Backend Software Developer
Web developer job in Reston, VA
Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor 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. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world.
To be eligible for this position, you must be a U.S. Person, defined as a U.S. citizen, permanent resident, Asylee, or Refugee.
Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status.
Export Control/ITAR:
Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
Please review the job details below.
This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI Polygraph.
The Back-end Developer will work independently and as part of a cross-functional team comprised of technical experts supporting an established and growing Intelligence Community (IC) mission. You will need to quickly understand complex technical concepts, make assessments, and articulate your recommendations to the customer. Previous experience working on-site to support the Department of Defense (DoD) and the Intelligence Community (IC) is highly desirable.
Responsibilities:
Enable the development of system architectures, software systems, or software applications. Focus of work will primarily be back-end development.
Develop new software from algorithm definitions and prototypes.
Work with program teams to plan future operations.
Practice and improve on agile development methodologies and tools.
Work in a collaborative environment to support sensor system design and fielding, special communications, and C2.
Work with a multi-disciplinary team to compile complex products to inform leadership on technical risks and chances for success of projects.
Brief customer project, program and senior leadership, as well as mission partners on modeling efforts, results, conclusions and recommendations.
Minimum Qualifications:
Must have active TS/SCI security clearance with CI Polygraph.
Bachelor's degree in engineering, sciences, Computer Science, Physics, Applied Mathematics, or related technology field. 4 additional years of experience may be substituted in lieu of a degree.
6 years of relevant experience in software development, technology, engineering and/or science.
Strong programming skills in C++, Java, Lambda, Go, AWS, etc.
Experience creating task based native software
Experience with algorithms, RESTful APIs, RESTful Web Services, Orchestration and Containerization (e.g. Kubernetes, Docker)
Ability to communicate highly technical analyses at a level comprehensible to non-technical audiences and senior-level government representatives.
Expert knowledge and use of Microsoft Word, Excel, and PowerPoint.
Preferred Qualifications:
Experience working with High Performance Computing (HPC) and/or distributed computing systems
Experience with Digital Signal Processing, Image Processing, Matlab
Knowledge in Synthetic Aperture Radar (SAR), Electro-Optical (EO), Geographic Information Systems (GIS), Geospatial Data.
Experience with ArcGIS, ERDAS Imagine, STK, SIMDIS, Global Mapper, ENVI, QT Modeler and/or SocetGXP.
Advanced education in Math, Physics.
Experience working on-site at a customer location.
Experience working in DOD / IC.
Demonstrated ability to work effectively as a lead or within a team of peers, as well as excellent interpersonal and communications skills.
Pay Transparency: In support of pay transparency at Vantor, we disclose salary ranges on all U.S. job postings. The successful candidate's starting pay will fall within the salary range provided below and is determined based on job-related factors, including, but not limited to, the experience, qualifications, knowledge, skills, geographic work location, and market conditions. Candidates with the minimum necessary experience, qualifications, knowledge, and skillsets for the position should not expect to receive the upper end of the pay range.
● The base pay for this position within the Washington, DC metropolitan area is: $137,000.00 - $228,000.00 annually.
For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range.
Benefits: Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life. You can find more information on our benefits at: ******************************
Additionally, this position is incentive eligible with a target based on contribution, company performance, and/or individual results achieved; the specific incentive plan and target amount will be determined based on the role and breadth of contributions.
The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire.
The date of posting can be found on Vantor's Career page at the top of each job posting.
To apply, submit your application via Vantor's Career page.
EEO Policy: Vantor is an equal opportunity employer committed to an inclusive workplace. We believe in fostering an environment where all team members feel respected, valued, and encouraged to share their ideas. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender identity, sexual orientation, disability, protected veteran status, age, or any other characteristic protected by law.
Senior CNO Developer
Web developer job in Annapolis, MD
MANTECH seeks a motivated, career and customer-oriented Senior CNO Developer to join our team in Annapolis Junction, Maryland.
We're looking for a Senior Capability Developer to join our elite team. In this role, you'll apply your deep technical expertise to analyze, reverse-engineer, and develop mission-critical capabilities that directly support national security objectives. You will be a key player in a fast-paced environment, tackling unique challenges at the intersection of hardware, software, and embedded systems.
Responsibilities include but are not limited to:
Develop custom software tools and applications using Python, C, and Assembly, focusing on embedded and resource-constrained systems.
