Lexington, MA · Hybrid
$75 - $100/hr
Designs, develops, and implements methods, processes, and systems to consolidate and analyze diverse data sets including structured and unstructured. Develop software programs, algorithms, dashboards ...
Lexington, MA · Hybrid
$75 - $100/hr
Designs, develops, and implements methods, processes, and systems to consolidate and analyze diverse data sets including structured and unstructured. Develop software programs, algorithms, dashboards ...
Lexington, MA · On-site
$70 - $95/hr
The candidate will work with team-based VHDL development processes for FPGA-based designs is required, including VHDL development, simulation, verification, synthesis, timing closure and hardware ...
Lexington, MA · On-site
$70 - $95/hr
The candidate will work with team-based VHDL development processes for FPGA-based designs is required, including VHDL development, simulation, verification, synthesis, timing closure and hardware ...
Pay Range: $ 36.76 - $ 55.15/ hr. W2 (WITHOUT BENEFITS) Description: Applies and maintains broad contemporary knowledge of principles and practices associated with the Legal job family (Realty Assets)
Pay Range: $ 36.76 - $ 55.15/ hr. W2 (WITHOUT BENEFITS) Description: Applies and maintains broad contemporary knowledge of principles and practices associated with the Legal job family (Realty Assets)
Duration: 12 months contract Pay Range: $ 56.63 - $99.13/ hr. W2 (WITHOUT BENEFITS) Description: The Senior Project Manager is responsible for the overall planning, direction, management ...
Duration: 12 months contract Pay Range: $ 56.63 - $99.13/ hr. W2 (WITHOUT BENEFITS) Description: The Senior Project Manager is responsible for the overall planning, direction, management ...
The group is seeking a Systems Modeling, Simulation and Analysis Engineer to assist in developing our existing codebases for physics and electronic warfare modelling. These Matlab codebases allow for ...
The group is seeking a Systems Modeling, Simulation and Analysis Engineer to assist in developing our existing codebases for physics and electronic warfare modelling. These Matlab codebases allow for ...
Responsibilities : * Physician will report to the Chief Medical Officer for clinical matters and the Hospital Chief Executive Officer or his or her designee for administrative matters. * Provide ...
Responsibilities : * Physician will report to the Chief Medical Officer for clinical matters and the Hospital Chief Executive Officer or his or her designee for administrative matters. * Provide ...
Responsibilities : * Physician will report to the Chief Medical Officer for clinical matters and the Hospital Chief Executive Officer or his or her designee for administrative matters. * Provide ...
Responsibilities : * Physician will report to the Chief Medical Officer for clinical matters and the Hospital Chief Executive Officer or his or her designee for administrative matters. * Provide ...
Philadelphia, PA · Hybrid
PPD 911 Systems Consultant is a technical position supporting the City's 911 systems and contributes to the continuity of 911 computer services by providing day-to-day technical support and vendor ...
Philadelphia, PA · Hybrid
PPD 911 Systems Consultant is a technical position supporting the City's 911 systems and contributes to the continuity of 911 computer services by providing day-to-day technical support and vendor ...
Lexington, MA · On-site
$75 - $100/hr
Designs, develops, and implements methods, processes, and systems to consolidate and analyze diverse data sets including structured and unstructured. Develop software programs, algorithms ...
Quick apply
Lexington, MA · On-site
$75 - $100/hr
Designs, develops, and implements methods, processes, and systems to consolidate and analyze diverse data sets including structured and unstructured. Develop software programs, algorithms ...
Lexington, MA · On-site
$70 - $95/hr
The candidate will work with team-based VHDL development processes for FPGA-based designs is required, including VHDL development, simulation, verification, synthesis, timing closure and hardware ...
Quick apply
Lexington, MA · On-site
$70 - $95/hr
The candidate will work with team-based VHDL development processes for FPGA-based designs is required, including VHDL development, simulation, verification, synthesis, timing closure and hardware ...
Duration: 12 months contract Pay Range: $ 56.63 - $99.13/ hr. W2 (WITHOUT BENEFITS) Description: The Senior Project Manager is responsible for the overall planning, direction, management ...
Duration: 12 months contract Pay Range: $ 56.63 - $99.13/ hr. W2 (WITHOUT BENEFITS) Description: The Senior Project Manager is responsible for the overall planning, direction, management ...
Lexington, MA · On-site
$75 - $100/hr
• Designs, develops, and implements methods, processes, and systems to consolidate and analyze diverse data sets including structured and unstructured. • Develop software programs, algorithms ...
Lexington, MA · On-site
$75 - $100/hr
• Designs, develops, and implements methods, processes, and systems to consolidate and analyze diverse data sets including structured and unstructured. • Develop software programs, algorithms ...
Duration: 12 months contract Pay Range: $ 48.61 - $ 72.92/ hr. W2 (WITHOUT BENEFITS) Description: • Experienced professional Civil Engineer fully trained and competent to ensure high productivity ...
Duration: 12 months contract Pay Range: $ 48.61 - $ 72.92/ hr. W2 (WITHOUT BENEFITS) Description: • Experienced professional Civil Engineer fully trained and competent to ensure high productivity ...
The law firm is a dynamic, full service law firm specializing in public entity law while serving clients across a wide range of legal needs. We are seeking a Senior Litigation Attorney to represent ...
The law firm is a dynamic, full service law firm specializing in public entity law while serving clients across a wide range of legal needs. We are seeking a Senior Litigation Attorney to represent ...
Pay Rate - 49.28 - 86.25 Description: This position is responsible for the construction and installation of all non-nuclear new and replacement generation which includes but is not limited to ...
