Fresh Listing

Posted: February 20, 2026 (0 days ago)

This job was posted recently. Fresh listings typically have less competition.

Mason Assistant Supervisor

Architect of the Capitol

Legislative Branch

Fresh

Location

Washington, District of Columbia

Salary

$45.21 - $52.68

per hour

Closes

March 4, 2026

Job Description

Summary

This job involves assisting in the supervision of a team that handles masonry repairs and maintenance in historic Senate office buildings in Washington, D.C., including tasks like fixing stone, brick, and tile work while ensuring projects run smoothly.

A good fit would be someone with hands-on experience in masonry trades who enjoys leading small teams, planning projects, and working early morning shifts in a government setting focused on preserving old buildings.

Key Requirements

  • Experience supervising workers in masonry trades and performing hands-on masonry work
  • Knowledge of repairing and maintaining stone, brick, concrete, tile, and terrazzo in historic buildings
  • Ability to assist in project planning, budgeting, material acquisition, and contractor oversight
  • Proficiency in using maintenance management software like TMA for work orders and schedules
  • Skills in developing cost estimates, drawings, and blueprints for construction and renovations
  • Capability to assign duties, evaluate performance, approve leave, and resolve employee issues
  • Availability for early morning shifts (4:00 a.m. to 1:30 p.m.), occasional overtime, holidays, and weekends

Full Job Description

This position is in the Architect of the Capitol, Superintendent Senate Office Buildings, Masonry Branch.

The Mason Assistant Supervisor directs the activities of Masons, Decorative-Plasterers, Mason Leaders and Masonry Workers in the Senate Office Buildings.

You must meet the United States Office of Personnel Management's (OPM) qualification requirements (including specialized experience and/or educational requirements) for the advertised position.

You must meet all eligibility and qualifications requirements by the closing date of the job announcement.

Additional information on the qualification requirements is outlined in the OPM Qualifications Standards Handbook of General Schedule Positions.

It is available for your review on the OPM web site at General Schedule Qualification Standards.

You must meet all eligibility and qualification requirements by the closing date of the job announcement. You must meet the following SCREEN-OUT(S) required for this position.

- Experience in supervising workers in the masonry trade and performing masonry work.

Your application must show that you have sufficient experience to perform the duties of the position as described in the vacancy announcement. Major Duties:

Tour of Duty for this position is: Monday – Friday 4:00 a.m. to 1:30 p.m. with Alternative Work Schedule (AWS) available upon supervisors' approval.

Work schedule may require some occasionally mandatory overtime on holidays AND weekends.

Supervisory Responsibilities: Assists the Mason Supervisor in project planning, acquisition of materials, supplies and equipment, contractor oversight, inspection, and troubleshooting.

Maintains workload data and prepares management requested reports. Approves or disapproves leave requests. Assign duties to and evaluate their performance.

Assists with the organizational unit's budget and workload. Resolves complaints and grievances as delegated by higher level supervisors.

Provides leadership to ensure support for equal employment opportunity (EEO) goals and requirements.

Develops and/or approves cost estimates, drawings, and blueprints for construction projects and renovations.

Utilizes TMA, AOC's specialized maintenance management software, to ensure that preventive maintenance schedules are followed and that work orders are assigned in a timely manner.

Ensures the availability of materials, equipment, tools and personnel adequate to complete projects in a timely, efficient and effective manner.

Masonry Plans and Projects: Performs complex and intricate masonry work in the interior spaces of the AOC historical buildings.

Repairs, maintains, and erects stone, brick, concrete, and concrete block. Sets stone and other types of building materials on walls and partitions.

Polishes, cuts, cleans, and matches a variety of bluestone, granite, limestone, marble, and sandstone. Lays block and brick. Sets, lays, polishes, and repairs tile and terrazzo.

Cuts openings in walls and finishes exposed surfaces. Repairs stone joints by cutting, raking, cleaning, and repointing with mortar and caulking compound.

Responsible for the decorative upkeep and repair of the interior and exterior limestone, sandstone, granite, brick, block, glass tile and ceramic tile of the historic buildings.

Maintains, fixes, and replaces tile and terrazzo. Lays brick and concrete blocks, incise or demolishes walls and other surfaces to create openings for new doors, passageways or fire exits.

Performs other related duties as assigned.

Check your resume before applying to catch common mistakes

Browse Similar Jobs

Posted on USAJOBS: 2/20/2026 | Added to FreshGovJobs: 2/21/2026

Source: USAJOBS | ID: SOB-2026-115