Ad Hoc LLC

Data Engineer

• Senior Data Engineer serves as an experienced individual contributor within a team, with the expectation that you will continue to develop your leadership, technical guidance, and mentoring skills.
• With minimal oversight from leadership, you will design, build, and optimize scalable data solutions that support business and customer needs while ensuring projects meet scope, schedule, and delivery commitments.
• Contribute to the long-term data strategy of the program, influence architectural decisions, and collaborate closely with software engineers, product managers, analysts, architects, and stakeholders to deliver reliable, secure, and scalable data platforms.
• Serve as the primary data engineering lead for initiatives and utilize strong leadership and communication skills to drive improvements in data engineering processes, platform reliability, and engineering best practices.
• Evaluate and recommend multiple technical approaches to solve complex data engineering and architecture challenges.
• Design, develop, maintain, and optimize scalable data pipelines supporting both batch and real-time processing.
• Design and implement robust ETL/ELT workflows that transform raw data into reliable, consumable datasets.
• Build and maintain scalable data models, data warehouses, and cloud-native data architectures.
• Generate data architecture recommendations and successfully implement approved solutions.
• Ensure data quality, integrity, governance, lineage, security, and observability across data platforms.
• Optimize database performance, query execution, storage strategies, and overall system scalability.
• Diagnose and resolve production issues while implementing long-term improvements to increase system reliability and performance.
• Collaborate with cross-functional teams to translate business requirements into scalable technical solutions.
• Present technical designs, architecture diagrams, and implementation strategies to clients, stakeholders, partners, and engineering teams.
• Champion data engineering best practices, coding standards, automation, and operational excellence.
• Mentor junior engineers through technical guidance, code reviews, design discussions, and knowledge sharing.
• Lead small projects or serve as the technical lead for data engineering initiatives when needed.
• Effectively communicate technical challenges, risks, and progress with engineering teams, leadership, clients, and stakeholders.
• Participate in technical interviews and contribute to hiring decisions.

Senior Data Engineer

Full-stack Engineer

• Responsible for working with leadership to shape the technical direction of the program
• Provides coaching and development to engineering team members
• Serves as a mentor, supporting one or two teams' Engineers in technical direction and career management
• Leads team processes and seeks out best practices
• Develop collaboration skills to partner with key stakeholders
• Participates in interviews with new candidates and develops/grades homework

Lead Engineer, Dynamics 365

Designer

• Senior Designer serves as an experienced individual contributor within a team, with the expectation that you will further develop your leadership, guidance, and mentoring skills.
• You will be responsible for supporting the goal of meeting scope, schedule, and delivery requirements.
• A Senior Designer impacts the long-term goals of the program, while contributing to the development of the program's design strategy.
• Lead UX design work across program workstreams including discovery artifacts, user flows, wireframes, low and high fidelity prototypes, and heuristic evaluations in Figma using federal Design System components
• Drive Design System governance, proposing and validating new components, design tokens, and patterns through the six-step contribution workflow in collaboration with frontend engineers and agency stakeholders
• Conduct and synthesize user research including stakeholder interviews, usability testing, and workflow observations, delivering actionable findings that inform PI planning feature prioritization
• Annotate Figma designs with keyboard navigation, ARIA patterns, focus management, and screen reader labels before sprint planning, ensuring accessibility requirements are defined before code is written
• Collaborate with UX researchers, accessibility specialists, frontend engineers, and product owners to validate designs for technical feasibility and Section 508 compliance before sprint commitment
• Lead competitive analysis and heuristic evaluations, presenting findings and recommendations to federal stakeholders and program leadership
• Facilitate cross-functional design discussions with multi-disciplined teams, translating complex regulatory and policy requirements into clear, user-centered design solutions
• Contribute to and maintain versioned Figma libraries accessible to frontend engineers and software team managers across all program workstreams
• Mentor junior designers with actionable, growth-oriented feedback and lead design critiques that maintain quality and consistency across the program
• Identify design risks and communicate recommendations to mitigate them to program leadership
• Participate in candidate homework evaluations and panel interviews

