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TCG is recognized for treating employees well, in fact, in 2025 The Washington Post named TCG as a "Top Workplace" for the eleventh straight year based on how our employees feel about the company, the benefits TCG offers, and the work/life balance that our staff achieves. Collaborate with project team members, technical stakeholders, and end users to clarify requirements, evaluate proposed solutions, and ensure converted services meet operational needs.

YEAR

TCG Inc

Senior Software Engineer-4264206

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For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Our division primarily focuses on research & development and advanced prototyping, transforming state-of-the-art signal processing algorithms into real-time software systems deployed on advanced RF platforms.

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc

Senior Software Defined Radio (SDR) Engineer

This role offers a rare opportunity to join the organization during a pivotal period of growth and transformation, helping build and support technology platforms, software solutions, and digital capabilities that will position the company for long-term success while serving critical government and commercial missions around the world. This role works closely with software developers, product owners, business analysts, and business stakeholders to identify defects, validate requirements, and support the delivery of high-quality technology solutions.

When you become part of the When you become part of the KBR team, your opportunities are endless. As a leading global technology, engineering, procurement and construction company serving the hydrocarbons and government services industries. For decades it has been the company that customers turn to for their most challenging assignments.
 
With operations in 40 countries, KBR has more than 25,000 people delivering services to customers in over 70 countries. Together they represent an unmatched reservoir of talent and experience in a wide range of markets.
 
Whatever the assignment, no matter how complex or demanding, KBR can marshal resources across every product line to respond quickly and effectively to changing markets and customer needs.
 
Whether it's providing the technology and consulting know-how to develop our customers' valuable assets; designing and constructing the infrastructure and facilities to develop energy resources in some of the world's more remote and challenging locations; providing support and services for men and women of their countries' armed forces; or navigating the intricacies of undertaking major projects in geopolitically or culturally sensitive environments, our clients depend on KBR because they know that We Deliver.
 
Join us and you'll be part of a dynamic, elite team of professionals who understand what it takes to get a job done and has the experience, knowledge and determination to succeed.”

KBR Inc

Software Test Engineer

In this role, the Senior Engineer will leverage expertise in cloud-native solutions and modern web architectures to lead the integration of cutting-edge Artificial Intelligence (AI) and Machine Learning (ML) capabilities into our product suite. Key Responsibilities: AI/ML & Cloud Integration: Architect and deploy intelligent features using Cloud AI services, with a strong focus on building generative AI workflows, retrieval-augmented generation (RAG), and agentic pipelines.

The Informatics Applications Group Inc

Senior AI-ML Integration Software Engineer

To be successful in the area, you will need to have (and continue to build) a broad and in-depth knowledge base on cloud infrastructure, privacy, and governance, compliance controls, data security and data residency in various aspects of Snowflake. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset - who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results.

Snowflake Inc

Senior Software Engineer - NatSec

FULL_TIME

The Software & Data Engineer will work within an established development team to enhance a service-based web application, develop data ingestion and processing capabilities, integrate external APIs, and maintain supporting database and infrastructure components. Overview: We are seeking an experienced Software & Data Engineer to support the maintenance, enhancement, and continued development of an existing social media data exploitation platform.

SME Software / Data Engineer

[AW]-iCims

This is not a siloed front-end or back-end role, you will work across the stack on non-recurring engineering (NRE) projects, taking experimental concepts to operational deployment, and rapidly prototyping features based on specific USG mission needs. MVP & Prototype Development: Rapidly build end-to-end minimum viable products (MVPs), APIs, and experimental features to test directly with USG customers for fast feedback loops.

Software Engineer

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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. This role involves building and maintaining highly used and critically important cloud-native microservices based applications that provide Situational Awareness and Collaboration capabilities.

CACI provides information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. A member of the Fortune 1000 Largest Companies, the Russell 2000 Index, and the S&amp;P SmallCap 600 Index, CACI provides dynamic careers for over 15,800 employees working in over 120 offices worldwide. Visit <a href="http://www.caci.com" target="_blank" itemprop="url" mns_rt="Company">www.caci.com</a>. 
 
 We strive to sustain a corporate culture based on integrity - one that's focused on treating customers ethically and making their priorities our priorities. We pride ourselves in finding and hiring people with the highest intellectual capital, and providing them with challenging opportunities and encouraging their innovation and initiative.

CACI

Full Stack Software Engineer, Mid level

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AI & Machine Learning Integration: Assist in connecting AI/ML models, cognitive services, vector databases, and Large Language Model (LLM) APIs into core analytics workflows under the guidance of senior technical staff. Data Processing & Backend Systems: Support the implementation of resilient data processing pipelines, event-driven components, and APIs designed to handle high-throughput cyber datasets.

Red Horse Corporation Ltd.

Cloud Software Engineer (Full-Stack and AI) - Junior Level

The compensation for this position is the range Slate reasonably and in good faith expects to pay for the position taking into account the wide variety of factors that are considered in making compensation decisions, including job-related knowledge; skillset; experience, education and training; certifications; work location; and other relevant business and organizational factors. We’re building a direct-to-consumer EV brand from the ground up, and our software connects customers to their Slate at every step, from discovering and customizing their vehicle to managing their ownership journey.

