Contract Investigator - St. Louis, MO
OMNIPLEX World Services Corporation, A Constellis Company
OMNIPLEX World Services Corporation is seeking talented individuals committed to excellence, honesty, and integrity to join our team. We are a trusted provider of high quality background investigations programs to Department of Homeland Security (DHS) and the intelligence community at locations throughout the United States. OMNIPLEX is seeking to fill immediate and upcoming openings for Contract Investigators. A Contract Investigator works for us on an as needed basis and no hours are guaranteed. We prefer Contractors to be available to work a minimum of ten hours per week where work is available. Candidate must be willing to travel within a 35-50 mile radius from city location. Candidate must be local to St.Louis, MO QUALIFICATIONS U.S. Citizenship; H.S. Diploma or equivalent; Minimum of 1 year of specialized Federal Background investigative experience within the last 5 years; Must have some FIS Experience; Reliable personal vehicle, valid driver's license, and satisfactory driving record; Willing to travel on temporary duty assignments as needed (by car or plane); Successfully pass background checks and all required training; Ability to solve practical problems and deal with a variety of concrete variables in situations where only limited standardization exists; Ability to interpret a variety of instructions furnished in oral, written, diagram, or schedule form; Ability to read, analyze, and interpret professional journals, technical procedures, or governmental regulations; Ability to write reports and business correspondence; Ability to work in a MS Window based operating environment, including proficiency with Microsoft Office (Word, Excel, PowerPoint), Internet and E-mail; Current (within the last 2 years) Single Scope Background Investigation (SSBI) or active Secret level security clearance based on an SSBI and able to obtain the required security clearance. JOB DUTIES AND RESPONSIBILITIES Conduct in-person, one‑on‑one subject interviews to obtain factual information about the individual's background and character, in accordance with agency guidelines and instructions. Obtain factual information from a variety of personal and record sources to produce a report of investigation that contains all pertinent facts of an individual's background and character in accordance with agency guidelines and instructions. Travel throughout the geographic area of responsibility to conduct investigations at various places of employment, residence, and education institutions as cases are assigned. Must be willing to travel in and around assigned location within 30-50 miles (or more) as needed. Engage in dialogue on a regular basis with managers and representatives at contractor facilities, various U. S. Government organizations, and law enforcement agencies to develop and maintain effective and cooperative working relationships. Adapt to changing situations and environments as they occur and be able to interact with people from all walks of life and socioeconomic levels. Demonstrate strong verbal and written communications skills and exhibit professional demeanor in all situations. Work load based on availability of cases in geographic area. Some voluntary, temporary duty assignments in other areas of the country (typically 2-4 weeks at a time) are possible. Other duties as required. DESIRED EXPERIENCE AND EDUCATION Background Investigator Training that meets the National Training Standards (NTS) Prior background investigations experience supporting government contracts. Associate or Bachelor degree in Criminal Justice or a related field. Current Top Secret clearance. WORKING CONDITIONS Work is typically based in the investigator’s home office as well as in the investigator’s personal vehicle traveling to various field locations to conduct interviews. Coverage area varies and could include some extended drives. Work hours vary depending on availability of leads and do not always fall within normal business hours, to include potential weekend hours or third‑shift appointments. PHYSICAL REQUIREMENTS Requires intermittent standing, writing/typing, walking, sitting, and driving throughout the workday, and may include for multiple hours. #J-18808-Ljbffr
- ...Radiation Oncology Physician - John Cochran VAMC | St. Louis, MO Employment Type: 1099 Independent Contractor | Long-Term Contract Rate: $295/hour (Negotiable) | 5-Year Contract Location: John Cochran VA Medical Center, St. Louis, MO About the Role...Contract workLong term contractFor contractors
$25 - $30 per hour
