The phrase "a daunting task requiring" is correct and usable in written English.
You can use it to describe a challenging job or responsibility that demands significant effort or skill.
Example: "Completing the project on time is a daunting task requiring meticulous planning and coordination."
Alternatives: "a challenging job needing" or "a formidable task demanding".
It is a daunting task, requiring 700,000 to 800,000 signatures in total.
First, the necessary data analysis will be a daunting task, requiring new computational methods.
This is indeed a daunting task, requiring a potent and viable rationale, strong leadership as well as very considerable funds in order to compete, let alone succeed.
This trend toward specialization has compelling forces driving it: miscreants readily apprehend that tackling the entire value-chain from malware creation to monetization in the presence of ever-evolving countermeasures poses a daunting task requiring highly developed skills and resources.
Implementing the model could be a daunting task requiring strong support from academic administrators, well-trained and committed tutors, skilful and dedicated case writers, appropriate technical support and well-prepared students with a belief in the PBL philosophy.
It's a seemingly daunting task, requiring patience, tinkering and creativity.
This daunting task requires a delicate balance of light absorption, electron transfer, charge separation, and catalysis of bond breaking and bond forming reactions.
The ability to measure root biomass is useful in plant breeding programs, but is a daunting task that requires washing, filtering, drying, and weighing fine and intricate root tissues.
Moving abroad and starting your own business in a foreign country is a daunting task that requires intense research and thorough planning.
What emerges from these texts is a historically consistent narrative of the tiger as a harmful and terrifying beast that threatens humans thus vermin by definition, the elimination of which is viewed as a daunting task that requires extraordinary strength and courage.
Attempting to switch the jurisdiction of its bond payments to Argentina is a daunting task, which requires financial institutions willing to violate a U.S. court order and friendly creditors that will tender their exchanged bonds in a country with extremely limited legal safety.
