Senior Systems Engineer Level 3 jobs in Annapolis Junction – Browse 227 openings on RoboApply Jobs

Senior Systems Engineer Level 3 jobs in Annapolis Junction

Open roles matching “Senior Systems Engineer Level 3” with location signals for Annapolis Junction. 227 active listings on RoboApply Jobs.

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Capital Solutions Group logoCapital Solutions Group logo
Full-time|On-site|Annapolis Junction, Maryland

SECURITY CLEARANCE: TS/SCI with both Polygraphs are requiredPOSITION: Senior Systems AdministratorLCAT: Systems Administrator, Level 3REQUISITION: MAR-SA3-10.070125LOCATION: Ft. Meade, MarylandJOB DESCRIPTION: CSG is seeking a highly skilled Senior Systems Administrator to support our Enclave Services division.The Enclave Support Services Section consists of…

Jul 20, 2025
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

Join our dynamic team as a Senior Systems Engineer, where you will leverage your expertise in systems engineering principles across the entire systems life cycle phases: Concept, Development, Production, Utilization, Support, and Retirement. You will engage with government representatives to navigate technical considerations and address any associated challenges or conflicts. Your role will require effective communication with other program personnel, government stakeholders, and senior executives, ensuring the technical integrity, quality, and completeness of deliverables across multiple process areas defined by ISO/IEC 15288.Key Responsibilities:Conduct systems engineering activities and assist in the preparation of work products in the Technical Process Areas associated with ISO/IEC 15288.Develop and deliver comprehensive work products in any of the ISO/IEC 15288 Process Areas.Analyze technical alternatives for projects and make preliminary recommendations.Support systems engineering activities in the ISO/IEC 15288 Agreement or Enterprise Process Areas.Independently analyze and recommend alternatives for elements of project technical design.Ensure compliance with all technical and project management standards.

Oct 27, 2025
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

As a Senior System Administrator Level 3, you will play a crucial role in the implementation, troubleshooting, and maintenance of our Information Technology (IT) systems. You will oversee the IT system infrastructure, managing processes related to these systems effectively. Your responsibilities include ensuring smooth day-to-day operations, monitoring, and resolving issues for client/server/storage/network devices and mobile devices. You will also provide Tier 1 (Help Desk) and Tier 2 (Escalation) support, identifying, diagnosing, and resolving problems, while communicating status updates to agency management and internal customers.Your role will also involve configuring and managing UNIX and Windows operating systems, installing software, maintaining network integrity, and implementing enhancements to maximize system reliability and performance. Additionally, you will support the design of systems and mission architecture while analyzing and resolving complex problems associated with server hardware and software integration.

Oct 27, 2025
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

As a Senior Systems Engineer at avalore, you will leverage your expertise in systems engineering principles across all phases of the systems life cycle: Concept, Development, Production, Utilization, Support, and Retirement. You will collaborate closely with government officials on technical considerations and address any related challenges or conflicts. Your role will include effective communication with various program personnel, government overseers, and senior executives, ensuring the technical integrity, quality, and completeness of deliverables across multiple process areas defined by ISO/IEC 15288:Technical Process Areas: Stakeholder Requirements Definition, Requirements Analysis, Architectural Design, Implementation, Integration, Verification, Transition, Validation, Operation, Maintenance, and Disposal.Project Process Areas: Project Planning, Project Assessment and Control, Decision Management, Risk Management, Configuration Management, Information Management, and Measurement.Enterprise Process Areas: Project Portfolio Management, Infrastructure Management, Lifecycle Model Management, Human Resource Management, and Quality Management.Agreement Process Areas: Acquisition and Supply.Your responsibilities will also include:Conducting systems engineering activities while assisting in the preparation of work products across various Technical Process Areas outlined by ISO/IEC 15288.Developing and delivering work products within any of the ISO/IEC 15288 Process Areas.Performing analysis of technical alternatives and providing preliminary recommendations.Assisting with systems engineering activities in the Agreement or Enterprise Process Areas.Independently analyzing project technical designs and recommending alternatives.Supervising or coordinating the work of other engineers or technicians on projects.

