Staff Software Engineer Jobs in Washington, DC
OneMain Financial
$110000 - $132000
Baltimore, MD
In this role, you will work closely with Product, UX, Engineering Managers, and other senior engineers to shape platform architecture, guide technical direction, and deliver scalable, high-quality software that improves the financial wellness of our customers. See OneMain Financial Privacy Policy at https://www.onemainfinancial.com/legal and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions.
Jobot
$140000 - $215000
Tysons, VA
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. As a Senior Full Stack Software Engineer / Senior Full Stack Developer on our team, we are looking for: Computer Science degree strongly preferred.
Jobot
$140000 - $215000
Tysons, VA
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. As a Staff Software Engineer / Senior Full Stack Software Engineer on our team, we are looking for: Computer Science degree strongly preferred.
OneMain Financial
$80000 - $96000
Baltimore, MD
The leader will be responsible to collaborate with business, operations, product, and technology partners to deliver the engineering, systems integration and process improvement needs for all aspects of the Regulatory & Compliance support systems, inclusive of the day-to-day running of the engineering teams. Excellent verbal and written communication skills required for composing and delivering technical presentations or other forms of documentation to various level of technical and non-technical management.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
APL 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. We are seeking dedicated individuals to perform purposeful research and development toward building new capabilities to ensure the resilience, safety, and security across a range of military and intelligence community systems.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. We seek experienced reverse engineers and developers who will build inventive cyber capabilities leveraging novel reverse engineering and exploitation techniques.
Johns Hopkins Applied Physics Laboratory (APL)
$85000 - $195000
Laurel, MD
You will work in a teamed environment to analyze live tactical sensor data; identify and solve problems that impact mission requirements; compare to physics-based simulations that provide unprecedented realism and new levels of understanding of system performance in operationally realistic environments in the presence of the world's most challenging threats. APL 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.
PlanIT Group
Washington, DC
Experience with creating and improving automation scripts across multiple technical stacks using Python, • Experience with troubleshooting and resolving issues related to both open source and commercial tools in public cloud environments. • Experience with AWS & Azure & the development of tools and processes to drive DevSecOps maturity by automating builds, regression testing, monitoring, and pushing releases across environments.
PlanIT Group
Washington, DC
A 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. List of tasks to be performed: • Review test requirements, specifications, and documentation to prepare and manage test data for each release.
MedStar Health
$26.86 - $40.55
Washington, DC
Under the general direction of the Clinical Engineering leadership team the Clinical Engineering Technician I as an entry-level technician maintains clinical equipment through the effective use of the medical equipment management plan and all medical equipment policies and procedures and manufacturer or alternative equipment maintenance (AEM) specifications. Performs a variety of routine tasks associated with the installation testing maintenance calibration and repair of a limited scope of medical equipment and systems.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
APL 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. You will work with a small team of engineers and scientists on multiple concurrent projects to collect, analyze, document and monitor requirements that fuel the engineering development cycle.
PlanIT Group
Silver Spring, MD
Translates high level product development strategies into system requirement specifications and works with other engineering disciplines to develop lower level detailed implementation requirements. • Translates high level product development strategies into system requirement specifications and works with multi-discipline engineering teams to develop lower level detailed requirements.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
You will work with a team from government, industry, and academia to develop performance specifications, lead technical studies, and develop systems engineering products for emerging maritime programs, to include autonomous undersea vehicles (AUVs). Collaborate with multiple DoD system partners to evaluate current strategies, risks, and opportunities to develop and implement T&E strategies that refine/improve their programs and missions.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
APL 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.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. APL 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.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
Can demonstrate proficiency in using modeling tools and software, such as Cameo Systems Modeler, Sparx Enterprise Architect, Capella, Visual Paradigm, or IBM Engineering Systems Rational Rhapsody. APL 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.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
Our dedicated team of engineers and analysts apply multidisciplinary fields such as sensor and data fusion, signal and image processing, operations research, applied physics, and artificial intelligence to build systems that automatically or autonomously orchestrate sensors, process data into information, and make intelligent inferences and predictions about complex threats and environments. As a Modeling and Simulation Engineer / Analyst for ISRT and BMC2 Applications: Your primary responsibility will be to contribute to teams developing mathematical / physics-based models, simulations, analytical methods and tools using Python, MATLAB, government software like AFSIM and other internal M&S tool-sets.
