Lab Tech / LCMS Operator
$60k - $75kLighthouse Lab Services
Job Description
Job Description
LCMS Operator
Location: McAllen, Texas
Job Type: Full-Time, Permanent
Compensation: $60,000–$75,000 annually, depending on experience
Job Summary
Lighthouse Lab Services is partnering with a growing laboratory in McAllen, TX to identify an experienced LCMS Operator to join their analytical laboratory team.
The LCMS Operator will be responsible for the day-to-day operation, maintenance, and troubleshooting of liquid chromatography-mass spectrometry (LC-MS/MS) instrumentation. This position is ideal for a detail-oriented laboratory professional with hands-on experience operating LC-MS/MS systems in a clinical, toxicology, pharmaceutical, or analytical laboratory environment.
Responsibilities
- Operate and maintain LC-MS/MS instrumentation for routine laboratory testing
- Perform sample preparation, extraction, and processing prior to analysis
- Prepare reagents, calibrators, controls, and standards
- Perform instrument calibration, quality control, and system suitability testing
- Monitor instrument performance and troubleshoot routine analytical issues
- Review analytical data for accuracy, quality, and completeness
- Identify and address instrument or assay issues and escalate complex problems as needed
- Maintain accurate laboratory records and documentation
- Follow established SOPs, quality assurance procedures, and laboratory safety requirements
- Assist with validation, verification, and implementation of new methods as needed
- Maintain a clean, organized, and compliant laboratory environment
- Collaborate with laboratory leadership and other technical staff to ensure accurate and timely results
Qualifications
- Bachelor's degree in Chemistry, Biochemistry, Medical Technology, Clinical Laboratory Science, or a related field preferred
- 1+ years of hands-on LC-MS/MS experience preferred
- Experience with sample preparation and analytical laboratory workflows
- Strong understanding of chromatography and mass spectrometry principles
- Ability to troubleshoot instrumentation and identify analytical problems
- Strong attention to detail and commitment to quality
- Ability to work independently while contributing to a collaborative laboratory environment
- Clinical toxicology, pharmaceutical, forensic, or other analytical laboratory experience is a plus
Compensation & Benefits
- $60,000–$75,000 annual salary , depending on experience
- Opportunity to work with advanced LC-MS/MS instrumentation
- Stable, full-time position with opportunities for professional growth
- Collaborative laboratory environment
About Us:
At Lighthouse Lab Services, we offer solutions to help start, grow, and run clinical laboratories. Our recruiting team has over 22 years of proven success placing job seekers in positions ranging from entry-level Medical Technologists to seasoned Laboratory Directors. We recruit nationwide, for permanent and travel positions with clients ranging from small hospitals to large reference laboratories.
It is the policy of Lighthouse Lab Services to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state, or local law. In addition, Lighthouse Lab Services will provide reasonable accommodations for qualified individuals with disabilities.
