{"id":194797,"url":"https://alion.io/job/caci-international-mongo-database-engineer","title":"Mongo Database 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":386,"ghost_share":0.632,"stale_share":0.153,"repost_share":0.754,"time_to_fill_p50_days":48,"computed_at":"2026-10-31T05:58:55Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Linthicum Heights, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":105100,"max":231100,"currency":"USD","period":"year","gross":null,"usd_annual":231100},"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":"Azure","optional":false},{"name":"Django","optional":false},{"name":"Docker","optional":false},{"name":"ElasticSearch","optional":false},{"name":"Flask","optional":false},{"name":"Hadoop","optional":false},{"name":"MariaDB","optional":false},{"name":"MongoDB","optional":false},{"name":"Python","optional":false},{"name":"Spark","optional":false},{"name":"SQL","optional":false},{"name":"Swagger","optional":false}],"status":"live","first_seen_at":"2026-05-14T00:00:00Z","employer_posted_date":"2026-05-14","last_verified_at":"2026-10-31T08:10:14Z","board_verified":true,"closed_at":null,"days_open":170,"trust":{"level":"ghost","repost_count":5,"flags":["stale","repost"],"days_open":170},"description":"Job Title: Mongo Database EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *Exciting Career Opportunity: Mongo Database Engineer at CACI!\nAre you passionate about cutting-edge technology and national security? CACI is looking for a talented Mongo Database Engineer to join our dynamic team in Linthicum, Maryland. This is your chance to be at the forefront of developing and maintaining secure IT infrastructure for the Intelligence Community, playing a pivotal role in enhancing U.S. intelligence and national security systems.\nWhy Join Us?\nInnovative Environment: Work with the latest technologies and be part of a team that values creativity and innovation.\n\nFlexible Work Arrangement: Enjoy the flexibility of working Hybrid! (subject to active requirement that supports unclassified tasking, eligible after 90 days for new hires).\n\nProfessional Growth: Advance your career with opportunities for learning and development in a supportive and collaborative environment.\n\nMake a Difference: Contribute to critical national security initiatives and be part of a team that values your expertise and contributions.\n\nResponsibilities:\nDesign and implement state-of-the-art database solutions.\n\nEnhance information security through automated processes and continuous monitoring.\n\nCollaborate on critical initiatives to streamline and secure data operations.\n\nAdvance technological solutions vital to national security.\n\nLead the shift from manual to automated system security processes.\n\nDesign, develop, and maintain sophisticated database structures.\n\nCreate efficient workflows and provide timely solutions for system updates.\n\nDevelop database parsers and loaders to optimize data management.\n\nBuild and test Python-based ReST endpoints and microservices using Django and Flask.\n\nProvide subject matter expertise tuning and optimizing an existing Mongo implementation.\n\nQualifications:\nRequired:\nAn active NSA TS/SCI clearance with Polygraph.\n\nBachelor's degree in a technical field (or 5 years equivalent DBE experience).\n\n8+ years of Database Engineering experience on similar projects.\n\nProficiency in Python, MongoDB/MariaDB, Django/Flask, and microservices.\n\nDeep subject matter expertise in MongoDB, Elasticsearch, or similar document-oriented NoSQL database technology.\n\nProven experience as a Database Engineer or similar role.\n\nStrong understanding of database design principles and practices.\n\nExperience with SQL and NoSQL databases.\n\nKnowledge of information security principles and practices.\n\nExcellent problem-solving skills and attention to detail.\n\nAbility to work independently and as part of a team.\n\nStrong communication and collaboration skills.\n\nDesired:\nExperience with Swagger, AWS/C2S, Docker, and version control systems.\n\nAdvanced degree in Computer Science, Information Systems, or a related field.\n\nCertifications such as CISSP, CISM, or similar.\n\nExperience with cloud-based database solutions (e.g., AWS, Azure).\n\nFamiliarity with Agile methodologies and DevOps practices.\n\nExperience with big data technologies (e.g., Hadoop, Spark).\n\nPrevious experience working with the Intelligence Community or in national security roles.\n\nJoin our innovative team and contribute to national security while working with cutting-edge technologies in a flexible and dynamic environment!\nThis position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.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.\nSince this position can be worked in more than one location, the range shown is the national average for the position.\nThe proposed salary range for this position is:\n$105,100-$231,100CACI 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":5773,"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 schedule","Flexible time 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