{"id":2000857,"url":"https://alion.io/job/sprezzatura-senior-integration-engineer","title":"Senior Integration Engineer","company":{"id":3908096,"name":"Sprezzatura","domain":"sprezzmc.com","url":"https://alion.io/company/sprezzatura-2","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"ADP","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":[],"countries":[],"hiring_countries":["US"],"hiring_countries_total":1,"salary":{"min":130000,"max":140000,"currency":"USD","period":"year","gross":null,"usd_annual":140000},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"Java","optional":false},{"name":"Postman","optional":false},{"name":"Python","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"Swagger","optional":false}],"status":"live","first_seen_at":"2026-09-21T17:57:00Z","employer_posted_date":"2026-09-21","last_verified_at":"2026-10-25T10:29:57Z","board_verified":true,"closed_at":null,"days_open":33,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":33},"description":"Position Title: _Senior Integration/API Software Engineer\nLocation: Remote (In the U.S)\nOther Considerations: U.S. Citizen or Permanent Resident (Required)\nPOSITION SUMMARY\nSprezzatura is seeking an experienced Integration / API Software Engineer to support the implementation of a modernized financial and budget application for a federal client.\nThis hands-on technical role will design, develop, test, and support APIs and system integrations connecting modernized capabilities with existing enterprise and legacy applications. You will work closely with platform, data, functional, and testing teams to enable secure, reliable exchange of financial, acquisition, planning, and related enterprise data.\nThe ideal candidate combines strong software/API development skills with knowledge of Federal or VA enterprise systems, legacy applications, data structures, and integration patterns. Prior OneStream experience is not required as you will partner with OneStream technical resources responsible for the platform-side implementation.\nRESPONSIBILITIES\nDesign, develop, test, deploy, and maintain RESTful APIs and system integrations connecting legacy and modern enterprise applications\nAnalyze existing system interfaces, data structures, business rules, and dependencies to support modernization and integration activities\nDevelop and maintain API contracts, interface specifications, data mappings, transformations, and related technical documentation\nDevelop secure, reusable integration components using appropriate programming languages, frameworks, and enterprise integration patterns\nImplement authentication and authorization, input/schema validation, error handling, logging, retries, exception handling, and other controls necessary for reliable integrations\nDevelop data transformation and mapping logic to support information exchange between systems with differing data models and structures\nWork with OneStream developers and data integration resources to define how external data will be exchanged with and consumed by the platform\nSupport data validation, reconciliation, control totals, duplicate detection, and exception processing to ensure interface accuracy and completeness\nDevelop and execute automated API and integration tests and support end-to-end and regression testing\nTroubleshoot interface, API, data, connectivity, and performance issues across integrated systems and support root-cause analysis and resolution\nParticipate in code reviews, configuration/version control, CI/CD processes, release activities, and production support\nCollaborate with architects, developers, BAs, data engineers, security resources, and testers throughout the integration lifecycle\nQUALIFICATIONS\n8+ years of software development or systems integration experience, including significant hands-on API or backend development\nDemonstrated experience designing, developing, and supporting RESTful APIs and enterprise system integrations\nProficiency with Java, C#/.NET, Python, or comparable backend development technologies \nExperience working with JSON, XML, REST, HTTP/HTTPS, and API specifications such as OpenAPI/Swagger\nExperience with API authentication and authorization approaches such as OAuth 2.0, tokens, certificates, or similar enterprise security mechanisms\nExperience with relational databases, SQL, data mapping, transformation, validation, and reconciliation\nExperience implementing robust integration controls including logging, error handling, retries, exception management, and monitoring \nExperience with source/version control such as Git and modern software development practices\nExperience developing or executing automated API/integration tests using tools or frameworks such as Postman/Newman or comparable technologies\nExperience troubleshooting complex interfaces and data exchanges across multiple enterprise