Senior Designer, Library of Congress

DevOps Engineer

• Acknowledge vulnerability notifications within 24 hours / next business day, triaging into the appropriate SLA response tier (High: 30 days, Medium: 180 days, Low: 360 days)
• Remediate identified system vulnerabilities on a weekly release cadence, including modification, testing, and installation of fixes across all instances; document via release notes, installation guides, and user guides
• Perform security assessments and vulnerability scans using AWS Inspector, AWS Security Hub, Twistlock, or similar tools
• Maintain trusted base images and automate dependency updates (e.g., Renovate Bot); execute container scans in CI/CD pipelines
• Audit and inventory non-Terraformed legacy resources, systematically remediating configuration drift into managed code
• Configure and maintain network boundaries: VPC subnets, security groups, Network ACLs, firewalls, VPN configurations, and route paths
• Maintain development environment readiness: Terraform updates, git repo builds, key/credential validation, and log analysis for AppDev teams
• Coordinate cross-team remediation schedules and story prioritization with AppDev workstreams; participate in on-call rotations supporting Tier 2/3 incident response

DevOps Engineer III – Platform Maintenance, Vulnerability Response

DevOps Engineer III, Platform Maintenance, Vulnerability Response

QA Automation Engineer

• Automate AWS infrastructure provisioning and administrative tasks using Terraform and serverless Lambda functions (EC2, S3, RDS, VPC, IAM roles)
• Develop and maintain Helm charts and declarative configurations to standardize EKS-based deployments
• Build reusable CI/CD templates in GitLab CI/Jenkins for adoption across 5+ AppDev workstreams
• Script automation in Python, Bash, or Go to replace repetitive manual steps with code
• Implement monitoring instrumentation and dashboards (CloudWatch, Prometheus, Grafana); assist in configuring alerts and chat-based system notifications
• Work with developers to debug local environment setups and resolve application-level pipeline issues
• Support cost optimization through right-sizing, reserved instances, and storage audits
• Participate in on-call and production triage rotations, supporting Tier 2/3 incident response

DevOps Engineer III – Cloud Automation, Orchestration

• DevOps Engineer III serves as an emerging individual contributor within a team, expanding your leadership, guidance, and mentoring skills.
• With the support and guidance of leadership, you will be responsible for supporting the goal of meeting scope, schedule, and delivery requirements.
• You will interact with stakeholders and utilize influential skills to drive improvements in DevOps processes and practices.
• Automate AWS infrastructure provisioning and administrative tasks using Terraform and serverless Lambda functions (EC2, S3, RDS, VPC, IAM roles).
• Develop and maintain Helm charts and declarative configurations to standardize EKS-based deployments.
• Build reusable CI/CD templates in GitLab CI/Jenkins for adoption across 5+ AppDev workstreams.
• Script automation in Python, Bash, or Go to replace repetitive manual steps with code.
• Implement monitoring instrumentation and dashboards (CloudWatch, Prometheus, Grafana); assist in configuring alerts and chat-based system notifications.
• Work with developers to debug local environment setups and resolve application-level pipeline issues.
• Support cost optimization through right-sizing, reserved instances, and storage audits.
• Participate in on-call and production triage rotations, supporting Tier 2/3 incident response.

• DevOps Engineer III serves as an emerging individual contributor within a team, expanding your leadership, guidance, and mentoring skills.
• With the support and guidance of leadership, you will be responsible for supporting the goal of meeting scope, schedule, and delivery requirements.
• You will interact with stakeholders and utilize influential skills to drive improvements in DevOps processes and practices.
• Manage blue/green and linear application rollouts with automated rollback to ensure zero-downtime production deployments
• Build and maintain cost-optimization scripts using AWS Compute Optimizer and Cost Explorer to flag and clean up idle resources and orphaned volumes
• Validate data encryption controls at rest (KMS) and in transit (TLS) across databases and cloud storage
• Build and maintain authentication and access-control infrastructure supporting deployments, applying IAM least-privilege policies
• Expand Terraform/IaC coverage across AWS services including EC2, S3, RDS, VPC, Lambda, and IAM
• Support the observability/SRE lead during disaster recovery failover exercises; execute and document DR testing and maintain runbook accuracy
• Provide deployment support to AppDev teams; maintain deployment runbooks as part of the Definition of Done
• Participate in on-call and production triage rotations, supporting Tier 2/3 incident response

