Software Engineer-Developer 4

Software Engineer-Developer 4

Location: Oklahoma City, Oklahoma (Onsite)

Employment Type: Contract

Role Overview

This position involves the design, development, testing, and maintenance of safety-critical embedded software throughout the full product lifecycle. The role ensures compliance with industry, customer, safety, and regulatory requirements. Key activities include translating system requirements into software architectures, implementing software components, and performing verification and validation activities.

Key Responsibilities

• Design, develop, test, and maintain safety-critical embedded software.
• Translate customer and system requirements into testable software architectures and designs.
• Implement and optimize software components and algorithms for system integration.
• Create and maintain documentation, including requirements traceability, design descriptions, and test plans.
• Lead verification and validation activities such as unit, integration, and system testing.
• Produce certification evidence and safety artifacts.
• Debug and resolve software defects and field issues.
• Perform software project management activities including schedule tracking and risk management.

Required Qualifications

• Experience developing Mission Systems Software Architecture.
• Fluency in both UML and SysML.
• Proficiency in MBSE practice and Model-Driven Software Engineering.
• Ability to translate customer needs into non-functional requirements and quality attributes.
• Knowledge of software architecture patterns.
• Experience with reverse engineering and refactoring software architecture of legacy code.
• Familiarity with Product Line development and Product Line Software Architecture.

PLEASE NOTE : Candidates must be able to obtain and/or maintain a Department of Defense Secret clearance as a condition and continuation of employment.

Work Environment

This is a full-time, first-shift position located onsite in Oklahoma City, OK. The role follows a 9x80 work schedule.

Compensation & Benefits

A pay rate in the range of $50.00 to $65.00 per hour is offered for this contract position.

We are an equal opportunity employer and welcome applications from all qualified candidates regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

Apex uses a virtual recruiter as part of the application process. Click here for more details.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at [email protected] or View phone number on click.appcast.io.

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or View phone number on click.appcast.io. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

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