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ManTech

60 Mantech Data Software Engineer Jobs Hiring Near You

ManTech

Data Engineer

Chantilly, VA · On-site

$114K - $190K/yr

... Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a motivated, career and customer-oriented Data Engineer ...

ManTech

Software Engineer

Fort George G Meade, MD · On-site

Description & Requirements Unlock the secrets of intelligence with MANTECH! Join a dynamic team at ... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ...

ManTech

Software Engineer

Annapolis Junction, MD

$141K - $236K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a motivated, career and customer-oriented Software Engineer to join our team in ...

ManTech

Software Engineer

Fort George G Meade, MD · On-site

$141K - $236K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a motivated, career and customer-oriented Software Engineer to join our team in Fort ...

ManTech

Software Engineer

Washington, DC · On-site

$114K - $190K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a motivated, career, and customer-oriented Software Engineer for a new initiative ...

ManTech

CNO Software Engineer

Hanover, MD

$114K - $190K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD

ManTech

Software Engineer

Columbia, MD

$141K - $236K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a motivated, career and customer-oriented Software Engineer to join our team in ...

ManTech

Software Engineer

Fort George G Meade, MD

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a motivated, career and customer-oriented Software Engineer to join our team in Fort ...

ManTech

Software Engineer

Fort George G Meade, MD

$141K - $236K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a motivated, career and customer-oriented Software Engineer to join our team in Fort ...

ManTech

CNO Software Engineer

Hanover, MD · On-site

$114K - $190K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD.

ManTech

CNO Software Engineer

Hanover, MD · On-site

$91K - $153K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD.

ManTech International

Data Engineer

Chantilly, VA · On-site

$114K - $190K/yr

... Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a motivated, career and customer-oriented Data Engineer ...

ManTech

Data Engineer

Herndon, VA

$141K - $236K/yr

... Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a motivated, career and customer-oriented Data Engineer ...

ManTech

CNO Software Engineer

Hanover, MD

$141K - $236K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD ...

ManTech

Software Engineer

Virginia Beach, VA · On-site

$105K - $177K/yr

Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career ... MANTECH seeks a motivated, career and customer-oriented Software Engineer to join our team in ...

ManTech

CNO Software Engineer

Hanover, MD

$104K - $172K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD ...

ManTech

CNO Software Engineer

Hanover, MD · On-site

$114K - $190K/yr

... IT, Data Analytics and Software Development. Elevate your career and make a difference. Your ... MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD.

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ManTech Jobs Information

Do workers at ManTech get paid breaks?

Yes. Most people get paid breaks.
100% of people say they get paid breaks.
Based on data from 8 people who took the Breakroom Quiz between December 2024 and June 2026.

Does ManTech pay people when they’re sick?

Sometimes. Only some people get paid when they’re sick.
46% of people say they wouldn’t get paid if they were sick but scheduled to work.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and June 2026.

At ManTech, are sick days and vacation days separate paid time off?

Only some people have separate paid time off for sick days and vacation.
45% of people say they have to use vacation days when they’re out sick.
Based on data from 11 people who took the Breakroom Quiz between June 2025 and June 2026.

Is the health insurance from ManTech affordable enough for their workers?

Most people say the health insurance costs are okay.
83% of people say the health insurance costs are okay
Based on data from 6 people who took the Breakroom Quiz between March 2025 and June 2026.

Do people get paid time off at ManTech?

Most people get paid time off work.
100% of people say they get paid time off.
Based on data from 11 people who took the Breakroom Quiz between June 2025 and June 2026.

How far ahead of time do people find out their work schedule?

Most people find out their schedule less than four weeks ahead of time.
  • 80% of people with changing schedules find out their shifts one week or less ahead of time.
  • 20% of people with changing schedules find out their shifts two weeks ahead of time.
  • 0% of people with changing schedules find out their shifts three weeks ahead of time.
  • 0% of people with changing schedules find out their shifts four weeks or more ahead of time.

Based on data from 5 people who took the Breakroom Quiz between March 2025 and March 2026.

Do workers at ManTech worry about hours?

Most people don’t worry about getting enough hours.
100% of people report they don’t worry about getting enough hours.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and March 2026.

Do ManTech workers get to choose the shifts they work?

Some people don’t get to choose which shifts they work.
50% report that they don’t have enough control over which shifts they work.
Based on data from 6 people who took the Breakroom Quiz between December 2024 and March 2026.

How easy is it for ManTech workers to change shifts?

Most people find it easy to change shifts.
80% of people report that it’s easy to change shifts if they need to.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and March 2026.

How easy is it to get time off at ManTech?

Most people find it easy to get time off.
100% of people report it’s easy to get time off.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and June 2026.

Do ManTech managers change schedules at the last minute?

Most managers don’t change people’s schedules at the last minute.
88% of people say their manager doesn’t change their shift schedule at the last minute.
Based on data from 8 people who took the Breakroom Quiz between December 2024 and March 2026.

