Demo

Software Engineer Sr Stf

OASYS, INC.
Sunnyvale, CA Full Time
POSTED ON 12/10/2025
AVAILABLE BEFORE 12/9/2030

Software Engineer Sr Stf

OASYS, INC., a Leading-Edge Government contractor, is seeking applicants for a Software Engineer Sr STF position to support our Space customer in Huntsville, Alabama and Sunnyvale, California.

The successful candidate will have experience and/or knowledge of languages such as C or C . Must be a US Citizen; this position will require Final Secret government security clearance prior to starting. This position is located at a facility that requires special access. OASYS, INC is seeking an experienced Embedded Software Architect to be part of a team developing missile defense technology that could forever change our ability to deter and respond to adversity. OASYS, INC. is seeking a full-time Software Engineer. In this role, you will support the software engineering lifecycle following the program Software Development Plan (SDP) to include requirements analysis, object-oriented analysis & design, code & unit test, integration, and support to formal test/delivery.

Basic Qualifications: - Demonstrated experience delivering safety‑critical or mission‑critical embedded software (e.g., aerospace, defense, automotive, industrial). - Deep understanding of low‑level hardware interfaces (UART, SPI, I²C, CAN, MIL‑STD‑1553, SpaceWire, etc.) - Ability to define high‑level software structures, module boundaries, and interface contracts. - Experience with architectural patterns for embedded systems (layered, component‑based, event‑driven, microkernel) - Proven ability to capture, manage, and trace requirements - Proficiency in modeling tools (UML/SysML, Enterprise Architect, IBM Rhapsody) for architecture documentation

Desired Skills: - Experience on programs involving missiles, satellites, launch vehicles, or other high‑reliability platforms - Formal training in software architecture or systems engineering (e.g., TOGAF, SEBoK) - Experience establishing end‑to‑end traceability across hardware, firmware, and verification artifacts in large, multi‑discipline programs - Knowledge of cybersecurity hardening for embedded platforms (secure boot, Trusted Execution Environments, FIPS‑validated crypto) - Exposure to MBSE (Model‑Based Systems Engineering) and SysML integration. Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.

Clearance Level: Secret

Other Important Information You Should Know

Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.

Ability to Work Remotely: Onsite Full-time: The work associated with this position will be performed onsite here in Huntsville, Alabama or Sunnyvale, California.

Work Schedules: OASYS, INC. supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.

Schedule for this Position:9x80 every other Friday off

Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $134,000 - $236,325. For states not referenced above, the salary range for this position will reflect the candidate's final work location. Please note that the salary information is a general guideline only. OASYS, INC. considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.

Pay Rate: The annual base salary range for this position in most major metropolitan areas in California, Massachusetts, and New York is $154,100 - $267,145. For states not referenced above, the salary range for this position will reflect the candidate's final work location. Please note that the salary information is a general guideline only. OASYS, INC. considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.

About OASYS, INC.: Located in Huntsville, Alabama, OASYS, INC. is a technology services and products company dedicated to delivering the right solutions to our government and commercial clients. Our innovative solutions combined with today's technology and our subject matter expertise help to provide full lifecycle support for our client's needs.

Benefits: OASYS, INC. offers a robust benefit plan to include: BC/BS of Alabama Heath & Dental, VSP Vision, Employee Stock Ownership Plan (ESOP), 401-K with Matching, Flexible Spending Account, Tuition Reimbursement, Holidays, Vacation, Short-term/Long-term Disability.

www.oasys-incorporated.com

EOE AA M/F/Vet/Disability Equal Employment Opportunity is the Law: http://www1.eeoc.gov/employers/upload/eeoc_self_print_poster.pdf

 

Salary : $134,000 - $236,325

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Software Engineer Sr Stf?

Sign up to receive alerts about other jobs on the Software Engineer Sr Stf career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$146,673 - $180,130
Income Estimation: 
$176,149 - $220,529
Income Estimation: 
$97,257 - $120,701
Income Estimation: 
$123,167 - $152,295
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at OASYS, INC.

  • OASYS, INC. Huntsville, AL
  • Data Scientist OASYS, INC., a Leading Edge Government contractor in Huntsville Alabama, is seeking applicants for a Data Scientist. Main duties for the Dat... more
  • 5 Days Ago

  • OASYS, INC. Huntsville, AL
  • Data Security Remediation Engineer (Remote) OASYS, INC., a Leading Edge Government contractor in Huntsville Alabama, is seeking applicants for a Data Secur... more
  • 5 Days Ago

  • OASYS, INC. Huntsville, AL
  • Data Security Remediation Lead Engineer (Remote) OASYS, INC., a Leading Edge Government contractor in Huntsville Alabama, is seeking applicants for a Data ... more
  • 5 Days Ago

  • OASYS, INC. Huntsville, AL
  • Software Team Lead OASYS, INC ., a Leading-Edge Government contractor in Huntsville Alabama, is seeking a Software Team Lead to support our ARMY/MDA custom... more
  • 7 Days Ago


Not the job you're looking for? Here are some other Software Engineer Sr Stf jobs in the Sunnyvale, CA area that may be a better fit.

  • SR Partners LLC Milpitas, CA
  • Job Details Position:- System Engineer-Software(Windows ) Location:- Milpitas, CA Duration:- 12 Months Key Responsibilities Develop and maintain customized... more
  • 5 Days Ago

  • Software Guidance & Assistance, Inc. (SGA, Inc.) San Jose, CA
  • Software Guidance & Assistance, Inc., (SGA), is searching for a Sr. Backend Engineer for a contract assignment with one of our premier SaaS clients in San ... more
  • 14 Days Ago

AI Assistant is available now!

Feel free to start your new journey!