--- title: 'Data Engineer - SWE3 at Link, LLC' canonical: 'https://feeny.ai/job/data-engineer-swe3-link-llc-columbia-3g62h3sthv0b' type: 'job' last_seen: '2026-09-07' --- # Data Engineer - SWE3 at Link, LLC - **Company:** Link, LLC - **Location:** Columbia, MD - **Work type:** onsite - **Posted:** 2026-02-17 - **Last confirmed live:** 2026-09-07 - **Apply:** https://jobs.lever.co/linkllc/f3ac2700-40cf-430f-b46e-6b34d26cb0b9 ## Job description Responsibilities: - Design schemas and models in OLAP, graph (Neo4j), and document (Elastic) databases. - Optimize queries and data structures for performance and scalability. - Work with analytics engineers to shape how data supports customer missions. - Implement governance rules to ensure data quality and compliance. Skills Requirements: - Proven experience with OLAP, graph, and document databases. - Strong background in schema design, query optimization, and analytics support. - Ability to translate analytical questions into database design solutions. Nice to Haves: - Experience analyzing cyber security-related data sets (network traffic, OS events). - Knowledge of end-to-end SIGINT collection and analysis systems. - Experience with production CNO capabilities and operations. - General software engineering skills (devops, web applications, ETL, etc.) - Familiarity with Git and GitLab. - Atlassian Tools (Jira, Confluence). 12 yrs, B.S. or 4 additional yrs in place of B.S. ## About Link, LLC ## Company Overview - **One-liner**: Link, LLC is a defense and cybersecurity services company that enables Computer Network Operations (CNO) and provides intelligence solutions to protect U.S. national security information and infrastructure. - **Entity Type**: Private (no public funding rounds found) - **Headquarters**: Not explicitly disclosed, but primary operations appear to be in the Maryland area (Fort Meade, Annapolis Junction, Columbia) – USA - **Founded**: ~1999 (based on “over 25 years of experience” as of 2024 – 2025) - **Founders**: Not publicly available ## Core Business - **Primary industry**: Defense, Cybersecurity, Intelligence (DoD contractor) - **Target customers**: U.S. Department of Defense (DoD), other government agencies, and commercial clients requiring national‑security‑grade cyber and intelligence services - **Mission statement**: “Enabling mission with innovation” – partnering with clients to protect the nation’s security information, systems, and infrastructure. ## Products & Services Link offers a range of technical capabilities, delivered as professional services and engineering support: - **Data Science**: Study data and extract intelligence; machine learning, deep learning, NLP. - **Cryptography Engineering**: Maintain security and integrity of digital communications, including quantum‑computing era challenges. - **High Performance Computing (HPC)**: Process data and perform complex calculations at high speeds. - **Full Stack Software Engineering**: Architect and develop analytic and AI/ML solutions. - **Malware Analysis**: Dissect code to understand how it works; identify vulnerabilities. - **Exploitation Analysis**: Uncover and exploit security vulnerabilities in support of Signals Intelligence. - **CNO Tool Development**: Develop tools to enable actions and intelligence collection; apply reverse engineering. - **Systems Administration / DevOps**: Engineer virtual infrastructures, optimize and automate solutions, deploy new systems. - **Systems Engineering & Test**: Collaborate on designs, validate solutions, automate testing capabilities. ## Market Standing - **Valuation**: Not publicly available (private company) - **Key Metric**: Not publicly available (revenue not disclosed); however, the company maintains a substantial hiring pipeline with multiple open positions across all levels. - **Notable Investors/Partners**: Not publicly available (no external investment rounds found) - **Growth Signals**: Active, ongoing hiring across multiple locations (Ft Meade, MD; Annapolis Junction, MD; Columbia, MD; Honolulu, HI) for roles ranging from entry‑level to senior engineers. The company’s 25‑year tenure and continuous contract work with the DoD indicate stable, long‑term growth. ## Competitive Advantages - **Deep domain expertise**: Over 25 years of experience exclusively in national security, CNO, and signals intelligence. - **Strong benefits package**: Offers a 14% retirement contribution (no match required), 75% of family medical costs covered, $10,000 annual training budget, and a unique “Fringe Benefit” that can be applied to medical subsidies, HSA, 529 plans, hobbies, tech, gaming, etc. - **High retention incentives**: 5 weeks PTO, 12 holidays, 40 hours personal time, 40 hours professional training, 10 days parental leave, and 24 hours emergency leave — all designed to attract and retain cleared talent. ## Strategic Focus - **Current priorities**: Continue to support DoD and intelligence community missions with cutting‑edge CNO, cryptography, AI/ML, and exploitation capabilities. - **Direction for growth**: Expanding into advanced AI/NLP, cloud exploitation, and quantum‑resistant cryptography while maintaining a strong pipeline of cleared technical talent. ## Why Work Here - **Culture**: Mission‑driven environment focused on protecting national security. Employees are described as part of a team that “enables missions and engineers lasting solutions.” - **Work Environment**: On‑site work at secure government facilities (Ft Meade, MD; Annapolis Junction, MD; Columbia, MD; Honolulu, HI). No remote/hybrid options evident from job postings. - **Perks & Benefits**: - 14% employer retirement contribution (no employee match required) - 75% of medical costs covered for entire family (plus Fringe Benefit to subsidize further) - 100% of Long‑Term, Short‑Term, AD&D, and Life Insurance paid by employer - $10,000 annual training budget - 5 weeks PTO + 12 holidays + 40 hours personal time + 40 hours professional training - 10 days parental leave - Monthly morale events: happy hours, go‑karting, axe throwing, brewery tours, curling - **Engineering culture**: Focus on innovation, reverse engineering, and hands‑on technical work. High investment in training and professional development. ## Sources 1. [Link, LLC Homepage](https://www.linkllc.com/home) 2. [Link, LLC Services](https://www.linkllc.com/services) 3. [Link, LLC Benefits](https://www.linkllc.com/benefits) 4. 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