Jobs at Mission Support and Test Services | HiringCafe

Mission Support and Test Services

Engineer I - Casual

Engineer I

ABET-accredited engineering degree or calculus-based STEM degree; NCARB or PE license acceptable; interpret codes; work at STL Santa Barbara; flexible schedule; pre-employment drug test; valid driver's license.

NMC&A Accountant (Senior Safeguards & Security Specialist)

NMC&A Accountant

Bachelor's degree in field related to the position or equivalent training and experience plus 5 years of related experience; strong accounting knowledge; DOE/NMSA policy familiarity; security clearance readiness.

Principal CMPC Safeguards & Security Specialist

CMPC Safeguards & Security Specialist

Bachelor's degree in a related field + 8 years of related experience; knowledge of CMPC; DOE/NNSA policies; security program management; able to obtain a DOE Q clearance; driver’s license.

Fire Alarm Technician (Principal Technologist)

Fire Alarm Technician

Associate or high school with extensive related experience; NICET 1 or Nevada F card or Notifier training; underground nuclear facility work; DOE security requirements.

Senior Mechanical Engineer

Bachelor’s degree in ABET-accredited engineering; calculus-based STEM degree; NCARB or PE license; 5+ years relevant experience; strong communication; valid driver’s license; pre-employment drug test; DOE security clearance considerations.

Procurement Supervisor II (Services)

Procurement Supervisor II

Bachelor’s degree with 8+ years procurement experience; MBA preferred; DOE/NNSA and FAR knowledge; leadership in procurement; valid driver’s license.

Engineer I - Power Engineering

Bachelor’s degree in engineering (ABET-accredited for Civil/Mechanical/Electrical); alternative STEM engineering degree; NCARB license or Professional Engineer license; ability to interpret codes; high-voltage experience; reading schematics; valid driver's license; pre-employment drug test; DOE security clearance requirements.

Site Power Supervisor II

Bachelor's degree plus 8 years experience; IBEW Journeyman Lineman; knowledge of relays, metering, transmission/distribution, breakers, regulators, transformers, control systems, data acquisitions, UPS; strong teamwork; MS Office; leadership; on-call; pre-employment drug test; valid driver's license.

Sr Nuc Fac Ops Spec

Senior Nuclear Facility Operations Specialist

Bachelor’s degree plus 5+ years experience in nuclear ops or related field; knowledge of Nuclear Safety Management and related DOE rules; strong planning, communication, and computer skills; U.S. citizenship and security clearance requirements.

Electrical Engineer (Engineer II)

Electrical Engineer

Bachelor's degree in ABET-accredited engineering; 2+ years of relevant experience; ability to interpret codes; strong communication; valid driver's license.

Accountant II (Disbursements)

Accountant II

Bachelor's degree in accounting or related field; 2+ years accounting experience; MS Office; Oracle Fusion; US citizenship; valid driver's license; willingness to relocate; ability to obtain HSPD-12.

Readiness and IVR Manager (Manager I)

Readiness and IVR Manager

Bachelor's degree plus 11+ years related experience; 3+ years in nuclear operations/maintenance; leadership; DOE readiness/IVR knowledge; valid driver's license.

Senior Project Manager for Cyber Security

Senior Project Manager

Bachelor’s degree and 5+ years PM experience in cybersecurity; PMP/CISSP/CISM desirable; manage small cybersecurity projects; NIST/RMF/ISO27001 familiarity.

Senior Technologist

Associate degree plus 5+ years related experience or high school plus 7 years; must pass respirator fit; strong planning, communication, teamwork; willing to support day and back/swing shifts; able to work underground; strong MS Office and data management skills; valid driver’s license.

Principal Project Manager - Subcontractor Technical Representative (STR)

Bachelor’s degree and 8+ years related experience, 4+ years as PM/STR; construction PM; lead teams; strong communication and stakeholder management.

APPLICATION ANALYST II /FULL-STACK .NET DEVELOPER

Application Analyst II / Full-Stack .NET Developer

Bachelor's in computer field with 2+ years experience; strong analytical/problem-solving; excellent communication; full-stack development; security-aware.

Lead Audit Manager, Internal Audit (Manager I)

Lead Audit Manager

Bachelor's degree with 11+ years of related experience; professional auditing certifications required; strong leadership and communication skills.

Procurement Supervisor II (Construction)

Bachelor’s degree with 8+ years of related experience; construction/procurement with FAR/DEAR knowledge; DOE contracting; Oracle procurement systems; strong communication; MS Office; leadership; willing to relocate; 4/10s schedule; pre-employment drug test; DOE security clearance potential.

Senior Safeguards & Security Specialist - Performance Testing

Safeguards & Security Specialist

Bachelor’s degree; 5+ years professional experience; able to lift up to 60 lbs; strong problem solving, planning, and communication; valid driver’s license; DOE security clearance requirements.