...national leader? Join Lemieux & Associates, a trusted leader in investigative services, and make an impact with your surveillance... ...services. We are seeking experienced SIU Field Investigators in St. Louis, MO and surrounding areas on a part-time basis. Enjoy flexible hours...SuggestedHourly payPart timeLive inFlexible hours- Construction Senior Project Manager (St. Louis, MO) We are a general contractor based in St. Louis leading large commercial construction... ...owners, architects, engineers and subcontractors Administer contract terms and conditions, contract documents, subcontract agreements...Contract workFor contractorsFor subcontractorLocal area
- ...Loss Control/Insurance Field Inspector - St Louis, MO Job Openings Loss Control/Insurance Field Inspector - St Louis, MO About the... .../electrical industries, life safety/firefighting, general contracting or property management. Insurance Inspector Technical Requirements...SuggestedFor contractorsWork at officeImmediate start
- ...Role - Java Engineer Location - St Louis, MO (Hybrid, 3 days onsite/week) Long Term Contract Max Rate - 55/hr on C2C MAX Mandatory - Microservices, Postgres, Azure Requirements Good hands-on in Java, J2EE, Databases (Postgres), Web Services (REST, SOAP), Spring boot,...Contract workLong term contract3 days per week
$2,273 per week
...Registered Nurse (RN) | Wound/Ostomy Location: St. Louis, MO Agency: AHS Staffing Pay: $2,273 per week Shift Information: Days - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 6/29/2026 About the Position AHS Staffing is looking...Contract workFull timeShift work$2,875 per week
...Registered Nurse (RN) | Cardiovascular Operating Room Location: St. Louis, MO Agency: AHS Staffing Pay: $2,875 per week Shift Information: Days - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 7/20/2026 About the Position...Contract workFull timeShift work$2,654 per week
...Registered Nurse (RN) | Cardiac Catheterization Lab Location: St. Louis, MO Agency: AHS Staffing Pay: $2,654 per week Shift Information: Days - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 7/6/2026 About the Position AHS...Contract workFull timeShift work$2,584 per week
...Registered Nurse (RN) | Cardiovascular Operating Room Location: St. Louis, MO Agency: AHS Staffing Pay: $2,584 per week Shift Information: Days - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 7/20/2026 About the Position...Contract workFull timeShift work$2,668 per week
...Registered Nurse (RN) | Progressive Care Unit Location: St. Louis, MO Agency: AHS Staffing Pay: $2,668 per week Shift Information: Nights - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 6/15/2026 About the Position AHS Staffing...Contract workFull timeShift workNight shift$2,443 per week
...Registered Nurse (RN) | Operating Room Location: St. Louis, MO Agency: AHS Staffing Pay: $2,443 per week Shift Information: Days - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 7/20/2026 About the Position AHS Staffing is...Contract workFull timeShift work$81k - $93.6k
...Location: St.Louis, MO, USA Req Number: Req #1829 Job Overview Paradigm is looking for a full-time, 0.75 – 1.0 FTE Field Nurse Case Manager... .... As a contractor with the State of Wisconsin, Paradigm complies with Wisconsin Contract Compliance Law (§16.765). #J-18808-Ljbffr...Contract workFull timeFor contractorsLocal areaWork from homeFlexible hours$2,499 - $2,678 per week
...Registered Nurse (RN) | Cardiac Catheterization Lab Location: St. Louis, MO Agency: Host Healthcare Pay: $2,499 to $2,678 per week Shift Information: Days Contract Duration: 13 Weeks Start Date: ASAP About the Position Host Healthcare...Contract workFull timeImmediate startShift work$400k
...trading your profession? Maverick Currencies is funding traders in St. Louis, MO with accounts up to $400,000. Role Overview Maverick... ...Compensation & Capital Disclosure This is a performance‑based contract role. Traders earn through a profit split on trading returns...Contract workHourly payFor contractorsSecond jobRemote workWorldwide$2,273 per week
...Registered Nurse (RN) | Wound/Ostomy Location: St. Louis, MO Agency: AHS Staffing Pay: $2,273 per week Shift Information: Days - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 6/29/2026 About the Position TravelNurseSource...Contract workPermanent employmentFull timeTemporary workShift work$1,853 - $2,006 per week
...Registered Nurse (RN) | Progressive Care Unit Location: St. Louis, MO Agency: Host Healthcare Pay: $1,853 to $2,006 per week Shift Information: Nights Contract Duration: 13 Weeks Start Date: 6/15/2026 About the Position Host Healthcare...Contract workFull timeImmediate startShift workNight shift- ...Nurse (RN) | Registered Nurse First Assistant Location: St. Louis, MO Agency: Titan Medical Group Pay: Competitive weekly... ...details) Shift Information: Days - 4 days x 10 hours Contract Duration: 13 Weeks Start Date: 6/29/2026 About the...Contract workWeekly payFull timeShift work
