Software Developer and Administrator, Senior

Booz Allen Hamilton; Suffolk (VA); On-site; USD 87,000 - 198,000; Full time

Job summary

Booz Allen Hamilton is seeking a Software Developer and System Administrator to support DoD missions from Virginia. You will modernize and sustain enterprise applications, implement secure coding practices, and ensure interoperability across approved environments.

The role emphasizes RMF alignment, documentation, and ongoing system improvements. Applicants should bring DoD experience, an active Secret clearance, and a track record of translating mission needs into robust software solutions.

Qualifications

• Experience executing or supporting RMF activities and the ATO lifecycle for DoD information systems.
• Experience translating mission requirements into application features, specifications, or technical designs.
• Experience writing, modifying, and maintaining source code, and developing software design plans, technical analyses, unit tests, test scripts, and supporting documentation.
• Experience evaluating existing systems or components to identify modernization, reuse, integration, or redesign opportunities.
• Experience supporting STIG or RMF-aligned patching, remediation, and compliance workflows.
• Knowledge of secure coding practices.
• Ability to produce and maintain complete software and database documentation, including source code artifacts, deployment instructions, and technical documentation.
• Secret clearance.
• Associate’s degree and 10+ years of experience in software development and cybersecurity, or Bachelor’s degree in CS, Software Engineering, Information Systems Management, or IT and 6+ years of experience in software development and cybersecurity.
• Defense Cyber Workforce Role 451 System Administrator Certification

Responsibilities

• Modernize and improve large-scale DoD-focused software ecosystems by supporting application sustainment, secure coding, remediation tasks, validation testing, and refining codebases.
• Translate requirements into functional software, develop features, support secure changes, perform testing, and update tools to stay secure and aligned with evolving DoD needs.
• Advance enterprise applications enabling training, planning, education, and readiness across DoD organizations.

Skills

RMF experience

Requirements translation

Secure coding

Documentation

Software development

DoD knowledge

Cybersecurity

System administration

Education

Associate degree + 10+ years

Bachelor’s degree in CS/IT + 6+ years

Tools

GSEC

Security+ CE

SSCP

CCNA Security

CISM

CISSP

Job description

Join a culture of empowerment and connectivity.

Develop your craft

Learn the skills you need to accelerate your career.

Discover benefits that your life and work.

Innovate with intention

Build mission-ready tech that protects the nation.

Software Developer and Administrator, Senior

The Opportunity:

As a sof tware developer and systems administrator supporting defense missions, you understand that high-quality systems require secure engineering practices, disciplined development workflows, and an appre cia tion for how technology enables complex operational environments. You think beyond individual tasks, anticipating how your work strengthens enterprise applications that support critical DoD mission functions. We’re looking for a developer like you to help build, enhance, and modernize sof tware tools that support Joint Education and Doctrine, including the Joint Electronic Library and asso cia ted content development tools. These in turn support education, training, readiness, and other mission activities.

You will help the Joint Staff by modernizing and improving large-scale DoD-focused sof tware ecosystems by supporting application sustainment, performing secure coding and remediation tasks, conducting validation testing, refining codebases, and ensuring solutions operate reliably across approved DoD environments. You will help ensure applications meet cybersecurity, interoperability, and performance requirements while aligning development practices with Zero T rus t principles, RMF guidelines, and modern DoD sof tware engineering standards.

In this role, you will translate requirements into functional sof tware, develop and refine application features, support secure sof tware changes, perform testing, and assist with updates that ensure mission tools remain secure, responsive, and aligned with evolving DoD needs. Your work will help advance enterprise applications that enable training, planning, education, and readiness support activities across DoD organizations.

Join us. The world can’t wait.

You Have:

• Experience executing or supporting RMF activities and the ATO lifecycle for DoD information systems
• Experience translating mission requirements into application features, specifications, or technical designs
• Experience writing, modifying, and maintaining source code, and developing sof tware design plans, technical analyses, unit tests, test scripts, and supporting documentation
• Experience evaluating existing systems or components to identify modernization, reuse, integration, or redesign opportunities
• Experience supporting STIG or RMF-aligned patching, remediation, and compliance workflows
• Knowledge of secure coding practices
• Ability to produce and maintain complete sof tware and database documentation, including source code artifacts, deployment instructions, and technical documentation
• Secret clearance
• Associate’s degree and 10+ years of experience in sof tware development and cybersecurity, or Bachelor’s degree in CS, Sof tware Engineering, Information Systems Management, or IT and 6+ years of experience in sof tware development and cybersecurity
• Defense Cyber Work Force Role 451 System Administrator Certification

Nice If You Have:

• Experience in systems administration, administering servers, privileged accounts, system configurations, or enterprise applications
• Experience performing database maintenance, backups, updates, or troubleshooting
• Experience deploying patches, new sof tware, or system updates with validation testing
• Experience producing deployment instructions, configuration baselines, system diagrams, or required technical documentation
• Experience supporting RMF workflows, ATO packages, cybersecurity remediation, or scan response coordination
• Experience supporting Zero T rus t Architecture elements
• Experience supporting DoD enterprise system integration, access control models, or data management processes
• Systems Administration DoD 8140 or DoDM 8140.03 Certification s such as GSEC, Security+ CE, SSCP, CCNA Security, CAP, GSLC, CISM, CASP CE, CISSP, or OS / CE Certification s

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.

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.