{"id":4178553,"url":"https://alion.io/job/grvty-software-developer-systems-software-6","title":"Software Developer (Systems Software)","company":{"id":4723,"name":"GRVTY","domain":"grvty.com","url":"https://alion.io/company/grvty","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":77,"open_postings":29,"ghost_share":0,"stale_share":0.931,"repost_share":0,"time_to_fill_p50_days":55,"computed_at":"2026-11-12T10:38:37Z"}},"role":"Backend","role_family":"Backend","seniority":null,"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":150000,"max":250000,"currency":"USD","period":"year","gross":null,"usd_annual":250000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Amazon S3","optional":false},{"name":"Apache NiFi","optional":false},{"name":"AWS","optional":false},{"name":"AWS Lambda","optional":false},{"name":"AWS Step Functions","optional":false},{"name":"C++","optional":false},{"name":"Cassandra","optional":false},{"name":"Docker","optional":false},{"name":"DynamoDB","optional":false},{"name":"GitHub","optional":false},{"name":"GitLab","optional":false},{"name":"Kubernetes","optional":false},{"name":"LDAP","optional":false},{"name":"MariaDB","optional":false},{"name":"MATLAB","optional":false},{"name":"MinIO","optional":false},{"name":"Neo4j","optional":false},{"name":"Oracle","optional":false},{"name":"PostgreSQL","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"Unstructured.io","optional":false},{"name":"Amazon ECS","optional":true},{"name":"AWS Fargate","optional":true},{"name":"Azure","optional":true},{"name":"Machine Learning","optional":true},{"name":"Rest API","optional":true},{"name":"Spark","optional":true}],"status":"live","first_seen_at":"2026-11-12T15:33:13Z","employer_posted_date":"2026-11-12","last_verified_at":"2026-11-12T16:49:23Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"What Impact You'll Have\nThe Sponsor's data analytics and collection services provide intelligence products to inform operations, drive collection, solve Sponsor business problems, and support national security needs. The Sponsor specializes in development and maintenance of large-scale innovative solutions to solve the Sponsor's leading challenges in data correlation, aggregation, and graphing. The contractor shall support the advancement of the Sponsor's solution with highly technical software development to meet complex and evolving mission needs. \nWhat You'll be Owning\nGRVTY is seeking a Software Developer (Systems Software) with a TS/SCI + Poly clearance (applicable to this customer) to join one of our top projects in Chantilly, VA.\nWhat You Must Have\nActive TS/SCI with Polygraph Clearance\nDemonstrated experience with designing cloud-native architectures using cloud services such as AWS, Google, IBM, and Oracle\nDemonstrated experience designing and operating big data systems\nDemonstrated experience building and optimizing performance of large scale graph databases (tens of billions of edges) using DynamoDB or new enhanced capabilities\nDemonstrated experience developing and operating graph traversal capabilities using data graphing tool traversal capabilities built upon Apache Gremlin or new enhanced capabilities\nDemonstrated experience developing and operating NoSQL solutions to complex big data applications\nDemonstrated experience in data modeling for performance, partition sharding, record/event aggregation workflows, stream processing, and metrics gathering\nDemonstrated experience designing and operating large-scale serverless geospatial indexes built with GeoMESA\nDemonstrated experience with partition and sort key design and implementation to ensure consistent performance\nDemonstrated experience with aggregation operations to de-duplicate records on continuous data feeds\nDemonstrated subject matter expertise experience with relational databases to noSQL\nDemonstrated experience building and operating high-performance data processing pipelines using Lambda, Step Functions and PySpark\nDemonstrated experience building high quality User Interface/User experiences with the React framework and webGL\nDemonstrated experience designing and operating large scale graph databases using Apache Cassandra\nDemonstrated experience performing in-depth technical analysis of large-scale graph databases to develop implementation strategies for search optimizations\nDemonstrated experience developing technical capabilities for processing, persistence and search of datasets that are collected or maintained using standards common in the Sponsor's community\nDemonstrated experience facilitating engineering discussions across teams representing multiple stakeholders to develop and execute implementation strategies that meet mission needs\nDemonstrated experience developing Machine Learning Operations (MLOps) pipelines for large scale application\nDemonstrated experience