System One
$115000 - $120000
Merrifield, VA
System One IT is staffing a direct hire opening for a Linux/Windows Systems Engineer with a respected systems integrator, supporting a federal end customer in Fairfax, VA. Windows system administration tasksScripting – able to create & maintain scripts files (.BAT, VBS) as needed to automate system functions and monitoring.
System One
Alexandria, VA
Bachelor’s degree or higher in Civil Engineering (Structural focus) or Architectural Engineering from an ABET-accredited program. We’re looking for a Structural Project Engineer to join a dynamic, employee-owned architecture and engineering team that values innovation, collaboration, and professional growth.
Leidos
$154050 - $278475
Annapolis Junction, MD
The selected individual will lead all security engineering efforts for a large, complex network environment with geographically distributed systems; and will manage a team of Information Systems Security Officers (ISSOs) and Information Systems Security Engineers (ISSEs), providing technical leadership and direction to meet program requirements. At least twelve years of experience with defense-in-depth principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development.
Johns Hopkins Applied Physics Laboratory (APL)
$105000 - $290000
Laurel, MD
The Electro Optical Seeker and Infrared Systems group (A1F) of the Air and Missile Defense Sector (AMDS) is seeking a Senior Embedded Systems & Hardware-in-the-Loop Engineer to lead the architecture and implementation of complete embedded systems, custom electronics hardware, FPGA firmware, real-time embedded software, and sophisticated HWIL test systems. APL 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.
Johns Hopkins Applied Physics Laboratory (APL)
$100000 - $245000
Laurel, MD
Our engineers and analysts apply a wide-range of disciplines such as sensor and data fusion, signal and image processing, operations research, applied physics, and artificial intelligence to build systems that automatically or autonomously orchestrate sensors, process data into information, and make intelligent inferences and predictions about complex threats and environments. Have domain knowledge in ISR processes, systems, platforms, and sensors used by the US military and intelligence community; Navy and Air Force kill chain concepts; targeting, C2, and mission planning processes and tools; threat systems, weapon platforms and systems, and communications networks.
Whitman, Requardt & Associates, LLP
Fairfax, VA
A 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. We are seeking the very best and most talented to join our team - help us take on challenges, develop vision solutions, and innovate and design the infrastructure of the future that will transform the world!
Nesco Resource
$64.73 - $71.92
Ashburn, VA
ICW site Facility Managers, Responsible for managing maintenance work order and asset tracking software, including uploading new work orders and processes as required. ICW associated site Facility Manager, Lead Root Cause Analysis (RCAs) efforts for applicable problems and malfunctions involving critical infrastructure.
PlanIT Group
Washington, DC
Leads a group of engineers, analysts, and/or technicians assigned for the duration of a project or may function as ongoing lead within a group of engineers associated with one or more technical areas within the telecom function (such as, but not limited to, network design, engineering, implementation, or operations/user support). • Ability to develop functional requirements specifications, data mappings, function mapping, setting of configuration tables and setting of transaction/control tables.
System One
Merrifield, VA
A minimum of 8 -10 years distributed application programming experience in one or more of the following technologies: Java, J2EE, service-oriented architecture(SOA), middleware, integration technologies, and frameworks like JSP, JSTL, JMS, JNDI, JDBC, JAXB, Struts, Hibernate, Maven, log4j and JUnit. We are looking for candidates with a 8-10 years of hands on Java development, Java Web Services WSDL, DB2 or SQL Server or Oracle, mainframe systems, data migration and mapping to Cloud solutions, SFTP and Data File Transfers and experience with Automated testing frameworks.
Johns Hopkins Applied Physics Laboratory (APL)
$105000 - $290000
Laurel, MD
We are seeking a dynamic, creative, and analytical candidate to help us assess the design and influence the capability development of the U.S. Navy's Maritime Surveillance Systems (MSS) Low Frequency Active (LFA), Compact LFA (CLFA), and prototype Deployable Active Systems. Liaise between JHU/APL, acquisition sponsors (PMS 485), and fleet operational commands to inform future development decision-making and optimize operational utility and MSS LFA, CLFA and prototype Deployable Active Systems employment.
