Join the Sinister Diesel Team

Company Overview

Our business is growing and we need you! Sinister Diesel is an established manufacturing company in the automotive industry and a leading online retailer of aftermarket diesel performance parts. We're looking for a detail-oriented and driven individual to join our team as a Purchasing Assistant to help support our procurement and inventory operations.

Position Summary

We are seeking a reliable and organized Purchasing Assistant to support our purchasing department. In this role, you'll help ensure the accurate and timely ordering of parts and materials, maintain strong vendor relationships, and assist with inventory management. This is a key role that helps keep our production and fulfillment teams running efficiently.

Key Responsibilities

• Assist in issuing purchase orders and tracking order status
• Communicate with vendors to confirm pricing, availability, and delivery timelines
• Maintain accurate inventory and purchasing records
• Coordinate with receiving and warehouse teams to resolve order issues
• Help monitor stock levels and suggest reorders when needed
• Support procurement team with data entry and administrative tasks
• Identify opportunities to streamline purchasing processes
• Work closely with internal departments to ensure purchasing needs are met

Qualifications

• High school diploma or equivalent; college coursework or business-related training is a plus
• 1+ years of experience in purchasing, procurement, or inventory management preferred
• Proficiency in Microsoft Excel and basic computer systems
• Excellent organizational skills and attention to detail
• Strong verbal and written communication skills
• Ability to multitask and meet deadlines in a fast-paced environment
• Self-starter with a positive attitude and problem-solving mindset

Schedule: 8 hour shift, Monday to Friday, No weekends, Overtime as needed

Work Location: In person at our Roseville, CA facility

Company Overview

Our business is growing and we need you! Sinister Diesel is an established manufacturing company in the automotive industry and a leading online retailer of aftermarket diesel performance parts. We're looking for a detail-oriented and driven individual to join our team. Someone who understands that Sinister Diesel isn’t just a parts company—it's a brand with personality. We want someone who can help us tell that story on every platform through fast-paced, high-quality, engaging video content.

Position Summary

We’re looking for a highly skilled and creative in-house Media Editor to produce engaging, high-quality video content for Meta, TikTok, YouTube, and Google Ads. This role is perfect for someone who understands how to stop the scroll, tell a story, and capture the energy of the automotive and diesel aftermarket industry. You’ll work closely with our marketing team to develop ads, product videos, lifestyle content, and brand pieces that resonate with diesel truck owners across Powerstroke, Cummins, and Duramax platforms.

Key Responsibilities

• Edit and assemble raw footage into scroll-stopping videos that match brand guidelines
• Work with our internal team to understand goals for ads, campaigns, and product launches
• Use Adobe Premiere Pro and After Effects to produce polished videos, ads, and motion graphics efficiently
• Perform color correction, audio cleanup, sound mixing, transitions, captions, and visual effects
• Organize, archive, and manage video assets through internal systems and FTP
• Produce platform-specific variations optimized for different ad placements and formats
• Stay updated on current trends in automotive media, digital advertising, vertical video, typography, and social-first editing styles

Qualifications

• Portfolio required (short-form and long-form work)
• Strong proficiency in Adobe Premiere Pro; experience with Photoshop and After Effects
• Solid understanding of trends across Google Ads, YouTube, and Meta Ads
• Ability to pitch new creative ideas, hooks, and engagement strategies
• Highly self-motivated and consistent with deadlines
• Ability to deliver edited content on tight timelines
• Understanding of automotive audiences; comfortable working around diesel trucks, performance parts, and installation content
• Background in social media marketing or content creation
• Experience with digital ad workflows (Meta Ads, YouTube Ads, Google Display/Video)
• Understanding of vertical video best practices for short form content, fast-paced hooks, captioning styles, and ad creative testing
• Passion for diesel performance, trucks, and the automotive industry
• Ability to turn complex technical products into exciting, visually engaging content

Schedule: 8 hour shift, Monday to Friday, No weekends, Overtime as needed

Work Location: In person at our Roseville, CA facility

Position Summary

We are seeking a highly motivated and accurate individual to join our operations team as a Data Entry Clerk. In this role, you'll help keep our product and inventory information accurate and up to date. You'll work closely with purchasing, inventory, and product teams to ensure smooth data flow and reliable backend support.

Key Responsibilities

• Accurately enter product, pricing, and inventory data into internal systems
• Update SKUs, part descriptions, and vendor information as needed
• Maintain clean and organized digital records
• Collaborate with team members to resolve discrepancies or data issues
• Assist with tracking product updates and purchase orders
• Follow internal procedures for data management and accuracy
• Support other administrative tasks as needed
• Uphold accuracy standards and meet assigned deadlines

Qualifications

• High school diploma or equivalent
• 1+ year of data entry or clerical/administrative experience preferred
• Strong attention to detail and organizational skills
• Comfortable using Excel and web-based tools
• Fast, accurate typing skills
• Strong communication and problem-solving abilities
• Ability to stay focused in a structured, fast-paced environment

Schedule: 8-hour shift, Monday to Friday, No weekends, Overtime available

Work Location: In person at our Roseville, CA facility