Conduct rigorous code reviews to ensure the quality, security, and performance of developed software.
Reverse engineer complex hardware and software systems to understand their inner workings and identify potential vulnerabilities.
Perform in-depth vulnerability research to discover and analyze weaknesses in a variety of targets.
Collaborate with a team of skilled engineers to design and implement innovative solutions to challenging technical problems.
Minimum Qualifications:
Bachelor's degree and 12 years of experience; or, a high school diploma with 16 years of experience; or, an Associate's degree with 14 years of experience. A Master's degree may substitute for 2 years of experience, and a PhD may substitute for 4 years of experience.
Must have 7 years of position-relevant work experience
Proficiency in programming and application development.
Strong scripting skills, particularly in Python, C, and Assembly.
Deep expertise in managing, configuring, and troubleshooting Linux.
Experience in embedded systems.
Experience in reverse engineering and vulnerability research of hardware and software.
Experience in code review.
Preferred Qualifications:
Experience in CNO (Computer Network Operations) Development.
Experience in virtualization.
Knowledge of IoT (Internet of Things) devices.
Experience with Linux Kernel development and sockets.
Knowledge of integrating security tools into the CI/CD (Continuous Integration/Continuous Delivery) pipeline.
Networking skills.
Clearance Requirements:
Must have a current/active Top Secret/SCI clearance.
Physical Requirements:
The person in this position must be able to remain in a stationary position 50% of the time. 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
Forward Deployed Software Engineer I
Web developer job in Herndon, VA
Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor 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. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world.
To be eligible for this position, you must be a U.S. Person, defined as a U.S. citizen, permanent resident, Asylee, or Refugee.
Note on Cleared Roles: If this position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status.
Export Control/ITAR:
Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
Please review the job details below.
Vantor is seeking a mission driven Forward Deployed Software Engineer to support new US Army Programs with novel 3D software solutions. This individual will act as a technical bridge between our engineering teams and end users, integrating our software alongside partner capabilities, engaging with customer environments, learning the systems inside and out, and shaping real-world solutions in direct collaboration with the customer.
You'll be hands-on with Vantor's advanced 3D capabilities, integrating and optimizing our technology in new ways to meet the fast-paced, dynamic needs of warfighters prototyping new Army functions. This role demands technical adaptability, strong communication skills, and a proactive mindset to solve challenges in the field and provide immediate feedback to internal teams.
Responsibilities:
Deploy to CONUS customer locations to support US Army operational needs, training, and mission exercises.
Rapidly learn and troubleshoot the Vantor tech stack, with emphasis on geospatial platforms, data integration, and rapidly enabling end-user workflows.
Serve as a liaison between Vantor's product teams and Army end users, providing real-time feedback and shaping development roadmaps.
Collaborate with cross-functional teams (Product, Engineering, PMO) to deliver customer-specific configurations and technical solutions.
Support fielding, onboarding, and adoption of new capabilities.
Translate complex customer needs into actionable technical requirements.
Provide technical demos, documentation, and hands-on training.
Maintain a high standard of cybersecurity, data integrity, and operational discipline in line with DoD requirements.
Minimum Qualifications:
Bachelor's degree in Computer Science, Engineering, or related technical field (or equivalent experience).
Secret Clearance (Ability to obtain TS/SCI).
2+ Years Relevant Experience.
Proficient in one or more languages: Python, JavaScript, Go, C++, or similar.
Comfort with Linux-based systems, cloud architectures, and containerized deployments (Docker, Kubernetes, etc.).
Experience supporting or interacting with DoD programs, ideally in a forward or fielded capacity.
Strong communication skills with ability to build trust across technical and non-technical stakeholders.
Ability to travel up to 25-50% and support occasional after-hours mission requirements.
Preferred Qualifications:
Prior experience supporting Army or joint tactical missions.
Familiarity with GIS, 3D terrain, or mission command platforms.
Understanding of cybersecurity standards (e.g., RMF, CMMC).
Current or prior military service or operational support background.
Pay Transparency: In support of pay transparency at Vantor, we disclose salary ranges on all U.S. job postings. The successful candidate's starting pay will fall within the salary range provided below and is determined based on job-related factors, including, but not limited to, the experience, qualifications, knowledge, skills, geographic work location, and market conditions. Candidates with the minimum necessary experience, qualifications, knowledge, and skillsets for the position should not expect to receive the upper end of the pay range.
