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Investigation Assistant Jobs in Washington (NOW HIRING)

Preparatory Investigation Assist Inspectors with developing intelligence for criminal investigations. Prepare initial investigative research for possible referral. Compile basic background ...

Preparatory Investigation Assist Inspectors with developing intelligence for criminal investigations. Prepare initial investigative research for possible referral. Compile basic background ...

New

Preparatory Investigation Assist Inspectors with developing intelligence for criminal investigations. Prepare initial investigative research for possible referral. Compile basic background ...

SOC Analyst

Washington, DC · Remote

$50 - $55/hr

Utilize Splunk and Microsoft Sentinel for log analysis, correlation, and event investigation. * Assist in tuning SIEM alerts and dashboards to improve detection capabilities and reduce noise.

Safety Engineer

Herndon, VA · On-site

$60K - $90K/yr

Perform at least one safety walk a week on the assigned projects utilizing a Mock OSHA Investigation. * Assist in provide safety training to projects associates and Sub-contractors to meet clients ...

Safety Engineer

Herndon, VA · On-site

$60K - $90K/yr

Perform at least one safety walk a week on the assigned projects utilizing a Mock OSHA Investigation. * Assist in provide safety training to projects associates and Sub-contractors to meet clients ...

Progressive understanding of systems and structures and the way we observe, test and investigate ... Learn to calibrate and use field equipment. Assist with maintenance and organization of field ...

Showing results 21-40

Investigation Assistant information

See Washington salary details

$11

$23

$45

How much do investigation assistant jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for investigation assistant in Washington is $23.23, according to ZipRecruiter salary data. Most workers in this role earn between $17.29 and $23.23 per hour, depending on experience, location, and employer.

What does an investigation assistant do?

An Investigation Assistant supports investigators by gathering, organizing, and analyzing information relevant to cases. Their responsibilities often include conducting background research, handling evidence, preparing reports, and managing case files. They play a crucial role in ensuring that investigations run smoothly and efficiently by providing administrative and technical support. Investigation Assistants may work in law enforcement, private firms, or government agencies, and must maintain strict confidentiality and attention to detail.

What are the key skills and qualifications needed to thrive as an investigation assistant, and why are they important?

To thrive as an Investigation Assistant, you need strong organizational skills, attention to detail, and an understanding of investigative procedures, often supported by a relevant degree or experience in criminal justice or a related field. Familiarity with case management systems, legal databases, and tools like Microsoft Office is typically required. Excellent written communication, discretion, and the ability to work well under pressure are vital soft skills in this role. These skills are important because they ensure accurate information gathering, effective support for investigators, and the integrity of sensitive casework.

What are some common challenges investigation assistants face when supporting ongoing cases?

Investigation Assistants often manage large volumes of sensitive information, requiring careful organization and strict attention to confidentiality. Balancing multiple cases simultaneously while meeting tight deadlines can be demanding, especially when coordinating with investigators, law enforcement, or legal teams. Developing strong communication skills and adaptability helps Investigation Assistants efficiently handle shifting priorities and unexpected developments during an investigation.

What is the difference between Investigation Assistant vs Forensic Technician?

AspectInvestigation AssistantForensic Technician
Required CredentialsHigh school diploma or equivalent; some roles may prefer associate's degreeAssociate's or bachelor's degree in forensic science or related field
Work EnvironmentLaw enforcement agencies, investigative offices, or private firmsCrime labs, forensic laboratories, or law enforcement agencies
Employer & Industry UsageUsed in police investigations, private investigations, and security firmsPrimarily in forensic labs supporting criminal investigations
Common Search & ComparisonInvestigation Assistant vs Forensic Technician

The Investigation Assistant typically supports investigations through administrative and field tasks, often working closely with law enforcement. In contrast, a Forensic Technician focuses on analyzing physical evidence in labs. Both roles require some related credentials and work within law enforcement or investigative environments, but their primary functions differ—one is more field and administrative-oriented, the other lab and analysis-focused.

How do you get into investigation assistant work?

To become an investigation assistant, candidates typically need a high school diploma or equivalent, with some roles preferring post-secondary education in criminal justice, forensics, or related fields. Relevant skills include attention to detail, research abilities, and familiarity with investigative tools or procedures; prior experience in law enforcement or security can be advantageous. Entry often involves applying through job postings, completing background checks, and sometimes obtaining certifications such as CPR or security licenses.

What is an investigation assistant?

An investigation assistant supports investigators by gathering, organizing, and analyzing information related to cases. They may conduct interviews, review documents, and use tools like databases or software to assist in solving investigations, often working in law enforcement, corporate security, or private investigation settings.

What are the most commonly searched types of Investigation jobs in Washington?