Lighthouse Lab Services | View phone number on ziprecruiter.com | lighthouselabservices.com
#LLS2
- ...which you are applying. DO NOT APPLY MORE THAN ONCE! THIS WILL AFFECT YOUR ABILITY TO BE HIRED. In this role, you will operate heavy machinery to prepare sites for commercial construction, including digging trenches for conduit, excavating for substations, and...SuggestedWeekly payFull timeFor contractorsImmediate startWork from homeNight shift
$21 - $25 per hour
...Position: CNC Operator / Machinist August 13, 2026 Location: McAllen, Texas Industry: Manufacturing / Oil & Gas Position summary Run established production safely and accurately under the technical direction of the Senior CNC Programmer / Setup Machinist,...Suggested$34 - $39 per hour
...9/hour; Minimum qualifications • 5+ years of verifiable CNC turning experience with programming, setup, troubleshooting, and operation. • Hands-on Mazak and MAZATROL conversational programming experience; SmoothG strongly preferred. • Working knowledge of EIA/ISO...Suggested- ...Job Description: Van Eaton Ready Mix is a local, family-owned and operated business, originating in 1998 when Mike Van Eaton purchased the first portable ready-mix plant to produce hog slats for his swine equipment business. Due to high demand, the company has...SuggestedDaily paidLocal areaRelocation packageFlexible hoursShift work
- ...orderly manner, while following all regulatory and company safety standards, policies, and procedures.KEY DUTIES AND RESPONSIBILITIESMay operate high-pressure processing system machine to ensure customer products follow the proper process. Enter recipe into the system panel,...SuggestedWork at officeLocal areaFlexible hours
$41.6k - $56.3k
REF133O-48 Job Title Machine Operator 1 FLSA Status Non‑Exempt Department Operations Reports to Assistant Manager, Superintendent or Assistant Superintendent General Description / Purpose Machine Operator 1 (MO1), a field based position, is responsible for operating...Temporary workLocal areaRemote workFlexible hoursShift work- Go just about anywhere and you will find Pepsi products. As a Pepsi Stocker, you can take pride in knowing that you helped get Pepsi products to every corner of the world! Not to mention, you will embark on an incredible career journey - generous pay, Total Rewards benefits...Full timePart timeSeasonal workFlexible hoursNight shiftDay shift
$16 - $17 per hour
...Associates for a leading electronics manufacturer in the Rio Grande Valley. We're looking for candidates with experience in SMT machine operation, electronic assembly, soldering/rework, and quality inspection. Responsibilities Operate Surface Mount Technology (SMT) production...Hourly payWeekly payShift workDay shift$17 - $20 per hour
...Technician to join their team. As a Mold Maintenance Technician, you will be part of the Maintenance Department supporting production operations. The ideal candidate will demonstrate strong mechanical aptitude, problem-solving skills, and a proactive attitude, which will...Permanent employmentTemporary workFlexible hoursShift workNight shiftDay shiftAfternoon shift- ...experience.Maintain all service levels by being Prepared, Welcoming, Meet the Needs & Be There for all our customers, this includes all operational checklist task and meeting customers emotional and practical needs.Responsible for providing an exceptional service experience to...Part time
$30.5k
...Wastewater Treatment Plant OperatorJoin the City of Pharr as a Full-Time Wastewater Treatment Plant Operator and take a pivotal role in enhancing our community's health and environment. This onsite position offers the unique opportunity to work at the forefront of wastewater...Full time- ...~Maintain all service levels by being Prepared, Welcoming, Meet the Needs & Be There for all our customers, this includes all operational checklist task and meeting customers emotional and practical needs. ~Responsible for providing an exceptional service experience...Part time
$19 - $27 per hour
...on bakery items ensuring adherence to food safety standards sanitation guidelines cold chain compliance and inventory management operating maintaining and sanitizing equipment and demonstrating understanding of product and layout execution Be a Techie Leverages digital...Hourly payMinimum wageFull timeTemporary workPart timeSeasonal workImmediate startFlexible hours$11 per hour
...about Nothing Bundt Cakes®. Employees at a franchised Nothing Bundt Cakes bakery location are employed by the franchise owner/operator and are not employees of Nothing Bundt Cakes Corporate (the franchisor). All inquiries about employment should be directed to the...Hourly payLocal areaMonday to FridayShift work$11.25 per hour
...Job Description Job Description Job Title: Machine Operator Location: McAllen, TX Pay Rate: $11.25 per hour Schedule: 1st Shift – 6:00 AM to 2:30 PM (must be open to working 6:00 AM to 6:00 PM, weekends, and overtime) We are seeking experienced Machine...Hourly payWeekly payWork at officeFlexible hoursWeekend workDay shift$17 per hour
