What Does a Surgical Tech Do? Duties, Job Description and a Day in the OR

Last updated: October 2026

So, what does a surgical technologist do, phase by phase? More than most people expect: the role goes far beyond the popular image of someone simply passing tools to a surgeon.

What is a surgical technologist?

A surgical technologist (also called a surgical tech, scrub tech, surgery tech, surgical technician or OR technician) is an allied health professional who works directly within the sterile surgical field. They are not surgical nurses, and they are not physician assistants (PAs). They occupy their own lane: technically precise, procedure-focused, and deeply embedded in the mechanics of how a surgery unfolds.

The profession grew out of World War II military medicine, when trained medics assisted surgeons on the battlefield. The job was built from urgency and precision, and those qualities never left.

Surgical technologists held about 118,400 jobs in 2025, and the median annual wage was $64,650 in May 2025. Employment is projected to grow 5% from 2025 to 2035, faster than the average for all occupations (BLS). This is a field with staying power, driven by an aging population, advances in surgical technology and the growing number of outpatient surgery centers.

Surgical tech duties before, during and after surgery

The BLS lists the core duties: preparing operating rooms, sterilizing equipment and checking supplies, readying patients (such as washing and disinfecting incision sites), passing instruments and sterile supplies, counting supplies so nothing is left in the patient, and keeping the environment sterile. Here is how they fall across a case:

Pre-operative responsibilities: everything before the first incision

Most people assume surgery begins when the surgeon picks up a scalpel. It doesn't. By the time a patient is wheeled into the OR, a surgical technologist has often been there for an hour or more. The pre-operative (pre-op) phase is where the groundwork is laid.

• Room setup and instrument preparation: the surgical tech reviews the scheduled procedure, identifies the specific instruments and supplies required, and sets up the sterile back table and Mayo stand (a smaller tray positioned directly over the patient during surgery). Every item on that table must be sterile, correctly placed and arranged in the order the surgeon will need it. Attention to detail here prevents contamination that could compromise the patient's safety.
• Instrument counts: before any procedure begins, surgical technologists count all instruments and supplies with an operating room registered nurse, a step designed to protect patients from retained foreign objects that can cause serious post-surgical complications. Counts are typically done before surgery begins, before closure starts and at the end of the procedure, and again when staff change. A discrepancy stops the closing until it's resolved. The count includes sponges, needles and even blade pieces. A retained sponge is one of the most common retained items, and the tech's count is a frontline defense against it.
• Patient preparation: the surgical tech helps transfer the patient onto the OR table safely and comfortably, positions them correctly for the procedure type, and drapes them with sterile coverings that define and protect the sterile field. They may also prep incision sites.
• Equipment checks: surgical lights, suction machines, electrosurgical (cautery) units and specialized equipment, from laparoscopic towers to robotic surgical systems, all need to be working before the first cut. Catching a malfunction pre-op is inconvenient. Catching it mid-procedure can be dangerous.
• Working with the team on the plan: the tech joins the surgical team in going over the procedure and any special requirements, and confirms the patient's identity during the pre-surgery checks. Nurses and surgeons lead patient education, but techs often help put an anxious patient at ease.

Intra-operative responsibilities: working in the sterile field

Once the procedure begins, the surgical technologist shifts into what the profession calls the "scrub role": they are scrubbed in, gowned, gloved and working inside the sterile field alongside the surgeon. This is where the role becomes something closer to a high-stakes collaboration.

