Senior Software Simulation Engineer
$90k - $150kBylight Professional It Services
Company OverviewVeraxx Engineering Corporation, a By Light Company is an engineering services company supplying modeling, simulation, and training solutions. Services include hardware, software, and system engineering, requirements assessments, system development, integration, testing, documentation, and customer support services. Veraxx has a high level of expertise in flight simulation hardware and software development, as well as computer architecture, tactical environments, interoperability (HLA/DIS), avionics systems, graphics and real-time embedded systems. Position OverviewCandidate will have the opportunity to work on a variety of flight simulators and develop/integrate software in areas such as avionics, tactical environments, interfaces to audio, visual, motion, and I/O systems, and Instructor Operator Stations (IOS). Software development is primarily done in the Linux and Windows operating systems using a variety of languages (C/C++, Ada, FORTRAN, C#).ResponsibilitiesSenior Software Engineers at Veraxx are mid-level experienced S/W developers typically responsible for the development of complex S/W applications in support of projects. Senior Engineers take direction from Lead S/W engineers to develop S/W throughout all phases of a project including requirements analysis, design, development and test. Senior S/W Engineers are able to complete task such as developing a S/W interface to an external system or writing a software simulation of an aircraft system with minimal support from a S/W Lead. Support S/W development activities as tasked by S/W lead.Design S/W architectures for components within a system such as S/W interfaces or models of aircraft components.Prepare S/W documentation and input for design reviews.Interface with customers including presentations of software designs at customer reviews.Ability to work in teams and provide guidance to junior engineersRequired Experience/QualificationsBS Engineering or Computer Science and 5+ years SWE experienceAbility to develop in multiple languages including: C, C++, FORTRAN, or AdaProficient in Visual Studio IDE, GCC compilers / MakefilesProficient in Windows, UNIX/LinuxSoftware Engineering Concepts & ProcessesPreferred Experience/QualificationsKnowledge of object-oriented design conceptsKnowledge of flight simulationKnowledge of real time programmingKnowledge of military aircraft systems and avionics a plus.Knowledge of networkingSpecial Requirements/Security ClearanceMust have or be able to obtain a Secret DOD clearance.Salary RangeSalary Minimum: $90,000Salary Maximum: $150,000The annual base salary provided is a guideline for this position and is not a guarantee of compensation or salary. When extending an offer, By Light also considers other variables such as (but not limited to) work experience, education, training, skill set, internal peer equity, clearance level, and market conditions. In addition, By Light provides an extensive selection of benefits and offerings to our employees.Job SummaryID: 2026-11001# of Openings: 1Category: SoftwareClearance: Tier 3 - Secret/ADP II
$112k - $179k
ResponsibilitiesWe are seeking a Senior Modeling, Simulation & Analysis (MS&A) Engineer to support NGA's mission by developing and applying advanced modeling, simulation, and analytical capabilities across complex enterprise environments. In this role, you will help shape...SeniorContract workShift work$146k - $234k
ResponsibilitiesAs a Senior Software Engineer at Peraton, you will play a key role in designing, developing, testing, and deploying new features for a critical data transmission application that directly supports the US intelligence community. You will collaborate with...SeniorContract workShift work$98.5k - $206.8k
Job Title: Senior Cybersecurity Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee... ...:CACI is looking to hire a Senior Cybersecurity Software Engineer to join our Spectral Cyber team supporting the production...SeniorContract workWork experience placementFlexible hours$86.9k - $198k
Software Engineer, SeniorThe Opportunity:Seeking a Senior Software Engineer to lead and support Agile design, development, integration and deployment of a mission management software for heterogeneous, proliferated satellite constellations. Your proven ability to define...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$150k - $250k
...GRVTY is seeking a Senior Software Engineer to support Cloud Services. The position requires an active TS/SCI clearance and strong skills in Python and JavaScript, with additional experience in Systems Administration and service integration. Located in Chantilly, Virginia...Senior- Senior Software EngineerCompany:The Boeing CompanyBoeing Defense, Space & Security (BDS) has an exciting opportunity for a Senior Software Engineer to join the National Systems Programs (NSP) software team in El Segundo CA or Chantilly, VA.The selected candidate will perform...SeniorPermanent employmentFull timeWork experience placementImmediate startVisa sponsorshipWork visaRelocation packageFlexible hoursShift work
- ...About the Role Redhorse transforms the way government uses data and technology. To support this mission, we are seeking a Senior Software Engineer (SME) with deep technical expertise to lead complex engineering initiatives. This is a high-impact role designed for a seasoned...SeniorContract work
$200k - $270k
...What You'll be Owning The Senior Software Engineer will be responsible for working within Cloud Services for the Sponsor, using Python, Javascript, and other tools to provide software development support. This is a brand new initiative, born from our success in other...SeniorContract workImmediate start- Redhorse Corporation is seeking a Senior Software Engineer (SME) to lead complex engineering initiatives for mission-critical government systems. You will analyze requirements, design foundational solutions, and synthesize operational data to support high-stakes decisions...Senior
$146k - $234k
Responsibilities As a SATCOM software specialist on our team, you will apply your technical expertise, attention to detail, and curiosity... ..., and project status for a variety of audiences, including senior executives, provide operational guidance, and successfully...SeniorContract workWork experience placementShift work$103.8k - $218.1k
