Senior OneStream Consultant

ManTech delivers innovative technology, consulting services, digital solutions and for our customers’ mission success. We’re 100% focused on the customer mission and since 1968 have worked across the Department of Defense, Federal Civilian, and Intelligence sectors of the United States. ManTech is committed to the professional development of our workforce in our key business areas of Digital Transformation, Full Spectrum Cyber, Mission and Enterprise IT, Data Analytics, and Software Systems Development, as well as with our financial, business, and administrative operations teams.Our Digital Transformation Consulting Division (DTD) specializes in high-end consulting that is solving the federal government’s hardest problems by delivering performance-based and outcome-driven digital transformation solutions. DTD consultants are empowered to innovate, leveraging their subject matter expertise with best-of-breed and emerging technologies to deliver innovative solutions in Financial Management, Human Capital and Mission Support across our Defense, Homeland Security, Federal Civilian, and Intel clients. DTD fosters a culture of integrity, learning and sharing, a love of problem solving and a spirit of service to our agencies we support. We invest in your professional growth and mentor you as you advance to more complex programs, helping you navigate your career path. You'll be joining a team of problem solvers — coders, data enthusiasts, technophiles, domain experts and thought leaders.This position is 100% remote.Responsibilities include, but are not limited to:

Install, configure, analyze, tune, and optimize OneStream solutions on cloud and client infrastructure that meet customer requirements 

Lead scoping and sizing of OneStream server, application, and database installation, configuration, and maintenance

Assist with data analysis, data management, data governance, dashboard monitoring, data quality dashboards, data controls, data lineage, and data mapping

Troubleshoot and optimize security models, event processes, custom dashboards, reports, business rules, and member formulas

Assess data unit, application, and scripting configurations to make recommendations on performance improvements

Train and support customers on accessing OneStream applications

Train and mentor lower-level personnel on OneStream infrastructure and optimization tools/technologies and methodologies

Perform unit, system and interface testing 

Develop and update process documents and training materials 

Apply advanced theoretical knowledge of Computer Science and Engineering principles and concepts in creating, developing, writing, testing, troubleshooting and documenting code and interfaces for various financial management applications using OneStream tools and technologies

Perform unit, stress, system and integration testing associated with the OneStream tool and its corresponding system interface areas and provide guidance to client staff to support these testing activities and achieve successful user acceptance

Assist in identifying and resolving issues and challenges related to OneStream applications in collaboration with the senior consulting team

Collaborate with other members of the development team and project managers to deliver solutions that surpass client expectations while meeting project timelines

Write System Security Plan and technical documents as a part of Authority to Operate package

Remediate vulnerabilities found during ATO to meet compliance standards

Write POAM documentation for all system security plan findings

Implement Single Sign-On for OneStream XF application using PIV card or CAC authentication

Manage upgrades of on premises OneStream XF applications and Microsoft SQL Databases

Basic Qualifications:

8+ years minimum of work experience in systems design, infrastructure, tuning/optimization, cloud, development, and deployment

A minimum of 3 years of SQL experience

A minimum of 2 years of OneStream XF installation, configuration, and optimization experience

Bachelor’s degree in Computer Science, Engineering, Information Systems, Mathematics, Business, Accounting, or related degree

Ability to identify project risks, provide risk mitigation options and escalate to project management to resolve project risks

Ability to contribute to various phases of the software development cycle, including in systems analysis, architecture, design, development, configuration, testing, debugging, and documentation

Excellent communication skills, both written and verbal

Strong analytical and problem-solving abilities

Ability to mentor junior consultants

CompTIA Security Plus certification

Preferred Qualifications:

Experience on SQL Server and/or Oracle databases

VB.NET development experience and/or any object-oriented programming languages

Work experience in a professional services company and/or a consulting firm

Master’s degree in Computer Science, Engineering, or Information Systems

Experience assisting with ATOs

Experience setting up Single Sign-On for applications

Current U.S. Government Secret clearance 

Security Clearance Requirements:

US citizenship with the ability to obtain a Secret clearance