, proposal preparation, project execution, and team mentorship.
NewQA/QC Manager/Engineer- Substations JobotQA/QC Manager/Engineer- SubstationsClearwater Beach, MD$140,000–$180,000 / 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. The ideal candidate is a hands-on quality professional with experience performing inspections, auditing construction activities, coordinating testing, and maintaining comprehensive quality documentation throughout all phases of construction.
Manufacturing Engineer II (VA) GCR Professional ServicesManufacturing Engineer II (VA)Chantilly, VirginiaContractorYou will collaborate with cross-functional teams, including design engineers, production personnel, and quality assurance, to optimize manufacturing operations and drive continuous improvement initiatives. As a Manufacturing Engineer , your primary responsibility will be to develop and improve manufacturing processes and systems to ensure the efficient and cost-effective production of defense and aerospace products.
NewSr Energy Engineer - DC JobotSr Energy Engineer - DCWashington, DC$90,000–$155,000 / yearProject Managers work independently on complex projects, network to expand the market outreach for Existing Building Decarbonization projects, and collaborate closely with clients, contractors, and internal teams. – Lead energy modeling and building performance simulations and perform life-cycle cost analyses to evaluate the ROI and overall economic feasibility of various decarbonization strategies, including high-efficiency HVAC systems and the integration of geothermal and other renewable energy sources.
NewSenior Mechanical Engineer JobotSenior Mechanical EngineerWashington, DC$100,000–$200,000 / 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. This is a permanent role that will require you to use your knowledge and experience in air distribution, ventilation, automation, controls, design, development, construction, QA, QC, LEED, BD+C, ASHRAE, and other related areas.
NewDigital Pathology Field Service Engineer TD SYNNEXDigital Pathology Field Service EngineerWashington, DCWe are looking for highly skilled and customer-focused Field Service Engineers to support our cutting-edge digital pathology systems in clinical environments. Connect with Your Community: Participate in internal, peer-led inclusive communities and activities, including business resource groups, local volunteering events, and more environmental and social initiatives.
NewSenior Quality Manager - Community Solar JobotSenior Quality Manager - Community SolarBaltimore, MD$135,000–$160,000 / yearThis individual will spend approximately 75% of their time traveling to active project sites across the United States, supporting community solar and utility-scale ground-mount solar projects from pre-construction through commissioning and closeout. Information 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.
NewForward Deployed Engineer JobotForward Deployed EngineerWashington, DC$170,000–$265,000 / 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. You'll partner directly with customers, Account Executives, Product, and Engineering to scope solutions, build scalable data pipelines, and ensure successful deployments.
System/DevSecOps Engineer NuAxis InnovationsSystem/DevSecOps EngineerWashington DC, DCThis role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
Project Engineer - Maritime Inmarsat Government, IncProject Engineer - MaritimeReston, VAFull timeBy providing powerful new ways for people to connect with one another, gain greater access to education, entertainment, medical research, commerce, and much more, our team is empowering millions of customers worldwide. The successful applicant will be driving projects which require integrated teams across Government and Industry partners, balancing stakeholder needs with the art of the possible.
Commercial Construction Project Engineer HITT ContractingCommercial Construction Project EngineerFalls Church, VA$77,000–$82,000 / yearMaster required job-specific and technical skills in order to promote to an assistant superintendent or assistant project manager following the 12-month training program including, but not limited to, the ability to: Set up and maintain jobsite office and all jobsite records, including project directory, construction documents, subcontractor directory, daily reports, submittal logs, RFI logs, subcontractor correspondence, etc. Ability to learn sector- and project-specific software systems, including but not limited to: Microsoft Office 365 (Project, Excel, Word, Outlook, PowerPoint, etc.), ProCore, Adobe Suite, BlueBeam, and JD Edwards software suite.
NewProcess Engineer - Printed Circuit Board Manufacturing Johns Hopkins Applied Physics Laboratory (APL)Process Engineer - Printed Circuit Board ManufacturingLaurel, MD$85,000–$195,000We work as a tight knit team of professional and technical support staff to fabricate printed circuit boards in a low-volume, high mix environment to meet wide-ranging requirements from quick turn prototypes to space-flight certified electronics. Provide technical direction for the future of printed circuit board fabrication, working closely with the Group's Chief Engineer and the section supervisor to ensure Section's long term vision aligns with the Lab's foreseen Technology Roadmap.