DevOps Engineer III, Deployment, Release Safety & Disaster Recovery

• DevOps Engineer III serves as an emerging individual contributor within a team, expanding your leadership, guidance, and mentoring skills.
• You will be responsible for supporting the goal of meeting scope, schedule, and delivery requirements.
• You will interact with stakeholders and utilize influential skills to drive improvements in DevOps processes and practices.
• Manage blue/green and linear application rollouts with automated rollback to ensure zero-downtime production deployments.
• Build and maintain cost-optimization scripts using AWS Compute Optimizer and Cost Explorer to flag and clean up idle resources and orphaned volumes.
• Validate data encryption controls at rest (KMS) and in transit (TLS) across databases and cloud storage.
• Build and maintain authentication and access-control infrastructure supporting deployments, applying IAM least-privilege policies.
• Expand Terraform/IaC coverage across AWS services including EC2, S3, RDS, VPC, Lambda, and IAM.
• Support the observability/SRE lead during disaster recovery failover exercises; execute and document DR testing and maintain runbook accuracy.
• Provide deployment support to AppDev teams; maintain deployment runbooks as part of the Definition of Done.
• Participate in on-call and production triage rotations, supporting Tier 2/3 incident response.

• DevOps Engineer IV serves as a senior individual contributor and technical leader within a team, providing leadership, guidance, and mentoring to other engineers
• You will be responsible for meeting scope, schedule, and delivery requirements, interacting with stakeholders, and driving improvements in DevOps processes and practices across the program.
• Set up and operate monitoring and observability tooling (AWS CloudWatch, Prometheus, Grafana, Loki log aggregation) for real-time visibility into application health, performance, and infrastructure
• Build and maintain "Golden Signals" performance dashboards measuring latency, traffic, errors, and saturation
• Implement the DORA metrics roadmap using Grafana and GitLab analytics to establish performance baselines
• Manage Tier 2/3 production support within strict SLAs: 1-hour initial response, 4-hour critical resolution, 99.9% uptime commitment
• Author Root Cause Analyses within 3 business days of any severity-1 production outage; maintain on-call runbooks and change correlation
• Author and maintain the BCDR plan, including recovery architecture and RTO targets, cross-region replication (RDS, S3), Route 53 routing, and Secrets Manager; coordinate biannual failover drills
• Configure centralized alerting and incident tooling (Jira Service Desk/ServiceNow, Microsoft Teams, AWS Chatbot)
• Implement AWS Auto Scaling and Elastic Load Balancing; deliver sprint performance reports and cost-optimization recommendations
• Support recruiting efforts by evaluating homework assignments and potentially assisting with interviews

DevOps Engineer IV, Operational Resilience, Observability, SRE

• DevOps Engineer IV serves as a senior individual contributor and technical leader within a team, providing leadership, guidance, and mentoring to other engineers.
• You will be responsible for meeting scope, schedule, and delivery requirements, interacting with stakeholders, and driving improvements in DevOps processes and practices across the program.
• Set up and operate monitoring and observability tooling (AWS CloudWatch, Prometheus, Grafana, Loki log aggregation) for real-time visibility into application health, performance, and infrastructure
• Build and maintain "Golden Signals" performance dashboards measuring latency, traffic, errors, and saturation
• Implement the DORA metrics roadmap using Grafana and GitLab analytics to establish performance baselines
• Manage Tier 2/3 production support within strict SLAs: 1-hour initial response, 4-hour critical resolution, 99.9% uptime commitment
• Author Root Cause Analyses within 3 business days of any severity-1 production outage; maintain on-call runbooks and change correlation
• Author and maintain the BCDR plan, including recovery architecture and RTO targets, cross-region replication (RDS, S3), Route 53 routing, and Secrets Manager; coordinate biannual failover drills
• Configure centralized alerting and incident tooling (Jira Service Desk/ServiceNow, Microsoft Teams, AWS Chatbot)
• Implement AWS Auto Scaling and Elastic Load Balancing; deliver sprint performance reports and cost-optimization recommendations
• Support recruiting efforts by evaluating homework assignments and potentially assisting with interviews

DevOps Engineer IV – Operational Resilience, Observability, SRE

• Design, build, and maintain automated CI/CD pipelines in GitLab CI and Jenkins with build-once promotion patterns, fail-fast verification, and automated rollbacks across dev, staging, and production
• Create and maintain shared deployment tooling, reusable GitLab CI templates, and Terraform modules that 5+ AppDev delivery teams consume as self-service infrastructure
• Maintain standard, secure base Docker images for Java, Python, and Angular applications; deploy containers on AWS ECS, EKS, or Fargate with zero-downtime patterns
• Enforce pipeline security and quality gates (Trivy container scanning, SonarQube static analysis, Open Policy Agent policy-as-code) at the commit/merge stage
• Mitigate over-privileged IAM configurations using least-privilege standards without disrupting active production services
• Develop the roadmap for and implement DORA metrics (Deployment Frequency, Change Lead Time, Change Failure Rate, MTTR) in the program's CI/CD capabilities
• Author and maintain runbooks, deployment documentation, and architecture documentation; lead knowledge-transfer sessions with engineering teams
• Participate in SAFe ceremonies including PI planning, dependency management, and CI/CD roadmap development
• Support recruiting efforts by evaluating homework assignments and potentially assisting with interviews