• Instrument passing: the tech anticipates what the surgeon needs before they ask for it. Handing the wrong instrument, or hesitating when seconds matter, creates friction in the OR. An experienced tech reads the procedure: they know a suture is coming next because they understand the anatomy of what's happening on the table. That anticipation is honed through experience with many different procedures.
• Maintaining the sterile field: every touch and every movement inside the OR is governed by aseptic technique. The surgical tech is the primary guardian of sterile field integrity, making sure drapes and covers stay in place and handling instruments in a way that keeps them sterile. If a glove tears, if an instrument brushes a non-sterile surface, if a team member reaches across the field incorrectly, the tech calls it. The Association of Surgical Technologists (AST) calls this "surgical conscience": a professional obligation to self-correct and to correct others, even in the middle of a procedure.
• Specimen handling: tissue removed during surgery, such as biopsies, excised masses and lymph nodes, must be handled correctly, labeled accurately and prepared for pathology so it can be traced. A mislabeled or contaminated specimen can delay or derail a diagnosis.
• Equipment operation: depending on the procedure, the tech may hold retractors to keep tissue in position, manage suction, assist with hemostasis (controlling bleeding), or work with robotic surgical platforms such as the da Vinci system. Some techs help with wound closure when the surgeon directs it and their state and facility allow it.
• Supporting anesthesia: techs may help position the patient for anesthesia. Monitoring vital signs is the anesthesia team's job, not the tech's.
• Counts (again): instrument, sponge and needle counts continue throughout the procedure, particularly before any body cavity is closed. Skipping this step risks a patient going home with a surgical item left inside them.
• Responding to emergencies: if the patient's condition changes suddenly or equipment fails, the tech is trained to react fast, pass emergency instruments and support the team.

Hear from One of Our Students

Hear from Your Surgical Tech Instructor

Weighing cost and time against a community college or online college? See how the main surgical tech training routes compare.

Post-operative responsibilities: after the surgeon steps back

The procedure ends, but the surgical technologist's shift doesn't.

• Final counts and documentation: every item counted at the start must be accounted for at the close. The tech and the circulating nurse do a final tally, and any discrepancy is documented and investigated before the patient leaves the OR. Techs also help keep accurate records of the instruments and supplies used during the case.
• Wound care: in some settings, surgical techs help apply sterile dressings to incision sites.
• Room breakdown: used instruments are collected, prepared for decontamination and sent for sterilization. Disposable items and surgical waste are discarded following strict biohazard protocols. The room is cleaned and restocked for the next case.
• Patient transport: the tech may help move the patient to the recovery area, where the team gives a handoff report to post-anesthesia care staff.

What's worth noting: a busy surgical tech working in a hospital might turn over multiple OR rooms in a single shift, repeating this entire cycle back-to-back. The pace is relentless, and the margin for error is essentially zero.

Sterilizing and looking after instruments

Maintaining a sterile environment is fundamental to preventing infections. In most hospitals, a sterile processing department cleans, decontaminates and sterilizes instruments, often using autoclaves; surgical techs prepare used instruments for that process, inspect them for wear or damage, and make sure the right sets are ready and working for the next procedure. In smaller facilities, techs may take on more of the sterilization work themselves. This care keeps expensive equipment in service and upholds hygiene and safety standards in the OR.

Techs are trained to handle a wide range of instruments, from scalpels and forceps to specialized instruments for specific surgeries. They arrange instruments in a logical sequence so each one is ready when needed, and set up and break down instrument trays before and after procedures, which keeps the workflow moving.

A day in the life of a surgical tech

In the bustling environment of a hospital's operating room, surgical technologists are the backbone of surgical procedures, making sure every tool is at hand, every procedure is followed, and the team works with precision and efficiency. From the moment they put on their scrubs to the final sutures, their day calls for technical skill and care for the patient. Here is an example of how a hospital day shift can look (times vary by facility):

Throughout the day the tech works with surgeons, nurses, anesthesiologists and other professionals, and joins team briefings and debriefings that can improve future procedures. Surgery can be intimidating, so a calm word to a nervous patient before anesthesia is part of the job too. Embarking on this career means stepping into a dynamic, demanding field where adaptability, attention to detail and commitment matter every day.

Surgical tech job description (sample)

Employers write their own, but most surgical technologist job descriptions look like this:

Job summary: the surgical technologist prepares the operating room and sterile field, provides instruments and supplies to the surgical team, and maintains aseptic technique and patient safety before, during and after surgical procedures.

