Systems Engineer Level 3

Seeking an Experienced Systems Engineer to join the Systems Engineering and Integration Team on one of our client's top programs in Berkeley, MO.


The selected candidate will work with Subject Matter Experts (SMEs) across the program to develop a complex and highly integrated weapons system while embracing the Model Based Systems Engineering (MBSE) and Digital Engineering strategy.


The selected individual will support system architects, engineering SMEs, and other stakeholders in implementing, developing and managing the SE/MBSE approach for the program, in coordination with the System Engineering team and program leadership. The ability to work and lead in a collaborative team environment on-site and across engineering disciplines will be imperative to this role. The selected individual will work in a fast paced, innovative environment where excellent technical, organizational, leadership, written, and verbal communications skills are essential.


Position Responsibilities:

• Lead cross-functional engineering teams in developing systems to meet project/program commitments, including support of deliveries and customer reviews

• Leverage Systems Engineering experience to implement, maintain, and refine the systems engineering approach

• Support the program in implementing MBSE as part of digital engineering to meet customer expectations

• Execute Systems Engineering efforts such as requirements decomposition, system architecture, environments analysis, specification development, trade studies, program planning, interfaces management, risk management, certification planning & execution, verification & test planning, and overall integration and capture them in the MBSE model as appropriate.

• Apply interdisciplinary, collaborative approaches to plan, design, develop and verify complex systems solutions


This position is expected to be 100% onsite. The selected candidate will be required to work onsite.


Basic Qualifications (Required Skills/Experience):

• Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science

• 5+ years of engineering experience

• 4+ years of systems engineering experience


Preferred Qualifications

• Experience with tactical / defense aircraft, mission system, and weapon system development

• Experience with software requirement and verification management

• Experience with verification and/or certification efforts (including supporting military safety critical and/or mission critical system hardware and software certification)

• Experience with Model-Based Systems Engineering (MBSE) tools, such as MSOSA or similar Systems Modeling Language (SysML)-compatible tool for systems architecture and model development

• Experience with DOORS, JIRA, Confluence

• Active Secret Clearance within the last 24 months


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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