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Salary
$116k – $195k per year
Location
In office (El Segundo)
Seniority
Senior · 7+ years exp

Confirmed on the employer's own hiring board on Oct 22, 2026. First seen by Alion on Oct 19, 2026. ManTech scores A on the Alion truth index.

Overview
Company
Impact
Profile match
ManTech is a Virginia company founded in 1968 that provides technology services to United States defence and intelligence agencies. Its work covers cybersecurity, data analytics, cloud and mission systems engineering. The company employs thousands of cleared technologists.

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 and detail-oriented Senior System Safety Engineer to join our team in El Segundo, CA.

The Senior System Safety Engineer will help protect our national security while supporting the USSF Space Systems Command (SSC) Space Access Directorate at Los Angeles Air Force Base. This role is critical to National Security Space (NSS) launch system acquisition and operations, ensuring that mission-critical systems meet all safety and environmental requirements.

You will serve as a technical expert, coordinating orbital safety products and providing essential oversight to identify, assess, and mitigate hazards across the launch lifecycle.

Responsibilities include but are not limited to:

  • Evaluating and updating System Safety documentation, including System Safety Management Plans (SSMP) and Programmatic Environmental Safety and Health Evaluations (PESHE), to ensure compliance with DoD and Air Force requirements
  • Drafting and coordinating orbital safety products for all NSS launches, including Space Debris Assessment Reports (SDARs) and Orbital Debris Mitigation Standard Practices (ODMSP) documentation
  • Providing acquisition support by drafting and assessing safety-related content in Performance Work Statements, Contract Data Requirements List (CDRL) items, and System Performance Requirements Documents
  • Assisting the Debris Characterization (DC) project manager with the coordination of airborne assets to collect data for root cause determination in the event of a catastrophic mishap
  • Performing general system safety tasks, including the interpretation of requirements, assessment of contractor safety submittals, and the development of technical summary reports for customer presentation
  • Interfacing with technical representatives from Range Safety, FFRDC (The Aerospace Corporation), Launch Service Providers, and other Government agencies to ensure mission alignment
  • Conducting Day-of-Launch Mishap Control Center (MCC) operations, including the preparation of documentation, checklists, and real-time operational support

Minimum Qualifications:

  • Bachelor’s degree in Engineering (relevant military or industry experience may be considered in lieu of degree)
  • 7+ years of STEM experience in relevant fields, with at least 3 years of NSSL, Launch/Range, DoD, NASA, or industry equivalent systems safety experience
  • Proven experience interfacing with computer-based database and schedule tools, as well as Adobe Acrobat

Preferred Qualifications:

  • Experience with DoD and Air Force system safety documents such as AFI 91-202, MIL-STD-882E, and AFSPCMAN 91-710
  • Working knowledge of range safety requirements for Space Launch Delta 45 and 30, including Space Vehicle System Safety design and the SSC/AATS Safety Review process
  • Experience with Environmental Compliance/NEPA, Orbital Debris Mitigation Standard Practices, and Nuclear or radiation safety
  • Demonstrated proficiency in utilizing JIRA and Confluence for project management and documentation

Clearance Requirements:

  • Ability to obtain and maintain an active DoD TS/SCI security clearance with a current investigation.

Physical Requirements:

  • Must be able to remain in a stationary position 50%.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $116,400.00-$194,900.00. 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 [email protected] and provide your name and contact information.

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