$1,926 per week
...Registered Nurse (RN) | Long-Term Acute Care Location: St. Louis, MO Agency: AHS Staffing Pay: $1,926 per week Shift Information: Nights - 5 days x 8 hours Contract Duration: 4 Months Start Date: 7/20/2026 About the Position AHS Staffing...Contract workFull timeShift workNight shift$2,584 per week
...Registered Nurse (RN) | Cardiovascular Operating Room Location: St. Louis, MO Agency: AHS Staffing Pay: $2,584 per week Shift Information: Days - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 7/20/2026 About the Position...Contract workPermanent employmentFull timeTemporary workShift work$2,185 per week
...Registered Nurse (RN) | Orthopedics Location: St. Louis, MO Agency: AHS Staffing Pay: $2,185 per week Shift Information: Nights - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 7/13/2026 About the Position TravelNurseSource...Contract workPermanent employmentFull timeTemporary workShift workNight shift$1,744 - $1,938 per week
...Registered Nurse (RN) | Wound/Ostomy Location: St. Louis, MO Agency: All Medical Personnel Pay: $1,744 to $1,938 per week Contract Duration: 13 Weeks Start Date: ASAP About the Position TravelNurseSource is working with All Medical Personnel...Contract workWeekly payFull timeLocumImmediate start$400k
...Maverick Currencies is hiring disciplined traders in St. Louis, MO. Access firm capital, structured mentorship, and a proven path to consistent... ...& Capital Disclosure This is a performance-based contract role. Traders earn through a profit split on trading returns...Contract workHourly payFor contractorsSecond jobRemote workWorldwide$1,935 per week
...Registered Nurse (RN) | Labor & Delivery Location: St. Louis, MO Agency: AHS Staffing Pay: $1,935 per week Shift Information: Days - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 7/6/2026 About the Position AHS Staffing is...Contract workFull timeShift work$400k
...Maverick Currencies offers entry‑level funded trading positions in St. Louis, MO with structured education and mentorship to help you get... ...& Capital Disclosure This is a performance‑based contract role. Traders earn through a profit split on trading returns...Contract workHourly payFor contractorsSecond jobRemote workWorldwide$2,668 per week
...Registered Nurse (RN) | Progressive Care Unit Location: St. Louis, MO Agency: AHS Staffing Pay: $2,668 per week Shift Information: Nights - 5 days x 8 hours Contract Duration: 14 Weeks Start Date: 6/15/2026 About the Position TravelNurseSource...Contract workPermanent employmentFull timeTemporary workShift workNight shift- ...Registered Nurse (RN) | Long-Term Acute Care Location: St Louis, MO Agency: Titan Medical Group Pay: Competitive weekly pay... ...details) Shift Information: Days - 3 days x 12 hours Contract Duration: 13 Weeks Start Date: 6/29/2026 About the Position...Contract workWeekly payFull timeShift work
$2,842 per week
...Registered Nurse (RN) | Cardiovascular Intensive Care Unit Location: St. Louis, MO Agency: AHS Staffing Pay: $2,842 per week Shift Information: Nights - 5 days x 8 hours Contract Duration: 4 Months Start Date: 7/20/2026 About the Position...Contract workFull timeShift workNight shift- ...Senior Procurement Agent 3 - St. Louis, MO Location: United States, Missouri, St. Louis Overview M.C. Dean is Building Intelligence. We... ...Procurement planning during the bidding phase Understanding contract specifications and bills of material Sourcing, identifying, and...Contract workFor subcontractorWork at office
$400k
...Looking for trading opportunities in St. Louis, MO? Maverick Currencies provides the capital—you provide the skill. No risk to your personal... ...& Capital Disclosure This is a performance‑based contract role. Traders earn through a profit split on trading returns...Contract workHourly payFor contractorsSecond jobRemote workWorldwideFlexible hours$400k
...Maverick Currencies offers a clear path to professional trading for St.Louis, MO residents. Get funded, get trained, and start building your... ...Compensation & Capital Disclosure This is a performance‑based contract role. Traders earn through a profit split on trading returns...Contract workHourly payFor contractorsSecond jobRemote workWorldwide
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Contract Investigator - St. Louis, MO. Be the first to apply!
- investigator Saint Louis, MO
- case investigator Saint Louis, MO
- forensic investigator Saint Louis, MO
- research investigator Saint Louis, MO
- security investigator Saint Louis, MO
- housing investigator Saint Louis, MO
- human rights investigator Saint Louis, MO
- compliance investigator Saint Louis, MO
- special investigator Saint Louis, MO
- insurance investigator Saint Louis, MO


