C. Mack Solutions ir neliels tehnoloģiju un inženiertehnisko pakalpojumu uzņēmums, kas atbalsta publiskā sektora un aizsardzības organizācijas veiklā programmatūras izstrādē, veiklā pārveidē un tehniskajā izpildē. Uzņēmums, kas dibināts 2005. gadā, sadarbojas ar valsts aģentūrām, tostarp ASV Iekšzemes drošības departamentu un Muitas un robežapsardzības dienestu, lai modernizētu misijai kritiski svarīgas lietojumprogrammas un ieviestu SAFe veiklās darba metodes. ISO 9001 sertificētie procesi palīdz nodrošināt konsekventu kvalitāti, savukārt valsts līgumu mehānismi veicina ilgtermiņa klientu partnerības un sarežģītu publiskā sektora programmu īstenošanu.
Senior Database Engineer, MongoDB
Manage MongoDB and relational databases that support mission-critical federal systems. Design secure, highly available data architectures as part of an Agile Scrum team.
Apraksts
- Support a federal program delivering Agile development and ongoing operations and maintenance for critical systems.
- Act as the Agile Scrum team’s primary data authority.
- Create and document logical and physical data models.
- Advise development teams on schema design, indexing, and data relationships across NoSQL and relational databases.
- Configure, upgrade, and maintain MongoDB environments.
- Build and operate highly available MongoDB infrastructure, including replica sets, sharded clusters, and distributed systems.
- Administer, model, and maintain relational databases such as PostgreSQL and Oracle.
- Continuously tune databases and optimize queries.
- Review execution plans and indexes, and improve MongoDB aggregation pipelines and SQL queries.
- Implement and maintain database security controls for authentication, role-based access, auditing, and encryption.
- Maintain compliance with CBP and DHS security regulations.
- Develop, test, and implement backup, recovery, and disaster recovery plans.
- Automate database deployments, configuration management, patching, and routine maintenance with Python, Bash, and infrastructure-as-code tools.
- Take part in Agile Scrum ceremonies.
- Work with developers, cloud engineers, and government stakeholders to support frequent, short-cycle software releases.
Prasības
- Reside in the DC, Maryland, or Virginia area.
- U.S. citizenship is required.
- Be able to obtain a CBP Public Trust clearance.
- Hold a bachelor’s degree in computer science, software engineering, information technology, or a related technical field.
- Have 5–7 or more years of database administration or engineering experience.
- Have at least 3 years of hands-on experience designing and administering MongoDB environments.
- Know MongoDB architecture in depth, including replica sets, sharded clusters, locking, WiredTiger storage, and transaction handling.
- Have experience designing scalable schemas for document-oriented and relational databases.
- Have working knowledge of relational database administration, schema design, and SQL development.
- Have experience with PostgreSQL, Oracle, or Microsoft SQL Server.
- Be experienced in tuning slow queries, creating compound and partial indexes, and diagnosing SQL and NoSQL performance bottlenecks.
- Be able to write automation scripts in Python, Bash, or PowerShell.
- Have experience configuring database security, including TLS/SSL certificates, Kerberos or LDAP integration, and audit logs.
- Know database STIGs and hardening guidelines.
- Be comfortable using Linux, including RHEL/CentOS, for database host configuration, volume management, and performance monitoring.
Priekšrocības
- Medical insurance
- Dental insurance
- Vision insurance
- Retirement savings plans
- Paid time off
- Other supplemental programs