Junior Software Engineer CACI International IncJunior Software EngineerChantilly, VA$94,400–$198,200 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. While prior PeopleSoft experience is not required, successful candidates should demonstrate strong technical aptitude and a willingness to learn enterprise application development platforms and business systems.
Software Engineer Mid CACI International IncSoftware Engineer MidChantilly, VA$86,600–$181,800 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. While prior PeopleSoft experience is not required, successful candidates will have to demonstrate strong technical aptitude and a willingness to learn enterprise application development platforms and business systems.
Senior Principal Mission Engineer OASYS IncSenior Principal Mission EngineerChantilly, VARequired Experience, Skills and Attributes: Master's Degree in Math, Science or Engineering with 15+ Years of demonstrated system engineering and integration experience with space, ground, operations and sustainment segments of DoD or NRO programs with a proven delivery record or a bachelor's degree in Math, Science or Engineering with 17+ Years of demonstrated experience. Make a difference for national security by joining a team of dedicated professionals who assist the Space Development Agency in developing and deploying the next generation of satellites and ground systems for missile warning (MW), missile tracking (MT) and missile defense (MD).
Senior Facilities Gas Engineer Micron Technology, Inc.Senior Facilities Gas EngineerManassas, VAMicron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Fraud alert: Micron advises job seekers to be cautious of unsolicited job offers and to verify the authenticity of any communication claiming to be from Micron by checking the official Micron careers website in the About Micron Technology, Inc.
Senior Data Center Facilities Engineer I Oracle CorpSenior Data Center Facilities Engineer IAshburn, VA$102,300–$209,500 / yearContinuous Improvement: Develops ideas, recommends updates, and/or collaborates on the implementation of process improvements to increase the efficiency and effectiveness of processes, protocols, and workflows across teams, and evaluates the impact on key stakeholders. Participates in post-incident reviews by supporting root cause analyses, documenting lessons learned, and facilitating the execution of Corrective and Preventive Action Plans (CAPAs) to mitigate recurrence and improve system resilience.
Senior RHEL STIG Engineer CACI International IncSenior RHEL STIG EngineerChantilly, VA$103,800–$218,100 / yearThe role requires expert knowledge of configuring systems in accordance with DISA Secure Technical Implementation Guides (STIG) and validating STIG compliance at the enterprise level to build, deploy, maintain, and support operations utilizing tools such as SteelCloud ConfigOS for a global deployment of ~50,000 Endpoints. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Technical Lead Engineer BryceTechTechnical Lead EngineerChantilly, VAThe technical lead engineer oversees design reviews, integration efforts across segments, gap analysis and implementation strategies, and ensures end-to-end verification is performed to ensure the vendor's solutions capabilities meet PWSA architecture needs. BryceTech has been recognized in the Washington Technology Fast 50 ranking of top high-growth small businesses for five consecutive years and received a GovCon Contractor of the Year Award in 2025, underscoring our strong growth, competitive positioning, and excellence in federal contracting.
Mission Engineer BryceTechMission EngineerChantilly, VAThe mission engineer integrates efforts across the SDA enterprise ensure SDA mission partners understand how the PWSA is intended to execute its missions, how requirements are translated to mission focused documents such as CONOPS and COAs and how mission outcomes are evaluated across modeling, simulation and analysis solutions coupled with real-word test data. BryceTech has been recognized in the Washington Technology Fast 50 ranking of top high-growth small businesses for five consecutive years and received a GovCon Contractor of the Year Award in 2025, underscoring our strong growth, competitive positioning, and excellence in federal contracting.
NewNew College Grad - Change Management Engineer Micron TechnologyNew College Grad - Change Management EngineerManassas, VAMicron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. You will work with Global Process Control, Traveler Control, Information System, area engineering, and production on the alignment, optimization and troubleshooting of systems setup and operation procedures.
Principal Engineer, Global Environmental Compliance - Design Micron Technology, Inc.Principal Engineer, Global Environmental Compliance - DesignManassas, VAAs a Principal Engineer in Environmental Engineering, you will lead integration across global capital projects including greenfield builds, brownfield expansions, major facility retrofits, ensuring environmental compliance requirements are embedded throughout facility planning, design, construction, and startup. The role spans key environmental domains including air, water, and waste, and influences complex, large-scale capital projects by embedding environmental requirements into early-stage design decisions, minimizing downstream risk and rework.