● The base pay for this position within the Washington, DC metropolitan area is: $90,000.00 - $150,000.00 annually.
For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range.
Benefits: Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life. You can find more information on our benefits at: ******************************
The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire.
The date of posting can be found on Vantor's Career page at the top of each job posting.
To apply, submit your application via Vantor's Career page.
EEO Policy: Vantor is an equal opportunity employer committed to an inclusive workplace. We believe in fostering an environment where all team members feel respected, valued, and encouraged to share their ideas. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender identity, sexual orientation, disability, protected veteran status, age, or any other characteristic protected by law.
GIS Backend Developer
Web developer job in Washington, DC
Job Title: GIS Backend Developer
Terms: Long-term Contract
TS/SCI US Security Clearance
What You Will Do:
Design, develop, and maintain backend services for enterprise-level GIS applications
Collaborate with frontend developers, QA, business analysts and architects to deliver spatial-data-driven capabilities.
Follow secure-coding practices and compliance standards when managing spatial data and backend services.
Requirements:
3-5 professional experience designing, implementing, administrating and maintaining enterprise GIS systems (PROD and DEV)
Broad system administration experience on Windows and/or Linux
Experience with at least one RDBMS, including SQL query writing (such as SQL Server, Oracle, PostgreSQL)
Experience with Esri software including ArcGIS Enterprise and Portal for ArcGIS and their associates APIs or interfaces
Working knowledge of at least one scripting or programming language (such as Python, PowerShell, Javascript, C#)
Familiarity with network concepts and topics (such as domains, directories, DNS, HTTPS, firewalls, proxies, load-balancing)
Familiarity with authentication concepts and topics (such as SAML, Web Tier, OIDC)
Familiarity with cloud-based system operations (SysOps)
TS/SCI US Security Clearance
Bachelor's in Computer Science, Mathematics, Geographic Information Systems (GIS) or STEM related field
Recommended Qualifications
Master's in Computer Science, Mathematics, Geographic Information Systems (GIS) or STEM related field
One or more industry-standard IT certifications (such as Esri, CompTIA, Microsoft, Amazon)
Experience with Esri software including ArcGIS Pro, ArcGIS Notebook Server, ArcGIS Monitor and their associates APIs or interfaces
About Seneca Resources:
At Seneca Resources, we are more than just a staffing and consulting firm-we're a trusted partner in your career journey. With clients ranging from Fortune 500 companies to government agencies, we match professionals with impactful roles that align with their skills and ambitions.
When you work with Seneca, you receive:
Competitive compensation and benefits
Comprehensive health, dental, and vision insurance
401(k) retirement plans
A dedicated team that advocates for your success and growth
We invest in your future and celebrate your accomplishments.
Seneca Resources is an Equal Opportunity Employer. We are committed to building a diverse, inclusive workplace and welcome applicants from all backgrounds, experiences, and identities to apply.
Java Full Stack Developer
Web developer job in McLean, VA
Role: Senior Java Developer
Duration: 6+ Months
Must Have Qualifications: 5+ years of relevant experience. Must have strong experience with Java, SQL, Unix shell scripting, Angular and Python. Able to work independently and communicate effectively with teams. This role requires someone who can take initiative, mentor others, and deliver high quality solutions.
Job Requirements
Bachelor's degree in computer science or engineering, or equivalent experience; advanced studies/degree preferred.
5+ years of experience in delivering solutions using SDLC and 2-3 years of experience working in modernized development teams.
