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General information

Requisition #
R66533
Locations
USA-MD-Aberdeen Proving Ground
Posting Date
03/17/2026
Security Clearance Required
TS/SCI
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Senior Systems Engineer to join our team in supporting a large US Government program in Aberdeen Proving Ground, MD.  This is an onsite position.

Responsibilities include but are not limited to:

  • DoD 5000.02 artifacts and documentation.
  • Responsible for applying systems engineering principles throughout the systems lifecycle phases: concept, development, production, utilization, support, and retirement.
  • Interaction with the Government regarding systems engineering technical considerations and for associated problems, issues, or conflicts.
  • Communicates with other TDP project personnel, Government stakeholders, and senior executives.
  • Responsible for the technical integrity, quality, and completeness of work performed and deliverables associated with one or more of the 25 process areas defined by ISO/IEC15288, to include: Technical Process Area, Enterprise Process Area, and Agreement Process Area.
  • Contributes to the development of sections of systems engineering documentation, such as System Engineering Plans, initial capability documents, requirements specifications, and interface control documents.

Minimum Qualifications:

  • Bachelor's degree in STEM field.
  • 7 years of position-relevant work experience.
  • DoD 8570.01-m IAT Level III.
  • Experience with DoD 5000.02 documentation requirements.
  • Experience with use case development and requirements derivation.
  • Experience with developing technical project artifacts.
  • Familiarity with Agile software development process and experience with software engineering processes.

Preferred Qualifications:

  • Bachelor’s degree in systems engineering.
  • Certified Systems Engineering Professional (CSEP), Expert Systems Engineering Professional (ESEP), and DAWIA Systems Engineering Level III.

Clearance Requirements:

  • Must be a US Citizen and able to obtain and maintain a Top-Secret Clearance with SCI eligibility prior to starting this position.

Physical Requirements:

  • Use of computers and an ability for productivity in a government office environment within the APG
  • Ability to travel within the APG to visit various physical customer locations.

The projected compensation range for this position is $141,500.00-$236,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.