NewNew College Grad - Industrial Engineer Micron Technology, Inc.New College Grad - Industrial EngineerManassas, VABachelor's degree in Industrial Engineering, Manufacturing Engineering, Computer Science, Computer Engineering, Operations Research, Data Analytics, Information Systems, or a related technical discipline. The Operations Improvement (OI) Engineer on the Scheduling team within Industrial Engineering develops and optimizes manufacturing scheduling, dispatching, automation, and analytics solutions that drive fab performance.
Customer Engineer Manager III Applied MaterialsCustomer Engineer Manager IIIManassas, VA$88,000–$121,000 / yearIf you would like to contact us regarding accessibility of our website or need assistance completing the application process, please contact us via e-mail at Accommodations_Program@amat.com, or by calling our HR Direct Help Line at 877-612-7547, option 1, and following the prompts to speak to an HR Advisor. The salary offered to a selected candidate will be based on multiple factors including location, hire grade, job-related knowledge, skills, experience, and with consideration of internal equity of our current team members.
NewSystems Engineer (Ts/Sci With Poly Required) GCI IncSystems Engineer (Ts/Sci With Poly Required)Warrenton, VAThe employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data Analytics and Software Development, Engineering, Targeting and Analysis, Operations, Training, and Cyber Operations. The ideal candidate is a technical leader and doer, not just an advisor - someone who can seamlessly collaborate across infrastructure, platform, application, DevSecOps, information systems security, and data teams while maintaining ownership of system reliability, performance, scalability, and security.
NewSenior Electrical Engineer - Real-Time Defense Systems HART TechnologiesSenior Electrical Engineer - Real-Time Defense SystemsManassas, VACandidates must have relevant degrees and at least 5 years of experience in electrical design, along with the ability to obtain a DoD Security Clearance. The role involves evaluating designs, documenting electrical components, and collaborating on tactical systems.
NewHydrogen Systems Production Engineer - Piping Heven AerotechHydrogen Systems Production Engineer - PipingWinchester, VAThis hands‑on role focuses on the assembly, testing, manufacturability, and maintenance of high‑pressure hydrogen ground support equipment, partnering with engineering, safety, and operations teams to deliver reliable fueling solutions for the next generation of autonomous flight.#J-18808-Ljbffr. Heven AeroTech in Winchester, VA is seeking a founding Production Engineer – Hydrogen / Piping to build and scale our hydrogen generation and fueling systems.
Senior Substation Engineer QTS Realty Trust LLCSenior Substation EngineerAshburn, VAThis role will interface and collaborate with many critical stakeholders, including but not limited to: energy leaders responsible for utility contracts and negotiations; utility engagement developing relationships with utilities; pre-development leads evaluating new properties; operations leaders managing load growth projections; and development team project leaders planning and building new data centers and substations. Lead design life cycle of high voltage substations performed under EPC contracts, including studies, procurements, and development of construction deliverables.
Lead Building Engineer Addison GroupLead Building EngineerAshburn, Virginia$58–$70 / hourAbility to analyze the operation of various systems, determining the root cause of all problems and malfunctions and to take corrective action as required. Physical requirements include stooping, standing, walking, climbing stairs / ladders and ability to lift / carry heavy loads of 50 lbs.
Critical Facilities/Data Center Engineer Zp Group LlcCritical Facilities/Data Center EngineerAshburn, VA$105,000–$130,000 / yearKey Words: data center, heating, cooling, cable, engineer, facility, capex, forecasting, eops, mops, sops, electricity distribution, chillers, humidity, power distribution, support system, mechanical, chilled water systems, hvac, crac, crah, generator, main switchgear, ups, sts, pdu. Qualifications of the Critical Facilities/Data Center Engineer: A deep understanding of chiller, chilled water and air handler technologies and electrical switchgear, generators, load banks, UPS, STS, PDU, RPP, and batteries.
Building Engineer Nesco Resource, LLCBuilding EngineerChantilly, VA$38–$47 / hourAccountable for infrastructure systems uptime, monitoring critical systems within tolerances, frequent building inspections while providing reliable service delivery to colocation customers. Contribute to minor repairs and light duty construction which includes physical structures, plumbing systems, wide range of HVAC equipment, and electrical distribution.
Quality Engineer Warfel ConstructionQuality EngineerWinchester, VAThis will include assisting project teams with proactively tracking Quality Control and Work-in-Place progression in alignment with project schedule to ensure project deadlines are met. Identifies potential issues, ensures the team has a recovery/remediation plan in place for any quality control issues, and takes an active role in resolution of major quality control issues.
