Principal / Sr. Principal Systems Engineer - I&T

Requirements:

• We require a bachelors degree in a STEM discipline or related field, along with 5+ years of relevant experience for the principal level, or 8+ years for the senior principal level; a masters degree with 3+ or 6+ years; or a PhD with 1+ or 4+ years.
• We look for demonstrated experience in systems integration and test on complex hardware/software systems, ideally within defense or aerospace.
• We require experience leading lab or bench ownership, test campaigns, or requirements verification efforts.
• We need strong communication and leadership abilities, including the capability to coordinate across multiple teams and brief management and customers on technical status.
• We require an active DoD Secret clearance and the ability to obtain and maintain Special Program Access before starting.
• We require U.S. citizenship.
• We require the ability to work onsite in Baltimore, Maryland.
• We require willingness to work second shift.
• Preferred experience includes tactical radar programs or comparable mission systems.
• Preferred experience includes using configuration management tools and disciplined processes in complex test environments.
• Preferred experience includes directing flight test objectives, no-go criteria, and test configuration.

Responsibilities:

• We lead integration lab and bench ownership, serving as the primary maintainer for one or more SILs, mode benches, or MATE bays.
• We manage bench design updates, maintenance planning, and configuration control for hardware, software, processors, and test equipment.
• We develop and execute LRIP ATP, HW DVT, and SSQT test plans, procedures, and success criteria.
• We define and oversee regression test campaigns for system software, firmware, FESW, BSCT, and related components.
• We coordinate Mode SIL bench operations and flight test preparation and support, including objectives and go/no-go criteria.
• We lead MATE and system integration of new advanced capabilities into SIL and lab environments.
• We ensure integration plans and test strategies support accelerated development and delivery timelines.
• We own configuration management processes for MATE and system test environments, maintaining traceability and controlled change.
• We lead PBS SE requirements verification, including VCRM content, verification documentation, and closure of requirements.
• We troubleshoot hardware and software issues across multiple SILs and benches.
• We coordinate with SIT, TDE, FW, FESW, subsystem I&T, SEC, Mode, and other stakeholders as the main technical contact for integration and test issues.
• We mentor early-career engineers in test design, execution, and verification practices.

Technologies:

• Firmware
• Hardware
• Support
• SAP

More

We are Northrop Grumman Mission Systems, part of our Engineering and Sciences organization, where we push the limits of innovation and develop advanced RF sensor systems that support critical defense missions. We are seeking Systems Integration & Test Engineers in Baltimore, Maryland to support testing and verification of sophisticated radar, communications, and SIGINT systems across development and production environments. This is a second-shift role with relocation assistance potentially available, and it may be filled at either the principal or senior principal level depending on qualifications. We offer a competitive salary range, potential overtime, shift differential, discretionary bonus eligibility, and a benefits package that includes health insurance, life and disability coverage, a savings plan, paid holidays, and PTO.

last updated 43 week of 2026