Principal Estimator

Omega Technical Services, Inc.; Aiken (SC); On-site; USD 185,000 - 195,000; Full time

Job summary

Omega Technical Services is seeking a Principal Estimator to support SRNS NNSA Capital Projects from their Aiken, SC location. You will lead cost controls, scheduling and financial analysis across complex programs, ensuring accurate baselines, variance tracking and timely reporting.

The role requires a strong background in project controls within defense or DOE-related environments, with a path toward DOE clearance and leadership of technical teams. Onsite work schedule applies.

Qualifications

• U.S. citizen required.
• Ability to obtain and maintain DOE/DoD security clearance.
• Strong PC skills; proficient with automated accounting, cost management, scheduling and estimating systems.
• Experience with Site Business systems.
• 10+ years in engineering, construction, operations, estimating, scheduling, project controls, or related.

Responsibilities

• Organize, develop, implement and maintain project controls, cost management and estimating processes across complex projects.
• Lead cost and schedule baselines, WBS, spend plans and resource utilization.
• Provide advanced control expertise and guide teams in multi-project analyses and corrective actions.
• Contribute to routine cost reviews, schedule meetings and change management for assigned work scope.
• Perform variance analysis and communicate findings with mitigation plans to management.
• Support a client liaison role between planning and project execution.
• Prepare monthly financial reports, forecasts and spend plans.
• Provide leadership and training to project controls personnel.

Skills

Project controls

Cost estimation

Scheduling

Financial analysis

Risk assessment

Education

Master's degree

Bachelor's degree

Associate's degree

High school diploma

Tools

PeopleSoft

Success Estimating

Job description

Principal Estimator

Location: US-SC-Aiken

ID: 2026-1336

Position Type: Full-Time

Location Type: Onsite

Pay Range

USD $185,000.00 - USD $195,000.00 /Yr.

About Us

Join Our Mission

At Omega Technical Services, every role supports a mission that matters. Whether you're advancing national security, driving innovation in nuclear infrastructure, or supporting critical DOE and DoD operations, you're part of something bigger here.

Overview

Omega Technical Services is seeking a highly motivated Principal Estimator to support ongoing operations in Aiken, SC.

Provide Project Control, Estimating and Scheduling support services to the NNSA Capital Projects mission undertaken by Savannah River Nuclear Solutions (SRNS), LLC. The main goal of these support services is to assist the SRNS NNSA Capital Projects initiative through comprehensive evaluation and assessment of various project scopes. This includes tasks such as estimating costs and scheduling.

Responsibilities

DUTIES:

Responsible for the organization, development, implementation, maintenance and accountability of total project controls, financial analysis or estimating applications designed to provide management with the total capability of maintaining planning, scheduling, financial analysis and cost control throughout the life cycle of a very complex or unique project or program.

• Under very limited supervision, performs project controls activities, prepares business/financial plans and reports on a periodic or ad hoc basis.
• Demonstrate proficient ability and knowledge in the development of cost and schedule baselines, milestone schedules, work breakdown structures, spend out plans to establish optimum conditions and effective utilization of resources and facilities, including equipment, manpower, and funding.
• Utilize advanced project control concepts to demonstrate personal expertise and leadership in the application of controls including the development of advanced system applications. Provide state-of-the- art technical control expertise to guide subordinates in the development of complex, multi-project integrated area project analysis and problem correction.
• Participates in routine project cost reviews/schedule meetings - Develops and implements a basic change management system for engineering and construction assigned work scope
• Analyzes variances in cost and schedule performance against the plan, and communicate the reasons for the issuance of variance and proposed mitigation plans to Management
• Understands the business environment and the operations of the area being supported.
• Provides the key linkage between the client and the planning process and actively contributes to the control of the client's business unit.
• Performs and applies financial analysis techniques including but not limited to variance analysis, statistical analysis, scenario analysis, etc., to work scopes and decisions as requested by management.
• Develop costing rates, explain costing rates for the budget process, maintain rates in PeopleSoft and analyze pool variances (Assigned Overhead and Service Pools)
• Perform extensive analysis of various business operations to ascertain funding limitations and execute appropriate cost controls; identify productivity and financial issues; design highly integrated financial controls; and create cost effective processes to enhance productivity
• Define requirements and develop models for complex business systems, develop test plans and scenarios, incorporate major system enhancements into existing financial applications, oversee implementation of project and monitor system effectiveness
• Initiate and direct special studies, develop business solutions for intricate problem areas for management and translate the conceptual ideas of higher management into operating plans.
• Prepare comprehensive monthly financial reports including analyses, forecasts, and spend plans.
• Assemble, analyze, interpret information and apply practical knowledge to create innovative solutions to resolve complex business issues.
• Provide leadership, technical direction and training to other Project Controls personnel.
• Understands CAS/FAR principles.
• Review and provide input to specifications for engineered equipment and/or subcontracts.
• Review and provide input to estimators on resources (labor and other-than-labor) needed to perform the scope of work.
• Provide input to schedulers on sequence, durations, and logic of activities.
• Provide input to management regarding risk-informed schedules to serve as the basis for establishing milestones and PBIs.
• Provide input to technical writers for BOEs, BOS, and WBS data dictionary.

