Software Developer, Mid

The Organization: Sierra Management and Technologies, Inc.

Sierra Management and Technologies, Inc. (Sierra), provides industry-leading technologies in software engineering and application development. We solve our nation’s most complex, next-generation modernization and readiness challenges across defense, federal, and commercial markets.

Sierra is a small, disadvantaged, minority-owned business that values its employees who provide superior services and solutions to our customers. Sierra has a proud history of hiring veterans and encourages those who have served in the armed forces to apply.

Sierra is an honored recipient of the following awards:

• Top Workplaces Regional Award
• HIRE Vets Medallion Award
• VETS Indexes Employer Award

About the Role:

The Software Developer, Mid role uses a variety of skills and tools, including various coding languages, Project management, Problem-solving, Critical-thinking, and Proficiency in tool development.

What Makes a Successful Candidate:

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and ability required. Reasonable accommodation may be provided to enable individuals with disabilities to perform essential functions.

Key Responsibilities:

• Lead the development, testing, and maintenance of software applications in a Nucleus Real-Time Operating System (RTOS) environment.
• Architect and implement complex, scalable, and reliable embedded software systems, ensuring high performance and low latency.
• Collaborate with hardware engineers to design and integrate software with custom hardware platforms.
• Oversee the full software development lifecycle, including requirements gathering, design, coding, testing, and deployment.
• Develop and maintain real-time, multitasking, and interrupt-driven applications.
• Troubleshoot and resolve complex software issues, including performance bottlenecks, memory leaks, and system crashes.
• Optimize code for efficient use of system resources such as memory, CPU, and power consumption.
• Ensure software compliance with industry standards and best practices.
• Participate in code reviews, design reviews, and architecture discussions to maintain high-quality development standards.
• Contribute to the development of technical documentation and user manuals.
• Stay current with industry trends and emerging technologies related to embedded systems and real-time software.

Must have:

• 5 years of experience in embedded software development with direct experience working in a Nucleus RTOS environment.
• Proven track record designing and developing complex embedded systems.
• Experience with real-time scheduling, task synchronization, and interrupt handling in a multi-threaded environment.
• Experience in debugging and optimizing embedded software applications.
• Experience with safety-critical standards and practices (e.g., MISRA C, ISO 26262, IEC 61508).
• Familiarity with interrupt handling, multitasking, and scheduling in real-time systems.
• Experience with version control systems like Git.
• Ability to obtain a security clearance

Nice to have:

• Experience leading technical teams and mentoring junior engineers in embedded software development practices.
• Ability to collaborate cross-functionally with hardware engineers, product managers, and quality assurance teams.
• Ability to explain technical concepts to technical and non-technical stakeholders.
• Experience with Linux-based embedded systems and related tools (e.g., Yocto, Buildroot).
• Familiarity with wireless communication protocols (e.g., Wi-Fi, Bluetooth, Zigbee) and IoT systems.
• Knowledge of cloud technologies or integration of embedded systems with cloud platforms (e.g., AWS, Azure).
• Experience with agile development methodologies in embedded systems.
• Knowledge of software safety-critical standards such as DO-178C or ISO 26262.

What to expect in our process

• Apply by submitting a cover letter and resume for the position
• Interview with the Hiring Manager
• Reference checks and Degree Verification
• Offer

We take care of our employees by providing the following perks and benefits:

• Compressed Work Schedules (CWS), Flexible Work Schedules, and Remote Opportunities (depending on the role)
• Medical, Dental, and Vision insurance
• Flexible Spending Account and Health Savings Account
• Dependent care Flexible Spending Account
• Education reimbursement & personal development stipend
• Short-term disability, Hospital Indemnity, Critical Illness, and Accidental Insurance
• 100% Company-paid Life AD&D and Long-term disability
• Generous Paid Time Off policy
• Paid Maternity Leave (after 6 months of employment)
• 11 federally recognized holidays
• 401(k) retirement plan with Sierra contribution
• Employee Assistance Program

Equal Opportunity Statement

Building an inclusive, high-performing team that is diverse across lines of personal identity is integral to our success and we are proud to be an equal-opportunity employer.

This means we do not discriminate against any job applicant or employee because of their race, ethnicity, color, religion, national origin, sex, disability status, genetics, protected veteran status, gender identity or expression, sexual orientation, age, or any other characteristic protected by federal, state, or local laws. This applies to all terms and conditions of employment.

We actively strive and evolve to develop and maintain workspaces that are fully inclusive. We encourage candidates from underrepresented groups to apply.

E-Verify Statement

This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment. Employers can only use E-Verify once you have accepted a job offer and completed the I-9 Form.