GovCon Glossary

Authority to Operate (ATO) is the formal decision by an agency's Authorizing Official that an IT system's security risk is acceptable, based on assessed controls under the NIST Risk Management Framework, clearing it to go live and process government data. Without an ATO, a system, however well-built, cannot operate on a federal network.

A Broad Agency Announcement (BAA) is a competitive solicitation method under FAR 35.016 that agencies use to acquire basic and applied research (rather than a specific system or hardware solution) by describing broad areas of interest and evaluating proposals through scientific or peer review instead of standard best-value scoring. Common at DARPA, AFRL, and other research-heavy agencies.

A Contracting Officer's Technical Representative (COTR), now more commonly called a COR, is the government employee a Contracting Officer designates to monitor a contractor's technical performance, verify deliverables, and flag issues, without authority to change contract price, scope, or terms. That authority stays solely with the Contracting Officer.

The Defense Advanced Research Projects Agency (DARPA) is the DoD agency that funds high-risk, high-payoff research to create breakthrough technologies for national security, from the early internet to stealth aircraft to autonomous systems. It typically contracts through BAAs and other transaction agreements with industry and academia rather than traditional procurement.

The Defense Contract Audit Agency (DCAA) is the DoD agency that audits contractor costs, accounting systems, and incurred cost proposals to confirm charges billed to government contracts are allowable, allocable, and reasonable. Its findings directly affect contract negotiations, closeouts, and a contractor's ability to hold cost-reimbursement work.

The Defense Information Systems Agency (DISA) is the DoD combat support agency that builds, operates, and secures the department's information technology and communications infrastructure (networks, cloud, and command-and-control systems) for warfighters and defense leadership worldwide. It's a major buyer of IT and cybersecurity services from contractors.

The Department of Health and Human Services (HHS) is the cabinet agency responsible for protecting public health, including Medicare, Medicaid, the CDC, FDA, and NIH. HHS is one of the largest federal purchasers of health IT, research, and program-support contracts.

The Department of Homeland Security (DHS) is the cabinet department created by the Homeland Security Act of 2002, which stood up the department in 2003 to coordinate protection of the U.S. against terrorism and other threats, encompassing components like CBP, ICE, TSA, FEMA, and CISA. It's a significant contracting agency for border security, cybersecurity, and disaster-response capabilities.

The Department of Veterans Affairs (VA) is the cabinet department that provides healthcare, disability benefits, and burial services to military veterans, operating one of the largest healthcare systems in the country through its Veterans Health Administration. It runs major contracts for healthcare IT, medical services, and claims-processing support.

The Department of Commerce (DoC) is the cabinet department focused on promoting U.S. economic growth, encompassing agencies like the Census Bureau, NIST, NOAA, and the Patent and Trademark Office. It contracts for everything from statistical and data services to weather satellites and standards research.

The Department of Defense (DoD) is the cabinet department responsible for national defense, overseeing the Army, Navy, Air Force, Space Force, Marine Corps, and dozens of defense agencies. It's the single largest buyer in federal contracting, spanning weapons systems, IT, services, and research.

The Department of Energy (DoE) is the cabinet department that manages the U.S. nuclear weapons stockpile, energy research, and the national laboratory system, alongside energy policy and environmental cleanup at former nuclear sites. It contracts heavily for management and operation of its labs and for large-scale science and engineering work.

The Department of Justice (DoJ) is the cabinet department that enforces federal law and administers justice, housing the FBI, DEA, U.S. Attorneys, and the federal prison system. It contracts for law enforcement technology, forensic services, litigation support, and correctional operations.

The federal agency that manages U.S. diplomacy and foreign relations, operating embassies and consulates worldwide. For contractors, DoS is a major buyer of embassy security, construction, language services, IT, and foreign assistance programs, often through offices like Diplomatic Security and INL.

The federal agency responsible for enforcing environmental laws and protecting human health and the environment. EPA contracts cover environmental remediation, water infrastructure, scientific research, laboratory services, and IT modernization, making it a steady buyer for firms with environmental science or engineering expertise.

The Department of Transportation agency that regulates civil aviation and operates the national air traffic control system. FAA is a significant contracting agency for air traffic management technology, airport infrastructure, cybersecurity, and the ongoing NextGen air traffic modernization effort.

The Department of Homeland Security agency that coordinates the federal response to disasters and administers disaster relief funding. FEMA contracts heavily for logistics, temporary housing, debris removal, IT systems, and program management support, with demand spiking sharply after major declared disasters.

The agency that manages federal real property, runs government-wide purchasing vehicles like the Multiple Award Schedule, and provides shared administrative and technology services to other agencies. For contractors, GSA Schedules are a primary gateway to selling commercial products and services across government.

The independent, nonpartisan agency that audits and investigates how the federal government spends taxpayer money, reporting findings to Congress. GAO also adjudicates bid protests under the Competition in Contracting Act, giving unsuccessful offerors a forum to challenge a solicitation's terms or a contract award decision.

A government-hosted event held before a solicitation is released, where program officials brief industry on upcoming requirements, acquisition strategy, and timelines, and take questions from potential offerors. It gives agencies early market feedback and gives contractors a chance to gauge competition and position for the opportunity.

The civilian agency responsible for the U.S. space program, aeronautics research, and space exploration. NASA contracts for launch services, spacecraft and satellite development, scientific research, and engineering support, historically favoring large cost-reimbursement contracts alongside a growing use of fixed-price commercial partnerships.

A Department of Commerce agency that develops measurement standards, technology guidelines, and cybersecurity frameworks used across government and industry. NIST publications like SP 800-171 and the Cybersecurity Framework underpin many federal compliance requirements, including the security controls contractors are often required to meet to handle sensitive government data.

The HHS agency that funds and conducts biomedical and public health research through grants and contracts. NIH is one of the largest buyers of scientific R&D, clinical trial support, laboratory services, and IT for research administration, spread across its many specialized institutes and centers.

The executive office that builds the President's budget, oversees agency performance, and sets government-wide policy for federal spending. Through its Office of Federal Procurement Policy, OMB shapes the acquisition regulations and priorities that flow down into how federal agencies buy goods and services.

The federal agency that sets small business size standards, certifies socioeconomic contracting programs like 8(a), HUBZone, WOSB, and SDVOSB, and works with agencies to ensure a fair share of federal contract dollars reaches small businesses. SBA also guarantees loans and provides counseling to help small firms grow.

The federal department responsible for agriculture, food safety, nutrition programs, and rural development, encompassing agencies like the Forest Service and Food and Nutrition Service. USDA contracts span IT modernization, scientific research, facilities, and program support, alongside significant grant and loan activity in rural communities.