Oct 27, 2025
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

As a Level 3 Test Engineer at avalore, you will play a critical role in analyzing system requirements and operational concepts. You will develop comprehensive evaluation and testing plans, conduct data collection and analysis, and report findings. Your responsibilities will include supporting the creation of government test and evaluation documentation, such as Test & Evaluation (T&E) Strategy and Test Readiness Assessments, while collaborating with various test organizations to ensure seamless T&E program integration.Key responsibilities include:Assisting with Level 1 tasks based on your technical training and experience.Conducting research and applying knowledge of government test and evaluation principles to support T&E activities.Planning and executing performance analysis and data collection efforts.Reviewing acquisition approaches to align T&E schedules with decision-making needs.Analyzing performance risk areas to guide T&E planning and execution.Specifying and adapting Modeling and Simulation for T&E purposes.Applying statistical analysis to quantify performance behavior confidence.Selecting and developing analysis tools as necessary.Executing the evaluation plan based on collected data.Establishing Data & Configuration Management capabilities and supporting Data Authentication functions.Assessing performance requirements for testability and prioritizing T&E objectives.Coordinating with Systems Engineering to leverage functional analysis and initial performance risk assessments.Planning risk-tailored performance estimation and analysis for system effectiveness and suitability metrics.Designing surveys to evaluate Subject Matter Expert (SME) feedback and user performance assessments.

Oct 27, 2025
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

Join avalore as an Entry-Level Systems Engineer, where you will play a critical role in supporting the implementation, troubleshooting, and maintenance of Information Technology (IT) systems. You will apply systems engineering principles throughout all phases of the systems life cycle, including Concept, Development, Production, Utilization, Support, and Retirement. Your engagement with government stakeholders will focus on addressing technical considerations related to systems engineering and resolving associated challenges. Effective communication with program personnel, government overseers, and senior executives will be crucial to your success.Your responsibilities will encompass ensuring the technical integrity, quality, and completeness of work performed and deliverables across multiple process areas defined by ISO/IEC 15288, which include:Technical Process Areas: Stakeholder Requirements Definition, Requirements Analysis, Architectural Design, Implementation, Integration, Verification, Transition, Validation, Operation, Maintenance, and Disposal.Project Process Areas: Project Planning, Project Assessment and Control, Decision Management, Risk Management, Configuration Management, Information Management, and Measurement.Enterprise Process Areas: Project Portfolio Management, Infrastructure Management, Lifecycle Model Management, Human Resource Management, and Quality Management.Agreement Process Areas: Acquisition and Supply.You will also perform systems engineering activities and assist in preparing work products in the Technical Process Areas associated with ISO/IEC 15288.

Oct 27, 2025
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Anthem Engineering logo
Full-time|On-site|Annapolis Junction, MD

Join our dynamic team at Anthem Engineering, where we are at the forefront of prototyping and developing innovative technologies and solutions to address critical issues within our division. Collaborating closely with analysts, we identify workflow challenges and create effective, user-friendly solutions.Our work encompasses a diverse range of applications and services tailored to support various missions, with an environment that is fast-paced and constantly evolving. Over the past year, we have successfully built tools that: Ingest, process, and analyze extensive data sets for high-stakes Presidential initiatives,Directly support forces safeguarding American lives in high-risk situations,Organize, process, and visualize crucial intelligence data, effectively preventing loss of life,Utilize geospatial tools and analytics to identify and track essential assets, andImplement AI/ML algorithms to tackle real-world challenges. Our strong partnership with government clients is integral to our success. They rely on our insights and recommendations, granting us the autonomy to select the best tools for each unique challenge.Each project we undertake presents distinct operational and technological constraints. We leverage a variety of frameworks, libraries, and programming languages to customize our solutions, including: TypeScript and JavaScript,React, Angular, Material UI, Bootstrap, Storybook,Java, Spring Boot,Elasticsearch, MongoDB, MySQL,npm, Webpack, Maven,Jest, JUnit, andGit. We are committed to continuous learning and the adoption of new tools, so adaptability is key. While we don’t expect everyone to know everything, we value a team that is eager to learn and grow together. Onsite work at customer location is required.

