Senior Human Resources Specialist - Employee Retirement (CASUAL)

Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the U.S. National Nuclear Security Administration (NNSA).  Our MISSION is to help ensure the security of the United States and its allies by providing high-hazard experimentation and incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to the Site’s Cold War legacy.  Our VISION is to be the user site of choice for large-scale, high-hazard, national security experimentation, with premier facilities and capabilities below ground, on the ground, and in the air. (See NNSS.gov for our unique capabilities.) Our 2,750+ professional, craft, and support employees are called upon to innovate, collaborate, and deliver on some of the more difficult nuclear security challenges facing the world today.   

• MSTS offers our full-time employees highly competitive salaries and benefits packages including medical, dental, and vision; both a pension and a 401k; paid time off and 96 hours of paid holidays; relocation (if located more than 75 miles from work location); tuition assistance and reimbursement; and more.  
• MSTS is a limited liability company consisting of Honeywell International Inc. (Honeywell), Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc.

THIS IS A CASUAL POSITION WORKING A MAXIMUM OF 900 HOURS PER CALENDAR YEAR.

 

NNSS is seeking an experienced Human Resources Specialist to join our Employee Retirement group in a Casual capacity. This Senior Human Resources Specialist will be responsible for providing expert support and oversight for two of the organization's pension plans. This role involves complex pension calculations, compliance with regulatory requirements, participant communication, and support for HR on pension-related matters. The specialist in this role must possess a deep understanding of pension plan structures, and the administration processes.  

 

Key Responsibilities

• Administer and maintain two defined benefit pension plans, ensuring accuracy and compliance with plan documents and federal regulations (e.g., ERISA, IRS, DOL).
• Process complex pension calculations and provide information to vendors for processing.
• Manage pension data, ensuring data integrity across various HR and payroll systems.
• Act as a primary point of contact for employee inquiries regarding pension benefits, providing clear and accurate information.
• Assist with annual audits of pension plans, coordinating with external auditors.
• Collaborate with third-party administrators, actuaries, legal counsel, and investment consultants to ensure effective plan operation.

• Support special projects related to pension plan administration.

   

Due to the nature of our work, US Citizenship is required for all positions.

 

• Bachelor’s degree in related field and at least 5 years’ of professional level experience, or equivalent training and experience.
• Must have at least 5 years of progressive experience in Human Resources.
• Knowledge of pension plan calculations and formulas.
• Excellent verbal and written communication skills.
• Ability to follow oral and written instructions and follow through on all assignments.
• Excellent organizational skills.
• Working knowledge and experience in Oracle Fusion desirable.
• Proficiency with Microsoft Office suite.
• The primary work location will be Losee Road facility in North Las Vegas, Nevada.
• Work schedule options available to be 5/8’s Monday through Friday or will be 4/10’s Monday through Thursday (subject to change).
  • This is a casual position (working a maximum of 900 hours per calendar year).
• Pre-placement physical examination, which includes a drug screen, is required. MSTS maintains a substance abuse policy that includes random drug testing.
• Must possess a valid driver’s license.

 

Ability to obtain a HSPD-12 Personal Identity Verification credential under the Department of Energy Order 206.2, ‘Identity, Credential, and Access Management,’ and Supplemental Directive NNSA SD 206.2, ‘Implementation of Personal Identity Verification for Uncleared Contractors.’

 

MSTS is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability, veteran status or other characteristics protected by law. MSTS is a background screening, drug-free workplace.

 

Annual salary range for this position is: $80,579.20 - $120,868.80.

 

Starting salary is determined based on the position market value, the individual candidate education and experience and internal equity.