2+ years' experience working with complex SQL queries and Unix environment
#LI-CGTS
#TS-7652
Java Full Stack Developer (Federal Government Project)
Web developer job in Washington, DC
Experience:
4-6 years of professional software development experience
Technical Expertise:
Strong full-stack development experience with Java and React
Proficient in Python scripting
Hands-on experience with AWS cloud services
Solid understanding of infrastructure, systems, and networking concepts
Familiarity with Kubernetes (hands-on experience is a plus)
Core Competencies:
Exceptional analytical and problem-solving abilities
Ability to learn new technologies and applications rapidly
Self-directed with strong initiative and independence
Quick learner who can decode complex systems efficiently
Education
Bachelor's degree in Computer Science (preferably from a top-tier institution)
Application Developer
Web developer job in Herndon, VA
Remote: No
Gridiron IT is seeking a Application Developer to support a federal program in Springfield or Herndon, VA. Build and maintain web applications and APIs with geospatial data processing capabilities
Develop data pipelines and integration workflows to transform and deliver spatial information
Collaborate with cross-functional teams to implement features, optimize performance, and deploy applications
Required Skills:
TS/SCI with CI Poly required with current Customer eligibility and SBU/SECNet/COE accounts
Must be willing to work in SCIF daily or as needed
Must have at least 7 years of application development experience
Proficient in Python with modern frameworks
Experience with geospatial libraries and spatial databases
Understanding of coordinate systems, projections, and geospatial file formats
Experience with API documentation and authentication
Ability to integrate third-party APIs and handle data transformations
Experience with Python testing frameworks and best practices
Familiarity with version control (Git) and CI/CD concepts
Knowledge of vector and raster data processing techniques
Preferred Qualifications:
3+ years of MLOps and ML pipeline automation
Experience with ML workflow orchestration (Kubeflow, MLflow, Airflow)
Automated model retraining and deployment pipelines
ML experiment tracking and model registry management
Advanced containerization and orchestration for ML workloads
Docker optimization for ML inference containers
Kubernetes/EKS experience for ML workload management
GPU resource management and optimization
Database and data pipeline expertise
Feature store implementation and management
Real-time feature serving and batch processing pipelines
Performance optimization for ML data workflows
Monitoring and observability for ML systems
Model drift detection and data quality monitoring
Custom metrics for ML-specific KPIs (inference latency, model accuracy)
Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information.
Compensation and Benefits
Salary Range: $180,000-$250,000 (Compensation is determined by various factors, including but not limited to location, work experience, skills, education, certifications, seniority, and business needs. This range may be modified in the future.)
Benefits: Gridiron offers a comprehensive benefits package including medical, dental, vision insurance, HSA, FSA, 401(k), disability & ADD insurance, life and pet insurance to eligible employees. Full-time and part-time employees working at least 30 hours per week on a regular basis are eligible to participate in Gridiron's benefits programs.
Gridiron IT Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status or disability status.
Gridiron IT is a Women Owned Small Business (WOSB) headquartered in the Washington, D.C. area that supports our clients' missions throughout the United States. Gridiron IT specializes in providing comprehensive IT services tailored to meet the needs of federal agencies. Our capabilities include IT Infrastructure & Cloud Services, Cyber Security, Software Integration & Development, Data Solution & AI, and Enterprise Applications. These capabilities are backed by Gridiron IT's experienced workforce and our commitment to ensuring we meet and exceed our clients' expectations.
Solution Architect / Application Architect
Web developer job in McLean, VA
Immediate need for a talented Solution Architect / Application Architect. This is a 06 months contract opportunity with long-term potential and is located in Mclean, VA (Onsite). Please review the job description below and contact me ASAP if you are interested.
Job ID:25-84204
Pay Range: $90 - $95/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location).
Key Requirements and Technology Experience:
Key Skills: Java, Application Designing, Database Migration, Microservices.
18+ years of overall experience, 8+ years specifically hands of with Solution Architect that are able to follow business problems, interact with stakeholders.
Must Have 15+ Java development experience.
Hands on experience with Design patterns and architectural patterns.
Our client is a leading Banking and Financial Industry, and we are currently interviewing to fill this and other similar contract positions. If you are interested in this position, please apply online for immediate consideration.
Pyramid Consulting, Inc. provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, colour, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
By applying to our jobs you agree to receive calls, AI-generated calls, text messages, or emails from Pyramid Consulting, Inc. and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy here.
BAS Programmer
Web developer job in Sterling, VA
Building Automation Systems (BAS) Programmer
Employment Type: Full-Time
At Vertical Mechanical Group (VMG), we're always seeking talented individuals to join our growing team. Our commitment to exceptional customer service and innovative solutions drives our success and fuels continuous expansion. We're excited to offer opportunities for motivated professionals who are ready to elevate their careers.
When you join VMG, you become part of a close-knit, supportive team that values both its employees and clients. Here, your growth powers our success.
