Information Systems Security Engineer (ISSE) CACIInformation Systems Security Engineer (ISSE)Sterling, VirginiaSecurity Engineering: Designs security architectures from requirements phase, defining system security requirements, and integrating capabilities including Zero Trust Architecture Software Defined Networking (SDN), macro/micro-segmentation, and software-defined perimeter controls to enable continuous verification and minimize network attack surfaces. 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.
Systems Test Engineer - TS/SCI with CI Polygraph Modern Government SolutionsSystems Test Engineer - TS/SCI with CI PolygraphSterling, VAFull timeTITLE: Systems Test EngineerLOCATION: Sterling, VA CLEARANCE REQUIRED: Active DoD TS/SCI with CI Polygraph EMPLOYMENT TYPE: Full-time, Onsite POSITION SUMMARYModern Government Solutions (MGS) is seeking a Systems Test Engineer to plan, execute, and validate the performance, reliability, and security of mission-critical systems supporting national security operations. The ideal candidate combines strong analytical skills with hands-on experience developing and executing comprehensive test strategies across complex, integrated environments to ensure systems meet rigorous mission and accreditation requirements.
Enterprise Systems Engineer, Senior Advisor - TS/SCI w/poly PeratonEnterprise Systems Engineer, Senior Advisor - TS/SCI w/polyLaurel, Maryland$146,000–$234,000 / yearFull timeYou'll serve as a technical leader, working directly with government stakeholders and engineering teams to develop scalable, mission-focused solutions supporting large-scale enterprise systems. Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related technical discipline.
Water Tank Engineer Whitman, Requardt & Associates, LLPWater Tank EngineerFairfax, VA$90,000–$185,000 / yearFull timeThis role involves collaborating with multidisciplinary teams, delivering high-quality engineering solutions, and ensuring projects meet client expectations, budget, and schedule. 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.
Information Systems Security Engineer Spear AIInformation Systems Security EngineerBolling AFB, District of ColumbiaWe are seeking an Information Systems Security Engineer (ISSE) to design, build, and integrate security into all information systems supporting the program, serving as the hands-on technical expert who translates Intelligence Community security requirements into engineered, implemented, and validated solutions. • Develop and maintain the body of evidence supporting ATO packages — system security plans, control implementation details, test results, and supporting artifacts — in partnership with the ISSM and ISSOs.
Information Systems Security Engineer (ISSE) Mantis Security CorporationInformation Systems Security Engineer (ISSE)Reston, VADoD 8570 compliance with IASAE Level 3 is required• Three (3) years of experience in scripting languages, Linux/RedHat, and/or Networking AppliancesInformation Systems Security Engineering Professional (ISSEP) and CISSP Certifications are required• Active TS/SCI security clearance with the ability to obtain polygraph is required Nice to Haves :• Skilled in implementing mitigation strategies and how to resolve problems, and to re-test/ re-evaluate systems• Demonstrated experience with DISA Security Technical Implementation Guide (STIG) implementation and Security Content Automation Protocol (SCAP) tool usage• Possess a working knowledge of administrating servers, system and application security threats and vulnerabilities• Experience extending existing applications in areas such as security, monitoring, task automation, continuous integration, deployment, and performance optimization• Demonstrate writing of your own project in scripting/programming (use of Shell scripting, Python, JavaScript, PowerShell) in a Linux or Windows environment to support the various Cyber Security tools and applications required• Provide guidance on vulnerability and malware remediation.• Apply system security engineering expertise in one or more of 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.
Senior Systems Integration Engineer LeidosSenior Systems Integration EngineerGaithersburg, MarylandWorking alongside FAA personnel in live airport environments provides a unique opportunity to gain firsthand operational experience, build strong customer relationships, and see the direct impact of your work as TFDM is deployed across the National Airspace System. As part of this team, you'll collaborate with software engineers, system engineers, and FAA stakeholders to deliver capabilities that directly support air traffic controllers and airport operations across the country.
NewField Service Engineer II (Electron Microscopy) D.C. Remote Thermo Fisher ScientificField Service Engineer II (Electron Microscopy) D.C. RemoteWashington, DCRemote$31.73–$42.31 / hourSee Thermo Fisher Scientific Terms & Conditions at https://www.thermofisher.com/us/en/home/global/terms-of-use.html and Privacy Policy at https://www.thermofisher.com/us/en/home/global/privacy-policy.html and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions. Combining hardware and software expertise in electron, ion, and light microscopy with deep application knowledge in the materials science, life sciences, electronics, and natural resources markets, the worldwide Electron Microscopy employees are dedicated to customers' pursuit of discovery and resolution to global challenges.
Cyber Systems Engineer IV – Vulnerability Management ArcfieldCyber Systems Engineer IV – Vulnerability ManagementWestfields, VirginiaFull timeThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. The contracts support functions are: IA Management, Federal Information Security Management Act (FISMA) coordination and reporting, Risk Management Framework (RMF) application, IA compliance measurements and metrics, Assessment and Authorization (A&A), Vulnerability Management, and Cyber Defense support.