Re:Car

Software Engineer II

To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data.

Muon Space inc

Staff Software Engineer, Government Programs

Onsite : If this position is listed as onsite, work will primarily be performed full-time at a 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.

Booz Allen is an advanced technology company. We build commercial-grade products and solutions for America’s most critical defense, civil, and national security priorities.

Booz Allen Hamilton

Software and Systems Engineer, Mid

Required experience/education: 8+ years of experience and bachelor's degree Description As a full stack developer on our team, you'll develop, integrate, test, and maintain software capabilities from requirements through production delivery. Position: Full Stack Software Engineer LCAT: Mid Data Engineer (Software Development) Location: DIA HQ, Washington, DC Required clearance and polygraph: Active TS/SCI and CI polygraph.

Nalley Consulting

Full Stack Software Engineer - Sr

Onsite: If this position is listed as onsite, work will primarily be performed full-time at a 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.

Booz Allen Hamilton Inc.

Software And Systems Engineer, Mid

Founded in 1999, Cvent delivers a comprehensive event marketing and management platform for marketers and event professionals and offers software solutions to hotels, special event venues and destinations to help them grow their group/MICE and corporate travel business. The estimated base salary range for new hires into this role is $120,000 - $150,000 annually + bonus depending on factors such as job-related knowledge, relevant experience, and location.

Cvent, Inc.

Senior Software Engineer

Advanced AI, GenAI & Multi-Model Engineering: Multi-model and multi-modality orchestration (reasoning, perception, memory, tool execution); Temporal, spatial, geographic, quantitative, and computer vision AI implementation; Named Entity Recognition (NER), contextual entity extraction, and resolution; Multi-step retrieval and structured output generation; Complex data parsing and streamlined ingestion; Deep source citation and traceable analytic outputs. The pay range for the states of California, Colorado, Connecticut, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Ohio, Vermont, Virginia, Washington, and the District of Columbia is: $100,200—$203,400 USD What We Believe As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people.

Accenture Federal Services

Software Engineer- Senior

GreenHouseAPI

You will contribute across the full software lifecycle—from developing scalable backend services and integrating modern Artificial Intelligence (AI/ML) workflows to building responsive, intuitive web user interfaces for analysts and end-users. To support this mission, our Cyber Analytics team is seeking a Cloud Software Engineer (Full-Stack and AI) – Mid-Level to play a key role in building, optimizing, and deploying enterprise-scale, AI-enabled data processing and visualization systems.

Redhorse Corporation

Mid Level Cloud Software Engineer

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Responsible for designing, developing, and deploying secure, scalable applications that integrate agentic artificial intelligence, large language models (LLMs), knowledge graphs, and traditional enterprise software within Department of Defense (DoD) environments. Working directly with other engineers, architects, data scientists, analysts, and mission users, the Full Stack Developer will deliver agentic AI and knowledge graph features culminating in an enterprise-level analytics platform.

Full Stack Software Engineer

The pay range for the states of California, Colorado, Connecticut, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Ohio, Vermont, Virginia, Washington, and the District of Columbia is: $165,500—$334,200 USD What We Believe As a company wholly dedicated to serving the US federal government, we bring together the best talent to help reinvent how federal agencies operate and deliver greater value for their mission and the American people. As required by local law, Accenture Federal Services provides reasonable ranges of compensation for hired roles based on labor costs in the states of California, Colorado, Connecticut, Hawaii, Illinois, Maine, Maryland, Massachusetts, Minnesota, New Jersey, New York, Ohio, Vermont, Virginia, Washington, and the District of Columbia .

Software and Systems Engineer SME

Bcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions. Configure, deploy, and troubleshoot OGC-compliant web services (WMS, WFS, WMTS, WCS, and OGC API – Features) to support cross-platform data interoperability and client-side consumption.

Software Design Engineer Jobs in Manassas, VA

Senior Software Engineer-4264206 TCG Inc

Senior Software Defined Radio (SDR) Engineer Leidos Holdings Inc

Software Test Engineer KBR Inc

Senior AI-ML Integration Software Engineer The Informatics Applications Group Inc

Senior Software Engineer - NatSec Snowflake Inc

SME Software / Data Engineer VTG

Software Engineer HEO

Full Stack Software Engineer, Mid level CACI

Cloud Software Engineer (Full-Stack and AI) - Junior Level Red Horse Corporation Ltd.

Software Engineer II Re:Car

Staff Software Engineer, Government Programs Muon Space inc

Software and Systems Engineer, Mid Booz Allen Hamilton

Full Stack Software Engineer - Sr Nalley Consulting

Software And Systems Engineer, Mid Booz Allen Hamilton Inc.

Senior Software Engineer Cvent, Inc.

Software Engineer- Senior Accenture Federal Services

Mid Level Cloud Software Engineer Redhorse Corporation

Full Stack Software Engineer Redhorse Corporation

Software and Systems Engineer SME Accenture Federal Services

Geospatial Systems Software Engineer teKnoluxion

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