Ofinno
Reston, VA
As a Senior Staff Software Engineer in the Advanced Media Lab, you will drive industry enablement for 3D Gaussian Splatting (3DGS) by productizing 3DGS into a developer-friendly SDK and integrating it with MPEG V-PCC and/or G-PCC workflows and widely used open-source multimedia frameworks (e.g., FFmpeg). As a Senior Staff Software Engineer in 3DGS enablement, you will:Design and build a 3DGS SDK (APIs, modular architecture, documentation, examples) that enables downstream teams and customers to integrate 3DGS capabilities reliably.
Alarm.com
Tysons, VA
Our comprehensive suite of solutions—including security, video surveillance, access control, active shooter detection, intelligent automation, energy management, and wellness—is delivered exclusively through a trusted network of thousands of professional service providers and commercial integrators across North America and worldwide. We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies.
Alarm.com
McLean, VA
We collect and use those categories of Personal Information about you for human resources and other business management purposes, including identifying and evaluating you as a candidate for potential or future employment or future positions, recordkeeping in relation to recruiting and hiring, conducting criminal background checks as permitted by law, conducting analytics, and ensuring compliance with applicable legal requirements and Company policies. Feature and Product Development: Implement robust features and products by combining modern AI-driven processes with traditional full-stack development practices, addressing backend services, websites, external-facing APIs, and database-related tasks.
SentinelOne
$148000 - $190000
Washington, DC
Your primary customers will be fellow SentinelOne developers who rely on our department's key services, including API strategy and tooling, workflow orchestration, shared services & frameworks, data exports, asynchronous data sync, usage metering, and more. Common Services and Frameworks: Design and optimize common services, frameworks, and libraries with a focus on performance, security, reliability, and excellent developer experience.
QXO
$160000 - $288000
Herndon, Virginia
QXO
$160000 - $288000
Herndon, Virginia
Redwire Defense Tech
$148000 - $215000
Chantilly, VA
Your code will enable users to monitor health and status of the aircraft and manage vehicle flight paths to meet their mission objectives while balancing aircraft performance constraints, airspace constraints, dynamic weather conditions, datalink limitations, threat avoidance, and coordination with external entities. Coordinate with operational users and the flight test team to respond to emerging operator needs and identify opportunities to expand the capabilities of the GCS software to reduce operator workload, increase mission success, and maximize flight safety .
VTG
Manassas, Virginia
Overview: VTG is seeking a Staff I Software Engineer with specific skills to optimize our Python-based software for modeling sonar array performance and other tactical use cases. Conceive, develop, and evaluate novel engineering solutions to address the unique requirements.
SHLD, Inc.
Herndon, VA
For Senior Principal level: A Bachelor's degree with 9+ years of relevant experience; OR a Master's degree with 7+ years of relevant experience; OR a PhD with 4+ years of relevant experience an additional 4 years of experience may be considered in lieu of a degree requirement. For Staff level: A Bachelor's degree with 14+ years of relevant experience; OR a Master's degree with 12+ years of relevant experience; OR a PhD with 9+ years of relevant experience an additional 4 years of experience may be considered in lieu of a degree requirement.
SHLD, Inc.
Herndon, VA
For Senior Principal level: A Bachelor's degree with 9+ years of relevant experience; OR a Master's degree with 7+ years of relevant experience; OR a PhD with 4+ years of relevant experience an additional 4 years of experience may be considered in lieu of a degree requirement. For Staff level: A Bachelor's degree with 14+ years of relevant experience; OR a Master's degree with 12+ years of relevant experience; OR a PhD with 9+ years of relevant experience an additional 4 years of experience may be considered in lieu of a degree requirement.
Raft Company Website
Herndon, VA
Our team is rapidly growing and looking for an experienced Staff Machine Learning Software Engineer to support our customers and join our passionate team of high-impact problem solvers. Your primary responsibility will be to act as the bridge between the internal product team and customer deployments, understanding the data and ecosystem to which the product will be deployed, the deployment itself, and leading the development and execution of the future road map for your specific customer.