About the Role
VMG is seeking a motivated and technically skilled Building Automation Systems (BAS) Programmer to support our growing Controls Division. This role is ideal for individuals with a strong foundation in BAS programming who are ready to take on new challenges and contribute to a variety of projects.
You will be responsible for programming and commissioning building automation and HVAC control systems across commercial projects while supporting the team and continuing to develop your technical expertise and leadership skills.
Key Responsibilities
Program, configure, and commission BAS and HVAC control systems using Niagara AX/N4 and Edge controllers.
Provide point-to-point checkout, verify system functionality, and ensure alignment with project sequences of operation.
Integrate and control HVAC systems including VAV, VRF, DOAS, and hydronic systems (e.g., cooling towers, open/closed loops).
Collaborate with third-party commissioning agents and support functional performance testing.
Manage network communication and device integration across building systems.
Interpret and work from mechanical drawings, risers, and control schematics.
Provide training and support to coworkers and clients and help upskill team members as needed.
Identify issues and offer independent solutions for technical and on-site challenges.
Perform updates, troubleshooting, and commissioning tasks with minimal oversight.
Contribute to a positive, collaborative team environment while being capable of working independently.
Qualifications
5-7 years of hands-on experience in the Building Automation field.
Strong experience with the Niagara platform (AX and/or N4; N4 preferred) and Edge controllers.
Solid understanding of HVAC equipment and control system functionality, including:
Single-zone and VAV systems
VRF/DOAS integration
Hydronic systems and cooling tower applications
Network management and system integration
Proficient in interpreting technical prints, wiring diagrams, and control schematics.
Strong troubleshooting skills and an independent, solutions-driven mindset.
Working knowledge of low-voltage theory and its application in BAS environments.
Excellent communication skills and ability to support peers in a mentoring or collaborative capacity.
Compensation & Benefits
Base Salary: $90,000 - $110,000 per year (dependent on experience and qualifications).
Additional earning potential through performance-based reviews after proven success.
Comprehensive benefits package including medical, dental, vision, 401(k), and paid time off.
Opportunities for professional development and advancement within the Controls team.
Supportive, collaborative, and forward-thinking work environment.
How to Apply
If you're ready to grow your career in BAS programming and thrive in a company that values innovation, expertise, and employee success, we want to hear from you. Please submit your resume outlining your experience and qualifications for this role.
Vertical Mechanical Group is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.
Note: VMG participates in a drug testing program. All candidates are required to submit to a drug test as a condition of employment.
Python Software Engineer (Performance Optimization) - On Site in McLean, VA
Web developer job in McLean, VA
Work Authorization:
We are unable to consider candidates who require F-1 OPT/CPT, H-1B sponsorship, or any employer-sponsored work authorization now or in the future.
If you enjoy writing clean, efficient code and genuinely care about how systems behave under real workloads, this is the kind of role where you will thrive.
We are a small, highly technical engineering team that values clarity, correctness, and thoughtful problem-solving. Our environment is calm, stable, and built around long-term engineering quality rather than short-term pressure. If you are coming from a chaotic workplace or a job filled with constant churn, you will immediately notice the difference here.
This is the kind of role where you can go deep, work closely with senior engineers, and focus on building software that is fast, reliable, and built to last.
What You Will Do
Build, improve, and maintain high-performance internal software tools
Write clean, production-quality Python applications in a Linux environment
Use and expand your R skills to improve performance, scalability, and correctness
Profile and tune systems to make them faster and more efficient
Participate in architecture discussions and performance-focused design reviews
Work with MySQL and related data systems to support stable and predictable workflows
What You Bring
2 or more years of hands-on, post-college production-level Python engineering experience
1+ years working with R (or C), ideally including optimization or tuning
Proven ability to write and deploy production-ready code
Strong understanding of algorithms, data flow, and system performance
Comfortable working in Linux environments and using Git for version control
A clear, thoughtful communication style and willingness to collaborate
Experience with SQL, ETL, or data integrations is a plus
Why You'll Love Working Here
Stable, well-established company with a long-term engineering focus
A mentoring-oriented culture where senior engineers actively help you grow
A calm, respectful environment that values correctness over rushing
Interesting work that involves real performance challenges and deep thinking
A codebase that is maintained with care and not pushed to meet unrealistic deadlines
Competitive salary, strong benefits, and real work-life balance
On-site for collaboration, only in McLean, Virginia (no remote or hybrid options)
Who This Role Is Perfect For
This position is ideal for engineers who:
Enjoy optimization, profiling, and understanding how systems behave under the hood
Prefer a stable, predictable engineering environment instead of constant fire drills
Value working with experienced developers who take code quality seriously
Want to do meaningful technical work without unhealthy pressure
Appreciate a team that cares about craftsmanship, clarity, and long-term maintainability
Senior Cloud Application Developer (AWS)
Web developer job in Washington, DC
We are seeking a Senior Cloud Application Developer to join a high-performing team on a 10+ month contract. Candidates must be authorized to work in the United States. The ideal candidate is highly skilled in Python, AWS services, Kubernetes, and Airflow, with a strong background in building and deploying cloud-native applications.
