{"schemaVersion":"jobsearcher.job.v1","id":"14b8245d23cab6fe51d6ed42","url":"https://jobsearcher.com/jobs/14b8245d23cab6fe51d6ed42","canonicalUrl":"https://jobsearcher.com/jobs/14b8245d23cab6fe51d6ed42","title":"Windows CNO Developer","description":"Job TitleThe candidate will join a team of engineers designing, developing, testing, and maintaining Windows CNO capabilities in support of the Customer's mission requirements.\r\nRequirementsBachelor degree or four (4) years' experience in relevant field,\r\nMinimum one (1) year experience programming in Assembly, C, C++, Java, Perl, and/or Python,\r\nMinimum one (1) year experience developing in one (1) or more of the following: Windows applications using Visual Studio or .NET environments; UNIX applications using make files or comparable build environments; mission-applicable platforms.\r\nSpecialized Qualifications:\r\nExperience with designing and writing code in C++ along with Python,\r\nExperience reading or writing assembly (x86, x64, ARM, PPC, MIPS, SPAC, or others),\r\nExperience with debuggers such as WinDbg,\r\nExperience with reverse engineering tools such as IDA Pro, HexRays, Ghidra, Binary Ninja, or objdump,\r\nUnderstanding of Windows internals,\r\nUnderstanding of network protocols and sockets, OS internals, common CNO techniques, exploitation mitigations such as DEP and ASLR, and modern software engineering concepts,\r\nExperience with project management best practices such as Scrum and Kanban methodologies, and\r\nExperience with version control systems (e.g., Git) along with understanding of basic configuration management principles.\r\nBenefitsPTO: Our variable PTO plan lets you decide the amount that's best for you. Choose as few as 2 weeks or as much as 6 weeks.\r\nHolidays: 10 annually\r\n401k: 5% Company match; fully-vested from Day 1\r\nQuarterly Bonus: Totaling 2.5% of your base salary annually\r\nPay for any extra hours in cash or comp time\r\nPay for unused holidays or comp time\r\nTraining Budget: Up to $5,250 annually\r\nCell Phone/Internet Allowance: Monthly reimbursement up to $75\r\nGym/Health Club Membership: Monthly reimbursement up to $50\r\nPersonal Technology Allowance: Up to $500 annually\r\nCool Logo Wear: At least $100 annually\r\nHealth Insurance: Provided through CareFirst Blue Cross/Blue Shield. Three plans to choose from HSA Silver, HMO Platinum, PPO Platinum. FiveTwelve covers 80% of the premium for employees and their dependents.\r\nDental and Vision Insurance: Provided through CareFirst Blue Cross/Blue Shield. FiveTwelve covers 100% of the premium for employees and their dependents.\r\nShort Term and Long Term Disability: FiveTwelve pays 100% of premium\r\nReferral Bonus: Up to $10,000 for fully-cleared referrals","company":"Fivetwelve","rawCompany":"fivetwelve","city":"Hanover","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-04-09T08:12:41.228Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.00","title":"Computer Occupations, All Other","slug":"computer-occupations-all-other"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Windows CNO Developer","description":"Job TitleThe candidate will join a team of engineers designing, developing, testing, and maintaining Windows CNO capabilities in support of the Customer's mission requirements.\r\nRequirementsBachelor degree or four (4) years' experience in relevant field,\r\nMinimum one (1) year experience programming in Assembly, C, C++, Java, Perl, and/or Python,\r\nMinimum one (1) year experience developing in one (1) or more of the following: Windows applications using Visual Studio or .NET environments; UNIX applications using make files or comparable build environments; mission-applicable platforms.\r\nSpecialized Qualifications:\r\nExperience with designing and writing code in C++ along with Python,\r\nExperience reading or writing assembly (x86, x64, ARM, PPC, MIPS, SPAC, or others),\r\nExperience with debuggers such as WinDbg,\r\nExperience with reverse engineering tools such as IDA Pro, HexRays, Ghidra, Binary Ninja, or objdump,\r\nUnderstanding of Windows internals,\r\nUnderstanding of network protocols and sockets, OS internals, common CNO techniques, exploitation mitigations such as DEP and ASLR, and modern software engineering concepts,\r\nExperience with project management best practices such as Scrum and Kanban methodologies, and\r\nExperience with version control systems (e.g., Git) along with understanding of basic configuration management principles.\r\nBenefitsPTO: Our variable PTO plan lets you decide the amount that's best for you. Choose as few as 2 weeks or as much as 6 weeks.\r\nHolidays: 10 annually\r\n401k: 5% Company match; fully-vested from Day 1\r\nQuarterly Bonus: Totaling 2.5% of your base salary annually\r\nPay for any extra hours in cash or comp time\r\nPay for unused holidays or comp time\r\nTraining Budget: Up to $5,250 annually\r\nCell Phone/Internet Allowance: Monthly reimbursement up to $75\r\nGym/Health Club Membership: Monthly reimbursement up to $50\r\nPersonal Technology Allowance: Up to $500 annually\r\nCool Logo Wear: At least $100 annually\r\nHealth Insurance: Provided through CareFirst Blue Cross/Blue Shield. Three plans to choose from HSA Silver, HMO Platinum, PPO Platinum. FiveTwelve covers 80% of the premium for employees and their dependents.\r\nDental and Vision Insurance: Provided through CareFirst Blue Cross/Blue Shield. FiveTwelve covers 100% of the premium for employees and their dependents.\r\nShort Term and Long Term Disability: FiveTwelve pays 100% of premium\r\nReferral Bonus: Up to $10,000 for fully-cleared referrals","datePosted":"2026-04-09T08:12:41.228Z","dateModified":"2026-04-09T08:12:41.228Z","hiringOrganization":{"@type":"Organization","name":"Fivetwelve","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Hanover","addressRegion":"MD","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"14b8245d23cab6fe51d6ed42"},"url":"https://jobsearcher.com/jobs/14b8245d23cab6fe51d6ed42"}}