Mar 1, 2026
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

As a Senior Systems Engineer, you will leverage your expertise in systems engineering principles across the entire systems life cycle, including Concept, Development, Production, Utilization, Support, and Retirement phases. You will collaborate with government stakeholders to address technical considerations and resolve associated challenges. Your role involves clear communication with program personnel, government representatives, and senior executives, ensuring the technical integrity, quality, and thoroughness of deliverables across various process areas defined by ISO/IEC 15288.Technical Process Areas: Stakeholder Requirements Definition, Requirements Analysis, Architectural Design, Implementation, Integration, Verification, Transition, Validation, Operation, Maintenance, and Disposal.Project Process Areas: Project Planning, Project Assessment and Control, Decision Management, Risk Management, Configuration Management, Information Management, and Measurement.Enterprise Process Areas: Project Portfolio Management, Infrastructure Management, Lifecycle Model Management, Human Resource Management, and Quality Management.Agreement Process Areas: Acquisition and Supply.Your responsibilities will include:Conducting systems engineering activities and supporting the creation of work products in Technical Process Areas aligned with ISO/IEC 15288.Delivering high-quality work products across any of the ISO/IEC 15288 Process Areas.Analyzing technical alternatives and providing preliminary recommendations for projects.Contributing to systems engineering activities in the Agreement or Enterprise Process Areas.Developing innovative solutions to technical challenges and evaluating their suitability for project implementation.Recommending appropriate engineering standards and processes for projects.Overseeing the work of other engineers and technicians, ensuring effective project execution.Leading systems engineering efforts and supervising project engineering staff.

Oct 27, 2025
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

Join our dynamic team at avalore as a Systems Engineer Level 2, where you will leverage your expertise in systems engineering to guide projects through all phases of the systems life cycle. You will apply best practices in Concept, Development, Production, Utilization, Support, and Retirement phases, ensuring technical integrity and quality in deliverables. This role involves close collaboration with government representatives, program personnel, and senior executives to address technical considerations and resolve conflicts effectively.Your responsibilities will include:Implementing systems engineering activities aligned with ISO/IEC 15288 across multiple process areas.Conducting thorough analyses of technical alternatives and providing well-informed recommendations.Assisting in the development of work products related to Technical, Project, and Enterprise Process Areas.Ensuring compliance and quality in all engineering outputs.

Oct 27, 2025
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ClearEdge logoClearEdge logo
Full-time|On-site|Annapolis Junction, MD

Become a vital part of ClearEdge, where our dedicated team tackles the Department of Defense's most intricate technical challenges. Our mission is to empower both government and industry clients with innovative, data-driven solutions that make a difference. Explore our highly competitive benefits package at clearedgeit.com/benefits, which includes a $10,000 annual training and education benefit, technology bonuses, and access to a state-of-the-art technology lab. We also host monthly TechConnect and DeepDive collaboration sessions with our entire technical team, all fully funded.Your mission: Collaborate with a multi-talented team and key stakeholders to provide comprehensive support for the implementation, troubleshooting, and maintenance of IT systems that are crucial to our customers' missions. We are in search of a seasoned systems engineering expert to bolster our customer's ongoing missions by applying systems engineering principles across all lifecycle phases. The ideal candidate will work closely with clients to gather requirements and address real-world mission challenges. This role demands leadership in ensuring the technical integrity, quality, and completeness of all work performed, alongside support for project planning, assessment, control, and risk management of the overall program.

Aug 18, 2020
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

Avalore is on the lookout for a skilled Cloud Software Engineer, Level 3, to join our dynamic team. In this role, you will be responsible for the development, maintenance, and enhancement of sophisticated Big-Data Cloud systems based on clearly defined requirements. You will play a crucial role in all phases of back-end processing, including analysis and indexing of data.Your expertise in Cloud Computing and the Hadoop Ecosystem will be invaluable as you implement Java applications, leverage Distributed Computing techniques, and apply Information Retrieval (IR) principles. This position requires both independent work and collaboration as part of a team. You will also conduct reviews and tests of software components to ensure compliance with design specifications and document test outcomes. Additionally, you'll troubleshoot software issues and employ suitable software development and design methodologies for the environment.Key Responsibilities:Provide expertise in Information Retrieval to assist the software development team in creating, developing, and testing Cloud Information Retrieval systems.Design and implement intricate workflows that manage Cloud MapReduce analytics.Write code that interacts effectively with Cloud Distributed Coordination Frameworks.Oversee multiple software development assignments, ensuring timely completion within the specified software development process constraints.Advise on enhancements for documentation and software development standards.Serve as a subject matter expert in Cloud Computing and related technologies, particularly in the Hadoop ecosystem, to aid the team in designing and testing Cloud Computing Systems.Debug issues within Cloud-based Distributed Computing Frameworks.Manage installations across multiple nodes in the Cloud.Delegate programming and testing tasks to teams and monitor their progress.Coordinate with customers and system engineering to select the appropriate software development process.Recommend innovative technologies and methodologies for complex Cloud software initiatives.Ensure quality control for all developed or modified software.Architect solutions for intricate Cloud Software Engineering challenges, such as efficient data processing and retrieval.

