Best ERP for Government Contractors (2026): DCAA-Ready Options Compared

Quick picks: the best ERP for government contractors by situation

GovCon ERP vendors mostly quote by deal. Where a price appears, it is the vendor’s own published figure as of November 2026.

Which ERP fits your contracting business? Take the quiz

Eight questions about what you sell, your contract types, CUI and the books you run today. Each option gets a percent fit, so you can see when Costpoint and Unanet are close, which happens often for 50–200 person firms.

What government contractors actually need from an ERP

A general ERP demo shows sales orders and dashboards. A GovCon demo should show what an auditor will test. These seven things decide whether your system survives its first review.

1. An accounting system that meets DFARS 252.242-7006. The clause lists 18 criteria, including proper segregation of direct and indirect costs, a logical and consistent method for allocating indirect costs, a timekeeping system that ties labor to cost objectives, monthly cost determination, exclusion of unallowable costs and billings that reconcile to the cost accounts. The contracting officer approves or disapproves the contractor’s system; the software is only one part of it.
2. Timekeeping that holds up under audit. Every hour goes to a contract, task or indirect account. The usual controls: daily entry, no time entered in advance, a supervisor approval, and a logged reason for every correction. If people fill in Friday’s timesheet from memory, the best ERP won’t save you.
3. Indirect rate pools. Under FAR 31.203, indirect costs go into logical pools, each allocated on a base that reflects the benefit. In practice that means fringe, overhead (often split by site or line of business) and G&A, recalculated monthly so you can see if you are over or under your bid rates.
4. Unallowable costs kept out. FAR 31.201-2 says a cost is allowable only if it is reasonable, allocable, consistent with CAS or GAAP, and within the contract terms and FAR limits. FAR 31.205-14, for example, makes entertainment costs unallowable. The ERP needs accounts or flags that keep those costs out of your pools and billings.
5. Billing by contract type. Firm-fixed-price milestones, T&M at fully burdened labor rates and cost-plus vouchers often sit under one award. For cost-type work, FAR 52.216-7 has the government reimburse you at billing rates set by the contracting officer until final rates are agreed, so the ERP must bill at provisional rates and true up later.
6. The incurred cost submission. The same clause requires a final indirect cost rate proposal within six months after each fiscal year ends. Systems built for GovCon produce the supporting schedules from the ledger; general ERPs often leave you building them in Excel.
7. Security for CUI. If the ERP holds controlled unclassified information, it falls under NIST SP 800-171 and your CMMC assessment. Any cloud provider holding covered defense information must meet security requirements equivalent to FedRAMP Moderate, per DFARS 252.204-7012.

What matters less: warehouse features you will never use (unless you manufacture), AI copilots, and dashboards. An auditor never asks for a dashboard.

A note on CMMC timing

DFARS 252.204-7021 (dated November 2025) lets contracting officers require CMMC Level 1 or Level 2 self-assessments, Level 2 third-party certification or Level 3 as a condition of award, with annual affirmations of compliance in SPRS. The DFARS rule that added the clause took effect on November 10, 2025, according to the Federal Register, and CMMC requirements are being phased into contracts in stages. DFARS 252.204-7012 and its NIST SP 800-171 requirements apply either way. Phase timing has changed before, so check the DoD CIO’s CMMC page for the current phase status before you plan around a date.

The shortlist in depth

Three GovCon-specific ERPs first, then general ERPs with GovCon add-ons, the starter setup, and the custom route.

Deltek Costpoint: best for mid-size and large contractors

Who it fits: contractors with cost-plus and CAS-covered work, from about 100 people to the largest primes, and defense manufacturers that want production on the same system.

Strengths: Deltek describes Costpoint as an ERP for government contracting, aerospace and defense, with cost segregation, burdening, revenue recognition, billing and indirect rate management for any contract type. Time entry and approvals can run inside Outlook or Teams, and there is a manufacturing module. Deltek says Costpoint GCCM, its cloud for contractors handling CUI, meets FedRAMP Moderate equivalency and is listed on the FedRAMP Marketplace, with US-only hosting.

Limits: a big system with a big implementation. Smaller firms can find it heavier than they need, and its depth shows up in the services bill. Treat compliance claims as support for your controls, not a substitute.

Pricing and deployment: quote-based; cloud, including GCCM.

Deltek Costpoint Essentials: best for small contractors that plan to grow

Who it fits: small contractors moving off QuickBooks that want to land on the system they would grow into.

