When you join AIS, you’re joining a mission-driven team that’s passionate about making a difference. You’ll work on projects that matter, alongside industry-leading experts, in an environment that fosters innovation, driving client success, and empowering our team to make a lasting impact. As an employee-owned company, we value collaboration, inclusivity, continuous growth, and shared success.
Employee Ownership: Your contributions directly impact the company’s success, and you share in its achievements.
Continuous Learning: Access to resources, training, and mentorship to support your professional growth.
Inclusive Culture: A workplace where diversity is celebrated, and everyone’s voice is valued.
Mission-Driven Work: Engage in projects that make a meaningful difference for our clients and communities.
What are we looking for?
At AIS, we're looking for more than just skills - we're looking for driven individuals who are passionate about making a difference, eager to grow, and aligned with our core principles.
Working@AIS
At AIS, we are dedicated to providing our employees with diverse opportunities to grow their careers while supporting a variety of impactful projects. For this position, we are seeking a talented individual to join AIS as a Lead Infrastructure Engineer.
Core Knowledge & Skills: Aligns infrastructure strategy to business goals, leads large projects, applies compliance frameworks, designs high availability/disaster recovery and performance optimization patterns, and shapes deployment pipeline design.
Work & Complexity: Directs cross-team programs, performs advanced tuning, implements high availability/failover architectures, leads audits, plans growth, and manages budgets.
Quality & Independence: Delivers high-quality outcomes, sets team standards, introduces innovative solutions, and makes high-impact decisions.
Teamwork & Communication: Leads the engineering team, develops talent, resolves conflicts, and communicates effectively with senior leadership and stakeholders.
Consulting & Engagement: Provides high-level consulting to leadership, builds roadmaps, negotiates vendor contracts, and sponsors innovation initiatives.
The PostgreSQL Database Administrator (DBA) SME will serve as the technical authority for enterprise PostgreSQL environments, leading the design, implementation, optimization, and security of mission‑critical database systems. This role supports high‑availability architectures and compliance‑driven environments, guiding database strategy, performance tuning, and data protection initiatives across the organization.
Key Responsibilities
Serve as the PostgreSQL Subject Matter Expert SME, providing architectural guidance, standards, and best practices
Install, configure, upgrade, and maintain PostgreSQL database clusters, including high availability (HA) and disaster recovery (DR) environments
Design and implement HA/DR solutions using streaming replication, logical replication, and automated failover
Perform database performance tuning, query optimization, and capacity planning for enterprise systems
Coordinate changes to computer databases and ensure operational stability
Manage database security, including roles, permissions, encryption, and auditing
Develop and support backup and recovery strategies, including WAL archiving and Point‑In‑Time Recovery (PITR)
Troubleshoot and resolve database issues, outages, and performance bottlenecks
Automate database administration tasks using scripting languages such as Bash and Python
Plan, coordinate, and implement security measures to safeguard databases
Ensure compliance with applicable security and regulatory standards (e.g., STIG, RMF, NIST)
Required for This Opportunity
Bachelor’s degree in Information Technology, Computer Science, or a related field (or equivalent experience)
Minimum 10 years of experience as a PostgreSQL Database Administrator
Deep expertise in PostgreSQL internals, including WAL, MVCC, vacuuming, and indexing
Strong experience with PostgreSQL replication and clustering technologies
Advanced knowledge of SQL performance tuning and query optimization
Hands‑on experience with backup, recovery, and disaster recovery planning
Experience administering PostgreSQL in cloud environments, including AWS RDS
Familiarity with monitoring and logging tools such as Splunk and AWS CloudWatch
Strong scripting and automation skills (Bash, Python, or similar)
Top Secret Clearance is required.
Nice to Have Skills
Experience supporting large‑scale or mission‑critical enterprise environments
Familiarity with compliance‑driven or regulated systems
Experience documenting database architectures, standards, and operational procedures
Exposure to DevSecOps or Infrastructure‑as‑Code practices
Applied Information Sciences does not discriminate on the basis of race, national origin, religion, color, gender, sexual orientation, age, disability, protected veteran status, or any other basis. Employment decisions are based solely on qualifications, merit, and business needs.
What We Do
AIS (Applied Information Sciences) provides software and systems engineering services to government agencies and businesses across the United States. We specialize in cloud services, DevOps, custom application development, and IT services. Our areas of expertise include custom application development, Microsoft Azure, Amazon Web Services (AWS), Office 365, SharePoint, Dynamics 365, User Experience (UX), business intelligence/advanced analytics and IoT, and Managed Services. Our customers include a broad range of organizations, from start-ups to Fortune 100 companies, and include state and local governments as well as defense and national security agencies. Our analysis-driven approach to solving business problems—combined with our commitment to deadlines and budgets—results in successful projects and long-term relationships with our clients. We're a top-tier cloud partner for Microsoft, Amazon and Equinix with proven capabilities and a track record of success. AIS is a Microsoft gold partner with six competencies and a Microsoft National Solution Provider (NSP). From over 750,000 Microsoft partners, there are less than 50 partners that have been selected for inclusion in the NSP organization. Microsoft chooses partners for this program that have proven capabilities to scale to the needs of large enterprises across the United States. Founded in 1982, AIS is a growing and privately held company headquartered in Reston, Virginia, with offices in Maryland, North Carolina, Ohio, Texas, Indiana, and India. Check out our opportunities at careers.ais.com.
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