Responsibilities

• Prepare the operating room, sterile instruments, supplies and equipment for each case
• Set up and maintain the sterile field and back table
• Help transfer, position, prep and drape patients
• Pass instruments, sutures and supplies, anticipating the surgeon's needs
• Perform counts of sponges, sharps and instruments with the circulating nurse
• Handle and label specimens
• Help apply dressings and transfer patients to recovery
• Prepare instruments for decontamination; clean, restock and turn over rooms
• Take call for nights, weekends and holidays as scheduled

Requirements

• Completion of a surgical technology program (certificate, diploma or associate degree) or military training
• National certification (CST, TS-C or similar), or within a set time after hire, depending on the employer and state
• Current Basic Life Support (BLS) certification
• Ability to stand for long periods and lift and move patients and equipment

See what it takes to become a surgical tech and which certification you need.

How many hours do surgical techs work?

Most surgical techs work full time. Those in hospitals may work or be on call during nights, weekends and holidays, and some shifts run longer than 8 hours (BLS). Schedules vary by facility: some run 8-hour shifts, others 10- or 12-hour shifts. The job is physical: surgical technologists have one of the highest rates of injuries and illnesses of all occupations, according to the BLS, so safe lifting and good footwear matter.

Where do surgical techs work?

Most surgical techs (71% in 2025) work in hospitals; others work in physicians' offices, outpatient care centers and staffing agencies (BLS). Hospitals have the widest mix of cases, including trauma and on-call work, while outpatient surgery centers usually run planned, shorter procedures during the day. For the full breakdown, see where surgical techs work.

Skills and tools of the surgical tech trade

The OR is not a place where you learn on the job by watching. Surgical technologists arrive prepared.

Technical skills developed in training: sterile and aseptic technique; surgical anatomy and physiology; instrumentation, knowing hundreds of instruments by sight, function and name; suturing and wound closure assistance; pharmacology basics, including medications commonly used during procedures; robotic and laparoscopic equipment operation; and emergency response, including CPR and Basic Life Support (BLS).

Instruments they work with daily: scalpels, retractors, hemostatic clamps, needle drivers, electrosurgical units, laparoscopic trocars, irrigation systems, surgical drills and saws (in orthopedics), robotic instrument arms, and an extensive variety of sutures and stapling devices.

Soft skills that determine who thrives: anticipation (reading the surgical field well enough to know what comes next), composure under pressure, precision without being slow, and communication that is direct and free of ambiguity. Surgical technologists must have manual dexterity, critical thinking, strong interpersonal skills and the emotional stability to handle the demands of the OR.

Put together, a successful surgical tech needs 12 core skills: technical proficiency, attention to detail, adaptability, communication, dexterity, sterilization and infection control, teamwork, problem-solving, emotional resilience, time management, empathy and patient care, and critical thinking. For how to build each one, see surgical tech skills.

Surgical techs are often the most specialized people in the room when it comes to procedural knowledge. While a surgeon focuses on performing the procedure, the tech's entire training is built around supporting it from the sterile side. Many specialize in areas such as orthopedics, neurosurgery, cardiovascular surgery or ophthalmology and build deep expertise there.

How training prepares you for OR settings

Classroom knowledge gets you through the door. Clinical hours build the muscle memory that keeps patients safe. Accredited surgical technology programs combine classroom instruction (anatomy, microbiology, pharmacology and surgical procedures) with substantial hands-on lab work and supervised clinical rotations in operating rooms. By the time a graduate finishes a program, they've scrubbed into procedures, managed live sterile fields and worked alongside practicing surgical teams. See externship and case requirements.

Certification through a recognized credentialing body signals to employers that a candidate meets a vetted standard. Most surgical technologists (71%) work in hospitals, where credentialing requirements are typically the most rigorous. Outpatient surgery centers, physician offices and specialty clinics make up most of the rest.

Surgical tech vs OR nurse vs surgical assistant

People often confuse surgical technologists with OR nurses, and while both are essential, they are not interchangeable.