NewLead Software Engineer OneMain FinancialLead Software EngineerBaltimore, MD$96,000–$115,200 / yearThe ideal candidate will have in-depth experience with Workforce Management (WFM), Customer Relationship Management (CRM) systems, call recording solutions, dialers, reporting tools, API integrations, and a strong hands-on working knowledge of NiceCX systems. Data modeling experience to design, develop, and maintain GraphQL APIs and Data Solutions using RDBMS like Aurora, Postgres, and in-memory data stores like Amazon Memory DB and Redis, ensuring optimal performance, data integrity, availability and scalability.
NewConstruction Project Engineer Davron LLCConstruction Project EngineerAlexandria, VARemoteCONSTRUCTION PROJECT ENGINEER | FULLY REMOTE | DMV | A/E/C | MEP COMMERCIAL PROJECTS | BLUEBEAM | EXCEL | WORD | ADOBE ACROBAT | RFIs | SUBMITTALS | CHANGE ORDERS . In this Construction Project Engineer opportunity, you’ll support daily project operations, help strengthen the MEP team, and work with a remote-friendly schedule that still requires you to stay local to the DMV.
NewQuantum Engineer SME DCS CorporationQuantum Engineer SMESpringfield, VAPerform trade studies and conduct analyses to evaluate proposed quantum machine learning approaches, review technical reports, assess product-quality impacts, and characterize performance using quantum simulation or related technologies to support verification and quality assurance. The DCS Air and Space Technology Sector are seeking a qualified candidate to apply subject matter expertise in the areas of quantum engineering, analysis, and system design of complex programming projects supporting National Agencies.
Senior Transportation Engineer Whitman, Requardt & Associates, LLPSenior Transportation EngineerBaltimore, MD$190,000–$240,000 / yearFull timeWe are seeking an experienced senior-level Transportation Engineer to work with our Baltimore Office Transportation leadership to expand our transportation design and construction management services while overseeing projects and contracts for existing clients. This role involves leadership, project and contract management, and client relationship development and management for multimodal transportation services across the Mid-Atlantic region and nationally.
NewSenior Databricks Migration Engineer PlanIT GroupSenior Databricks Migration EngineerReston, VALead the technical migration from legacy SQL Server stored procedures and ADF pipelines to Databricks Lakehouse (Delta Lake), ensuring best practice Lakehouse design. They are responsible for designing and creating systems that collect, manage, and convert raw data into usable information for data scientists and business analysts to interpret and enables the agency to make smarter decisions and optimize operations.
Quality Control Senior Associate HITT ContractingQuality Control Senior AssociateFalls Church, VA$77,000–$112,000 / yearExecute four phases of control (Planning, Preparatory, Initial and Inspections) for each FOW with the subcontractors, vendors, and client(s) and perform all required meetings for mid-sized to more complex projects. Active certification with the Army Corps of Engineers- Construction Quality Management for Contractors or an inactive certification that needs to be refreshed within 3 months of hire.
Quality Control Associate HITT ContractingQuality Control AssociateFalls Church, VA$70,000–$100,000 / yearExecute four phases of control (Planning, Preparatory, Initial and Inspections) for each FOW with the subcontractors, vendors, and client(s) and perform all required meetings. Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates.
NewChief Engineer - Aerospace Gables Search GroupChief Engineer - AerospaceWashington, DC$170,000–$210,000As the senior engineering leader, you will establish the technical vision, lead multidisciplinary engineering teams, and oversee every phase of the product lifecycle—from system architecture and detailed design through integration, verification, testing, and production. This confidential opportunity offers the chance to provide executive-level technical leadership while guiding the design, integration, testing, and delivery of highly engineered aerospace products supporting commercial and government customers.
Floodplain and Dam Engineer System OneFloodplain and Dam EngineerChantilly, VAThe Floodplain and Dam Engineer position involves work across floodplain modeling, permitting, floodplain crossing design, dam modeling, and dam permitting. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
Sr Electrical Engineer (Secret Clearance) System OneSr Electrical Engineer (Secret Clearance)Chantilly, VA$110,000–$170,000 / year10+ years of experience in design and specification of: lighting systems, power systems, fire alarm systems, telcom/data systems, medium voltage power systems, UPS systems, emergency generator systems, grounding systems, and utility systems. Perform calculations, select equipment, and design systems (lighting, power, fire alarm, and telcom/data systems).
Floodplain and Dam Engineer - Technical Lead System OneFloodplain and Dam Engineer - Technical LeadChantilly, VAThe Floodplain and Dam Engineer - Technical Lead involves work on floodplain modeling, floodplain permitting, floodplain crossing design, dam modeling, and dam permitting. Floodplain work includes both local and FEMA-regulated areas, while dam-related efforts focus on state-regulated dams in Virginia and Maryland.