***PLEASE NOTE: WE ARE NOT ACCEPTING APPLICATIONS FROM THIRD-PARTY AGENCIES FOR THIS ROLE.
Key Responsibilities:
Optimize a scalable, reliable, and secure AWS native cloud system
Refine infrastructure configuration as IaC using Terraform
Help produce and capture operational metrics from logs, API's, and various cloud sources
Refine CI/CD/CT pipelines to build, deploy, and test native cloud application code
Experience, Skills & Qualifications:
Education: Bachelor's degree in Computer Science, Engineering, Software Engineering or a relevant field with a minimum of 8 years working experience in an AWS Cloud environment required for a senior level position.
Expertise in cloud-native application development, and cloud infrastructure management.
Expertise in containerization and Kubernetes
In-depth knowledge of AWS services (EKS, EC2, Lambda, RDS, S3)
Strong experience of workflow managers (Airflow)
Strong experience with AWS and proficiency in Python, BASH, and IaC tools like Terraform
Strong experience with relational and cloud-based databases
Strong experience in building automation tools and CI/CD/CT pipelines using platforms like Ansible, GitHub Actions, GitLab CI, and CodePipeline
Java Software Engineer
Web developer job in Fort Meade, MD
Clearance Required: Top Secret/SCI with Polygraph
Seeking an experienced Software Engineer who will support mission-critical systems for a Federal customer at Fort Meade, Maryland. This entry-level role focuses on developing and maintaining Java-based applications in a secure environment. The engineer will work closely with senior developers and system engineers to deliver reliable and scalable software solutions.
Key Responsibilities
· Design, develop, test, and maintain Java applications.
· Participate in software development lifecycle activities including requirements analysis and design.
· Write clean, efficient, and well-documented code.
· Collaborate with cross-functional teams to troubleshoot and resolve issues.
· Support integration and deployment of software in secure environments.
Qualifications
Education: Bachelor's degree in Computer Science, Software Engineering, or related field.
Experience: 4+ years of experience in software development, preferably in Java.
Preference: Java certification or relevant coursework preferred.
Skills:
· Proficiency in Java programming language.
· Understanding of object-oriented design and development.
· Familiarity with development tools such as Eclipse or IntelliJ.
· Basic knowledge of secure coding practices and federal IT standards.
Sr. Java Software Developer
Web developer job in Ashburn, VA
TITLE:- Sr. Java Software Developer
Able to go onsite 4 days a week. (can turn to 3 days onsite after a bit of time)
ONBOARDING: Contract to hire. Contracts historically last 6 months, and then the candidate gets hired permanently.
MUST HAVE'S:
Strong hands-on Java development skills, with API's, and microservices.
Perfect communication skills.
JOB DESCRIPTION:
We are looking for an experienced and hands-on Senior Software Developer with strong coding skills in Java. The ideal candidate will have a robust background in Java development, and proficiency in AWS and Microservices.
RESPONSIBILITIES:
Spearhead the development of innovative and high-impact initiatives, ensuring alignment with project goals and business objectives.
Utilize AWS services and Microservices architecture to build robust and efficient solutions.
Mentor junior developers and foster a collaborative and knowledge-sharing environment.
QUALIFICATIONS:
Strong hands-on experience with Java.
Proficient in system design, including AWS and Microservices architecture.
Solid understanding of Agile methodologies and practices.