Strengths: according to Deltek’s product page, Costpoint Essentials is a cloud ERP for small and growing government contractors that bundles project accounting, time and expense, business intelligence, and budgeting and forecasting. Deltek says customers can be up and running in 60 days or less.

Limits: a packaged scope, so ask what is left out and what moving to full Costpoint later involves.

Pricing (published, as of November 2026): from $800 per month, based on a 10-user license, with licenses and implementation included, according to Deltek. Deltek doesn’t publish the price for additional users or the contract term on that page.

Unanet ERP GovCon: best for small and growing services contractors

Who it fits: IT, cyber, engineering and professional services contractors from a handful of people to several hundred, especially those that also want a GovCon CRM for capture and proposals.

Strengths: according to Unanet, its timekeeping prevents employees from entering time in advance and keeps a record of every change. It handles indirect rates and cost pools natively (its help center describes target, provisional and actual rates for each pool) and includes incurred cost reporting. It supports T&M, FFP and cost-plus, including hybrid contracts where tasks carry different billing types. Unanet also offers a cloud environment for CUI that it says meets FedRAMP Moderate equivalency, and says most government contractors are fully live within three to six months.

Limits: fewer production and inventory features than Costpoint or JAMIS, so it fits services better than manufacturing. As with every vendor here, the claims above describe the product, not your audit outcome.

Pricing and deployment: quote-based; cloud.

JAMIS Prime ERP: best for a GovCon ERP on a modern base

Who it fits: IT services, engineering and professional services contractors, and small defense manufacturers through its Manufacturing Edition.

Strengths: JAMIS builds Prime on the Acumatica cloud platform and adds its own government contracting functionality: project accounting with direct, indirect and overhead costs by contract, project and subtask, DCAA-oriented timekeeping, and support for the DCAA, FAR and CAS requirements it lists. The Acumatica base brings modern workflows, and the Manufacturing Edition adds project manufacturing for federal contractors.

Limits: a smaller vendor and partner ecosystem than Deltek. JAMIS markets a FedRAMP offering for its cloud; ask for its current authorization or equivalency status in writing if you will store CUI.

Pricing and deployment: quote-based; JAMIS Cloud Services.

Business Central with a GovCon add-on: best for Microsoft shops

Who it fits: contractors with a commercial business, a Microsoft IT team and a federal line that is growing.

Strengths: Business Central handles projects, jobs and finance well, and partners sell GovCon extensions on Microsoft AppSource that add indirect cost allocation, labor distribution and contract funding limits. Check which Business Central editions and countries each extension supports.

Limits: the GovCon logic comes from a partner, so its quality and roadmap depend on that partner, not Microsoft. Confirm where your data is hosted if CUI is involved.

Pricing (list, as of November 2026, paid yearly): according to Microsoft’s pricing page, Essentials is $80 per user per month, Premium $110 and Team Members $8. The add-on is priced separately.

NetSuite or Sage Intacct with GovCon configuration: best when federal is one line of many

Who it fits: multi-entity companies where a federal subsidiary sits next to commercial ones, usually with fixed-price or T&M work.

Strengths: both have strong ledgers and multi-entity reporting. NetSuite has no GovCon edition of its own; partners sell SuiteApps for DCAA-style time entry and indirect allocations. Sage Intacct’s help center lists time and materials, fixed price, percent complete and milestone billing for projects; cost-plus billing on layered indirect rates depends on how a partner sets up its dimensions and allocations.

Limits: provisional rates, year-end true-ups and incurred cost schedules depend on partner work. Plan an independent review of the setup before your first cost-type bid. Our NetSuite implementation cost guide covers that budget.

Pricing and deployment: cloud, quote-based for both.

QuickBooks plus a timekeeping tool: best for startups

Who it fits: contractors with one or two firm-fixed-price or small T&M contracts, including first SBIR awards.

Strengths: cheap, familiar and supported by many GovCon accountants. Set up a job per contract, separate indirect expense accounts, and a timekeeping tool with daily entry, approvals and an audit trail.

Limits: no native indirect rate pools, provisional billing or incurred cost schedules. Those live in spreadsheets that an auditor will reconcile line by line. Plan the move before your first cost-type contract, not after it.

Pricing: low; the real cost is the accountant’s time on rates.

