Our weekly snapshot of who’s hiring and who’s firing across the IT landscape.

HIRING

Rabid about improving the battery life on its devices, Apple is looking to hire a software power infrastructure engineer and a software power engineer to work on OS X. Both positions will be based in Cupertino, Calif. [AppleInsider] CA Technologies is hiring more than 100 people locally for the company’s Santa Clara, Calif., office. The company currently has 271 full-time employees there and plans to bring on developers, engineers, researchers and product managers. [Dice News] Twitter plans to make "substantial investments" in research and development following its IPO. The social networking company has already been on a hiring spree, increasing its workforce from 200 employees in 2010 to its current size of 2,000. [Dice News] Ubisoft expects to hire 500 people in Quebec between now and 2020. The positions will include Business Intelligence Analysts, Mathematicians, Telemetry Experts, Systems Operators and Interactive Marketing Specialists. [Dice News]

LAYOFFS

Alcatel-Lucent plans to cut 10,000 positions through 2015 as part of a restructuring meant to save 1 billion Euros and retool its operations away from legacy technologies to next-generation IP networking, cloud and ultra-broadband access. In North America, 2,100 workers will be laid off. [Dice News] Lockheed Martin identified 3,000 positions it planned to furlough, as a result of the federal government's shutdown. But within a matter of days, it reduced that number to 2,400 employees, after the Defense Department recalled some 300,000 workers. [Dice News] Northeast Utilities confirmed that it's outsourcing half of the work of its 400-member IT department in New England. Roughly 200 IT employees will be affected, with about 70 percent in Connecticut, 25 percent in Massachusetts, and 5 percent in New Hampshire. [Dice News] Brocade Communications plans to cut 130 workers at its San Jose office by Nov. 4, as it continues with its restructuring plan that aims to eliminate 300 positions worldwide by its fiscal fourth quarter, which ends in late October. The layoffs, disclosed by Brocade to the state of California, represent a sizable portion of its restructuring efforts and will leave the company with 4,180 workers worldwide. [Dice News] Autodesk plans to cut 90 people from its payroll, as the design software company trims its workforce by 1 percent. The layoffs will occur internationally, as the software maker seeks to align its global workforce with the economic conditions in its regional markets. [Dice News] Applied Materials will eliminate 36 positions in Santa Clara by Nov. 17, and five jobs in its Sunnyvale office. The cuts come as Applied Materials looks to merge its operations with Tokyo Electron and achieve cost savings of $250 million within the first year of the deal. [Dice News] PC maker Lenovo cut some employees from its North Carolina operations earlier this month, as it retools its product offering. The company characterized the number of cuts as small and noted they were part of an earlier restructuring announcement. Lenovo has approximately 2,000 workers in the state. [WRAL TechWire] Is there hiring or firing going on at your company?  Email what you know — in confidence, of course — to tips @ dice.com.  (And remember, you probably don’t want to send it  from your company email address.)