Software Engineer
Web developer job in Herndon, VA
Samtek Inc., located in Job Location: Herndon, Virginia, is seeking a full-time Software Engineer. If you are interested in applying for this job, please make sure you meet the following requirements as listed below. May req to trvl (apprx 25% to 50% of the time) to various unanticipated client worksites across the US.
Send resume to Samtek xevrcyc Inc., 205 Van Buren St., Ste.
#120, Herndon, VA 20170 OR e-mail:
Senior Java Software Engineer
Web developer job in McLean, VA
Java developer
Note- Ex-Capital One Preferred
JD-
We are looking for Java developer with Angular, AWS (Backend Java, Node)
Java Full Stack Developer
Web developer job in McLean, VA
10+ years of experience in Design and Development of applications using Java 8+/J2EE, Spring, Spring-Boot, RESTful Services and UI Framework
• Should have exp in Leading a team.
• 5+ years of experience in design and development of Microservice using Spring-Boot and REST API
• Strong knowledge/experience in ORM Framework - JPA / Hibernate
• Good knowledge and experience in Docker and Kubernetes
• 2+ years of experience in any one of the UI Framework - Angular / ReactJS
• 1+ years of experience in designing and Implementing cloud-based solutions in various AWS Services (EC2, IAM, S3, Lambda, etc)
• Good knowledge and experience in any RDBMS/PostgreSQL
• Strong experience in DevOps tool chain (Jenkins, Artifactory, Maven/Gradle, GIT/BitBucket)
• Good knowledge in technical concepts - Security, Transaction, Monitoring, Performance
Nice to have:
• Experience with OAuth implementation using Ping Identity
• Familiarity with API Management (Apigee) and Service Mesh (Istio)
Senior Palantir Foundry Developer
Web developer job in Reston, VA
The Senior Palantir Foundry Developer will design, develop, and deploy advanced data integration and analytics solutions using the Palantir Foundry platform. This role requires deep technical expertise in Foundry's ecosystem, strong data engineering skills, and the ability to translate complex business requirements into scalable, secure, and performant solutions. The developer will also mentor junior team members and collaborate with cross-functional stakeholders to deliver impactful data-driven applications.
Skills:
Solution Design & Development:
Build and optimize data pipelines, Ontology models, and Foundry applications (Workshop, Contour, Quiver, Slate).
Develop custom workflows and dashboards using Foundry's suite of tools.
Data Integration & Transformation:
Implement robust ingestion strategies for structured and unstructured data.
Apply PySpark, SQL, and Foundry transformations for data cleansing and enrichment.
Application Development:
Create operational workflows and user-facing applications within Foundry.
Integrate Foundry with cloud services (AWS, Azure, GCP) and external APIs.
Governance & Security:
Ensure compliance with data governance, lineage, and security standards (RBAC, encryption).
Technical Leadership:
Act as a subject matter expert for Palantir Foundry.
Provide mentorship and enforce best practices in development and deployment.
Innovation:
Explore and implement GenAI/LLM capabilities within Palantir AIP for advanced analytics.
Stay updated on Foundry features and drive adoption of new functionalities.
Senior Java Software Engineer
Web developer job in Fort Meade, MD
Que Technology Group is seeking a Senior Software Engineer to work with a team of developers to implement new capabilities in support of the current classification marking tool and the tool to be used to support M365 web based applications. The position involves full life cycle design, development, testing, and documentation of policy-driven software across multiple fabrics. The focus will include the extension and customization of tools used for classification string validation and comparison for access control.
Job responsibilities include, but are not limited to:
Willingness to mentor junior developers
Play role in Introducing and incorporating software development best practices into team's development process
Collaborate with junior developers to improve their knowledge and experience with development standards and best practices
Administer, maintain and implement policies and procedures for ensuring the security and integrity of the application
Foster open communication and collaboration
Gather, analyze, and capture customer requirements
Assist in the development of requirements for new features and fix defects
Create and expand unit tests and end to end testing
Evaluate, troubleshoot and fix defects
Define new features
Triage user issues and provide Tier 3 customer support
Test and evaluate new software releases and merge requests
Experience engaging leadership, customers and interfacing with teams
Strong time management and organizational skills
Required Qualifications:
Eight years of Software Engineering experience
Bachelor's Degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines. An additional 4 years of Software Engineering experience may be substituted for the degree for a total of 12 years.
