Acquisition Software Engineer

Remote from: USA
Salary, yearly, USD: 150,900 - 268,500
Department: Software Engineering
Employment type: Full Time,
Job posted: 14 May 2026
Apply before: 14 Jun 2026
Experience level: Senior
Views / Applies: 18 / 5

ManTech delivers technology-driven innovation, develops game-changing solutions, and delivers mission-focused technologies for defense and federal civilian agencies.

Defense & Space
1968

Actively Hiring

AI Summary

MANTECH seeks a part-time Acquisition Software Engineer with an active TS/SCI clearance to support DoD acquisition lifecycle compliance. The role involves providing technical expertise in R&D, acquisition, and sustainment of tactical intelligence systems. Responsibilities include developing engineering documentation, supporting system engineering technical reviews, and coordinating with government project offices. The ideal candidate has 10+ years of software engineering experience and proficiency in multiple programming languages. This remote position requires up to 30 hours per week and occasional travel.

Job Complexity

Easy Hard

AI Insight The role demands a high level of expertise (10+ years) in software engineering, familiarity with DoD 5000 processes, and an active TS/SCI clearance, making it challenging but not the hardest due to part-time nature.

Salary Analysis

AI Insight The offered salary range of $150,900 to $268,500 is above the typical market range for similar roles, which averages $120,000 to $200,000. This reflects the specialized nature of the work and the required security clearance.

Key Skills

Software Engineering DoD 5000 C4ISR Java Python C# Agile Development TS/SCI Clearance System Engineering Acquisition

Cover Letter Sample

Dear Hiring Manager,

I am excited to apply for the Acquisition Software Engineer position at MANTECH. With over 10 years of experience in software engineering and a strong background in DoD 5000 processes, I am confident in my ability to support your Program Management Office effectively. My expertise in Java, Python, and C#, combined with my active TS/SCI clearance, aligns perfectly with the requirements of this role.

I have successfully supported system engineering technical reviews and developed engineering documentation for complex defense systems. My experience with C4ISR systems and agile development ensures I can contribute to the innovative solutions MANTECH delivers. I am particularly drawn to the opportunity to work remotely on a part-time basis while making a meaningful impact on national security.

Thank you for considering my application. I look forward to the possibility of discussing how my skills can benefit MANTECH's mission.

Sincerely,
[Your Name]

Possible Interview Questions

Describe your experience with DoD 5000 acquisition processes and how you have applied them in previous roles.

In my previous role, I supported multiple acquisition programs by ensuring compliance with DoD 5000.01 and 5000.02. I prepared system engineering plans and participated in technical reviews such as SRR, PDR, and CDR. I also coordinated with program offices to manage engineering tasks and ensure milestones were met.

Can you provide an example of a complex software engineering problem you solved involving C4ISR systems?

I worked on a C4ISR system integration where we needed to merge data from multiple sensors. I led the development of a service-oriented architecture that allowed real-time data fusion. This involved using Java and Python to create APIs and ensure interoperability, which improved system responsiveness by 30%.

How do you handle competing priorities when supporting multiple engineering activities and programmatic milestones?

I prioritize tasks based on criticality and deadlines. I use project management tools to track progress and communicate regularly with stakeholders. For example, during a critical design review, I focused on documentation preparation while delegating routine tasks to team members to ensure timely completion.

What is your experience with Agile development methodologies in a defense context?

I have used Agile in several defense projects, adapting it to meet strict security and compliance requirements. I participated in daily stand-ups, sprint planning, and retrospectives. For instance, we used Scrum to develop a geospatial analysis tool, delivering incremental value to the customer while maintaining documentation for DoD reviews.

How do you ensure effective communication and coordination with internal and external stakeholders?

I establish clear communication channels and regular meetings. I provide status updates and technical briefs tailored to the audience. In one project, I coordinated with the government project office and subcontractors, using a shared portal for documentation and holding weekly syncs to resolve issues promptly.

General information

Requisition # R67630 Locations USA-Remote Work Posting Date 05/13/2026 Security Clearance Required TS/SCI Remote Type Fully Remote Time Type Part time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Acquisition Software Engineer to join our team in Stafford, VA.

This position is integrated in the Program Management Office and focused on DoD 5000, acquisition lifecycle compliance. This is a remote, part-time-on-call position that requires an active DoD TS/SCI clearance. The level of effort will not exceed 30 hours per week.

Responsibilities include but are not limited to:

Provide technical expertise in research and development, acquisition and sustainment of innovative tactical intelligence collection, processing, and dissemination equipment.
Support engineering activities and programmatic milestones through the development and review of engineering documentation (System Engineering Plans, Test and Evaluation Master Plans, Interface Control Documents, System Specifications, etc.) and requirements documentation, System Engineering Technical Review briefing materials, configuration management activities and program schedules.
Provide technical support, coordination, and recommendations to the Government Project Office using general software development, system design, system development life cycle principles and/or requirements analysis.
Review detailed technical studies, conduct analysis of current and future requirements relating to design, all phases of testing and fielding, and mission effectiveness.
Support and participate in systems engineering technical reviews (systems requirements review, preliminary and critical design reviews, integration readiness reviews, and system acceptance reviews) through documentation preparation, analysis of criteria, and preparation of briefing materials.
Interface with the Program Office to manage engineering tasks, provide subject matter expertise in acquisition engineering best practices, and analyze technical problems. Develop courses of action and recommend solutions for presentation to leadership.
Coordinate with internal and external stakeholders, support proposal efforts, and facilitate completion of engineering activities and transfer of information resulting in technical successes for the program.

Minimum Qualifications:

Bachelor’s Degree with at least 10 years of related experience as a software engineer. Additional 2 years of experience may be substituted in lieu of degree.
Experience with DoD 5000 processes and requirements.
The experience should show increasing responsibility in development or maintenance of software, system development, system design, and/or information networks.
Experience in at least four of the following: Java, C#, Python, JavaScript, databases, HTML, GIS/geospatial systems, service-oriented architecture, agile development, repository management, code reviews, defect triage, release coordination
Proven experience with C4ISR systems
DoDD 8140/8570 compliant/certified (e.g., current Security+ certification).
Must be able to travel up to 30% per year.

Preferred Qualifications:

Expertise with TAK API and coding , SDR command-and-control, JSDR, CED, MIDB, IBS, MEPED, MINOTAUR, SDR radio data
Knowledge of DoD/USMC garrison and tactical environments.
Knowledge of the software development lifecycle, network/systems design and implementation, virtualization and cloud technologies.
Extensive knowledge with Microsoft Word, Excel, PowerPoint, Visio, and Project.
DAU Engineering (or related field) Level I or higher certification is preferred.
Prior military experience.
Agile SCRUM Master.

Clearance Requirements:

An active DoD TS/SCI is required for this position

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.

The projected compensation range for this position is $150,900.00-$268,500.00. 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 [email protected] and provide your name and contact information.

Apply now >