Arlington, Virginia, United States · On-site
$108k–$195k/yr
Looking for an opportunity to make an impact? Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense G…
Skills: Model-Based Systems Engineering, SysML, Cameo, MagicDraw, NoMagic CSM
Arlington, Virginia, United States · On-site
$136k–$184k/yr
Every time a customer checks out, a split-second decision determines which payment method appears, in what ranking, whether there is payment failure risk and how frictionless the experience feels. That decision touches 3…
Skills: Machine Learning, Generative AI, Real-time Personalization, Java, C++
Arlington, Virginia, United States · Hybrid
$119k–$165k/yr
DevOps Engineer (Arlington, VA) <br> Job Description <br> Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Inclu…
Skills: Kubernetes, CI/CD, Infrastructure as Code, AWS, Terraform
McLean, Virginia, United States · On-site
Overview Steampunk is seeking a Product Owner to drive the development of well-architected solutions in a government consulting environment. In this role, you will collaborate with Technical and Solutions Architects, Dev…
Skills: Product Ownership, Agile Methodology, Requirement Documentation, Stakeholder Management, Jira
Arlington, Virginia, United States · Hybrid
$104k–$218k/yr
Job Title: Technical Business Analyst Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: …
Skills: Technical Business Analysis, Azure Cloud, Agile Methodology, User Story Development, Backlog Management
Winchester, Virginia, United States · Hybrid
$100k–$145k/yr
Full Visibility is seeking a Software Developer Mid-level located in Washington, DC and is a Hybrid Role. Candidate must possess an active Top Secret/SCI Eligibility Clearance. Individuals selected for this position will…
Skills: C#, Java, Python, AWS, Software Development Life Cycle
McLean, Virginia, United States · On-site
Position contingent upon contract award As the Systems Engineer, you will ensure IT solutions meet both technical and security requirements. This role involves software development, system integration, and troubleshootin…
Skills: Systems Engineering, Software Development, System Integration, Troubleshooting, Technical Leadership
District of Columbia, United States · Remote OK
Overview SOFTWARE SALES ACCOUNT MANAGER -DC metro region (mid-atlantic) There's more to enterprise security than defending perimeters. We believe that an IT security strategy, aligned to the needs of business, is essenti…
Skills: Enterprise Sales, Identity and Access Management, Account Planning, Channel Partner Management, SaaS
Reston, Virginia, United States · Hybrid
$137k–$244k/yr
Your work days are brighter here. We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and a…
Skills: Kubernetes, Terraform, Argo CD, AWS, GoLang
Reston, Virginia, United States · Hybrid
$137k–$244k/yr
Your work days are brighter here. We’re obsessed with making hard work pay off, for our people, our customers, and the world around us. As a Fortune 500 company and a leading AI platform for managing people, money, and a…
Skills: Kubernetes, Terraform, Argo CD, AWS, GoLang
New York, New York, United States · On-site
$197k–$246k/yr
Lead Software Engineer, Back End Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? …
Skills: Java, Python, SQL, Node.js, Go
New York, New York, United States · On-site
$294k–$336k/yr
Senior Director, Product Management-Payments Intelligence Product Management at Capital One is a booming, vibrant craft that requires reimagining the status quo, finding value creation opportunities, and driving innovati…
Skills: Product Management, Product Strategy, Data Analytics, Platform Product Management, AI/ML Capabilities
New York, New York, United States · On-site
$197k–$246k/yr
Lead Software Engineer, Back End Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? …
Skills: Java, Python, SQL, Node.js, Go
Arlington, Virginia, United States · On-site
BCMC is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and …
Skills: Cloud Architecture, AWS, Infrastructure as Code, Terraform, CloudFormation
Sterling, Virginia, United States · Hybrid
$21/hr–$25/hr
Field Application Engineer About Field AI Field AI is at the forefront of robotic embodied AI, transforming industries such as construction, security, mining, and manufacturing. Our autonomous robotic systems operate glo…
Skills: Robotics, Autonomous Systems, Python, C++, Project Management
Fairfax, Virginia, United States · On-site
$104k–$218k/yr
Job Title: Senior Field Integration Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 25% Type of Travel: Cont…
Skills: Software Integration, System Testing, CI/CD Pipelines, Java, Python
Virginia, United States · Hybrid
$136k–$184k/yr
Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: BI Full 6C (T4) Job Family: Software Engineering Job Qualifications: Ski…
Skills: Agile Software Development, Java, Technical Leadership, Scrum, JavaScript Frameworks
Arlington, Virginia, United States · On-site
$132k–$178k/yr
Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications…
Skills: Automation Management, Critical Infrastructures, Network Operations, Network Performance, Reverse Engineering
Winchester, Virginia, United States · Hybrid
$120k–$165k/yr
Full Visibility is seeking a Web Application Developer Senior-level located in Winchester, VA and is a Hybrid Role. Candidate must possess an active Top Secret/SCI Eligibility Clearance. Individuals selected for this pos…
Skills: Web Application Engineering, UI/UX Design, AWS Cloud-based Services, Python, Java
Mecklenburg County, Virginia, United States · Hybrid
$95k–$110k/yr
Overview BRMi is seeking a Senior Systems Integrator to support the National Institutes of Health (NIH) Hosting and Storage Services On-Premise Cloud Support program. The Senior Systems Integrator will be responsible for…
Skills: Systems Integration, Cloud Engineering, Virtualization, Windows Server, Red Hat Enterprise Linux
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The role involves using MBSE methodologies and tools to develop system architectures and align them with customer requirements. Key tasks include capturing and tracing system requirements, developing system behavior models, and mentoring junior engineers.
