{"id":1503121,"url":"https://alion.io/job/by-light-software-design-engineergame-developer-4","title":"Software Design Engineer/Game Developer 4","company":{"id":1964053,"name":"By Light","domain":"bylight.com","url":"https://alion.io/company/bylight","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Games","role_family":"Games","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Orlando, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":85000,"max_usd":165000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":34},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Linux","optional":false},{"name":"Unreal Engine","optional":false},{"name":"Windows","optional":false},{"name":"Cesium","optional":true},{"name":"Docker","optional":true},{"name":"HLSL","optional":true},{"name":"Kubernetes","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-09-30T04:41:54Z","employer_posted_date":"2026-09-30","last_verified_at":"2026-09-30T14:00:37Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Company Overview\nBy Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide.\nCole Engineering Services (CESI), a By Light company, is recognized as a premier provider of modeling and simulation (M&S) training solutions to the Federal Government and industry. Since 2004, CESI has been at the forefront of developing, maintaining, and integrating simulation-based training, serious gaming, technical services, training and other support in live, virtual, constructive, and gaming (LVCG) domains. CESI also designs, builds and runs infrastructure, platforms, applications and processes that enable cyber training for the integrated multi-domain force. Our vision is to become a worldwide full spectrum LVCG and cyber training/analysis developer, integrator and services provider.\nPosition Overview\nDevelop new functionality, diagnose and fix software defects for distributed simulations, game-based training systems and applications. Applications are implemented in C++ with Unreal Engine 5 and are deployed to Windows and Linux environments.\nResponsibilities\nArchitect and develop UE5-based real-time simulation environments for DoD training and analysis programs.\nDesign and implement custom UE5 engine plugins, modules, and rendering extensions using C++ and OOD principles.\nProfile, debug, and optimize render performance including GPU/CPU bottleneck resolution and memory management.\nSupport customer-directed research and development activities.\nSupport for integration and test activities.\nInvestigate and fix defects in a UE5 project.\nOn-site development.\nRequired Experience/Qualifications\nBachelor’s degree in a technical discipline such as electrical engineering, computer science, information technology, systems or software engineering from an accredited college or university. Experience may be considered in lieu of degree \n8+ years of professional software engineering experience in real-time 3D, simulation, or games\n3+ years of hands-on development with Unreal Engine 4/5 in a professional or DoD program context\nObject Oriented design background \nAdvanced Knowledge of C++\nExtensive Unreal Engine development experience\nExperience with performance profiling, memory optimization, and multi-threaded game/sim engine code\nProficient in writing and extending custom UE5 Plugins and subsystems\nAbility to test, diagnose problems, and implement fixes\nExperience with GIT source control tools\nPreferred Experience/Qualifications\nFirst or third person game development\nNetworking, VMs, Kubernetes, Docker, Python scripting\nExperience with Image Generators or Terrain Generation tools\nDoD simulation-based application development\nExperience integrating with CIGI-compliant host applications\nFamiliarity with GIS concepts, including WGS84, coordinate systems, and industry-standard formats\nExperience with Cesium for Unreal\nFamiliarity with HLSL for custom rendering pipeline work\nSpecial Requirements/Security Clearance\nPlease note that pursuant to a government contract, this specific position requires U. S. Citizenship status and a secret security clearance with the ability to pass a CI polygraph if requested by the customer. Security Clearance requirements will be specified in the Government's Task Order.\nThis job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. The above is intended to describe the general contents of and requirements for the performance of this job.\nBenefits Overview\nCESI recognizes that our strength is our people. We support every employee as an individual to build strong teams across the enterprise. Our benefit package includes:\nMedical, Dental & Visio\nCoverage\nWellness Program\n401(k) Matching\nDisability (Short Term & Long Term)\nEmployee Assistance Program\nLife Insurance\nEducation & Training\nGenerous Leave Policy (11 Federal Holidays, PTO, Military Leave, Bereavement and Jury Duty)\nCole Engineering Services, Inc. is an equal opportunity employer. We consider qualified applicants without regard to race, color, creed, religion, national origin, sex, sexual orientation, gender identity and expression, political affiliation, age, marital status, disability, genetic information, veteran status, membership in an employee organization, or any other basis prohibited by federal, state, or local laws.","description_format":"text","description_chars":4591,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":["Life insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Military","Science & Engineering"],"lifecycle":[{"event":"open","at":"2026-09-30T04:41:54Z"}],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":30,"reasons":["conf:15","velocity","win:early"],"computed_at":"2026-10-01T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/by-light-software-design-engineergame-developer-4","json_url":"https://alion.io/job/by-light-software-design-engineergame-developer-4.json","meta":{"generated_at":"2026-10-01T19:50:47Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":2452,"day_limit":5000,"remaining_today":2548,"minute_limit":60,"resets_at":"2026-10-02T00:00:00Z"}}}