Systems Engineer 3

6K8CI3-Systems Engineer 3 - 645-Systems Engineering Engineer-General

Location: Oklahoma City, Oklahoma (On-site)

Role Overview

This position is for Systems Engineers to support the verification and validation of complex systems. The role involves ensuring that systems verification testing meets success criteria by reviewing requirements, verification criteria, and test directives. The work includes developing data analysis plans and ensuring the test philosophy aligns with customer requirements within the Executive Transport group and other key defense platforms.

Key Responsibilities

• Develop, decompose, and allocate system requirements.
• Perform system logical and functional decomposition and analysis.
• Conduct system architecture, design, and synthesis.
• Manage system verification and validation of requirements.
• Support FAA and Military Certification processes.
• Oversee system analysis and project engineering, including managing Technical Performance Measures, risks, issues, and opportunities.
• Lead and support cross-functional teams, working groups, and program meetings.
• Develop and deliver systems engineering products such as architecture models, requirements databases, and specifications.
• Utilize Model Based Systems Engineering tools like CAMEO, Rhapsody, and DOORS.
• Mentor and coach team members on engineering processes and quality standards.

Required Qualifications

Education: A Bachelor of Science degree in Engineering, Engineering Technology, Computer Science, Data Science, Mathematics, Physics, or Chemistry is required.

Experience: A minimum of 2 years of related work experience or an equivalent combination of technical education and experience is required.

Technical Skills: Experience in System Architecture Development and Modeling tools (e.g., CAMEO/MSOSA, Rhapsody), Requirements Management tools (e.g., IBM DOORS), and verification and validation of requirements is required. This position requires status as a U.S. Person for purposes of Export Compliance.

Preferred Qualifications

• 3+ years of related work experience.
• Experience in ICD development, logical architecture, and specification development.
• Experience with risk, issue, and opportunity management.
• Experience in project engineering and executing system design reviews (SRR, PDR, CDR).
• Experience in systems integration and test, including lab integration, ground test, and flight test.
• Experience in Airworthiness and Certification (FAA, EASA, Military).
• INCOSE Certification.
• Domain knowledge in areas such as MIL Radio, Mission Systems, Networking, Cabin Systems, IFE, LAIRCM, RWR, CMDS, avionics interfaces (ARINC 429), or MIL-STD 1553.

EEO Employer

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. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. 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 Employee Services 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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