...Job Description Job Description Adecco is hiring immediately for a CNC Operator position in McAllen, TX. Weekly pay starting at $17.00 p/hr. This is an opportunity that will give you valuable experience to enhance your career. Adecco is hiring immediately for...Hourly payWeekly payContract workTemporary workFor contractorsApprenticeshipLocal areaImmediate startShift workNight shiftAfternoon shift- Prime Healthcare - 900 South Bryan Road - Responsibilities: Answer switchboard and pages overhead; Greet and direct visitors to departments; Monitor hospital alarms; Communicate with population served; Follow hospital emergency codes policies
- ...Employment Type: PRN Hours: Variable Location: Mission Regional Medical Center - Mission, Tx We are seeking a PBX Operator, also referred to as a Switchboard Operator or Communication Operator in our communications department. The PBX Operator is...Daily paidReliefWork at officeLocal areaShift work
$17 - $25 per hour
...flexible to the needs of the business to work in other areas. Be an Expert: Demonstrates knowledge of business on the floor, backroom operations, product safety standards, sanitation guidelines, inventory management, and the operation, maintenance, and sanitization of...Hourly payMinimum wageFull timeTemporary workPart timeImmediate startFlexible hours$17 - $25 per hour
...flexible to the needs of the business to work in other areas.Be an expert: Demonstrates knowledge of business on the floor, backroom operations, product safety standards, sanitation guidelines, inventory management, and the operation, maintenance, and sanitization of...Hourly payMinimum wageFull timeTemporary workPart timeImmediate startFlexible hoursShift work- ...Expert Maintains an indepth knowledge of the various types and seasonality of different meat products equipment usage and backroom operations providing meat products to members by processing meat according to specifications for example cutting slicing grinding and...Full timePart timeImmediate startFlexible hoursShift work
$19 - $27 per hour
...Expert Maintains an indepth knowledge of the various types and seasonality of different meat products equipment usage and backroom operations providing meat products to members by processing meat according to specifications for example cutting slicing grinding and...Hourly payMinimum wageFull timeTemporary workPart timeImmediate startFlexible hours- ...Expert Maintains an indepth knowledge of the various types and seasonality of different meat products equipment usage and backroom operations providing meat products to members by processing meat according to specifications for example cutting slicing grinding and...Full timePart timeImmediate startFlexible hoursShift work
- ...Production Associate plays a key role in processing incoming donations efficiently and accurately to support the store’s retail operations. This role involves greeting and assisting donors, sorting and preparing items for sale and ensuring production goals are met. The...
$34 - $39 per hour
...; \n Minimum qualifications \n • 5+ years of verifiable CNC turning experience with programming, setup, troubleshooting, and operation. \n • Hands-on Mazak and MAZATROL conversational programming experience; SmoothG strongly preferred. \n • Working knowledge of...- ...Job Description Job Description We are seeking SMT Machine Operators to operate advanced Surface Mount Technology (SMT) automated... ...safe environment. This position offers full training on high-tech assembly lines, competitive pay, and strong opportunities for internal...
- ...Rental which includes writing customer contracts and invoices for equipment rental and tool repairs, checking to make sure tool is operating properly and demonstrating its proper use (as needed). In addition to supporting customer repair needs, they are also responsible...Local area
- ...prepping and blending. High School diploma/GED preferred. Collision tech graduate preferred. I-CAR or ASE refinishing certification... ...This site contains postings for jobs at independently owned and operated franchises. Only the franchisee that you apply to work for is responsible...
- ...Seedless Lemons, and Wonderful Sweet Scarletts Texas Red Grapefruit. Job Description Overview: Person will oversee the Oil Recovery Operation, assuring the best efficiency of recovery and understanding all the aspects that effect oil recovery to adjust and re-check...Night shift
- ...01(k) with match + PTO + 100% Reimbursement of Tuition & Books | Responsibilities: Collaborates with team to build bakery output; Operates baking equipment to prepare items; Wraps, labels, and stores merchandise; Provides customer service and assists members; Maintains...Immediate start
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Lab Tech / LCMS Operator. Be the first to apply!