NewSenior DevOps Engineer Onyx Government Services,LLCSenior DevOps EngineerChantilly, VAFull timeThis role will work closely with architects, data engineers, developers, database administrators, and cloud teams to establish scalable CI/CD solutions that improve deployment efficiency, reliability, security, and operational excellence throughout the data warehouse modernization journey. In support of our various efforts, we have developed the Onyx Data Management Toolkit, a combination of Agile Development principles, COTS Integration, and custom software, to deliver flexible, cost-effective solutions to a variety of Department of Defense, Intelligence Community, and Law Enforcement agencies.
Outreach Engineer LV8D SolutionsOutreach EngineerChantilly, VAInterested candidates need to thrive in an innovative, fast-paced environment; are highly motivated and not afraid to take on uncharted territory; possess strong communication, collaboration, leadership, and organizational skills; and be able to prioritize their time to be effective in a dynamic environment while being strategically proactive. LV8D Solutions is an elite Systems Engineering and Technical Advisory (SETA) company that delivers advanced systems engineering, integration, acquisition, mission operations, network communications, and cybersecurity support to our defense and intelligence customers.
NewElectrical Engineer Vets HiredElectrical EngineerWarrenton, VirginiaThe Electrical Engineer – Digital Signal Processing (DSP) is responsible for developing, testing, integrating, and optimizing digital signal processing algorithms for embedded and real-time systems. The role includes algorithm implementation, simulation, system testing, debugging, documentation, and collaboration with engineering teams to support DSP-based applications.
Software Engineer/Developer NorthstratSoftware Engineer/DeveloperDulles, VAThere are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. To attract and retain the highest quality staff, Northstrat provides a unique and versatile benefits package, the Individual Benefit Account (IBA), which places the power of choice in the hands of our greatest asset – the employee.
NewElectrical Engineer - Signal Processing Vets HiredElectrical Engineer - Signal ProcessingWarrenton, VirginiaThe Electrical Engineer – Digital Signal Processing (DSP) is responsible for developing, testing, integrating, and optimizing digital signal processing algorithms for embedded and real-time systems. The role includes algorithm implementation, simulation, system testing, debugging, documentation, and collaboration with engineering teams to support DSP-based applications.
NewNew College Grad - Engineer, Thin Films Equipment MicronNew College Grad - Engineer, Thin Films EquipmentManassas, VirginiaMicron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Perform abnormal analysis and continuous improvement by applying AI-assisted root cause analysis, pattern recognition, and anomaly detection tools to enable faster and more accurate issue resolution.
Electrical Engineer Erdman AnthonyElectrical EngineerLeesburg, VAErdman Anthony is a nationally recognized, award-winning engineering consulting firm specializing in transportation engineering services, construction services, facilities engineering and design services, civil engineering services, and geospatial services. As an Electrical Engineer in our Facilities Engineering and Design service business, you will be working on electrical designs and many times with a team of mechanical, plumbing, refrigeration, and fire protection engineers to develop construction drawings for a large variety of clients and project types.
Senior Consultant, SIEM Engineer (Logstash) Infinitive IncSenior Consultant, SIEM Engineer (Logstash)Ashburn, VA$90,000–$140,000 / yearLogstash Expertise (Required): Deep understanding of Logstash syntax, plugin configurations (input, filter, output), and advanced string manipulation using Regular Expressions (Regex). Data Architecture & Engineering: Implement and optimize source-to-target data architectures, ensuring scalable and reliable data transformation from diverse security sources.
Reverse Engineer/Vulnerability Analyst Sr Full VisibilityReverse Engineer/Vulnerability Analyst SrChantilly, VirginiaPeer reviewed academic publications in Computer Science, Computer Engineering, Electrical Engineering, Computer and Information Security, Computer Security, Computer Forensics, Information Systems or other closely related scientific field (such as the field of Mathematics & Physics). Founded in 2006, our extensive technical capabilities and expertise support federal and state government agencies with over 100 cleared technical experts specializing in mission solution areas of Digital, AI & Analytics, Cyber, and Engineering.
Data Engineer / Architect (Databricks Pro Certified) Infinitive IncData Engineer / Architect (Databricks Pro Certified)Ashburn, VA$170,000–$215,000 / yearThe ideal candidate will be responsible for designing, building, and maintaining scalable data architectures, ensuring data integrity, and optimizing data flow and collection. Job Summary: We are seeking a highly skilled Data Engineer/Architect with extensive experience in Databricks on AWS or Azure to join our dynamic team.
