Job Description

El Segundo,CA,US
Remote Work:
Job Number:
Software Systems Subject Matter Expert, Senior

The Opportunity:

Do you want to build and help procure and deliver the most advanced ground user equipment for providing personnel with position and timing for navigation during ground operations? Do you want to provide a tangible contribution and application of space-based capabilities within ground operations? You know a good system is more than just a nice-looking interface and data, and you need the right combination of programming expertise to build a user focused solution. As a software expert, you’ll provide Subject Matter Expert (SME) support for PNT procurement efforts in a fast-paced, agile environment. We’re looking for someone like you to build and enhance next generation systems from a production-ready system.

You’ll work with a government team in the procurement of complicated systems for deployment within DoD missions. Focus will be on overseeing the software development for these systems as a government support including reviewing development techniques and processes by vendor teams in the implementation of complicated software. This includes review of all stages of software development from requirement development, software development, software acceptance criteria determination, and verification and validation efforts. In addition, this effort will oversee vendor agile team deployment for system component development as necessary, development of system security, techniques, countermeasures, and low-level or embedded software development and engineering with application to national security interests.

Join us. The world can’t wait.

You Have:  

  • Experience working with requirements from levels such as CDD/TRD and following the flow to Software Requirements Specifications and verification and validation procedures
  • Experience with embedded systems, and software development languages
  • Ability to work with modern DevOps, DevSecOps, or software development toolsets and mechanisms, including tools such as Jenkins, Ant, or Git, and processes for development, unit testing, regression testing, and requirements buyoff on a major development program
  • Secret clearance
  • Bachelor's degree

Nice If You Have:  

  • Experience with GPS or M-GNSS systems and PNT
  • Experience with GPS or spread spectrum communication protocols and the basic PNT mission base
  • Experience working with the GPS Directorate or the SSC Organizational structure
  • Experience with acquisitions
  • Experience with acquisitions for government procurements
  • Knowledge of modern computer languages, including Python, C/C++, or Java
  • Ability to learn and solve problems quickly and creatively
  • Ability to work collaboratively and independently demonstrating initiative to complete complex tasks
  • Master's degree in a STEM field


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.

Create Your Career:

Grow With Us

Your growth matters to us—that’s why we offer a variety of ways for you to develop your career. With professional and leadership development opportunities like upskilling programs, tuition reimbursement, mentoring, and firm-sponsored networking, you can chart a unique and fulfilling career path on your own terms.

A Place Where You Belong

Diverse perspectives cultivate collective ingenuity. Booz Allen’s culture of respect, equity, and opportunity means that, here, you are free to bring your whole self to work. With an array of business resource groups and other opportunities for connection, you’ll develop your community in no time.

Support Your Well-Being

Our comprehensive benefits package includes wellness programs with HSA contributions, paid holidays, paid parental leave, a generous 401(k) match, and more. With these benefits, plus the option for flexible schedules and remote and hybrid locations, we’ll support you as you pursue a balanced, fulfilling life—at work and at home.

Your Candidate Journey

At Booz Allen, we know our people are what propel us forward, and we value relationships most of all. Here, we’ve compiled a list of resources so you’ll know what to expect as we forge a connection with you during your journey as a candidate with us.


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 $81,800.00 to $186,000.00 (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.

Work Model
Our people-first culture prioritizes the benefits of flexibility and collaboration, whether that happens in person or remotely.

  • If this position is listed as remote or hybrid, you’ll periodically work from a Booz Allen or client site facility.
  • If this position is listed as onsite, you’ll work with colleagues and clients in person, as needed for the specific role.

EEO Commitment

We’re an equal employment opportunity/affirmative action employer that empowers our people to fearlessly drive change – no matter their race, color, ethnicity, religion, sex (including pregnancy, childbirth, lactation, or related medical conditions), national origin, ancestry, age, marital status, sexual orientation, gender identity and expression, disability, veteran status, military or uniformed service member status, genetic information, or any other status protected by applicable federal, state, local, or international law.

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