maintaining configuration of software using configuration management resources such as GitHub\nDemonstrated experience designing, building and operating big data systems, such as persistence, partitioning, indexing, at scale of trillions of records/events\nDemonstrated experience with Niagara Files (NiFi) applications or new enhanced capabilities\nDemonstrated experience developing and operating Kubernetes infrastructure\nDemonstrated experience supporting engineering efforts that will contribute to delivery of capabilities such as datasets and functionality such as communications, geospatial workflows\nDemonstrated experience implementing DevSecOps and agile development in production environments\nDemonstrated experience with agile software development and testing\nDemonstrated experience with federal security, regulatory and compliance requirements and security accreditation package development\nDemonstrated experience with data security and governance using centralized security controls like LDAP, encrypting the data, and auditing access to the data\nDemonstrated experience with specialized technologies that are optimized for the particular use of the data, such as relational databases, a NoSQL database (Cassandra), or object storage\nDemonstrated experience with Apache, TINKERPOP, GREMLIN and/or JANUSGRAPH to design, develop, implement and maintain system\nDemonstrated knowledge of Graph Database to design, develop, implement and maintain system\nDemonstrated experience with C or C++ to write interfaces\nDemonstrated experience using centralized security controls like LDAP, encrypting data, and auditing access to data\nDemonstrated experience with: Databases: Postgres, MariaDB, ELK, Minio, AWS S3, Neo4j, MongoDB, noSQL\nDemonstrated experience with: Languages: Python (pypi libraries)\nDemonstrated experience with: Operating Systems: Centos7, RockyLinux8\nDemonstrated experience with: Orchestration: Kubernetes, Docker, Docker-Compose, Docker-Swarm\nDemonstrated experience with: Development Tools: vscode, gitlab, jupyterhub/notebooks, MATLAB\nDemonstrated experience with: Environments: large collaboration and development environments\nDemonstrated experience with: Data types: Unstructured, structured, or semi- structured data, including: CSV, JSON, JSONL, AVRO, Protocol Buffers, Parquet, etc\nWhat Would be Nice to Have\nDemonstrated experience with designing cloud-native architectures using Sponsors cloud services\nDemonstrated experience designing and operating big data systems within the Sponsors policy and regulatory environment\nDemonstrated experience developing and operating graph traversal capabilities using the Sponsors data graphing tool traversal capabilities built upon Apache Gremlin\nDemonstrated experience building and operating high performance data processing pipelines using Lambda, Step Functions and PySpark on the Sponsors infrastructure with EMR\nDemonstrated experience working with the Sponsor's enterprise services used for Data Management, including the enterprise catalog service (and associated APIs), and Policy Decision Points (PDPs).\nDemonstrated experience developing Machine Learning Operations (MLOps) pipelines for large scale application in the Sponsor's environment\nDemonstrated experience and understanding of IT Service Management and common SLA measurements\nDemonstrated experience presenting solutions, requirements, and presentations to diverse audiences.\nDemonstrated experience working with container orchestration technologies such as AWS ECS, AWS Fargate, and Kubernetes or other enhanced capabilities available\nDemonstrated experience in managing large operational cloud environments spanning multiple tenants using Multi-Account management, AWS Well Architected Best Practices, and AWS Organization Units/Service Control Policies (OU/SCP).\nDemonstrated experience with Micro-services such as building decoupled systems, utilizing RESTful endpoints and lightweight systems\nDemonstrated experience in total systems perspectives, including a technical understanding of systems and applications relationships, dependencies, and requirements of hardware and software components\nDemonstrated experience consulting with customers to determine present and future user needs\nDemonstrated experience providing frequent contact with customers, traceability within program documents, and the overall computing environment and architecture\nCertifications:\nAWS Certified Solutions Architect\nAWS Machine Learning Certification(s)\nAgile certification\nAzure\nSecurity+\nGSEC\nCCNA\nPay Range: At GRVTY, we understand that compensation is influenced by many factors-such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.\nWe’re proud to offer a work environment that empowers our team to achieve a strong work-life balance. GRVTY provides competitive pay, comprehensive benefits, and meaningful opportunities for professional growth.