Job Summary/Objective
Fills and charges precipitators with pregnant liquor and seed hydrate operates top floor of hydrate classification and washing system empties precipitators and clean precipitators bottoms and pump screen boxes.
Monitors performance of hydro cyclones on tanks T3 T4 T5 AG5 AG6 wash tanksand 77.
Empties continuous precipitators classifiers or other auxiliary equipment.
Operates tertiary thickeners and seed washing facilities and assists in the operation of the classification system.
Monitors performance of classifier tanks at the end of the A and B trains and even and odd trains.
Places various tanks on turnaround.
Operates pumps valves and cleans screens to move underflow from primary thickeners to hydrate wash tanks and underflow from wash tanks to hi-tanks in Calcination. Maintains proper hydrate level in wash tanks and hi-tanks or direct to filters.
Monitor DCS system and make appropriate adjustments.
Essential Functions
Operates precipitator draw off valves and pumps to transfer the contest of the precipitator to the primary feed tanks as directed by Precipitation Control Operator.
Measures inventories and maintains level of seed hydrate in primary and secondary thickeners and seed storage tanks and transmits information of the Control Operator.
Contacts Control Operator for seed charges. Plans the route of the seed charge and sets and seed charge lines and valves and adds seed charge to the tanks.
Makes routine repairs and adjustments as required such as dropping and replacing precipitator bottoms screen box covers check air lifts and lines and packing pumps and valves Oils and greases valves and valve stems.
Checks equipment and pumps for proper operation switches pumps adjust packings. Packs pumps and glands as required. Oils and greases valves and valve stems and pumps. Checks and resets breakers in motor control center.
Operates pumps valves and cleans screens to move underflow from primary thickeners to hydrate wash tanks and underflow from wash tanks to hi-tanks in Calcination. Maintains proper hydrate level in wash tanks and hi-tanks or direct to filters.
Adjust regulates and operates seed washing facilities such as drum filters repulpers sprays dissolvers and agitators. Takes samples and makes simple tests such as soda content.
Removes tanks from service and places them on turnaround. This involves shutting down pump-around pumps using the circulating pump to transfer slurry. Placing overflow dams and also reaming out tank bottoms to inject air in certain cases.
Operates injection liquor system. Maintains proper level in wash liquor tanks.
Transfers hydrate product to and from storage tanks.
Routes material from primary feed tanks to primary thickeners. Operates primary feed pumps and primary feed tanks to primary thickeners. Operates primary feed pumps and primary feed tank agitators.
Shuts down drains and tags out all equipment as required for maintenance work.
Keeps working area in clean and orderly condition.
Use polymers and flocculants (transfer tanks and products)
Monitor proper operation troubleshoot isolation of water softeners.
Performs those production adjustment and repair functions that do not require specialized craft skill.
Education/Training Requirements
High school diploma or equivalent
Work Environment
Must be able to support plant operations which are in continuous operation and work outdoors in various types of weather conditions.
Physical Demands
May be required to stand and/or walk for prolonged periods of time. Work with hands climb ladders walk lift 11-20 lbs. push or pull stoop kneel reach over the head.
Work Authorization
This role requires authorization to work in the United States. (Can specify if the company would sponsor H1-B for this role)
Other Duties
Please note this job description is not designed to cover or contain a comprehensive listing of activities duties or responsibilities that are required of the employee for this job. Duties responsibilities and activities may change at any time with or without notice.
Education/Training Requirements
High school diploma or equivalent
Work Environment
Must be able to support plant operations which are in continuous operation and work outdoors in various types of weather conditions.
Physical Demands
May be required to stand and/or walk for prolonged periods of time. Work with hands climb ladders walk lift 11-20 lbs. push or pull stoop kneel reach over the head.
The Atlantic Alumina Company LLC owned alumina refinery in Louisiana is the last remaining operating alumina manufacturer in the United States.