Neither role replaces the other: they are complementary, covering different parts of patient safety during the same procedure. Surgical assistants have additional training and may perform more hands-on tasks, such as retracting tissue, suturing or closing incisions. The surgical technologist role is the foundational entry point and the most direct path into the OR. See surgical tech vs surgical assistant.

Tips for succeeding as a surgical tech

• Learn your surgeons' preference cards and study the next day's cases the night before.
• Protect the sterile field every time, and speak up when it's broken, whoever broke it.
• Stay one step ahead: know the steps of the procedure so you can have the next instrument ready.
• Look after your body: supportive shoes, safe lifting and stretching help with long hours on your feet.
• Keep learning: renew your certification on time and consider a specialty. See the surgical tech career path.

Preparation is precision in surgical tech roles

Surgical technology is a profession where preparation determines outcomes, and where the gap between a good tech and a great one shows up in the OR every day. The pre-op readiness, the intra-op precision, the post-op accountability: each phase demands a distinct set of skills that training builds and certification validates.

If you're weighing whether this career fits, the best next step is an informed one.

For those ready to enter this field, Health Tech Academy's online Surgical Technologist program covers the coursework in 16 weeks and prepares you for the NRST, with one exam voucher and five 1-on-1 coaching sessions included. If you want the TS-C, the Surgical Tech Professional program adds 125 surgical cases at a clinical facility. Explore the Surgical Technologist program

Frequently asked questions

What does a surgical technologist do on a daily basis?

A surgical technologist prepares the operating room before surgery, sets up sterile instrument trays, counts all supplies with the circulating nurse, assists the surgeon by passing instruments and maintaining the sterile field, handles tissue specimens, and breaks down and restocks the room after each procedure. On a busy hospital shift, this cycle repeats multiple times.

What are the main duties in a surgical tech job description?

Preparing the OR and sterile field, positioning and draping patients, passing instruments and supplies, counting sponges and instruments, handling specimens, and turning over the room between cases.

Is a surgical technologist the same as a scrub tech?

Yes. "Scrub tech," "scrub technologist," "surgical technician" and "surgical technologist" all describe the same role. The name "scrub tech" comes from the surgical scrub, the hand and arm washing performed before entering the sterile field.

Do surgical techs perform surgery?

No. They support the surgeon by managing instruments and the sterile field. Some hold retractors or help with closing when directed, depending on state rules and the facility.

How many hours a week do surgical techs work?

Most work full time, and hospital techs may take call on nights, weekends and holidays. Shifts can run longer than 8 hours.

Is being a surgical tech physically demanding?

Yes. You stand for long cases, move patients and equipment, and the BLS reports one of the highest injury and illness rates of any occupation.

How long does it take to become a surgical technologist?

Program lengths vary. Traditional associate degree programs typically take about two years. Accelerated online programs take less: Health Tech Academy's Surgical Technologist program covers the coursework in 16 weeks and prepares you for the NRST, and most students are job-ready in about 4–6 months. See how long it takes.

What certification do surgical technologists need?

The most widely recognized credential is the Certified Surgical Technologist (CST), administered by the NBSTSA. The NCCT's TS-C and AAH's NRST are other national options. Some states require certification or registration, and many employers list certification as a condition of hire. Compare them in our certification guide.

What skills are most important for a surgical technologist?

Technical precision, knowledge of surgical instruments, mastery of sterile technique, the ability to anticipate a surgeon's next move and composure under pressure rank at the top. Strong communication and physical stamina, the ability to stand for hours during long procedures, matter just as much day to day.

Where do surgical technologists work?

Most work in hospitals (71% in 2025). Others work in physicians' offices, outpatient surgery centers, dental surgery practices and specialty clinics. Some credentialed techs also take travel assignments. See where surgical techs work.

How much do surgical techs make?

The median was $64,650 in May 2025, according to the BLS. See surgical tech salary by state.

Sources

• U.S. Bureau of Labor Statistics: Surgical Assistants and Technologists (what they do, work environment, pay, outlook)
• National Board of Surgical Technology and Surgical Assisting (NBSTSA) · Association of Surgical Technologists (AST)