Xometry
North Bethesda, MD
Xometry's digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity. The estimated base salary range for new hires into this role is $140,000- $230,000 annually + annual bonus depending on factors such as job-related skills, relevant experience, and location.
Reston, VA
We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. We focus on helping United States public sector institutions accelerate their digital transformations, and we continue to make significant investments and grow our team to meet the complex needs of local, state and federal government and educational institutions.
Lockheed Martin
Fort Meade, MD
The following are the primary functions of the position: ● Provides concise explanation of developed models to allow other team members to understand/utilize models or algorithms for processing signals of interest. The successful candidate will provide SIGINT Development (SIGDEV) analytic support, analyze signals of interest, and design software modules for advanced signal processing.
Viasat, Inc.
$165000 - $260500
Germantown, Maryland
For specific work locations within San Jose, the San Francisco Bay area and New York City metropolitan area, the base pay range for this role is $205,000.00- $307,000.00/ annually : At Viasat, we consider many factors when it comes to compensation, including the scope of the position as well as your background and experience. What you'll do: The ViaSat Access Edge Terminal Software team is responsible for the design, development, delivery and support of software running on embedded satellite terminal products (Ka-band, L-band, 5G) that are used in aviation, maritime, residential and other markets.
Northstrat
Sterling, VA
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. 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.
RSEKURE
Chantilly, VA
To successfully perform the essential functions of the job, the employee needs to be able to sit at a workstation for extended periods; use hand(s) to handle or feel objects, tools, or controls; reach with hands and arms; talk and hear; see to read printed materials and computer screens; mobility to work in a typical office setting. The ideal candidate will possess deep expertise in AWS cloud services, full-stack development, and Agile methodologies, and will collaborate closely with programmers and functional users to deliver robust technical solutions.
RSEKURE
Chantilly, VA
To successfully perform the essential functions of the job, the employee needs to be able to sit at a workstation for extended periods; use hand(s) to handle or feel objects, tools, or controls; reach with hands and arms; talk and hear; see to read printed materials and computer screens; mobility to work in a typical office setting. RSekure employees work alongside their civilian and military counterparts in the federal government to find creative, innovative solutions to today's problems.
Trusted Space, LLC
$165000 - $200000
Washington DC, DC
Our diverse talented staff of scientists, engineers, and business professionals support critical missions including Space Domain Awareness, Battlespace Awareness & Decision Support, Space Exploration & Science, and the establishment of core Space Infrastructure. DISCLAIMER: Trusted Space, Inc. only uses the respective domains of trustedspace.com and trustedspace.us for official contact and any other domains are likely a scam and do not originate from our company.
Umbra
$150000 - $190000
Arlington, VA
Design, build, test, and maintain applications that support satellite operations, including mission scheduling, spacecraft command, telemetry, and mission data pipelines, automation of spacecraft operations, and anomaly detection and response. To comply with federal export controls, all persons hired must be a U.S. citizen, U.S. national, U.S. lawful permanent resident, refugee or asylee as defined by 8 U.S.C. § 1324b(a)(3), or must otherwise be eligible to obtain the required authorizations from the U.S. Department of State and/or U.S. Department of Commerce as applicable.
Human Resources Research Organization
$100000 - $155000
Alexandria, VA
The Human Resources Research Organization (HumRRO) is a non-profit leader in developing high-impact services and products in the arenas of employment, military, student testing, and professional credentialing and licensure. You will be a senior member of a software engineering team focused on developing applications and delivering projects that support measuring human capabilities and that advance assessment science and practice.
HireTalent
McLean, VA
The ideal candidate is a seasoned technologist who balances technical depth with leadership breadth, mentors engineers, drives architectural decisions, and leverages cutting-edge technologies including AI to enhance both team productivity and product capabilities. Leadership Experience: 10+ years in software engineering with 3+ years in technical leadership or lead engineer roles demonstrating team mentorship and architectural decision-making.
Mozilla
Washington DC, DC
This role works on complex and ambiguous technical problems, leads significant mobile initiatives, and contributes to architectural decisions in collaboration with other senior engineers and engineering leadership. The ideal candidate demonstrates deep mobile expertise, collaboration with engineering leadership and peers, ownership of technical decisions, and the ability to influence, mentor, and guide the work of other engineers.