NewWeb-based User Interface Software Engineer Johns Hopkins Applied Physics Laboratory (APL)Web-based User Interface Software EngineerLaurel, MD$100,000–$245,000We apply expertise and use sophisticated tools to lead the design, prototyping, development, analysis, evaluation, and transition of advanced mission planning systems for multiple sponsors to support multiple warfighter missions and multi-echelon planning needs in support of revolutionizing the art of defense. This is a unique opportunity to dive deep into both software engineering and mission planning while using your skills to design, develop, and test User Interfaces for military planning tools associated with air and missile defense (AMD).
NewSenior Enterprise Software Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Enterprise Software EngineerLaurel, MD$105,000–$245,000The Mission Engineering Group at JHU/APL of the Force Projection Sector is seeking a Senior Enterprise Software Engineer to help lead the technical vision, architecture, and implementation of mission-centered software capabilities that advance augmented human decision making. Have experience applying some or all of the following software technologies and data formats: Message Brokers, Databases (relational and no-SQL), Load Balancers, Reverse Proxies, Rest Interfaces, JSON, XML, and common variants of those formats (GeoJSON, KML, UCI, etc.).
NewWater/Wastewater Engineer - Entry Level Whitman, Requardt & Associates, LLPWater/Wastewater Engineer - Entry LevelFairfax, VA$72,000–$97,000 / yearFull timeA copy of current, or most recent, school transcript (If you are applying via a 3rd party site that does not allow attachments, please email transcript to careers@wrallp.com. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
First Class Engineer MedStar HealthFirst Class EngineerOlney, MD$34.54–$65.34Under general supervision performs stationary engineer work in the hospital power plant involving a variety of routine and fairly complex problems. Operates boilers water chillers pumps air compressors and generators to provide steam electrical power heat and chilled water throughout hospital.
AWS Cloud Platform Engineer Lead CYNET SYSTEMSAWS Cloud Platform Engineer LeadReston, VA$82–$87 / hourPart timeAs a nationally and locally certified Minority Business Enterprise (MBE), Cynet Systems is committed to helping organizations build high-performing teams while empowering professionals to grow rewarding careers. We deliver agile, scalable talent solutions across IT, engineering, life sciences, clinical, and professional staffing, powered by a high-performing recruitment engine operating across North America and Asia.
Federal Telecommunications Engineer (RCDD) Levi HunterFederal Telecommunications Engineer (RCDD)Arlington, VACOMPANY’s Special Projects group supports U.S. Government agencies with A/E, defense, design/build, classified, and environmental programs. Develop conceptual and detailed ICT/telecom designs including drawings, specifications, and analyses.
Software Engineer with TS-SCI with Poly System OneSoftware Engineer with TS-SCI with PolyFort Meade, MD$97,000–$224,000 / yearBachelor’s degree in Computer Science or related discipline from an accredited college or university OR four (4) years of additional SWE experience on projects with similar software processes in lieu of degree. Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
Information Systems Security Engineer System OneInformation Systems Security EngineerClarksburg, MD$180,000 / yearYou’ll be hands-on with the Risk Management Framework (RMF), Assessment & Authorization (A&A), ATO sustainment, control validation, continuous monitoring, and vulnerability/stig compliance efforts—partnering closely with security and technical teams. In this role, you’ll help build, secure, and maintain systems by applying cybersecurity engineering best practices across design, implementation, authorization, and ongoing compliance.
Active Directory Engineer System OneActive Directory EngineerSpringfield, VA$130,000 / yearSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Manage Active Directory, DNS, SCOM\SCCM, group policy, and PowerShell scripting to ensure system integrity and security.
NewLand Development Engineer/ Project Manager System OneLand Development Engineer/ Project ManagerChantilly, VAYou’ll work alongside a diverse team of engineers, planners, landscape architects, and designers to bring complex projects to life—ranging from mixed-use developments and data centers to federal facilities and community infrastructure. As a Land Development Engineer or Project Manager, you will play a key role in delivering impactful site and infrastructure projects that shape communities across both public and private sectors.