\nOur benefits package is designed to support the well-being of our employees and their families, and includes coverage in areas such as healthcare, financial wellness, retirement planning, family assistance, continued education, and paid time off.\nVirginia Pay Range\n$150,000 - $250,000\nPay Range: At GRVTY, we understand that compensation is influenced by many factors-such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications.\nWe’re proud to offer a work environment that empowers our team to achieve a strong work-life balance. GRVTY provides competitive pay, comprehensive benefits, and meaningful opportunities for professional growth.\nOur benefits package is designed to support the well-being of our employees and their families, and includes coverage in areas such as healthcare, financial wellness, retirement planning, family assistance, continued education, and paid time off.\nVirginia Pay Range\n$150,000—$250,000 USD\nWhy Choose GRVTY\nThe toughest national security challenges demand vision and ingenuity, not just resources. We deliver mission and technical expertise to outpace our adversaries. We’re purpose-built to tackle the most entrenched, systemic national security issues around the world.\nWe partner with our customers to help them overcome challenges in every corner of technology and defense-including the ones still being explored. Our growing capabilities create complementary advantages, giving on-the-ground operations the edge they need to succeed. We muster everything we have to answer every challenge presented, every day of our lives.\nAt GRVTY, we believe that when our employees thrive, our company thrives. That’s why we offer a comprehensive and competitive benefits package designed to support your well-being, growth, and work-life balance.\n Robust health plan including medical, dental, and vision \n Health Savings Account with company contribution \n Annual Paid Time Off and Paid Holidays \n Paid Parental Leave \n 401k with generous company match \n Training and Development Opportunities \n Award Programs \n Variety of Company Sponsored Events\nEEO Statement\nGRVTY, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran and will not be discriminated against on the basis of disability. \nAnyone requiring reasonable accommodations should email  or call 703-544-7930 with requested details. A member of the HR team will respond to your request within 2 business days.\nKnow Your Rights: Workplace Discrimination is Illegal (eeoc.gov) \nPlease review our current job openings and apply for the positions you believe may be a fit. If you are not an immediate fit, we will also keep your resume in our database for future opportunities.","description_format":"text","description_chars":10920,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":["401k plan","Parental leave","Retirement plans"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","Intelligence"],"lifecycle":[{"event":"open","at":"2026-11-12T16:49:23Z"}],"visa":[{"country":"US","licensed_sponsor":true,"adverts_offering_sponsorship_24m":0,"sanctioned_now":false,"evidence":"H-1B filings in 12 months: 1","filings_12m":1,"filings_prev_12m":0,"green_card_filings_12m":0,"median_offered_wage_usd":137500,"route":null,"cap_exempt":false,"checked_at":"2026-11-12T07:36:15+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)"],"filings_for_role_12m":1}],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":55,"reasons":["conf:1","win:early","comp:brand"],"computed_at":"2026-11-12T18:31:10Z"},"pay":{"stated_usd_annual":250000,"is_top_pay":true},"html_url":"https://alion.io/job/grvty-software-developer-systems-software-6","json_url":"https://alion.io/job/grvty-software-developer-systems-software-6.json","meta":{"generated_at":"2026-11-12T18:31:10Z","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":38932,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":4723},"rest":"https://alion.io/mcp/rest/get_company?id=4723"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fgrvty-software-developer-systems-software-6"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":2,"usd":0.2},"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%2Fgrvty-software-developer-systems-software-6"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fgrvty-software-developer-systems-software-6"},{"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/grvty-software-developer-systems-software-6\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fgrvty-software-developer-systems-software-6"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4178553}},{"tool":"search_jobs","arguments":{"company":"grvty.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4178553},"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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