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Open Source Jobs in Washington, DC (NOW HIRING)

SOSi

Open Source Intelligence Investigator

Reston, VA · On-site

Overview SOS International LLC (SOSi) is seeking an Open-Source Intelligence Investigator who will possess a sophisticated understanding of online social media and associated tradecraft and use that ...

Guidehouse

Open Source Technical Program Manager

Mclean, VA · On-site

$130K - $168K/yr

Demonstrated experience with open source collections capabilities * Professional and polished communications style What We Offer: Guidehouse offers a comprehensive, total rewards package that ...

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Open Source information

What are the key skills and qualifications needed to thrive in the open source position, and why are they important?

To excel in open source roles, you need strong programming abilities, proficiency in version control systems (like Git), and a thorough understanding of software development workflows. Familiarity with collaboration platforms such as GitHub or GitLab, and experience with common open source licenses, are often required. Excellent written communication, self-motivation, and adaptability help you succeed in a collaborative, globally distributed community. These skills ensure effective contribution, seamless teamwork, and successful project outcomes in the open source ecosystem.

What does a typical workday look like for someone in an open source role?

In an open source role, your day often includes reviewing and contributing code, participating in online discussions, and collaborating with contributors around the world through platforms like GitHub or GitLab. Tasks can range from fixing bugs, implementing new features, reviewing pull requests, to updating documentation. You’ll regularly interact with both internal teams and external contributors, helping maintain the health and progress of open source projects. The work environment is usually highly collaborative and flexible, offering the chance to learn from a diverse, global community while building your technical portfolio.

What is an open source?

An Open Source job typically involves contributing to, maintaining, or managing open-source projects. Professionals in this field may work on coding, documentation, community engagement, or software security for open-source software. These roles can be found in tech companies, nonprofits, or as independent contributors. Many open-source jobs require strong collaboration skills and experience with platforms like GitHub or GitLab.

What are the most commonly searched types of Open Source jobs in Washington, DC? The most popular types of Open Source jobs in Washington, DC are:
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What job categories do people searching Open Source jobs in Washington, DC look for? The top searched job categories for Open Source jobs in Washington, DC are:
Open Source jobs near you
Infographic showing various Open Source job openings in Washington, DC as of August 2026, with employment types broken down into 1% Internship, 1% As Needed, 72% Full Time, 21% Part Time, 1% Temporary, and 4% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Open-Source Intelligence (OSINT) Analyst

Amentum

Quantico, VA • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 7 days ago

Job description

Amentum is seeking highly motivated, self-starting Open-Source Intelligence (OSINT) Analyst. Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. Ability to obtain and maintain a Top Secret-SCI clearance.
Responsibilities:
Provide mid-level analytic expertise to the DCSA OSINT Analysis review submitted packages to ensure they meet basic submission requirements and provide direction and support to customers who must remedy package errors or have status questions. In addition, they produce RIRs through conducting all-source research from information available from public, private, and U.S. and foreign Government open-source materials and evaluating those facts against established DCSA risk indicators. Assesses foreign and domestic-based publicly available information to identify trends, patterns, and relationships that provide unique insights to address defense intelligence requirements. IS Entity Vetting (EV) consists of three mission areas including Verification and Triage Unit (VTU), Due Diligence Unit (DDU), and Risk Management Unit (RMU). EV is responsible for producing timely, relevant, and actionable triage, business and security-centric due diligence research, reporting, analysis, and risk management products, recommendations, and decisions throughout to evaluate risk and FOCI, to negotiate and sustain risk management strategies and FOCI action plans, and to provide end-to-end management support of the processes. CI performs an essential function for the related processes above through its Threat Integration Branch (TIB), which provides timely, relevant, and actionable threat reports that allow EV decision-makers to determine what actions are prudent in a particular case.
  • Conduct analytical research that establishes threat to U.S. technologies, information, and supply chains impacting cleared industry, cleared personnel, DOD, and DCSA
  • Responsible for processing, updating, and tracking cases, actions, products, and reviews in the identified system of record and other databases.
  • Research, synthesize, exploit, evaluate, and analyze all-source reporting on USG critical technologies, programs, information, and supply chains.
  • Conduct all-source, business, security, and intelligence-related research and analysis, including, but not limited to commercial subscription tools (e.g. Bloomberg), open-source research, Government databases, and intelligence reporting aimed at U.S. and foreign companies and affiliated parties (key management personnel, suppliers, partners, creditors, owners, investors, and other U.S. and foreign affiliations) while producing Threat Information Reports (TIRs).
  • Develop analytical products that effectively articulate threats.
  • Demonstrate analytic integrity, rigor, and tradecraft standards by adhering to applicable IC Directives and DoD Instructions.
  • Produce analytic products within established time.
  • Disseminate intelligence information to customers and stakeholders.
  • Some locations may require local travel local travel within the U.S.
  • Working with teams and independently required.

Requirements:
  • Active TS-SCI Clearance required
  • Desired Experience: At least 8 years of experience conducting analysis relevant to the specific labor category with at least a portion of the experience within the last 2 years.
  • Desired Education: Bachelor's degree in an area related to the labor category from a college or university accredited by an agency recognized by the U.S. Department of Education.
  • Minimum 8 years' experience in
    • Applying data analysis, trend analysis and problem-solving techniques.
    • Ability to identify trends, patterns, anomalies, and recommend solutions.
    • Ability and skill in communicating intelligence information verbally and in writing.
    • Conducting strategic communications with key stakeholders, including preparing written reports, leading conferences, and giving briefings.
    • Conducting research effectively and efficiently at classified and unclassified levels (i.e. SharePoint, Microsoft Office Tools, etc.)
  • Be knowledgeable of data manipulation within databases and Microsoft software packages.
  • Superior oral and written communication skills, as well as a good command of the English language.
  • High proficiency in Microsoft applications, particularly Word, Excel, and Outlook
  • Organizational skills
  • May be required to lift general office items (20-30lbs)
  • Expected in office work five days a week with occasional telework that is dependent on the government's needs.
  • U.S. driver's license and be capable of operating government vehicles.

Preferred:
  • DCSA and DoD work experience
  • Proficiency in Microsoft applications, particularly Word, Excel, and Outlook

Work Environment, Physical Demands, and Mental Demands:
This is an in-office position, with no unusual hazards, occasional lifting up to 20-30 lbs., constant sitting while using a computer, constant use of sight abilities while reviewing documents, constant use of speech/hearing abilities to communicate, constant mental alertness, must possess planning/organizing skills, and must be able to work under deadlines.
Compensation Details:
$80,000.00 - $95,000.00
The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.
Benefits Overview:
Our health and welfare benefits are designed to support you and your priorities. Offerings include:
  • Health, dental, and vision insurance
  • Paid time off and holidays
  • Retirement benefits (including 401(k) matching)
  • Educational reimbursement
  • Parental leave
  • Employee stock purchase plan
  • Tax-saving options
  • Disability and life insurance
  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.
Original Posting:
07/15/2026 - Until Filled
Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.
Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

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