Systems Engineer Jobs in Mansfield, TX (NOW HIRING)

Job#: 3039161
Job Description:
Job #: 3039161
Apex Systems is currently hiring a Systems Engineer/Product Owner with one of our defense clients. You will support software development and sustainment efforts for military aircraft support systems.
Project Details / Mission Supported:

• This role combines systems engineering, requirements management, product ownership, and Agile leadership responsibilities. You will work closely with software developers, database engineers, architects, testers, customers, and leadership to define, prioritize, and deliver software capabilities.

Qualified candidates will have the following experience and skills:

• Manage and prioritize product backlogs, user stories, features, and acceptance criteria.
• Analyze and decompose customer requirements into system and software requirements (DOORS/Cameo)
• Utilize DOORS to manage requirements, traceability, and requirement relationships.
• Develop and review systems engineering documentation including Capability Work Packages (CWPs), Interface Control Documents (ICDs), Interface Design Documents (IDDs), and requirements specifications.
• Support Model-Based Systems Engineering (MBSE) activities including development and maintenance of SysML models using Cameo Systems Modeler.
• Create and maintain Activity Diagrams, Block Definition Diagrams (BDDs), Internal Block Diagrams (IBDs), Use Cases, Capabilities, and other system architecture artifacts.
• Develop and maintain requirements traceability between customer, system, subsystem, and software requirements across DOORS and MBSE models.
• Support synchronization and integration of requirements, model elements, verification artifacts, and Requirements Traceability Verification Matrices (RTVMs).
• Perform model reviews, requirements analysis, architecture assessments, and technical documentation reviews to ensure consistency and completeness across engineering baselines.
• Coordinate with software developers, database engineers, architects, testers, customers, and leadership to support program objectives.
• Facilitate Agile ceremonies including sprint planning, backlog refinement, daily standups, sprint reviews, and retrospectives.
• Participate in Program Increment (PI) Planning activities including feature prioritization, dependency identification, risk assessment, and capacity planning.
• Identify, communicate, and coordinate resolution of technical issues, risks, dependencies, and blockers.
• Support software integration efforts involving APIs, databases, and external systems.
• Participate in technical reviews, customer demonstrations, and release planning activities.

Location - Fort Worth, TX
Onsite expectation: Onsite, Mon-Friday, 4x/10 hours
Clearance Level: DoD SECRET
Salary/Pay range: $65-85/hr. DOE
PLEASE NOTE: Candidates must be able to obtain and/or maintain a Department of Defense SECRET security clearance as a condition and continuation of employment*
If you are interested, please apply here or email an updated copy of your resume to
Apex Systems Military & Veteran Programs
At Apex Systems, we are proud to support those who serve. Our commitment to the military community is reflected in our robust veteran hiring initiatives, military-friendly workplace policies, and nationally recognized programs. We value the leadership, discipline, and mission-first mindset that military professionals bring to our team. Join us in continuing your mission.
Why Apex is a Top Choice for Veterans and Military Talent:

• Military-Friendly Employer: Recognized as a Military Friendly Employer for multiple consecutive years.
• Transition Programs: DoD Skill Bridge program with multiple pathway options.
• Veteran Hiring Commitment: We actively partner with multiple veteran and military organizations that specialize in IT upskilling and certification training, helping service members and veterans transition into high-demand tech careers
• Apex Military Network: Internal employee resource group supporting veterans, Guard/Reserve members, and their families.

Apex Benefits Overview
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. 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, 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. 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 Apex team member can provide.
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 or .
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join 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 ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
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 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 or . 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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