Oct 27, 2025
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Capital Solutions Group logoCapital Solutions Group logo
Full-time|On-site|Annapolis Junction, Maryland

SECURITY CLEARANCE: TS/SCI with both Polygraphs are requiredPOSITION: Senior Systems EngineerLCAT: Systems Engineer, Level 4REQUISITION: MAR-SE4-04.070125LOCATION: Ft. Meade, Maryland JOB DESCRIPTION:Join Capital Solutions Group as a Senior Systems Engineer, where you will play a pivotal role in enhancing our Desktop Services division. You will be part of a dynamic team dedicated to delivering top-tier virtual desktop infrastructure (VDI) solutions, including GPU integration and assistive technology for clients. Your responsibilities will extend to the design, implementation, and evaluation of IT systems, ensuring robust support for security certification. Collaborate with multiple teams to streamline desktop application services, including specialized VDI and desktop solutions.

Jul 19, 2025
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Link LLC logoLink LLC logo
Full-time|On-site|Annapolis Junction, MD

We are seeking a motivated and detail-oriented Entry Level Systems Administrator to join our dynamic team. The ideal candidate will possess strong written and verbal communication skills, with the ability to effectively document and manage support tickets as required.This role requires an active IAT II CWIP / DoD 8570 compliant certification (e.g., Security+), or the ability to obtain one within the first 90 days of employment.Additionally, candidates must hold an active RedHat Certified Systems Administrator (RHCSA) certification or be able to acquire it within 90 days of starting the position.Physical requirements include the ability to lift up to 50 lbs overhead to assist with racking hardware in server environments.Experience with writing and modifying bash scripts, as well as executing commands in a Linux operating system, is essential.Preferred qualifications include experience with L2/L3 networking, NFS or S3 storage solutions, and familiarity with tools such as Puppet, Ansible, Git, VMware, or advanced Linux skills.

Aug 4, 2024
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Captivation Software logoCaptivation Software logo
Full-time|On-site|Annapolis Junction, MD

Captivation Software delivers solutions tailored to client requirements and timelines. The engineering group emphasizes innovation and maintains high standards on projects that support national security. Role overview This mid-level systems engineer position centers on supporting daily operations in Annapolis Junction, MD. The role involves periodic travel, with three trips each year, typically lasting 7 to 10 days per trip. Key responsibilities and skills Apply systems engineering principles to address operational needs Work with RF technologies and Python as core technical areas Support ongoing projects and contribute to technical solutions Requirements Mid-level experience in systems engineering Background in RF and Python Ability to travel three times per year for 7 to 10 days per trip Work on site in Annapolis Junction, MD Team values The team looks for engineers who are reliable, technically skilled, and committed to the mission. Contributions have a direct impact on meaningful projects.

Apr 22, 2026
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Captivation logoCaptivation logo
Full-time|On-site|Annapolis Junction, MD

Role overview Captivation seeks a Systems Engineer 3 in Annapolis Junction, MD. This role centers on RF antenna design, hardware development, and software engineering. The team values hands-on experience with object-oriented programming, GNU toolchains, and software-defined radio (SDR) systems. Familiarity with the ELK stack for data analysis and visualization is also important. Responsibilities Design and develop RF antennas and associated hardware components Apply object-oriented programming principles to engineering projects Use GNU toolchains for software development tasks Incorporate SDR technologies into system design and implementation Leverage the ELK stack to analyze and visualize system data Key technologies RF antenna design Hardware development Object-oriented programming (OOP) GNU tools Software-defined radio (SDR) ELK stack (Elasticsearch, Logstash, Kibana)

Apr 24, 2026
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

As a Level 2 System Integration Technician at avalore, you will play a crucial role in the installation, testing, and validation of operational software in accordance with established installation standards, manufacturer guidelines, and safety regulations. You will be responsible for maintaining a comprehensive understanding of the system, ensuring its optimal functionality.Execute the installation, testing, and validation processes for operational software in alignment with installation standards, manufacturer guidelines, and safety codes.Oversee and maintain a broad knowledge of the system to troubleshoot and resolve issues efficiently.Lead the installation and testing of operational equipment and software, acting as a primary technician for program production, while ensuring compliance with all specifications.