Construction Project Engineer - Industrial Projects System OneConstruction Project Engineer - Industrial ProjectsArlington, VA$75,000–$110,000 / yearAs a Construction Project Engineer , you will work onsite with the Project Team to plan, develop, coordinate, and manage onsite construction engineering activities for Industrial projects – primarily Water/Wastewater Treatment plant construction but also factories/production facilities, data centers , focused mostly in Northern Virginia, District of Columbia (DC), and Baltimore area. Develop, implement, and administer project engineering procedures and other work controlling documents (submittals, RFI’s, expediting material deliveries, payment of Subcontractors/Vendors, and Owner pay requests).
NewBuilding Systems Engineer HITT ContractingBuilding Systems EngineerFalls Church, VA$37.02–$53.85 / hourAs a critical member of our Facilities Team, the Building Systems Engineer, Senior Associate is responsible for the operation, maintenance, and repair of Net Zero building systems, including mechanical, electrical, plumbing, life safety, and building automation systems. Conducts routine building walk-throughs to assess system performance, document equipment condition, identify energy inefficiencies, and report deficiencies requiring corrective action that could impact energy use or NZE performance targets.
NewCryogenics Engineer Johns Hopkins Applied Physics Laboratory (APL)Cryogenics EngineerLaurel, MD$100,000–$245,000APL 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. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
NewSenior Electronic and Optical Materials Device Fabrication Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Electronic and Optical Materials Device Fabrication EngineerLaurel, MD$105,000–$290,000Build and maintain version-controlled GDS/layout databases with Python-based automation for parametric layout generation, fracturing, and design rule checking, and develop data-analysis pipelines linking design, fabrication, and metrology data for CD, overlay, and yield trends. The role is predominantly fabrication-focused, with a majority of working hours spent in a cleanroom or laboratory environment, including the cleanroom at JHU-APL in Laurel, MD and other multi-user facilities within a 20 min to 1 hr drive.
NewSenior Nuclear Surety Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Nuclear Surety Systems EngineerLaurel, MD$100,000–$245,000Serve as the Lab’s focal point and thought leader for nuclear surety engineering with emphasis on leveraging and implementing systems engineering principles to enhance strategic systems nuclear surety design and modifications. Are you interested in applying technical leadership, innovation, system engineering skills, and specialty nuclear surety expertise toward the difficult critical challenges of ensuring the safety and security of this nation’s most critical defense systems?.
NewSenior Missile Defense Systems Modeling and Analysis Engineer Johns Hopkins Applied Physics Laboratory (APL)Senior Missile Defense Systems Modeling and Analysis EngineerLaurel, MD$100,000–$245,000You will contribute to a dynamic group culture to uphold core values through participation in collaborative teams and activities, as well as a dedication to continual improvement, innovation and risk-taking, and developing high quality products. Are you looking for exciting opportunities to lead efforts to model, analyze, and develop state of the art concepts in integrated and layered missile defense involving kinetic and non-kinetic capabilities?.
NewSenior Software Engineer/AI Practitioner Johns Hopkins Applied Physics Laboratory (APL)Senior Software Engineer/AI PractitionerLaurel, MD$105,000–$290,000Evolving air and missile defense planning tools and capabilities, Developing and implementing robust software solutions to complex planning challenges, Responding to feedback from the warfighter and the analyst community, Assessing new AI and Machine Learning tools and capabilities and their applicability to military planning, and. In A5C, we develop and deliver highly capable mission planning capabilities into the hands of the warfighter so they can design defenses that enhance performance across multiple simultaneous air and missile defense missions, multiple services, and multiple command echelon planning levels.
NewSenior 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.
NewRobotics Engineer for Tailored Autonomous Systems Johns Hopkins Applied Physics Laboratory (APL)Robotics Engineer for Tailored Autonomous SystemsLaurel, MD$85,000–$195,000Hold a Bachelor's degree in Robotics, Mechanical Engineering, Electrical Engineering, Systems Engineering, Aerospace Engineering, Computer Science, Computer Engineering, or another related technical field. The Tailored Autonomous Systems Group (QPJ) is seeking a Robotics & Autonomous Systems Engineer to help us develop, implement and field mission-tailored autonomous systems that perform sensing, decision-making, and coordinated action in complex operational environments.
NewAI Software Engineer System OneAI Software EngineerChantilly, VACore Qualifications: Requires BS degree (Computer Science, Engineering or related field) and 10+ year’s of prior relevant experience OR, MS with 7+ year’s of prior relevant experience; OR 7 years of additional experience in lieu of degree. 7+ year’s experience leading, designing and implementing distributed solutions and 5+ year’s experience with cloud-based solutions (Cloud, SOA, Web-Services) including virtualization environment, network and operating system experience.