Custom ERP or custom modules built around your contracts

Who it fits: contractors whose edge is in how they price, staff or deliver: proposal pricing with complex labor categories, OTA and grant mixes, product licensing alongside services, contract data that feeds in-house tools. Also firms with hundreds of time-only users where per-user licenses add up, or CUI that must stay inside their own enclave.

Strengths: fits the process, no per-user license fees, you own the code and data, and you build only what people use. It connects through APIs to the ledger, HR, payroll and capture tools you already run.

Limits: a custom accounting core faces the same DFARS 252.242-7006 review as any package, with no vendor track record to lean on. Higher upfront cost, longer time to first value, and you own maintenance and security, including NIST SP 800-171 if it stores CUI.

Cost and timeline (estimates): per our custom ERP development cost guide, an operations system for one company runs $80–200k over 5–9 months, a mid-size ERP with project costing and many integrations $200–500k over 9–15 months, and a multi-entity system with its own ledger $500k–1.5M+.

The middle path: for most contractors, keep timekeeping, indirect rates and billing in Costpoint, Unanet, JAMIS or a configured ledger, and build custom modules around it: pricing tools, contract and CLIN data, subcontractor portals, reporting and integrations. If a package passes your demo script, buy the package. More on custom software development.

Neighbouring cases. Firms that serve mostly commercial clients should read our best ERP for professional services guide, and defense manufacturers with mostly commercial production should also see best ERP for manufacturing. For a broad view of general-purpose systems, start with best ERP for small business.

Built by Gilzor

Results we’ve shipped

70+products launched

98%delivered on time

85%clients come back

Aviation33%faster baggage weigh-inWeb and Mobile application for Airlines→Healthcare+30%lab test ordersMedical Lab Web and Native Mobile Applications→Retail · Startup700+stores aggregatedMobile application for Grocery shops→

Talk to the people who build it. Tell us about your project and get a free estimate of scope, timeline and cost.

See how we’d approach yours →

Comparison table

“Effort” and “best size” are our judgment of a typical rollout, not vendor figures.

Costs beyond the license

For a contractor, the first-year bill is driven by how many contracts, pools and billing types you configure, and by how clean your history is. All ranges below are our estimates, not vendor quotes.

Integration and migration work is covered in our API integration cost and data integration cost guides. If you are leaving an old on-premise GovCon system, see legacy modernization.

Package vs custom over five years

Take a 150-person services contractor where most users only enter time. Our rough five-year view, before discounts:

• GovCon ERP: licenses in the region of $60–180k a year, depending on vendor and how time-only users are priced, so $300–900k over five years, plus implementation and admin.
• Custom modules on a GovCon ledger: the package above, often with fewer full users, plus $60–200k to build pricing, contract data, portals and integrations, and 15–20% a year to maintain.
• Fully custom ERP with its own ledger: $500k–1.5M+ to build, plus the audit burden of a system nobody has reviewed before. Rarely worth it for a contractor under several hundred people.

For small firms the gap is wide: a packaged small-business option costs a fraction of any build. Our custom ERP cost guide has a calculator to run your own numbers.

How to choose and implement in 6 steps

1. Write down your rate structureDecide your pools (fringe, overhead, G&A), their bases and your unallowable accounts with your GovCon accountant. This becomes the core of the demo script.
2. List contracts, tasks and billing typesMap every contract, task order and CLIN to FFP, T&M or cost-plus, with funding and ceilings. Note which contracts carry DFARS business-system or CMMC clauses.
3. Decide where CUI livesKeep it out of the ERP, or choose a hosting option built for it. This narrows the shortlist quickly.
4. Run scripted demosMake each vendor enter a corrected timesheet, close a month, calculate rates, bill a cost-plus voucher at provisional rates and show the year-end schedules. Compare full quotes, modules and hosting included.
5. Migrate open contracts, not all historyMove contract funding, billed-to-date, open AP and AR, and year-to-date pool balances. Keep old history read-only for audits.
6. Go live at the start of a fiscal periodTrain everyone on daily timekeeping before the first pay period. Run the first month-end in parallel, and review the setup before you bid cost-type work.

FAQ

Where Gilzor fits

Gilzor implements packaged ERPs of any vendor for government contractors, including setup, configuration, data migration of open contracts and rate balances, integrations with payroll, HR and capture tools, customization and training. We also build custom ERPs and custom modules, such as pricing tools, contract data and portals, when your contracts don’t fit a package.

If you are weighing a package against custom work, start with our custom ERP cost guide or our custom software development page.