Candidates must be US citizens with an active Secret clearance and a degree in engineering with 6-8+ years of relevant experience. Proficiency in SysML and experience working in a SIL environment are required.
Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
The Non-Kinetic Effects Business Area, part of the Defense Sector at Leidos, currently has an opening for a cleared Senior Model-Based Systems Engineer to work in our Arlington, VA office. This is an exciting opportunity to use your experience helping multiple DoD customers develop “bleeding edge” technology protecting our warfighters in the field. Your role will directly support our diverse portfolio of programs through a combination of requirements and design architecture analysis; MBSE Model development; mentoring junior engineers and assisting technical leadership develop briefing material.
As a Senior Systems Engineer with Leidos, you will use MBSE methodologies and tools to help develop system architectures on new development programs and incorporating Leidos unique capabilities into test or fielded HW. This role will also assist the Solution Architect (SA) or Primary Investigator (PI) in aligning the solution architecture to the customer requirements. Opportunities for potential customer interaction and ideal way to grow into a SA or PI.
Day-to-day life will involve exercising existing tools and models and creating new models to represent emerging systems. This will be a synthesis of MBSE tools like NoMagic CSM to:
Capture, decompose, and trace system level requirements.
Analyze, define, and refine architectures, and interfaces.
Develop system structure and behavior.
Collaborate with government stakeholders, software, test, mechanical and electrical teams.
Mentor junior team members.
Bachelor’s degree in engineering or related field with 8+ years of prior relevant experience or a master’s degree with 6+ years of experience in one of these areas: systems engineering, software engineering, test engineering or related field.
Must be a US Citizen.
Must have an active Secret clearance with the ability to obtain TS.
Experience working in a SIL environment.
Experience with SysML, preferably using Cameo/MagicDraw.
Strong desire to grow and learn new technologies.
Ability to communicate effectively in writing and verbally from informal one-on-one discussions or in a small group environment.
Ability to work within a dynamic work environment, ability to handle multiple tasks at once (multi-task).
Active TS clearance.
Familiar with Agile Methodologies, preferably SCRUM or Kanban.
Experience with Atlassian tools such as JIRA, Confluence, Bitbucket.
OCSMP (OMG Certification for Systems Modeling Professionals)
Experience with executable SysML simulation capabilities and scripting languages.
Experience with MBSE methodologies such as Magicgrid.
Understanding of military CONOPS.
Experience leading other systems engineers.
ElectronicWarfare
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
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.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
An industry & technology leader serving government & commercial customers with smarter, more efficient innovations
Leidos is an industry and technology leader serving government & commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
Offices: 1750 Presidents St, Reston, Virginia 20190, US · 11955 Freedom Drive, Reston, VA 20190, US · 1145 N 2nd St, Leavenworth, KS 66048, US · 9600 Great Hills Trail, Austin, TX 78759, US · 221 3rd St, Newport, RI 02840, US
Based on 3789 listings with disclosed salaries, most software jobs in Virginia pay between $91k–$220k per year. Individual offers vary with seniority, company size, and specialization.
There are currently 4,976 open software positions in Virginia listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include Capital One, Amazon, Booz Allen Hamilton, CoStar Group, CACI International Inc, among others. Browse the listings above to see every active employer.
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