At least three (3) years of work experience in the SIGINT, IA, or IT domains
Preferred Qualifications:
Proficient in JavaScript
Proficient in working with Git
Experience actively participating in code reviews
Experience Analyzing system requirements, the concept of operations, and high-level system architecture to develop requirements specifications
Experience with requirements elicitation.
Security Clearance:
TS/SCI clearance with polygraph
BENEFITS:
Competitive salary
Company Medical/Dental/Vision plans - Company paid
Short-term Disability, Long-term disability and Life Insurance - Company paid
Business/ First Class travel upgrade for 7 hour or longer flights & company card will be provided for expenses
Vacation / Personal days granted at 25 days per year
Paid Federal Holidays - 11 days
$5,000 Annual Professional Development Fund plus 40 paid hours if in class
401K with 6% company match; all contributions are immediately vested by Employee
Employee will be paid a bonus of $10,000 per employee hired based on their referral
Up to 3 paid Code Red days due to customer closure
Que Technology Group, Inc., is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.
Senior Software Engineer -- KUMDC5680656
Web developer job in McLean, VA
Required Technical Skills
(Required)
Strong design and development skills in two or more of the following technologies and tools: Java (3-5 years) Cucumber(3-5 years), JBehave or other BDD testing frameworks
At least 8 years of test automation framework design
Strong experience in testing Webservices (REST APIs) (3+5 years)
Proven experience developing test scripts, test cases, and test data
The ability to write queries in SQL or other relational databases
3+ years of experience in developing scenario based performance testing using JMeter
Experience testing full stack and integration testing with 3rd parties
End-to-end system integration testing experience for software platforms
(Desired)
Hands on experience with Python
development experience in AWS Cloud technology
Experience in TDD, continuous integration, code review practice is strongly desired
Experience with Apigee or other API gateways is a plus
Experience with DevOps concepts and tools (e.g., CI/CD, Jenkins, Git)
At least 2 years working on an Agile team with a solid understanding of Agile/Lean practices.
Understanding of a micro service Architecture
Experience load and performance testing
Strong documentation skills
Backend Software Engineer
Web developer job in Fort Belvoir, VA
As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We're looking for a back-end developer with the software engineering skills it takes to help identify potential risks, contribute to solution development, and create efficient and effective systems for our clients.
As a back-end developer, you'll use the latest architectural approaches and open-source frameworks and tools to help deliver solutions. Using your software engineering knowledge, you'll work with and learn from the development team to create custom tools, systems, and sites with consistent performance and scalability.
In this role, you'll make a mission-forward impact as you sharpen your skillset and grow your career. Work with us as we shape systems for the better.
Qualifications
Experience with programming languages such as Ruby, Python, C#, Java, or PowerShell
TS/SCI clearance
HS diploma or GED and 7+ years of experience as a Software Engineer, or Bachelor's degree and 3+ years of experience as a Software Engineer
Certified Secure Software Lifecycle Professional (CSSLP) Certification
Additional Qualifications
Experience working on multiple OS platforms, including Linux and Windows
Experience with the Windows Computing Environment (CE)
Linux CE Certification
DoD Approved 8570 - Information Assurance Technician (IAT) Level II Certification such as CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, or SSCP Certification, or higher level IAT Certification
Clearance:
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance is required.
Compensation and Benefits
Salary Range: $100,000 - $140,000 MAX (Compensation is determined by various factors, including but not limited to location, work experience, skills, education, certifications, seniority, and business needs. This range may be modified in the future.)
Benefits: Gridiron offers a comprehensive benefits package including medical, dental, vision insurance, HSA, FSA, 401(k), disability & ADD insurance, life and pet insurance to eligible employees. Full-time and part-time employees working at least 30 hours per week on a regular basis are eligible to participate in Gridiron's benefits programs.
Gridiron IT Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status or disability status.
Gridiron IT is a Women Owned Small Business (WOSB) headquartered in the Washington, D.C. area that supports our clients' missions throughout the United States. Gridiron IT specializes in providing comprehensive IT services tailored to meet the needs of federal agencies. Our capabilities include IT Infrastructure & Cloud Services, Cyber Security, Software Integration & Development, Data Solution & AI, and Enterprise Applications. These capabilities are backed by Gridiron IT's experienced workforce and our commitment to ensuring we meet and exceed our clients' expectations.