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Modernization Software Engineer

Bah Open
Manassas Full-time Mid-level Software Engineering

At a glance

Mid-level Software Engineering role at Bah. Manassas · full-time · $86,800–$198,000 base.

SalaryStated by Bah
$86,800 – $198,000
Base salary for this role, in USD per year, as published in the posting.
RoleSoftware Engineering
SeniorityMid-level
LocationManassas
EmploymentFull-time
Base pay$86,800–$198,000
PostedSep 17, 2026
Role brief

techroles summary, based on the employer's posting.

What you'll do

  • Examine legacy system complexity and deploy development tools on a small, embedded software team
  • Build and integrate modernized software that replaces legacy code with scalable solutions
  • Work with the client each day to deliver targeted system enhancements
  • Debug and test system-level software written in Rust and C/C++

What you bring

  • At least five years developing software with Rust and C/C++, including debugging, testing and system-level work
  • A bachelor's degree and an active Secret clearance
  • Experience with Linux, plus the ability to work in Windows environments
  • Familiarity with containers and CI/CD, along with Git, SSH, command-line tools and networking basics

Who this fits

This role suits a hands-on mid-level engineer comfortable interpreting sparse or outdated documentation and working with legacy interfaces. You’ll work on a small development team and engage with the client daily. A Secret clearance is required, and candidates must complete a skills assessment to continue.

From the employer

Modernization Software Engineer

The Opportunity:

Are you a driven software developer ready to modernize mission-critical systems that directly impact national defense? As a software engineer, you’ll contribute to transforming legacy code into robust, scalable solutions that help ensure Navy combat systems remain effective. If you’re looking for the chance to make a difference, we need you on our team. This role is more than just coding. You’ll work on a small, embedded software development team that performs hands-on analysis of legacy system complexity, deployment of advanced development tools, and integration of modernized solutions. As an experienced software engineer, you’ll engage with the client daily to execute targeted enhancements.

Work with us as we develop systems to create change for the better.

Join us. The world can’t wait.

You Have:

  • 5+ years of experience with software development with Rust and C/C++, including debugging, testing, and system-level programming

  • Experience with lower-level programming concepts such as memory management, modularity, and design patterns

  • Experience with containerization technologies, including Docker, Podman, or Kubernetes, and CI/CD tooling

  • Experience with Linux

  • Experience with Git, SSH, CLI tooling, and general networking fundamentals

  • Ability to work in both Linux and Windows environments

  • Ability to interpret sparse or outdated documentation and read legacy interfaces

  • Secret clearance

  • Bachelor’s degree

Nice If You Have:

  • Experience with Python for tooling, scripting, and test automation

  • Experience in modernizing legacy software systems

  • Experience with Navy submarine or surface combat systems, including AN/BYG-1, SWFTS, or TI/APB

  • Experience with messaging or streaming systems such as Kafka, NATS, gRPC, or Redpanda

  • Experience with system telemetry frameworks such as Prometheus or Grafana

  • Knowledge of real-time acoustic, sonar, or signal-processing systems

  • Ability to demonstrate an interest in emerging developer tooling, including local LLMs, vector databases, or workflow automation using AI-forward approaches

Clearance:

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; Secret clearance is required.


Skills Assessment
As part of Booz Allen’s skills first hiring process, candidates must complete the required skills assessment to ensure they meet the Basic Qualifications for this role. Candidates must complete the assessment and meet the minimum proficiency threshold to continue in the hiring process.


Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $86,800.00 to $198,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen’s total compensation package for employees. This posting will close within 90 days from the Posting Date.

Identity Statement

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.

Candidate AI Usage Policy

AI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided.

Work Model
Our people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.

  • Remote: If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.

  • Hybrid: If this position is listed as hybrid, you will be expected to work from a Booz Allen facility frequently, in alignment with leadership expectations and the needs of the role. You may also be required to work from or visit a customer facility.

  • Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.

Opportunity

Software Engineering work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Software Engineering$80k+

Find me work

By the team behind techroles.

Find me work
Opportunity

Software Engineering work from LinkedIn, X, Reddit and Upwork, in one list.

Each morning you get everything that fits, strongest first.

Find me work

By the team behind techroles.