Teams at Calista Corporation

Supports drilling rig and camp operations through general upkeep, material loading and unloading, pipe cleaning, fueling assistance, relocation preparation, and support for floor crews and skilled trades. Reports spills, environmental damage, and unsafe conditions while following HSE policies. The role requires working indoors and outdoors in hazardous conditions, including at heights up to 175 feet. On-the-job training is provided.

The Assistant Controller reviews journal entries, reconciliations, project accounting, billing, revenue formulas, and financial reports. The role researches complex accounting transactions for US GAAP and corporate compliance, supports audits, documents procedures, recommends process improvements, and mentors or assists in supervising accounting staff. It also requires collaboration across a multi-business environment and accurate, timely financial analysis.

Operate from the derrick racking platform during pipe tripping, maintain and condition drilling fluids (test weight/viscosity, add chemicals), perform preventive maintenance and inspections on above-floor and mud system equipment, support casing operations and escape buggy setup, act as relief driller or pit watcher, maintain HSET compliance, report spills and environmental issues, and assist driller with daily rig duties and logs.