Erlend graduated from the Oslo School of Architecture & Design with a master's degree in architecture in 2004. After graduation he joined NSW and has gained broad experience from various projects of different scales, programs, and typologies. He has been involved in numerous architectural competitions and taken part in various interdisciplinary teams with national and international collaborators.

For a short period, he worked at Helen & Hard Architects in Oslo, with special focus on sustainability and innovative timber construction, before returning to NSW as Architectural Director.

His project portfolio includes work for public and private clients, from residential buildings, cultural and sacred buildings, educational buildings, sport arenas, office buildings and commercial projects to interior- and furniture design.