AI Engineer Anika SystemsAI EngineerLeesburg, VAOur services span AI Strategy, Data Intelligence, AI & Machine Learning, Intelligent Automation, Enterprise Platforms and Engineering, with a specialized focus on National Security and Federal Financial programs. Hands-on integration of LLMs into real applications — streaming, tool / function calling, token accounting, and failure handling — across at least one of OpenAI, Anthropic, Bedrock, Vertex, or Azure OpenAI.
Data Engineer / Architect (Security Clearance Required) Infinitive IncData Engineer / Architect (Security Clearance Required)Ashburn, VA$170,000–$215,000 / yearThe ideal candidate will be responsible for designing, building, and maintaining scalable data architectures, ensuring data integrity, and optimizing data flow and collection. Job Summary: We are seeking a highly skilled Data Engineer/Architect with extensive experience in Databricks on AWS or Azure to join our dynamic team.
Global EHSS Principal Electrical Safety Engineer MicronGlobal EHSS Principal Electrical Safety EngineerManassas, VirginiaThis position acts as a senior technical expert, directing electrical safety initiatives, advising on high-risk equipment choices, and shaping results across engineering, EHS, and supplier groups. Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever.
Reverse Engineer/Vulnerability Analyst MID Full VisibilityReverse Engineer/Vulnerability Analyst MIDChantilly, VirginiaPeer reviewed academic publications in Computer Science, Computer Engineering, Electrical Engineering, Computer and Information Security, Computer Security, Computer Forensics, Information Systems or other closely related scientific field (such as the field of Mathematics & Physics). Founded in 2006, our extensive technical capabilities and expertise support federal and state government agencies with over 100 cleared technical experts specializing in mission solution areas of Digital, AI & Analytics, Cyber, and Engineering.
NewJunior Controls Engineer: PLC/SCADA & Automation M.C. DeanJunior Controls Engineer: PLC/SCADA & AutomationWinchester, VAM.C. Dean, Inc. in Winchester, Virginia is looking for a Controls Engineer 1 to design, develop, install, and maintain control systems for various industries including industrial controls and transportation systems. Candidates should possess strong analytical skills and a desire to enhance system performance and client outcomes.#J-18808-Ljbffr.
NewAutomation & Control Engineer - PLC/SCADA Design & Deployment M.C. DeanAutomation & Control Engineer - PLC/SCADA Design & DeploymentWinchester, VAA technology firm in Winchester seeks a Control Engineer responsible for designing, developing, and maintaining control systems. A Master's degree in electrical engineering is preferred, along with strong problem-solving skills.
NewAutomation & Controls Engineer - PLC/SCADA Specialist M.C. DeanAutomation & Controls Engineer - PLC/SCADA SpecialistWinchester, VAA technology solutions provider is seeking Control Engineers to design, develop, and maintain critical control systems across varied applications including automation, cybersecurity, and energy management. Join a dynamic team that drives innovation in the Fourth Industrial Revolution, ensuring systems operate efficiently and securely.#J-18808-Ljbffr.
NewNew College Grad - Safety Engineer MicronNew College Grad - Safety EngineerManassas, VirginiaMicron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. This individual is responsible for monitoring changes to the Micron ISO Management System and applicable regulatory requirements, implement changes as required, benchmark industry practices, and conduct detailed task and process hazard analysis and risk assessments.
SR. DevOps AWS Cloud Engineer System OneSR. DevOps AWS Cloud EngineerChantilly, VA$180,000 / yearThis role is ideal for someone who enjoys improving CI/CD, partnering closely with developers, and driving reliability + security in production-like environments. You’ll work in a Linux-based, multi-tenant environment and play a key role in building and operating secure, automated delivery pipelines for microservices.
Product Development Engineer REHAU IncorporatedProduct Development EngineerLeesburg, VA$70,000–$80,000 / yearThis role is responsible for supporting the development, design, testing, and commercialization of innovative products serving the plumbing, hydronic, radiant heating and cooling, snow and ice melting, and fire protection markets. This is an excellent opportunity for an engineer who enjoys solving technical challenges, managing projects, and developing products that make a lasting impact on the construction industry.
NewMachine Learning Engineer ELDER RESEARCH INCMachine Learning EngineerChantilly, VACreate software to support AI agent communication, connecting models and agents to external services via API calls, testing and debugging tasks, deploying into target environments, setting up monitoring, and ensuring reliable execution of agentic AI systems. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.
