Administrative Assistant II

CMTS LLC

Administrative Assistant II supporting The Development Group Cost Accounting Team at CMTS. Managing administrative and clerical functions for efficient departmental operations in Los Angeles.

Posted 6/11/2026full-timeLos Angeles • California • 🇺🇸 United StatesMid-LevelSenior💰 $59,900 - $63,000 per yearWebsite

About the role

Key responsibilities & impact

Perform routine and non-routine administrative, clerical, and data collection tasks in accordance with established procedures
Support consultant timekeeping administration and assist with user training
Prepare and route budgetary memos, requests, and related documentation
Maintain and update charge code lists, budget authorizations, and expenditure data
Gather, compile, and organize statistical and general data into reports for internal use
Develop, update, and maintain reports in spreadsheet, graphical, or narrative formats
Verify data accuracy, including cross-checking supplier invoices against records
Scan, organize, and maintain electronic and shared files
Distribute reports and documentation as directed
Draft correspondence and prepare general documentation as needed
Answer and route phone calls, take messages, and respond to inquiries appropriately
Receive, sort, and distribute incoming mail
Maintain organized filing systems and workspace
Collaborate with internal stakeholders to support department and organizational goals
Perform additional administrative duties as assigned

Requirements

What you’ll need

High school diploma (or equivalent)
Five (5) or more years of relevant work experience in administrative support or office coordination
Proficiency in Microsoft Office Suite (Word, Excel, PowerPoint)
Strong keyboarding skills and working knowledge of MS Windows and related applications
Excellent written and verbal communication skills
Strong organizational and multitasking abilities
Ability to work independently and complete assignments with minimal supervision
Proven record of office administration accomplishments
Strong attention to detail and ability to verify data accuracy
Dependability and accountability in completing assignments
Flexible attitude toward changing priorities and conditions
Ability to maintain organized files and workspaces

Benefits

Comp & perks

100% company-paid medical, dental, vision, life, and long-term disability insurance coverage

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

data collectionbudget preparationreport developmentdata verificationfiling systemsstatistical analysiskeyboard skillsMicrosoft Office SuiteMS Windows

Soft Skills

communication skillsorganizational skillsmultitaskingindependenceattention to detaildependabilityaccountabilityflexibility

Certifications

high school diploma