{"id":3251804,"url":"https://alion.io/job/caci-international-senior-systems-engineer-3","title":"Senior Systems Engineer","company":{"id":58481,"name":"CACI International","domain":"caci.com","url":"https://alion.io/company/caci-international","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"D","score":47,"open_postings":430,"ghost_share":0.63,"stale_share":0.144,"repost_share":0.749,"time_to_fill_p50_days":48,"computed_at":"2026-10-30T05:48:23Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["King of Prussia, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":108400,"max":227500,"currency":"USD","period":"year","gross":null,"usd_annual":227500},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Cameo Systems Modeler","optional":false},{"name":"GitLab","optional":false},{"name":"IBM DOORS","optional":false}],"status":"live","first_seen_at":"2026-06-03T00:00:00Z","employer_posted_date":"2026-06-03","last_verified_at":"2026-10-30T04:17:12Z","board_verified":true,"closed_at":null,"days_open":149,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":148},"description":"Job Title: Senior Systems EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental US* * *The Opportunity:\nWe are seeking a Senior System Engineer to work with customer analysts to deeply understand daily workflows, operational challenges, and mission needs. A critical part of your role will be translating ambiguous user needs into concrete technical specifications for AI/ML models. You will bridge the gap between the customer's mission domain and our software engineering and AI teams to ensure solutions genuinely address operational pain points.\nThis position offers the opportunity to impact mission operations directly by serving as the voice of the customer throughout the development lifecycle, with additional opportunities to define data pipelines, create UX mockups, and shape system architecture.\nResponsibilities:\nElicit and define stakeholder needs through direct user engagement. \nTranslate stakeholder needs into AI model performance requirements and system specifications.\nDefine data pipelines for AI/ML development and deployment, including multi-network data sourcing, feature engineering, secure data transfer, and establishing data governance with stakeholders.\nDevelop UI/UX mockups based on user interactions to facilitate AI-enabled capabilities and operational workflows.\nPerform end-to-end requirements management including creation, decomposition, traceability, flow-down, verification tracking, and compliance matrices. Develop and execute test procedures to verify AI/ML model performance and system requirements; generate formal test documentation. \nSupport the development, integration, and validation of AI-enabled capabilities by collaborating with cross-functional teams throughout the software development lifecycle. \nParticipate in program milestone events including customer meetings, government testing events, and discrepancy report review boards.\n Qualifications:\nRequired:\nActive TS/SCI U.S. Government Security Clearance with adjudicated Polygraph\n\nBachelor’s degree in computer science, systems engineering, IT, or related engineering field \nAt least 8 years of professional experience working in software development or systems engineering\nDemonstrated excellent interpersonal skills and engagement with virtual teams \nEffective cross-organizational communicator with the ability to work well in a small team and fast paced agile environment \nDeep ability to translate mission requirements into AI/ML model performance specifications including detection rates, false alarm thresholds, feature engineering requirements, and operational constraints \nAbility to mentor other Engineers \nAbility to manage requirements to include requirements traceability \nAbility to develop test procedures that verify requirements \nWorking knowledge of Scrum and Agile Software Development Methodology\nAbility to work at an off-site location \nDesired:\nAt least 2 years of professional experience as an ELINT analyst \nKnowledge of AI/ML concepts, tools, and technology \nExperience with UI/UX design, prototyping tools, or user-centered design methodology \nExperience with using automated tests for formal requirement verification Experience with government Site Acceptance process and procedures Experience in working with software-defined interfaces that use either XML or JSON to both document and implement \nDemonstrated business acumen and ability to balance technical requirements with business needs\nFamiliarity with Cloud Architectures and deployment requirements for US Government \nExperience in the operational deployment of multi-product baselines and functionality \nExperience with Cameo modeling tools \nExperience developing a software architecture using digital tools \nExperience with DOORS or DOOR Next Gen \nExperience with Gitlab \nCurrent IAT Level II or III certification (i.e. Security+, CISSP, or CASP)\n-What You Can Expect:\nA culture of integrity.\nAt CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose - to ensure the safety of our nation.\nAn environment of trust.\nCACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.\nA focus on continuous growth.\nTogether, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.\nPay Range:\nThere are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.\nThe proposed salary range for this position is:\n$108,400 - 227,500 USDCACI is an Equal Opportunity Employer.All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.","description_format":"text","description_chars":5948,"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":["Flexible time off"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Data & Analytics","Military","National Security"],"lifecycle":[{"event":"open","at":"2026-10-25T22:09:51Z"}],"visa":[],"liveness":{"score":13,"band":"cold","label":"Long shot","p_open":1,"p_active":0.469,"p_room":0.28,"age_days":149,"expected_fill_days":48,"reasons":["conf:1","stale_co","urgency","velocity","win:tail","crowd:brand"],"computed_at":"2026-10-30T05:48:23Z"},"pay":{"stated_usd_annual":227500,"is_top_pay":true},"html_url":"https://alion.io/job/caci-international-senior-systems-engineer-3","json_url":"https://alion.io/job/caci-international-senior-systems-engineer-3.json","meta":{"generated_at":"2026-10-30T15:37:11Z","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":3514,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-31T00:00:00Z"}},"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":58481},"rest":"https://alion.io/mcp/rest/get_company?id=58481"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcaci-international-senior-systems-engineer-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%2Fcaci-international-senior-systems-engineer-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%2Fcaci-international-senior-systems-engineer-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/caci-international-senior-systems-engineer-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcaci-international-senior-systems-engineer-3"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3251804}},{"tool":"search_jobs","arguments":{"company":"caci.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3251804},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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