Do jobs at ManTech spill into time workers aren’t paid for?

Rarely. The job doesn't usually spill into unpaid time.
25% of people report that their job takes up time that they don’t get paid for.
Based on data from 8 people who took the Breakroom Quiz between December 2024 and March 2026.

How easy is it to take sick days at ManTech?

Most people find it easy to take sick days.
100% of people report that it’s easy to take time off if they are sick.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and June 2026.

Is working at ManTech good if you’re a parent or caregiver?

Most parents and caregivers say this is a good place to work.
100% of people who care for a child or other relative report this is a good place to work.
Based on data from 7 people who took the Breakroom Quiz between December 2024 and April 2026.

Do people at ManTech feel treated with respect by their managers?

Most people feel treated with respect by their managers.
93% of people say they’re treated with respect by their managers.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and June 2026.

Do people at ManTech get to take their breaks without interruption?

Most people get breaks without interruption.
85% of people report that they get to take their breaks without interruption.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and June 2026.

Is it stressful to work at ManTech?

Some people feel stressed out here.
46% of people say they often feel stressed out at work.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and June 2026.

Do people at ManTech enjoy their jobs?

Most people enjoy their job.
89% of people report they enjoy their job.
Based on data from 9 people who took the Breakroom Quiz between December 2024 and June 2026.

Do people at ManTech recommend working with their team?

Most people recommend working with their team.
79% of people report that they would recommend working with their immediate team to a friend.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and June 2026.

Do people get enough training when they start at ManTech?

Some people didn’t get enough training when they started.
43% of people report they didn’t get enough training when they started working here.
Based on data from 14 people who took the Breakroom Quiz between December 2024 and June 2026.

Do people get support to advance at ManTech?

Most people are given support to advance their career here.
In the last year, 67% of people report being given support to advance their career here.
Based on data from 12 people who took the Breakroom Quiz between December 2024 and June 2026.

Do people think ManTech’s headquarters understands what’s happening where they work?

Most people think headquarters doesn’t understand what’s happening where they work.
69% of people think that this employer’s headquarters or owners don’t have a good understanding of what’s really happening where they work.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and June 2026.

Do workers feel well informed about how ManTech is doing?

Most people feel well informed about how the company is doing.
69% of people feel that they are kept well informed about how the company is doing as a whole.
Based on data from 13 people who took the Breakroom Quiz between December 2024 and June 2026.
What other companies are hiring for Data Software Engineer jobs?
What are the most popular jobs at Mantech?
What are the most popular categories at Mantech?
Infographic showing various Data Software Engineer job openings at Mantech in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 93% Physical, 1% Hybrid, and 6% Remote job distribution.
Data Engineer

Data Engineer

ManTech

Chantilly, VA • On-site

$114K - $190K/yr

Other

Medical, Life, Retirement, PTO

Posted 11 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

27th of 202 rated software companies

Job description

Description & Requirements
Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we've been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Data Engineer to join our team in Chantilly, VA.
 

The Data Engineer will leverage their development skills and experience to support the successful designing, ingesting, cleansing, transformation, loading, and display of significant amounts of data.
 

Responsibilities include but are not limited to:

  • Designing, implementing, and optimizing data extraction, cleansing, transformation, loading, replication/distribution, and large-scale ingest systems in a Big Data environment.
  • Optimizing all stages of the data lifecycle, from initial planning to ingest through final display and beyond.
  • Developing custom solutions or code to ingest and exploit new and existing data sources.
  • Developing data profiling, deduping logic, and matching logic for analysis.
  • Organizing and maintaining Data Layer documentation while working with data scientists to craft pipelines for AI/ML workflows.
  • Collaborating with teammates, service providers, vendors, and users to develop more efficient methods.
  • Effectively articulating the risks and constraints associated with software solutions based on the environment.
     

Minimum Qualifications:

  • High School Diploma with 4+ years of relevant data engineering, software development, and/or programming experience.
  • Demonstrated data analysis, parsing, and programming language experience such as Python or Java.
  • Significant experience with SQL and database management.
  • Experience with the full data lifecycle, from ingest through display, in a Big Data environment.
  • Hands-on experience with Java-related technologies, such as JDK, J2EE, EJB, JDBC, and/or Spring.
  • Experience with RESTful APIs, data pipelining systems like Apache Airflow, and performing ETL tasks in a Linux environment.
     

Preferred Qualifications :

  • Experience deploying systems that leverage AI/ML technology.
  • Experience publishing results in BI dashboards.
  • Self-starter with excellent people skills able to work across teams and drive change.
     

Clearance Requirements:

  • An active TS/SCI with Polygraph is required for this position.
     

Physical Requirements:

  • Must be able to remain in a stationary position 50% of the time.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.
  • Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $114,600.00-$190,200.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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