Senior Integration Layer Test Engineer

Secure our Nation, Ignite your Future

ManTech holds the distinct honor of being named a "Top 100 Global Technology Company" by Thomson Reuters. ManTech leadership works to continue this high level of industry recognition by affording our employees opportunities to break through barriers. We reinvest in our employees through rich educational opportunities such as 100% paid tuition for qualifying Bachelor's and Master's degrees, extensive training and certification programs enabling our employees to obtain industry recognized skills sets and certifications, as well as Communities of Practice where employees can engage and exchange knowledge as well as a diverse and in-depth range of instruction and resources needed for personal and professional development through our very own ManTech University. In addition to those amazing benefits, ManTech also has a fully dedicated Career Mobility team to provide you with guidance and assistance to continue to grow your career with ManTech.

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech International Corporation, you'll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, we are seeking a motivated, career and team-oriented cybersecurity data engineer in support of the U.S. Department of Homeland Security (DHS) Cybersecurity and Infrastructure Security Agency (CISA) Continuous Diagnostic & Mitigation (CDM) Data Services Program. The CDM Data Services Program is a critical component of CISA's national effort to ensure the defense and resilience of cyberspace.

The CDM Data Services Program mission is to provide a standardized platform to collect, transform, and integrate cybersecurity data from relevant authoritative data sources into a coherent data, delivering actionable information into Agency and Federal Dashboards to identify risk areas in support of mitigation as well as to facilitate coordinated agency and national response to cyber-threats.

This is a remote position where the candidate can work from any location within the United States provided, they are able to work on an eastern time zone schedule.

Integration Test Engineer works with other ManTech service organizations, CISA, and other test representatives to facilitate and support the successful testing of data integration solution. The Test Engineer provides support to various Federal Agencies and is responsible for executing established test plans and creating new ones.

Responsibilities :

• Develop and execute test plans to validate software functionality against requirements and specifications.

• Perform end to end test validation for several products and components primarily testing the data layer and dataflows. Additional test validation may include RESTful services and User Interfaces.

• Develop and maintain test plans, procedures and reports necessary to conduct integration and test activities.

• Development and maintenance of automated tests via script generation, Selenium, etc.

• Conduct test activities such as regression, security, and stress testing to measure system performance.

• Assess or generate system requirements, acceptance criteria and generate detailed defects.

• Work closely with development teams to gain an in-depth level of understanding of the applications, the applications deployment process and troubleshoot defects.

• Troubleshoot and provide support to end users and or external applications.

• Develop and execute automated tests and manual tests to collect metrics and generate artifacts for use by government Independent Verification and Validation (IV&V) testers.

• Work closely with Automation Engineers to develop testing methods.

• Work with internal and external stakeholders to develop and execute a robust strategy for testing.

• Develop and execute approaches that promote efficient, effective software testing methods such as modular, unit, and regression testing.

• Utilize integration tests to validate the implementation of the data requirements in accordance with the Interface Control Document and other documents.

• Create test artifacts including test cases and test reports.

• Facilitate solution testing in ManTech cloud-based lab environments.

Basic Qualifications:

• 3+ years experience in complex data validation, data flow, data parser and hands on database testing (Postgres preferred)

• Experience with developing test plans, procedures, report generation and maintenance.

• Experience with developing exploratory testing, system integration testing, user acceptance testing, regression testing, API testing, and data-driven automated testing scenarios.

• Identify, verify and report defects; perform root cause analysis by inspecting application logs and through use of browser developer tools, etc.

• Knowledge and experience with automated test generation

• Knowledge and experience of RESTful web service testing including the use of Poster/REST Client or similar.

• Experience with Linux OS as well as bash/sh scripts.

• Ability to read and understand XML, JSON, CSV files.

• Experience with writing queries in SQL and other query languages (Elasticsearch KQL)

• Knowledge of big data platforms and formats (Elasticsearch, JSON, data lakes, etc.)

• Understanding of data transformation and normalization

• Experience with using the Jira ticketing system to coordinate issue resolution

• Experience with troubleshooting system defects, user issues and connectivity issues.

• Experience with DHS Continuous Diagnostics and Mitigation (CDM) a plus.

• Ability to adapt to Agile Scrum Software Development methodologies with a cross-functional team approach

• Ability to work well in an independent and team environment.

• Flexibility and ability to complete tasks in a fast paced environment.

• Detailed oriented and excellent problem solving and organizational skills.

• Must be a self-starter and have the ability to think outside the box to design effective solutions.

• Must have excellent verbal and written communication skills as this position will interact with senior level executives.

Security/Clearance Requirements

• Must be a US citizen and pass a background investigation.

• Able to obtain and maintain a DHS Suitability/Entry on Duty (EOD)

Physical Requirements

• Must be able to be in a stationary position more than 50% of the time

• Must be able to communicate, converse, and exchange information with peers and senior personnel

• Constantly operates a computer and other office productivity machinery, such as a computer

• The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

• The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at ~~~. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

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