The most popular types of Investigation jobs in Washington are:

What are popular job titles related to Investigation Assistant jobs in Washington?

For Investigation Assistant jobs in Washington, the most frequently searched job titles are:

What cities in Washington are hiring for Investigation Assistant jobs?

Cities in Washington with the most Investigation Assistant job openings:

Infographic showing various Investigation Assistant job openings in Washington as of August 2026, with employment types broken down into 2% As Needed, 73% Full Time, 16% Part Time, 3% Temporary, and 6% Contract. Highlights an 93% Physical, 1% Hybrid, and 6% Remote job distribution, with an average salary of $48,320 per year, or $23.2 per hour.

Financial Investigations Senior Consultant

Guidehouse

Mclean, VA

$98K - $163K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 12 days ago


Guidehouse rating

8.0

Company rating: 8.0 out of 10

Based on 28 frontline employees who took The Breakroom Quiz

33rd of 72 rated business consultants


Job description

Job Family:

Risk & Regulatory Compliance Consulting


Travel Required:

Up to 10%


Clearance Required:

Active Top Secret (TS)

What You Will Do:

Support complex U.S. Government financial crime and illicit finance investigations by assisting with investigative research, analysis, and documentation related to money laundering, terrorist financing, proliferation financing, cyberenabled financial crime, and related threats. Responsibilities include:

  • Conduct investigative research and analysis under the guidance of senior staff, using Bank Secrecy Act (BSA) data, law enforcement reporting, intelligence, opensource, and commercially available sources to support ongoing illicit finance investigations.
  • Assist with the development administrative records, evidentiary memoranda, and supporting documentation for special collections actions (e.g., Section 311 actions, Geographic Targeting Orders, Demand Letters, 5318(k) subpoenas, Section 314(a) requests), incorporating direction and feedback from senior investigators.
  • Assist in analyzing financial and investigative information to identify patterns, typologies, and indicators of illicit activity.
  • Contribute to the preparation of briefing materials, talking points, presentations, and written products for senior government stakeholders, ensuring accuracy, clarity, and adherence to quality standards.
  • Assist with data collection, organization, and validation activities, helping ensure information is complete and structured for investigative and analytical use.
  • Maintain accurate documentation of work performed and support reporting and quality control processes.
  • Build subjectmatter expertise as an investigator while increasing independence over time.


What You Will Need:

  • ACTIVE and CURRENT Top Secret clearance with eligibility for SCI.
  • Bachelor's degree in a relevant field (e.g., criminal justice, international affairs, finance, economics, intelligence studies, or related discipline).
  • 4+ years of experience supporting investigations involving money laundering, terrorist financing, proliferation financing, cyberenabled crime, or complex financial crimes, or related investigative or analytical efforts.
  • Demonstrated ability to conduct research, analyze information, and produce clear written products with supervisory review.
  • Strong attention to detail and willingness to learn complex investigative frameworks and authorities.
  • Ability to work onsite full time in the Washington, DC / Vienna, VA area in a classified environment.


What Would Be Nice To Have:

  • Prior experience supporting FinCEN, Treasury, DOJ, DHS, or federal law enforcement financial investigations.
  • Familiarity with BSAderived data or financial investigative concepts.
  • Exposure to foreign policy, international relations, or illicit finance issues in specific geographic portfolios (e.g., Russia/Eurasia, China/East Asia, Middle East, Latin America, Africa, or Europe).
  • Ability to communicate investigative findings to nontechnical audiences and senior stakeholders.
The annual salary range for this position is $98,000.00-$163,000.00. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs.


What We Offer:

Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace.

Benefits include:

  • Medical, Rx, Dental & Vision Insurance

  • Personal and Family Sick Time & Company Paid Holidays

  • Position may be eligible for a discretionary variable incentive bonus

  • Parental Leave and Adoption Assistance

  • 401(k) Retirement Plan

  • Basic Life & Supplemental Life

  • Health Savings Account, Dental/Vision & Dependent Care Flexible Spending Accounts

  • Short-Term & Long-Term Disability

  • Student Loan PayDown

  • Tuition Reimbursement, Personal Development & Learning Opportunities

  • Skills Development & Certifications

  • Employee Referral Program

  • Corporate Sponsored Events & Community Outreach

  • Emergency Back-Up Childcare Program

  • Mobility Stipend

About Guidehouse

Guidehouse is an Equal Opportunity Employer-Protected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation.

Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco.

If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at 1-571-633-1711 or via email at RecruitingAccommodation@guidehouse.com. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation.

All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or guidehouse@myworkday.com. Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process.

If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse's Ethics Hotline. If you want to check the validity of correspondence you have received, please contact recruiting@guidehouse.com. Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant's dealings with unauthorized third parties.

Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.


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