{"id":1634638,"url":"https://alion.io/job/decisionpoint-corporation-api-support-engineer-tier-3","title":"API Support Engineer (Tier 3)","company":{"id":3863688,"name":"DecisionPoint Corporation","domain":"decisionpointcorp.com","url":"https://alion.io/company/decisionpoint-corporation","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Support","role_family":"Support","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":{"min_usd":60000,"max_usd":115000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":91},"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"ITIL","optional":false},{"name":"Rest API","optional":false},{"name":"Swagger","optional":false}],"status":"live","first_seen_at":"2026-10-01T21:32:28Z","employer_posted_date":"2026-10-01","last_verified_at":"2026-10-19T23:30:33Z","board_verified":true,"closed_at":null,"days_open":18,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":18},"description":"Overview\nDecisionPoint seeks an API Support Engineer (Tier 3) to troubleshoot and resolve complex API, integration, and data flow issues across enterprise applications within a large federal and DoD-aligned mission environment. This senior troubleshooting role supports escalations from Tier 1 and Tier 2 teams, analyzes integration failures, resolves data mapping discrepancies, and provides in-depth diagnostic support for API consumers and backend systems.\nThe API Support Engineer serves as a technical escalation point, partnering with developers, integration engineers, cloud engineers, and system owners to restore service, identify root causes, and ensure resilience across enterprise API workflows.\nThis position is fully remote. \nDuties & Responsibilities\nThe API Support Engineer (Tier 3) will:\nResolve complex API issues escalated from Tier 1 and Tier 2 support, including endpoint failures, schema mismatches, and authentication problems. \nTriage enterprise-wide API incidents involving integrations, middleware, and downstream systems. \nDiagnose data mapping issues, payload inconsistencies, and transformation logic errors. \nWork closely with development and integration teams to reproduce issues and validate fixes. \nSupport incident response by collecting logs, analyzing error patterns, and performing root cause analysis. \nValidate API behavior against OpenAPI/Swagger specifications, schemas, and version requirements. \nAssist in testing API changes, version upgrades, and integration adjustments prior to deployment. \nDocument findings, resolutions, and recurring issue patterns in the enterprise knowledge base. \nParticipate in Change Control Board (CCB) processes when fixes affect production integrations. \nProvide guidance to application teams on API usage, integration best practices, and troubleshooting steps. \nWork with cybersecurity teams when API issues intersect with authentication, authorization, or data security concerns. \nSupport monitoring and alerting improvements for API endpoints and integration workflows. \nQualifications\nClearance Requirement\nMust hold an active Top Secret clearance, supported by a Tier 5 background investigation.\nEducation (Required)\nBachelor’s degree in Information Systems, Computer Science, Software Engineering, or a related technical field.\nExperience (Required)\nMinimum 6 years of experience in API support, backend troubleshooting, or application technical support. \nExperience diagnosing and resolving API defects, schema mismatches, and integration failures. \nExperience working with JSON schemas, OpenAPI/Swagger specifications, and API documentation. \nExperience troubleshooting authentication and authorization flows (OAuth2, SAML, JWT). \nExperience supporting enterprise IT environments, preferably within federal or DoD missions. \nTechnical Knowledge (Required)\nStrong knowledge of REST APIs, endpoint communication, and data structures. \nFamiliarity with middleware, integration layers, and message brokers. \nExperience analyzing logs from API gateways, application servers, or integration pipelines. \nUnderstanding of data mapping, transformation, and error-handling logic. \nFamiliarity with monitoring tools used for API health and performance. \nTechnical Knowledge (Preferred)\nExperience with AWS GovCloud integration patterns. \nKnowledge of event-driven architectures or asynchronous API workflows. \nExperience with scripting or automation to support diagnostics. \nCertifications\nRequired:\nITIL v4 Foundation \nCompTIA Security+ \nPreferred:\nAdditional API or cloud certifications (AWS Developer, API testing, etc.) \nSkills\nStrong problem-solving abilities for complex, multi-system issues. \nExcellent communication skills for interacting with developers, engineers, and stakeholders. \nHigh attention to detail and ability to work through ambiguous technical symptoms. \nAbility to document troubleshooting steps and resolution procedures clearly. \nStrong customer-service orientation with a mission-focused mindset. \nOur Equal Employment Opportunity Policy\nEEO and Affirmative Action Policy: DecisionPoint Corporation is an Equal Employment Opportunity and Affirmative Action employer. It is the policy of DecisionPoint Corporation to provide equal employment opportunity in accordance with all applicable Equal Employment Opportunity/Affirmative Action laws, directives and regulations to all employees and qualified applicants without regard to race, ethnicity, color, religion, national origin, sex, age, disability status, pregnancy, sexual orientation, gender identity, genetic information, protected veteran status, or any other protected status under Federal, State or Local laws.\n Pay Transparency Policy: In accordance with Presidential Executive Order 13665, DecisionPoint Corporation will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.\n Authorization to Share Resume and Personal Information: By expressing your interest and submitting your resume for this position, you authorize DecisionPoint Corporation to share your resume, as well as personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should DecisionPoint Corporation. or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.","description_format":"text","description_chars":6181,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-01T21:32:28Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"Filed H-1B visas in the last two years","filings_12m":0,"filings_prev_12m":1,"green_card_filings_12m":0,"median_offered_wage_usd":null,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":0}],"liveness":{"score":34,"band":"fade","label":"Fading","p_open":1,"p_active":0.61,"p_room":0.55,"age_days":17,"expected_fill_days":14,"reasons":["conf:2","velocity","win:tail","comp:brand"],"computed_at":"2026-10-19T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/decisionpoint-corporation-api-support-engineer-tier-3","json_url":"https://alion.io/job/decisionpoint-corporation-api-support-engineer-tier-3.json","meta":{"generated_at":"2026-10-20T02:21:57Z","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":2632,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-21T00:00:00Z"}},"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":3863688},"rest":"https://alion.io/mcp/rest/get_company?id=3863688"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fdecisionpoint-corporation-api-support-engineer-tier-3"},{"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%2Fdecisionpoint-corporation-api-support-engineer-tier-3"},{"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%2Fdecisionpoint-corporation-api-support-engineer-tier-3"},{"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/decisionpoint-corporation-api-support-engineer-tier-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fdecisionpoint-corporation-api-support-engineer-tier-3"}]}