Product Development Engineer REHAU Construction LLCProduct Development EngineerLeesburg, VA$70,000–$80,000 / yearPart timeThis role is responsible for supporting the development, design, testing, and commercialization of innovative products serving the plumbing, hydronic, radiant heating and cooling, snow and ice melting, and fire protection markets. This is an excellent opportunity for an engineer who enjoys solving technical challenges, managing projects, and developing products that make a lasting impact on the construction industry.
Data Center Services Mechanical Commissioning Engineer Commissioning Agents Inc.Data Center Services Mechanical Commissioning EngineerAshburn, VA$72,800–$85,500 / yearKnowledge of various Building Automation/Monitoring Systems (BAS/BMS), Air Handlers, Humidifiers, Variable Refrigerant Flow, Computer Room Air Conditioners/Handlers (CRAC/CRAH), Evaporators, Adiabatic Coolers, Pressure/Temperature/Humidity sensors & Flowmeters. Position Description: This position supports development and execution of all mechanical aspects of assigned commissioning projects from initial engagement, design reviews, checklists, safety support, script development, vendor coordination, testing and report development through turn over to the client.
New College Grad - Semiconductor Quality Assurance Engineer MicronNew College Grad - Semiconductor Quality Assurance EngineerManassas, VirginiaAs a Front-End Central Quality Assurance (FECTQA) Engineer, you will play a critical role in supporting product containment, risk assessment, and disposition of deviated material in the fabrication facility. Develop QA dashboards and automated reports using R, Python, or Tableau, and build machine learning models and interactive web API dashboards to predict wafer/die-level quality.
NewElectrical Engineer - PCB Design Catapult Federal ServicesElectrical Engineer - PCB DesignManassas, VAClearance Requirement: Active Secret clearance or ability to obtain oneOverviewWe are seeking an Electrical Engineer with a strong interest in printed circuit board (PCB) design and hands‑on hardware development to support mission‑critical programs. This role offers the opportunity to work alongside experienced engineering teams designing, testing, and integrating electronic assemblies that support national security initiatives.
Engineering Project Manager - Critical Facilities Design PkazaEngineering Project Manager - Critical Facilities DesignAshburn, VAPrevious experience in the Military / Military veterans in all branches that have experience with Electrical / Mechanical is a huge plus (Navy nukes- EMN, ETN, MMNs, Seabees, Army - Power Generation, Air Force – Power Production, Generator Techs, Maritime, Coast Guard, Army National Guard, etc.). Candidate will oversee all phases of project management / project delivery: design, quality control, staffing, budget management (P & L) while following Industry Best Practices.
Cybersecurity Engineer 4 M.C. Dean IncCybersecurity Engineer 4Chantilly, VAApply system security engineering expertise in the following to: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing. As part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets.
Cybersecurity Engineer 3 M.C. Dean IncCybersecurity Engineer 3Chantilly, VA$104,240–$156,360 / yearApply system security engineering expertise in the following to: system security design process; engineering life cycle; information domain; cross domain solutions; commercial off-the-shelf and government off-the-shelf cryptography; identification; authentication; and authorization; system integration; risk management; intrusion detection; contingency planning; incident handling; configuration control; change management; auditing; certification and accreditation process; principles of IA (confidentiality, integrity, non-repudiation, availability, and access control); and security testing. As part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets.
Junior Software Engineer Altamira Technologies CorporationJunior Software EngineerVA$95,000–$140,000 / yearOther languages like Python, Angular, ELK stack, Redis, Web Services (REST), Containerization (such as docker, lxc), Kubernetes, helm, Machine Learning, Data Analytics, Android development, NoSQL and SQL databases, Xmidas are desired. Actual compensation will be determined based on several factors, including, but not limited to, the scope of the position, relevant experience, education, certifications, internal equity, customer contractual requirements, security clearance requirements, and other legitimate business considerations.
Senior Software Engineer Altamira Technologies CorporationSenior Software EngineerVA$150,000–$200,000 / yearOther languages like Python, Angular, ELK stack, Redis, Web Services (REST), Containerization (such as docker, lxc), Kubernetes, helm, Machine Learning, Data Analytics, Android development, NoSQL and SQL databases, Xmidas are desired. Actual compensation will be determined based on several factors, including, but not limited to, the scope of the position, relevant experience, education, certifications, internal equity, customer contractual requirements, security clearance requirements, and other legitimate business considerations.