Education Requirements

• Master's degree in business / construction management / technical / engineering or a related area and 5 years of practical experience.
• Bachelor's degree in business / construction management / technical / engineering or a related area and 7 years of practical experience would be considered equivalent.
• An Associate's degree and 11 years of practical experience would be considered equivalent.
• A high school diploma and 15 years of relevant experience would also be considered equivalent.

Qualifications

• Candidate must be a U.S. Citizen.
• Satisfactory results of a pre-employment screening, which includes a drug and breath alcohol test, along with a Motor Vehicle Record check.
• Candidate must be able to obtain and maintain a DOE Security Clearance.
• Possesses strong personal computer skills.
• Requires expert proficiency in the use of automated accounting, cost management, scheduling and estimating systems as tools for performing required duties.
• Possesses practical experience in the use of the Site Business systems.
• A comprehensive knowledge and understanding of project management and cost and schedule control at the tactical level would be necessary, along with a knowledge of operations, maintenance, or project startup and construction.
• Minimum of 10 years of experience in engineering, construction, operations, estimating, scheduling, project controls, proposal development, and/or project management.
• Five years of experience demonstrating knowledge of desired area of subject matter expertise.
• Reviews work for completeness as required by project specifications and scope definitions.
• Candidate must have strong problem solving, analysis and interpersonal skills as well as oral and written communication skills.

Preferred Qualifications

• Possession of an active DOE/DoD clearance within the past two (2) years is preferred.
• Previous DOE/NNSA work experience.
• Working knowledge of Success Estimating software.

Work Schedule

A 40 hour work week is scheduled. Client utilizes various work schedules including 5/8s (8 hour/day; five days per week), 4/10's (10 hours/day; four days per week), and 9/80's (9 hours/day, five days on week AA and four days on week BB. Work week excludes Client holidays. Each workday has 30-minute lunch. Overtime will be expected at times to meet deliverables and will be utilized at the discretion of the Manager.

Why Omega Technical Services?

Omega Technical Services is a Service-Disabled Veteran-Owned Small Business and a trusted partner to the Department of Energy, Department of Defense, and other commercial clients, supporting mission-critical projects that shape national security and technological innovation. Our culture is defined by leadership, initiative, and trust. Our values drive meaningful outcomes and long-term impact.

At Omega Technical Services, you'll work alongside elite subject matter experts who thrive on being challenged, innovation, and collaboration. We offer competitive pay, comprehensive benefits including medical, dental and vision insurance; short and long term disability insurance; 401(k) with a company match; AD&D insurance, paid time off, and holiday pay. *Based on eligibility requirements.

When you join Omega Technical Services, you're not just starting a job, you're building a career that honors the past, powers today's progress, and accelerates the most vital missions of tomorrow.

Equal Employment Opportunity Statement

Omega Technical Services is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment regardless of race, color, religion, sex, national origin, age, disability, or veteran status.

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