Cygnus Supervisor II

Supervisor II

Bachelor's degree and 8+ years related experience; DOE complex experience preferred; strong leadership, communication, and compliance skills; valid driver's license.

Senior Scientist

Bachelor’s degree in STEM with 5+ years relevant IH experience; ability to work with cross-functional teams; compliance with regulations; DOE pre-employment screening; driver’s license; night/weekend availability.

Business Assistant I

High school diploma; proficient in Microsoft Office; strong written/spoken communication; able to manage multiple tasks; valid driver’s license.

Safety Specialist II

Bachelor’s degree in occupational safety or related field with at least 2 years of related occupational safety experience; strong writing and communication; able to work underground; MSHA/mining experience preferred; valid driver’s license.

Supervisor II - Lead Nuclear Facility Operations Specialist

Bachelor's degree and 8+ years related experience; 3 years nuclear operations/maintenance; knowledge of nuclear safety and DOE/NNSA requirements; strong leadership, planning, and communication skills.

Design Drafting Supervisor II

Design Drafting Supervisor

Bachelor's degree and 8+ years related experience; proficiency in SolidWorks/Creo; GD&T; PDM/ Windchill; change/configuration management; QA of drawings; leadership; travel; valid driver’s license.

Senior Quality Assurance Specialist

Bachelor's degree in a technical field; 5+ years QA experience; knowledge of QA standards; project management experience; strong written and verbal communication; valid driver's license; pre-employment drug test; DOE security clearance requirements.

ECSE - Senior Mechanical Engineer

Bachelor's in ABET-accredited engineering; or calculus-based STEM degree or PE license; 5+ years relevant experience; strong precision mechanical design and manufacturing knowledge.

Senior/Principal/Senior Principal Scientist (Multi-Level)

Senior Scientist / Principal Scientist / Senior Principal Scientist

Bachelor’s in STEM with 5+ years experience; track record in accelerator/pulsed-power campaigns; expertise across multiple domains; advanced degrees preferred.

Principal/ Senior Principal Electrical Engineer - Pulsed Power (Multi-Level)

Bachelor’s degree in ABET-accredited engineering or calculus-based STEM in EE; 9+ years experience for Principal; 14+ years for Senior Principal; PE license preferred; strong pulsed power knowledge.

Bachelor’s in STEM with 5+ years relevant experience; strong communication; willingness for travel and on-call; experience in radiation detection and related tech.

Principal Scientist

Bachelor’s degree in health physics or nuclear engineering plus 9 years of relevant experience; strong communications; able to deploy worldwide; SCI/Q clearance required.

Bachelor's in STEM with 5+ years of relevant experience; strong communication; willingness to travel and deploy; able to work non-standard hours and on-call; Office365 proficiency; able to lift 50 lbs; SCI access; DOE security clearance considerations.

Bachelor's in Health Physics, Nuclear Engineering or similar STEM; 9+ years experience; PhD preferred; strong communication; willingness to deploy worldwide; SCI access and DOE security clearances required

Senior Facilities Specialist

Bachelor’s degree with at least 5 years relevant experience; strong communication; facility management knowledge; MS Office; 24/7 emergency response; physical mobility; valid driver’s license.

Fire Inspector (40)

Fire Inspector

US citizenship required; Fire Inspector I and Fire Instructor I certifications with 3–5 years experience; HazMat Awareness; ICS-100/200/700/800; Firefighter II or Fire Investigator preferred; valid driver's license; pre-employment drug screen; able to obtain DOE security clearance.

Senior Project Engineer

ABET-accredited engineering degree required; 5+ years experience; PE license preferred; DOE site experience preferred; valid driver’s license; PMP preferred.

Senior Project Controls Specialist

US citizenship required. Bachelor’s in science/engineering/math/business and 5+ years experience; strong data analytics, scheduling, and communication skills; proficiency in MS Office, Deltek Cobra, Primavera P6, Oracle ERP; ability to manage large data sets and multiple sites.

RCT Technician I

Radiological Control Technician

HS diploma; ability to work independently or in a team; MS Word/Excel/Adobe/Outlook; pre-employment drug test; possible HRP; DOE security clearance; valid driver’s license.

High school diploma; ability to work independently or in a team; proficiency with MS Office; valid driver’s license; willingness to participate in HRP and DOE security programs; exposure to radiation protection principles; 4/10 work schedule; pre-employment drug test and background checks; DOE Q clearance eligibility.

IWC HEF Work Window and Outage Coordinator (Principal Work Planner)

Work Window and Outage Coordinator

Bachelor’s degree with 8+ years experience; experience with requirements-based systems; DOE scheduling knowledge; Primavera; IBM Maximo; PMP; valid driver’s license.