Oct 27, 2025
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linkllc logolinkllc logo
Full-time|On-site|Annapolis Junction, MD

Responsibilities: As a Senior Embedded Systems Researcher at linkllc, you will play a pivotal role in leading research initiatives, coordinating with clients on current projects, and tackling complex embedded systems challenges from inception to resolution. Your expertise will revolve around embedded systems, showcasing your extensive experience with ARM, PPC, MIPS, or other embedded assembly languages. Qualifications:• Over 12 years of experience in researching and developing embedded systems (including VxWorks, ELDK, or custom operating systems).• Proficient in programming languages such as Python, C, and Assembly Language (ASM).• Familiarity with debugging tools, particularly GDB.• Proven track record of self-managing research projects and effectively collaborating with clients to break down larger tasks into actionable milestones.

Mar 6, 2025
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Wyetech LLC logoWyetech LLC logo
Full-time|On-site|Annapolis Junction, Maryland

Join Wyetech LLC, where we foster an award-winning corporate culture dedicated to overcoming technological challenges and delivering innovative solutions for our federal government clients. We pride ourselves on attracting top talent and rewarding our employees with a distinctive workplace experience that sets us apart in the industry.As a System Engineer II, you will play a crucial role in analyzing user requirements, operational concepts, and high-level system architectures to create detailed system requirements specifications. You will lead design and development initiatives, guiding users in articulating their needs while advising on alternative approaches and conducting feasibility assessments. Your technical leadership will be pivotal in integrating requirements, design, and cutting-edge technology into existing operations. You will be responsible for developing comprehensive technical documentation, including system architecture and design documentation, and overseeing system development and implementation planning through effective engineering management and integration test plans. Regular interaction with government stakeholders will be necessary to address technical considerations and resolve any challenges that arise. You will be ultimately accountable for the technical integrity of all work and deliverables within the Systems Engineering domain. Collaboration with program personnel, government representatives, and senior executives will be a key part of your role.Please note that, due to federal contract requirements, U.S. citizenship and an appropriate security clearance (e.g., active TS/SCI with agency-specific polygraph) are mandatory for this position.

Oct 13, 2025
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avalore logoavalore logo
Full-time|On-site|Annapolis Junction, Maryland, United States

Avalore is on the lookout for a skilled Configuration Manager, Level 3 to join our dynamic team in Annapolis Junction, Maryland. In this pivotal role, you will oversee the configuration management (CM) of both developmental and operational systems. You will collaborate with various teams to establish and uphold configuration baselines across development, testing, and production environments. Your expertise will guide the utilization of automated CM tools to enforce policies and procedures effectively.As a Configuration Manager, you will be responsible for crafting and revising CM plans tailored to the complexity and scope of our systems. You will ensure a disciplined approach to CM throughout the entire life cycle of systems, from initial requirements to end-of-life. Additionally, you will conduct change control processes and configuration audits to maintain system integrity.Support the implementation of hardware and software version control processes, policies, and procedures.Utilize configuration management tools (such as DOORS and Eclipse) to store, track, and manage configuration items.Document and enhance hardware and software configuration management processes and procedures.Assist in the development and maintenance of the environment for hardware and software product builds, staging, testing, and integration.Define and implement hardware and software configuration management processes, including creating product build scripts and integrating them with the hardware and software build process.Act as an advisor to the Government Change Control Board (CCB).Ensure adherence to version control processes on all hardware and software development projects.Work independently to define and implement robust configuration management processes and procedures.

Oct 27, 2025
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Wyetech LLC logoWyetech LLC logo
Full-time|On-site|Annapolis Junction, Maryland

Join Wyetech, where you will be a key player in our award-winning corporate culture, pioneering technological innovations and addressing real-world challenges faced by our federal government clients. We pride ourselves on attracting top talent and, in return, provide a distinctive employee experience that stands out in our industry.This position requires U.S. citizenship and a security clearance that matches the position, such as an active TS/SCI clearance with an appropriate polygraph.

Jan 7, 2026

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