{"id":1471759,"url":"https://alion.io/job/peraton-data-engineerisse","title":"Data Engineer/ISSE","company":{"id":722,"name":"Peraton","domain":"peraton.com","url":"https://alion.io/company/peraton","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chantilly, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":176000,"max":282000,"currency":"USD","period":"year","gross":null,"usd_annual":282000},"salary_estimate":null,"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"ETL/ELT","optional":false},{"name":"JavaScript","optional":false},{"name":"LLM","optional":false},{"name":"Neo4j","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-09-29T16:27:44Z","employer_posted_date":"2026-09-29","last_verified_at":"2026-09-29T16:27:44Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Responsibilities\nOverview We are seeking a highly skilled Data Engineering Specialist with strong Information Systems Security Engineer (ISSE) experience to design, secure, and optimize mission-critical cloud and data solutions. This role blends system engineering, secure cloud architecture, advanced analytics, ETL/AI-ML data engineering, virtualization technologies, and modern development practices. The ideal candidate has experience operating in classified AWS environments, developing with Cypher/Python/Java/JavaScript, and working with Neo4j graph technologies, while communicating complex concepts effectively to diverse stakeholders.\nKey Responsibilities:\nInformation Systems Security Engineering (ISSE)\nLead and execute ISSE activities across the full system lifecycle, including security architecture development, security control selection/implementation, and ensuring compliance with NIST and customer-specific security requirements.\nDevelop, maintain, and update A&A/ATO documentation including SSPs, POA&Ms, test procedures, compliance evidence, and continuous monitoring artifacts.\nConduct routine system security scans, vulnerability assessments, patch/update actions, and remediation workflows for cloud and on-premises systems.\nIntegrate security-by-design principles into system architectures, data flows, ETL pipelines, and mission workflows.\nPartner with system engineers, developers, and mission customers to align technical solutions with accreditation requirements, classification constraints, and operational risk considerations.\nData Engineering\nDesign, build, and optimize ETL pipelines, including data flows supporting AI/ML/LLM projects and large-scale analytics.\nPerform functional and technical analysis, internal control and risk analysis, cost estimation, timeline assessments, and trade studies supporting mission solutions.\nApply system engineering disciplines and concepts of operations across cross-organizational environments, ensuring secure and scalable system design.\nClean, preprocess, analyze, and visualize medium-to-large datasets using modern analytic and statistical methods.\nBuild and optimize Neo4j graph database solutions including schema design, relationship modeling, and efficient Cypher query development.\nDevelop software components in Cypher, Python, Java, or JavaScript following secure development practices.\nCollaborate within Agile development frameworks and contribute to iterative planning cycles, sprint activities, and CI/CD processes.\nMaintain documentation for datasets, queries, security artifacts, engineering decisions, and developed software components.\nQualifications\n Active TS/SCI with relevant polygraph\nMinimum of 8 years with BS/BA; Minimum of 6 years with MS/MA; Minimum of 3 years with PhD; an additional four years of experience may be considered in lieu of degree\nDemonstrated experience designing, securing, and operating data flow solutions in high-security/classified environments\nStrong ISSE background including A&A/ATO, security architecture, vulnerability analysis, accreditation documentation, and continuous monitoring requirements\nHands-on experience with ETL pipelines, data modeling, activity modeling, and AI/ML-supportive data engineering\nProficiency in at least one programming language (Cypher, Python, Java, JavaScript)\nExperience with graphing database technologies\nDemonstrated experience cleaning, modeling, and visualizing medium-to-large datasets\nAbility to clearly communicate complex technical concepts to both technical and nontechnical audiences\nCustomer-specific experience supporting mission systems or classified programs\nDesired Qualifications\nNeo4j and Cypher query language expertise\nExperience with enterprise data strategy, data governance, stewardship practices, and metadata management\nExperience developing dashboards or system visualizations\nExposure to AI/ML or LLM system engineering and data workflows\nFamiliarity with Agile development frameworks and cloud-native design patterns\nPeraton Overview\nPeraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.\nTarget Salary Range\n$176,000 - $282,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.EEO\nEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.","description_format":"text","description_chars":5478,"description_truncated":false,"requirements":{"experience_years_min":8,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"phd","optional":false},"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","Homeland Security"],"lifecycle":[{"event":"open","at":"2026-09-29T16:27:44Z"}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":3,"reasons":["conf:8","win:early","comp:brand"],"computed_at":"2026-09-30T00:35:25Z"},"pay":{"stated_usd_annual":282000,"is_top_pay":true},"html_url":"https://alion.io/job/peraton-data-engineerisse","json_url":"https://alion.io/job/peraton-data-engineerisse.json","meta":{"generated_at":"2026-09-30T00:35:25Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":422,"day_limit":5000,"remaining_today":4578,"minute_limit":60,"resets_at":"2026-10-01T00:00:00Z"}}}