DevOps Engineer IV – CI/CD Pipeline, Platform Engineering

• DevOps Engineer IV serves as a senior individual contributor and technical leader within a team, providing leadership, guidance, and mentoring to other engineers.
• You will be responsible for meeting scope, schedule, and delivery requirements, interacting with stakeholders, and driving improvements in DevOps processes and practices across the program.
• Design, build, and maintain automated CI/CD pipelines in GitLab CI and Jenkins with build-once promotion patterns, fail-fast verification, and automated rollbacks across dev, staging, and production.
• Create and maintain shared deployment tooling, reusable GitLab CI templates, and Terraform modules that 5+ AppDev delivery teams consume as self-service infrastructure.
• Maintain standard, secure base Docker images for Java, Python, and Angular applications; deploy containers on AWS ECS, EKS, or Fargate with zero-downtime patterns.
• Enforce pipeline security and quality gates (Trivy container scanning, SonarQube static analysis, Open Policy Agent policy-as-code) at the commit/merge stage.
• Mitigate over-privileged IAM configurations using least-privilege standards without disrupting active production services.
• Develop the roadmap for and implement DORA metrics (Deployment Frequency, Change Lead Time, Change Failure Rate, MTTR) in the program's CI/CD capabilities.
• Author and maintain runbooks, deployment documentation, and architecture documentation; lead knowledge-transfer sessions with engineering teams.
• Participate in SAFe ceremonies including PI planning, dependency management, and CI/CD roadmap development.
• Support recruiting efforts by evaluating homework assignments and potentially assisting with interviews.

DevOps Engineer IV, CI/CD Pipeline, Platform Engineering

Program Manager

• A Program Director is responsible for the executive leadership, management, oversight, financial performance, and strategic growth of a large federal program or portfolio of programs.
• This role provides leadership across delivery, customer engagement, operations, and business growth while overseeing cross-functional teams responsible for delivering modern digital services.
• Own overall program performance, including technical delivery, contractual execution, financial health, staffing strategy, operational excellence, and customer satisfaction across one or more federal programs.
• Manage all aspects of program performance, including technical, contractual, administrative, financial, and operational responsibilities across multiple projects and workstreams.
• Own program P&L, including forecasting, revenue, utilization, gross margin, staffing plans, and overall business performance.
• Serve as the executive relationship owner for senior government stakeholders, building trusted partnerships that strengthen customer satisfaction and long-term business growth.
• Cultivate and maintain strong customer relationships to understand evolving mission needs, maximize customer satisfaction, and communicate program health and strategic direction.
• Lead executive program reviews, governance, risk management, and strategic planning across delivery teams.
• Partner with Product, Engineering, Design, User Research, Accessibility, Security, and Delivery leaders to ensure successful execution of customer outcomes.
• Drive continuous improvement across people, process, and technology.

Program Director

• A Program Director is responsible for the executive leadership, management, oversight, financial performance, and strategic growth of a large federal program or portfolio of programs.
• This role provides leadership across delivery, customer engagement, operations, and business growth while overseeing cross-functional teams responsible for delivering modern digital services.
• A Program Director exhibits strong leadership and influential skills to manage complex contractual, financial, technical, and operational responsibilities while ensuring exceptional customer outcomes.
• This leader serves as a trusted advisor to government stakeholders, mentors delivery leaders, partners closely with Growth and Practice leadership, and drives continuous improvement across people, process, and technology.
• Own overall program performance, including technical delivery, contractual execution, financial health, staffing strategy, operational excellence, and customer satisfaction across one or more federal programs.
• Manage all aspects of program performance, including technical, contractual, administrative, financial, and operational responsibilities across multiple projects and workstreams.
• Serve as the executive relationship owner for senior government stakeholders, building trusted partnerships that strengthen customer satisfaction and long-term business growth.