Quick apply
Pay Rate - 49.28 - 86.25 Description: This position is responsible for the construction and installation of all non-nuclear new and replacement generation which includes but is not limited to ...
Chattanooga, TN · On-site
$99.13/hr
Duration: 12 months contract Pay Range: $ 56.63 - $99.13/ hr. W2 (WITHOUT BENEFITS) Description: The Senior Project Manager is responsible for the overall planning, direction, management ...
Quick apply
Chattanooga, TN · On-site
$99.13/hr
Duration: 12 months contract Pay Range: $ 56.63 - $99.13/ hr. W2 (WITHOUT BENEFITS) Description: The Senior Project Manager is responsible for the overall planning, direction, management ...
Pay Rate - 61.19 - 91.78 Description: Provides technical leadership, and coordinates, and reviews the work of a small staff of multidiscipline engineers, specialists, technicians, and/or contractor ...
Quick apply
Pay Rate - 61.19 - 91.78 Description: Provides technical leadership, and coordinates, and reviews the work of a small staff of multidiscipline engineers, specialists, technicians, and/or contractor ...
Duration: 12 months contract Pay Range: $ 48.61 - $ 72.92/ hr. W2 (WITHOUT BENEFITS) Description: Experienced professional Civil Engineer fully trained and competent to ensure high productivity in ...
Duration: 12 months contract Pay Range: $ 48.61 - $ 72.92/ hr. W2 (WITHOUT BENEFITS) Description: Experienced professional Civil Engineer fully trained and competent to ensure high productivity in ...
Responsibilities : * Physician will report to the Chief Medical Officer for clinical matters and the Hospital Chief Executive Officer or his or her designee for administrative matters. * Provide ...
Quick apply
Responsibilities : * Physician will report to the Chief Medical Officer for clinical matters and the Hospital Chief Executive Officer or his or her designee for administrative matters. * Provide ...
Chattanooga, TN · On-site
Pay Range: $ 36.76 - $ 55.15/ hr. W2 (WITHOUT BENEFITS) Description: Applies and maintains broad contemporary knowledge of principles and practices associated with the Legal job family (Realty ...
Quick apply
Chattanooga, TN · On-site
Pay Range: $ 36.76 - $ 55.15/ hr. W2 (WITHOUT BENEFITS) Description: Applies and maintains broad contemporary knowledge of principles and practices associated with the Legal job family (Realty ...
$75 - $100/hr
Full-time
Posted 4 days ago
Designs, develops, and implements methods, processes, and systems to consolidate and
analyze diverse data sets including structured and unstructured.
Develop software programs, algorithms, dashboards, information tools, and queries to
clean, model, integrate and evaluate datasets. Keeps abreast of new analytic
methodologies and technologies.
Collaborate with functional business units to drive business solutions and direction.
Key Responsibilities include but not limited to:
Design, implement, and maintain enterprise-scale search solutions using Apache Solr
Develop and optimize semantic search capabilities using vector embeddings and neural
search models
Build custom indexers and indexing pipelines that support vector embeddings alongside
traditional text fields
Implement and tune Approximate Nearest Neighbor (ANN) algorithms for efficient
similarity search at scale
Design and optimize similarity functions (cosine, dot product, Euclidean) for various
search use cases
Build hybrid search systems that combine traditional keyword-based search with vector-
based semantic search
Perform traditional relevancy engineering including query analysis, field weighting,
boosting strategies, and result tuning
Conduct relevancy analysis using quantitative metrics and qualitative evaluation methods
Monitor search performance metrics and implement continuous improvements
Work cross-functionally with product, engineering, and data teams to define search
requirements
Required Qualifications:
5+ years of hands-on experience with Apache Solr or Lucene in production environments
Strong expertise in traditional relevancy engineering including query parsing, field
boosting, function queries, and relevance tuning
Proven experience conducting relevancy analysis using both automated metrics and
manual evaluation techniques
Strong expertise in vector embeddings and their application to semantic search
Proven experience building hybrid search systems that combine keyword and vector-
based approaches
Knowledge of search relevance metrics (NDCG, MRR, precision/recall)
Excellent problem-solving and analytical skills
Strong communication skills and ability to work in collaborative environments
Nice to Have:
Databases and Data Engineering for Big Data
Elasticsearch
Statistical Methods
Clearance:
Candidates should have an active clearance (secret/top secret, etc.) in order to be
considered for this position due to the nature of the work being done. Do not submit
candidates if they do not meet this requirement.
Work Location:
This position has the ability to work hybrid, remote or onsite. Please list which the
candidate prefers in the write up.
Interview Process:
1st round interview will be a Zoom with the hiring manager. 2nd round interview will be
a Zoom with additional team members as needed.
Must Have
Data/Reporting
Data Analysis 5 years
R, Python, SQL, and Machine Language Algorithms and Data Analysis. 5 years
Degree Level
Bachelor's Degree Yes
Experience
Currently holds a Secret Clearance (OR a higher clearance) Yes
Quantitative relevancy analysis and tuning 5 years
Vector embeddings semantic search 5 years
Programming
C/C++, Java, Python, Bash, SQL, Java Script / HTML / CSS, Matlab 5 years
Software Tools
Apache Solr and creating data pipelines for search products 5 years
Nice to Have
Data/Reporting
Databases and Data Engineering for Big Data 0 years
Elasticsearch 0 years
Statistical Methods 0 years
Duration: 6 Months
Security Clearance Requirement: Yes
Security Clearance Level: Active Secret
Location: Lexington, MA 02421
Pay Range: $75-$100 an hour
Requirements
Benefits