Seaport NextGen

Prime: Cornerstone Defense LLC
Contract Number: N0017819D7415

Contract Administration: Sonya Hughes – 703.880.2697 direct, s.hughes@csdef.com
Business Development: Patrick Palmer – 703.691.5103 direct, 703.598.6695 mobile, pat@csdef.com

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Contact Us
  • Virginia
    13454 Sunrise Valley Drive, Suite 100
    Herndon, VA 20171
    Maryland
    2288 Blue Water Blvd, Suite 330
    Odenton, MD 21113
  • eFAX
    443.769.1559
  • Phone
    703.691.5100
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✨ Celebrating a standout retention milestone: 75% of our 2025 hires are not only still with us — they’re thriving. 📈

This success reflects a culture built on growth, support, and real impact. 🙌 We’re grateful for a team that shows up, levels up, and makes a difference every day.

👉 Curious about who we are and how we work? Reach out today — DM us or contact the team to learn more about our company and culture. 🤝💬
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✨ Your next career move? It might just be on one of these sticky notes!

🔥 Check out this week’s hottest roles — they’re going fast!

If any of these are calling your name, let’s get you connected. 💼🚀 Reach out today!
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It’s Monday and we’re feeling lucky… are you!? 🍀✨

Because you’re in luck — we’re hiring!

At Cornerstone Defense, we’re not just filling roles… we’re building something big. 🚀 As an ever-growing force in the GovCon space, we’re leaning into the future — especially when it comes to AI, innovation, and staying ahead of what’s next. The industry is evolving fast, and we’re making sure we’re not just keeping up… we’re on the radar. 👀

If you’re cleared, motivated, and ready to be part of a team that actually sees you as more than just a number — this is your moment.

Don’t miss out on what we’re building.
Let’s make your next move your best one yet. 💼

📩 Reach out to us to learn more about our open roles and what makes Cornerstone Defense different.
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It’s Monday and we

AI is officially part of many of our corporate lives — but with so much noise, it can be overwhelming to ascertain what the real everyday applications actually look like. 👨🏻‍💻💻⌨️
 
In our new AI Spotlight Series, we’re highlighting how our team uses AI to streamline workflows, save time, and make meaningful impact in day‑to‑day tasks.
 
Today’s spotlight comes from John Santmyer, one of our recruiters. 👉 Swipe through to see how AI‑powered automation inside our CRM helps John quickly identify top candidates, re‑engage overlooked talent, and match people to open roles faster than ever.
 
Have your own AI use case? Drop it in the comments, or let us know if John’s experience matches how you’re using AI in your work.
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We’re Hiring, April Fools’ edition!  🤣🎊🎈 There are 10, silly edits from the first photo to the second. Can you spot them all? If you think you’ve got it, shoot us a DM and tell us what you think they are (so you don’t share the answers!) and we’ll put you in a raffle for a fun, Cornerstone branded prize. 😉 But most importantly — did you know, as always . . . WE’RE HIRING! 👷🏻‍♀️👩🏻‍⚕️🧑🏻‍🏭 ... See MoreSee Less

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