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ManTech

60 Mantech International Development Engineer Jobs Hiring Near You

ManTech

Principal Cyber Security Engineer

Chantilly, 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 Principal ...

ManTech

Senior CNO Software Engineer

Hanover, MD

$114K - $190K/yr

... Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a highly technical and mission-focused Senior CNO Software ...

ManTech

Principal Cloud Engineer

Chantilly, VA

$141K - $236K/yr

... 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 Principal Cloud Engineer ...

ManTech

Senior CNO Software Engineer

Hanover, MD

$114K - $190K/yr

... Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a highly technical and mission-focused Senior CNO Software ...

ManTech

Electrical Engineer

Hollywood, FL

MANTECH seeks a motivated, career and customer-oriented Electrical Engineer to join our team in ... Plans, conducts, and may supervise research, development, or installation of products and systems ...

ManTech

Software Engineer

Laurel, MD

$128K - $214K/yr

... Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH is seeking a highly motivated and collaborative Software Engineer to ...

ManTech

Data Engineer

Chantilly, VA

$114K - $190K/yr

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 ...

ManTech

Software Engineer

Crane, IN

MANTECH seek a motivated, career and customer-oriented Software Engineer I to join our team in ... Participate in agile development cycles, including sprint planning, stand-ups, and iterative ...

ManTech

Linux Systems Engineer

Fort George G Meade, MD

$128K - $214K/yr

... Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks an experienced and passionate, career and customer-oriented ...

ManTech

Senior CNO Software Engineer

Hanover, MD

$141K - $236K/yr

... Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! MANTECH seeks a highly technical and mission-focused Senior CNO Software ...

ManTech

Automated Software Test Engineer

Stafford, VA

$98K - $163K/yr

The Software Test Engineer will be performing research and analysis on new and existing ... Development opportunities, wellness programs as well as other optional benefit elections. MANTECH ...

ManTech

Expert Test Engineer

Washington, DC · Hybrid

$116K - $194K/yr

... Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH! ***This is for a future opportunity*** MANTECH seeks a career and customer ...

ManTech International

CNO Software Engineer

Hanover, MD · On-site

$91K - $153K/yr

MANTECH seeks a skilled and mission-focused CNO Software Engineer to join our team in Hanover, MD. In this role, you will contribute to the development of advanced CNO capabilities that directly ...

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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 Development Engineer jobs?

What are the most popular jobs at Mantech International?

What are the most popular categories at Mantech International?

Software Assurance Evaluation Engineer

ManTech

Hanover, MD

$165K - $295K/yr

Full-time

Medical, Life, Retirement, PTO

Re-posted 15 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

33rd of 244 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 Software Assurance Evaluation Engineer to join our team in Hanover, MD.

The Software Assurance Evaluation Engineer will leverage their strong technical background and knowledge to support software assurance and security initiatives for a mission-critical organization within the Intelligence Community, focusing on secure and reliable data dissemination through rigorous source code analysis.

Responsibilities include but are not limited to:

  • Utilizing, fine-tuning, and evaluating the suitability of automated Software Assurance (SwA) tools for specific customer environments to maximize detection and minimize false positives.
  • Interpreting SwA tool results to detect vulnerabilities, triage findings, and drive secure coding practices across the development lifecycle.
  • Developing and executing test methodologies, custom scoring criteria, and specific test cases to support and optimize SwA tool analysis.
  • Performing software security assessments and interfacing with clients and developers to recommend effective remediation strategies for identified code vulnerabilities.
  • Creating technical documentation, comprehensive vulnerability test reports, and risk assessments for leadership.
  • Researching and assessing emerging SwA tools and methodologies to continually enhance the team's software security analysis capabilities.

Minimum Qualifications:

  • 15+ years of professional experience (or 13+ years with a Bachelor's degree, or 11+ years with a Master's degree) in Systems Security Engineering, Software Programming, or Computer Science.
  • Strong software analysis or development experience in C/C++ or C#, with the ability to read/analyze Java.

Preferred Qualifications:

  • Experience with technology tools including Klocwork, CodeSonar, Fortify, CodePeer, IDA Pro, or Fortran-Lint.
  • Experience with low-level architectures (x86_64, PowerPC, MIPS), assembly language (ASM), or legacy languages like Ada.
  • Experience with Rust and/or the ability to learn.

Clearance Requirements:

  • An active TS/SCI with Polygraph.
     

Physical Requirements:

  • Must be able to remain in a stationary position 50%.
  • 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 $165,900.00-$295,300.00. 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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