systems\nStrong analytical, problem-solving, communication, and collaboration skills\nAbility to meet applicable Federal background investigation/security requirements\nPREFERRED QUALIFICATIONS\nExperience developing or supporting VA enterprise or legacy applications and interfaces. \nKnowledge of VA financial, acquisition, planning, project-management, or IT management systems and associated data\nExperience integrating legacy applications with modern SaaS, cloud, ERP/EPM, or workflow platforms\nExperience with enterprise integration patterns including synchronous/asynchronous interfaces, event-driven processing, scheduled/batch exchanges, and message-based integration\nFamiliarity with DevSecOps, CI/CD, automated quality gates, and secure software development practices\nExperience with Federal security, data protection, auditability, and technical standards\nOneStream or comparable configurable enterprise platform integration experience is beneficial but not required\nWORKING CONDITIONS\nStandard Business hours are Monday through Friday. Occasional extended or weekend hours may be required based on operational needs. Must have reliable internet service that allows for effective telecommuting on remote days.\nPAY RANGE\nThe base salary range for this position is $130,000 to $140,000 annually, depending on geographic work location, relevant experience, skills, education, internal equity, security clearance, and contract requirements. Geographic salary ranges are determined in accordance with the company's compensation practices and represent a good-faith estimate of the compensation for this position at the time of posting.\nBENEFITS\nSprezzatura offers a comprehensive and flexible benefit package to include:\nMedical, Dental, and Vision\nHealth Saving Account (when enrolled in eligible plan) with Company contribution \nCompany paid Life, Accidental Death, Short-term & Long-term Disability\nVoluntary Accident, Hospital Indemnity, & Critical Care Insurance\nVoluntary Medical & Dependent Care Flexible Spending Accounts\nAccrued Paid Time Off & Company Paid Holidays\n401(k) Retirement Plan with Company match\nWORK AUTHORIZATION\nSprezzatura participates in E-Verify and will provide the federal government with your I-9 information to confirm that you are authorized to work in the U.S.\nSprezzatura is a mission-driven, Service-Disabled Veteran-Owned Small Business (SDVOSB) that thrives at the intersection of technology, innovation, and impact. We specialize in secure, scalable, and human-centered digital solutions that accelerate government transformation. Our work spans DevSecOps, health IT modernization, intelligent automation, benefits delivery, and digital communications. We partner with agencies ready to evolve-delivering not just strategy, but measurable execution. Rooted in operational excellence and driven by curiosity, we help our clients navigate complexity with clarity, turning ambitious ideas into real-world outcomes. No buzzwords. Just impact.\nEEO STATEMENT\nSprezzatura is an Equal Opportunity Employer. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, genetic information, protected veteran status, or any other legally protected characteristic. Applicants have the right to discuss, disclose, or inquire about compensation without retaliation. Reasonable accommodations are available for qualified individuals with disabilities.\nThis job description is not intended to be an employment contract and does not guarantee employment for any specific duration.","description_format":"text","description_chars":7457,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity","Retirement plans"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-07T11:27:30Z"}],"visa":[],"liveness":{"score":48,"band":"ok","label":"Likely open","p_open":1,"p_active":0.866,"p_room":0.55,"age_days":33,"expected_fill_days":26,"reasons":["conf:0","velocity","win:tail"],"computed_at":"2026-10-25T05:49:26Z"},"pay":{"stated_usd_annual":140000,"is_top_pay":false},"html_url":"https://alion.io/job/sprezzatura-senior-integration-engineer","json_url":"https://alion.io/job/sprezzatura-senior-integration-engineer.json","meta":{"generated_at":"2026-10-25T13:18:48Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":18892,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-26T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":3908096},"rest":"https://alion.io/mcp/rest/get_company?id=3908096"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsprezzatura-senior-integration-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fsprezzatura-senior-integration-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fsprezzatura-senior-integration-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/sprezzatura-senior-integration-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsprezzatura-senior-integration-engineer"}]}