Job Title: Senior ServiceNow Software Development Engineer (Risk & Security)Job Category: SecurityTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The Senior ServiceNow...SeniorContract workWork experience placementFlexible hours- ...Cohere is looking for a Software Engineer to join our team in our Chantilly office. This person is responsible for the end-to-end planning,... ...take your career to the next level, with the ability to learn from senior engineers invested in your success, apply today!...SeniorFull timeWork at officeFlexible hours
- ...techniques including JUnit Thorough understanding and proven delivery experience within a Scrum/agile project lifecycle approach to software develop Hands-on experience with Oracle, MySQL or SQLServer a plus Xcode or Android Development Kit experience Familiarity with...Senior
$154.05k - $278.48k
Leidos is seeking a hands-on Senior Software Engineer / Data Scientist to support the development of modern training, education, and mission-... ...QualificationsExperience supporting training, education, simulation, or learning technology environmentsExperience building intelligent...SeniorFull time- ...Role Redhorse transforms the way government uses data and technology. To support this mission, we are seeking a Senior Software Systems Engineer who will serve as a recognized authority within the company. In this high-impact role, you will tackle unusually complex...SeniorContract work
- ACTIVE TS/SCI WITH FULL SCOPE POLY REQUIRED*** Job Description Seeking Software Engineer to trouble shoot, assist and resolve issues with the systems software. To design and develop functions for analytical systems which possesses a wide range of capabilities, including...Senior
$150k - $250k
Chantilly, Virginia, United States Position Title: Senior Software Engineer What Impact You'll Have GRVTY is a member of 100% of the winning teams for the largest technology program in the Intel Community. We've been supporting this customer on many different sub-projects...SeniorContract workRemote work$150k - $200k
Summary Position Title: Senior Software Engineer (Contingent) Position ID: TA235 Location(s): Hybrid: Greater Denver Metro Area; Northern VA, Chantilly, VA, Herndon, VA Application Deadline: August 31, 2026 Security Clearance Requirement: TS/SCI Security Clearance...SeniorFull timeTemporary workLocal area$116k - $275k
...status as defined by 8 U.S.C. 1324b(a)(3).Please review the job details below.Vantor is seeking an Aerospace Modeling & Simulation Software Engineer to develop software capabilities that support advanced Intelligence, Surveillance, and Reconnaissance studies for government...Full timeRemote work$215k - $240k
...intelligence solutions and operations, network infrastructure, engineering and business enablement and enterprise operations company... ...area firms and continues to grow. We are actively hiring a Senior Software Engineer (Leadership) with a TS/SCI clearance and...SeniorFull timeContract workWork experience placementRemote work$130k - $170k
...Senior AI Software Engineer Dark Wolf constructs and deploys data management and analytics solutions for the defense and intelligence communities. We're proud to boast a world-class engineering team that thrives on rolling up their sleeves to solve your mission's biggest...SeniorFull timeFor contractors$170k - $190k
...the Role Redhorse transforms the way government uses data and technology. To support this mission, we are seeking a QA Senior Software Engineer to serve as a recognized authority within the company. In this role, you will do more than just execute tests; you will be...SeniorContract work$114k - $171k
...’s Space Sector provides an arena where your passion for innovation and quest for exploration is welcome. As a Graphics Simulation Software Engineer- Level 3 or 4, your role at Dulles, VA will be pivotal in supporting mission-critical efforts to national and global security...Full timeRemote workRelocation packageShift work- ...MANTECH seeks a motivated, career and customer-oriented Senior Principal Cloud Engineer to join our team in Chantilly, VA . The Senior Principal Cloud Engineer will leverage their strong technical background and knowledge to design, implement, and manage secure...SeniorWork at office
- Senior Software Engineer TS/SCI FSPDepartment: Government Customer- HerndonLocation: Herndon, VAACTIVE TS/SCI CLEARANCE with FS poly REQUIRED TO BE CONSIDERED FOR THIS POSITIONSenior Software Engineer:Analyzes user interfaces, maintain hardware and software performance...Senior
- DescriptionWe are looking for an experienced Full Stack Senior Software Engineer to join a growing team in Reston, Virginia. This role is ideal for someone who enjoys creating robust, business-focused software solutions and can contribute across both front-end and back...Senior
- ...Job Description Job Description Modeling, Simulation and Analysis Engineer (Senior-Level) - #889 Location: Springfield, VA or Chantilly, VA Clearance: Active TS/SCI Required Overall Assignment Description: Senior-level Modeling, Simulation and Analysis...SeniorFor contractors
- ...Department of Defense, and other Federal and Commercial customers across the US. Core-CSI is seeking talented Modeling, Simulation and Analysis Engineer (Senior-Level).Overall Assignment Description:Senior-level Modeling, Simulation and Analysis (MS&A) Engineers guide and...SeniorFor contractorsWork experience placementWork at office
$130k - $145k
NVR, Inc. is seeking an experienced Full Stack Senior Software Engineer to work on site in Reston, VA.NVR’s technology teams thrive on providing multiple business lines with the tools and cutting-edge technologies that support NVR’s mission to create a better living experience...Senior$100k - $185k
OverviewAs a Senior Software Engineer, you will work with a team of developers to deliver software features, APIs, and microservice-based solutions. We are looking for candidates with experience designing, developing, and delivering modern software solutions using Agile...Senior
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