{"id":2450021,"url":"https://alion.io/job/preveil-lead-software-engineer","title":"Lead Software Engineer","company":{"id":685467,"name":"PreVeil","domain":"preveil.com","url":"https://alion.io/company/preveil","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Rippling","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":97000,"max_usd":236000,"period":"year","method":"global_role_seniority_cell","sample_n":1790},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"SQLite","optional":false},{"name":"Windows","optional":false},{"name":"C++","optional":true},{"name":"PKI","optional":true}],"status":"live","first_seen_at":"2026-10-13T13:28:29Z","employer_posted_date":null,"last_verified_at":"2026-10-13T13:28:29Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"PreVeil is a fast-growing, profitable SaaS company providing best-in-class encrypted email and file sharing for organizations that handle sensitive data. We’ve been named a Best Place to Work three years in a row and recognized by PC Magazine as the best encrypted email and file-sharing platform for five consecutive years.\nBeyond security, PreVeil helps defense contractors meet strict U.S. federal cybersecurity compliance requirements—most notably the Cybersecurity Maturity Model Certification (CMMC), which is required to do business with the Department of Defense. More than 2,500 defense customers rely on PreVeil, and over 60 have successfully achieved certification, placing PreVeil among the most proven platforms in this space.\nWe’re seeking a Lead Software Engineer, Client Platforms to join our team. We’re scaling our end-to end-encryption product, and we need people who can design and build secure, distributed applications and protocols. The core software is in Python/Go, and runs on Windows, macOS, and web clients.\nKey Responsibilities:\n·Design, develop, and maintain high-performance applications and APIs running onWindows, macOS, and web clients.\n·Apply software engineering best practices and distributed systems thinking to thedomains of file synchronization and identity management.\n·Ensure the security and reliability of our applications through secure coding techniques.\n·Diagnose and resolve issues related to performance, scalability, and reliability.\n·Collaborate with engineering, product, design, and infrastructure teams during feature development.\n·Guide and mentor junior engineers by providing insightful code review and designreview feedback.\nQualifications:\n·BS or MS in Computer Science or related field, or equivalent practical experience.\n·Solid understanding of software engineering principles, data structures, and algorithms.\n·Minimum of 5 years of experience developing a commercial product with a clientcomponent.\n·Strong understanding of API interfaces and Go and/or Python.\n·Familiarity with relational database design and management (e.g., SQL, databaseindexes, SQLite).\nPreferred Skills:\n·Experience building user applications on macOS (swift) or Windows (C++) interactingwith network and file systems (e.g., file storage, access control, sockets).\n·Strong understanding of cryptographic fundamentals (e.g., public-private key encryption, symmetric encryption, digital signatures).\n·Understanding of secure identity verification and authentication mechanisms (e.g.,PKI, WebAuthn).\n·Familiarity with distributed systems (e.g., replication, consistency models, fault\ntolerance, coordination algorithms)What We Offer:\n\nOpportunity to work on meaningful problems that improve privacy and security foreveryone.\n\n·Competitive salary and equity package.·Health and dental insurance\nA team of highly motivated, mission-driven professionals\n\nOriginally posted on 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