Lead Systems Engineer Systems Planning and AnalysisLead Systems EngineerWashington, D.C., Washington, DCFull timeThe successful candidate will support NAVSEA and be responsible for developing, fielding, and sustaining operationally superior weapons systems / combat systems and performing the full spectrum of systems engineering, modeling and simulation, test and evaluation, life cycle support, combat system integration, and production engineering to provide quality systems engineering and integration for the Department of Defense. Comprising more than 130 personnel, the Integrated Warfare Systems Group (IWSG) delivers expertise across program and project management, acquisition and contracting, systems and digital engineering, software development, test and evaluation, sustainment and life‑cycle management, cybersecurity, international/Foreign Military Sales, strategic communications, and IT services.
2027 - PhD Graduate - Radar Signal Processing and Sensor Systems Engineer Johns Hopkins Applied Physics Laboratory2027 - PhD Graduate - Radar Signal Processing and Sensor Systems EngineerLaurel, MarylandFull timeWe work closely with government sponsors and multidisciplinary teams to transition innovative concepts into operational capabilities, while fostering a collaborative environment that encourages technical excellence, technical leadership, innovation, and professional growth. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.
Model Based Systems Engineer Analyst First Division ConsultingModel Based Systems Engineer AnalystWashington, DCThis includes executing the following activities: Support systems engineering technical reviews (SETR) and milestone decisions as well as other acquisition events and processes (e.g., configuration management) that may include development of technical documents, drawings, and related models and technical data package components. Apply architecture frameworks and leverage reference models, including the DOD Architecture Framework (DODAF) and Naval Federated Architecture Reference Models (NFARM), to develop SE models.
Systems Engineer - Expert Assured Consulting SolutionsSystems Engineer - ExpertChantilly, VirginiaEducation Qualifications: Master’s degree in: Systems Engineering, Engineering, Physics, Mathematics, Computer Science, Information Technology, Operations Research, Engineering Management, Management Information Systems, or another related STEM field OR Equivalent expert-level, 18+ years' of systems engineering experience may be considered in lieu of degree requirements. Required Qualifications: Master’s degree in: Systems Engineering, Engineering, Physics, Mathematics, Computer Science, Information Technology, Operations Research, Engineering Management, Management Information Systems, or another related STEM field OR Equivalent expert-level, 18+ years' of systems engineering experience may be considered in lieu of degree requirements.
Systems Engineer (TS/SCI) VantorSystems Engineer (TS/SCI)Herndon, VirginiaVantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. Experience performing all/most aspects of the system engineering (requirements analysis, interface control documentation, ConOps development, Use Case development, data flows and developing Test Plans.).
Communications and Wireless Systems Engineer Booz Allen HamiltonCommunications and Wireless Systems EngineerMclean, VirginiaOnsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Communications And Wireless Systems Engineer Booz Allen Hamilton Inc.Communications And Wireless Systems EngineerMclean, VA$86,800–$198,000 / yearOnsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.
Senior Network Engineer CACISenior Network EngineerColumbia, MarylandNetwork Engineer will work within the Network Security Implementation and Sustainment (NSIS) Services section to provide assistance in all aspects of network management from network design through implementation, maintenance, and upgrading of existing networks. 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.
Systems Engineer Aretec Open OpportunitesSystems EngineerLandover Hills, MarylandMust have and maintain a current DoD 8570 IAT Level II certification which includes Security+CE, CCNA Security, CySA+, GICSP, GSEC, CND or SSCP. Design, implement, and maintain a classified network enclave including a Continuity of Operations (COOP) offsite capability and/or Disaster Recovery Plan (DRP).
NewNetwork Engineer - Active Security Clearance CadreNetwork Engineer - Active Security ClearanceReston, VAFull timeDuties:This Network Engineer performs the following core functions:Develop Datacenter, LAN, WAN, and Client Access networks/systemsIntegrate, Test, and deploy systemsPerform full lifecycle management of network systems (building, deploying, maintaining)Monitor networksPerform other duties as assigned at the discretion of Project Management Required Qualifications:Ability to obtain and maintain a TS/SCI with polyBachelor's degree preferred, in Computer Science, Information Systems, Engineering, Business, or a scientific or technical discipline related to the specific skillMinimum of six (6) years of experience specific to the skill. Experience building, deploying, maintaining, Cisco Application Centric Infrastructure (ACI) networksExperience building, deploying, maintaining, Cisco ASAs via Firepower ManagementExperience building, deploying, maintaining, Cisco HyperflexExperience building, deploying, maintaining, Palo Alto Firewalls via PanoramaExperience building, deploying, maintaining, Citrix Application Delivery ControllersKnowledge with SIEM and security analytical technologies (e.g.
Sr. Software Engineer -CTJ- Poly MicrosoftSr. Software Engineer -CTJ- PolyReston, VA$119,800–$234,700 / yearMasters Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. You will work on distributed systems that enable Power Platform services to function in isolated, air‑gapped environments, partnering with Public Cloud teams to bring features to parity while ensuring those features meet the constraints of sovereign deployments.