WELCOME TO

Cornerstone

Careers at Cornerstone

Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government.  Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission.  Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems.  If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense. We seek, hire, and cultivate the future leaders in technologies, management, and operations. Reach out and start a conversation about how you can be a part of the Cornerstone Defense Team!

EXPLORE OUR CURRENT OPENINGS

TOP 5 Reasons to join us!

1

Core Values

Our core values are honesty, integrity, professionalism, and fairness. These values are utilized with all employees, partners, and clients. When faced with tough decisions, we ask ourselves “what is the right move?” In an industry that is constantly changing, our core values are not something that Cornerstone Defense will ever compromise.

2

Committed

We have a binding promise to our employees to make sure that they are prepared to provide the best service to our clients. Cornerstone Defense is committed to taking a holistic view of our team, ensuring each employee is able to balance successfully supporting their customer’s mission as well as maintaining a healthy lifestyle.

3

Approach

We use a consultative approach to hiring, employment, and execution. We look for quality employees and identify the appropriate opportunities for them, not the other way around. Our employees are always our number one concern. We firmly believe that if we take care of our employees, business will follow.

4

Attention

We focus on the details of efficiently managing personnel and business. We are consistently looking for new and unique ways to show our employees that they are the most important asset within the company. We fully understand and manage the need for both the Esprit de Corp and professional training for every Cornerstone Defense employee.

5

Transparency

We make every effort to communicate all aspects of Cornerstone operations with our employees. Transparency is fundamental to the culture of our company. We firmly believe that establishing a diverse and inclusive environment creates the best possible outcome for our employees, our clients, and the missions we support.

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GET IN TOUCH

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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Did you know we have a Swag Store when you can buy all kinds of customized, Cornerstone Defense branded swag!? Check out this sweet laptop case and windbreaker two of our employees received recently through the swag store for their Work Anniversaries! We find different ways to use our Swag Store to reward employees for Work Anniversaries, milestones, achievements etc. Our Swag Store is powered by the company Stadium, whose team has been awesome to work with in the set up process and has had great customer service in the 1.5 years we have worked with them as a vendor. Check out the link to the swag store, below, and let us know your thoughts! ➡️➡️🔗🔗https://www.bystadium.com/us/en/stores/cornerstone-defense/S348529292?_gl=1*r2p54u*_gcl_aw*R0NMLjE3NDA0OTU3MTYuQ2owS0NRaUE4Zlc5QmhDOEFSSXNBQ3dIcVlvWEMwWlJDZ0R4UGNKUm84a0RGdFRpMnJrdkhVa1FXemxHWlBXMTBId0hySmdWb0F2OGN5MGFBdmxhRUFMd193Y0I.*_gcl_au*MTMxMzExOTg5MS4xNzQxMjA4NTMz*_ga*MTUxNjE4NTA2NS4xNzE1NjI4NTA3*_ga_CR524CS02B*MTc0MzYxNDk4OS42Ny4xLjE3NDM2MTc1MTcuNTQuMC4w&hubspotutk=fac1041e53b8ca567bc64f92e6263379&__hstc=65899569.fac1041e53b8ca567bc64f92e6263379.1715357726041.1743614990409.1743617447599.91&__hssc=65899569.1.1743617447599 ... See MoreSee Less

Did you know we have a Swag Store when you can buy all kinds of customized, Cornerstone Defense branded swag!? Check out this sweet laptop case and windbreaker two of our employees received recently through the swag store for their Work Anniversaries! We find different ways to use our Swag Store to reward employees for Work Anniversaries, milestones, achievements etc. Our Swag Store is powered by the company Stadium, whose team has been awesome to work with in the set up process and has had great customer service in the 1.5 years we have worked with them as a vendor. Check out the link to the swag store, below, and let us know your thoughts! ➡️➡️🔗🔗https://www.bystadium.com/us/en/stores/cornerstone-defense/S348529292?_gl=1*r2p54u*_gcl_aw*R0NMLjE3NDA0OTU3MTYuQ2owS0NRaUE4Zlc5QmhDOEFSSXNBQ3dIcVlvWEMwWlJDZ0R4UGNKUm84a0RGdFRpMnJrdkhVa1FXemxHWlBXMTBId0hySmdWb0F2OGN5MGFBdmxhRUFMd193Y0I.*_gcl_au*MTMxMzExOTg5MS4xNzQxMjA4NTMz*_ga*MTUxNjE4NTA2NS4xNzE1NjI4NTA3*_ga_CR524CS02B*MTc0MzYxNDk4OS42Ny4xLjE3NDM2MTc1MTcuNTQuMC4w&hubspotutk=fac1041e53b8ca567bc64f92e6263379&__hstc=65899569.fac1041e53b8ca567bc64f92e6263379.1715357726041.1743614990409.1743617447599.91&__hssc=65899569.1.1743617447599Image attachmentImage attachment+1Image attachment

We may have a few fools in the office… but today, we’re celebrating them! 😜😂 No prank here—just some good old-fashioned fun! Throwback to our Open House Photo Booth last year that our employees and guests definitely enjoyed (maybe a little too much. 😂) Happy April Fool’s Day! ... See MoreSee Less

We may have a few fools in the office… but today, we’re celebrating them! 😜😂 No prank here—just some good old-fashioned fun! Throwback to our Open House Photo Booth last year that our employees and guests definitely enjoyed (maybe a little too much. 😂) Happy April Fool’s Day!Image attachmentImage attachment

Oh, the old timesheet debacle. 😂😂 Just a fun and friendly reminder to do your timesheets in the timeliest manner possible! Your office admin/back office employees will really appreciate you for it. ⭐⭐🤩🤩✅✅ Happy Friday Eve, everyone! ... See MoreSee Less

Oh, the old timesheet debacle. 😂😂 Just a fun and friendly reminder to do your timesheets in the timeliest manner possible! Your office admin/back office employees will really appreciate you for it. ⭐⭐🤩🤩✅✅ Happy Friday Eve, everyone!Image attachmentImage attachment+1Image attachment

Did you know that it’s Neurodiversity Celebration Week!? 🧠🌟

At Cornerstone Defense, we recognize that innovation, creativity, and success are fueled by diverse perspectives. Neurodiversity embraces the idea that brains work in beautifully different ways—including those of individuals with autism, ADHD, dyslexia, dyspraxia, and many other neurological variations. While neurodiverse individuals may have unique challenges, they also have equally unique strengths! They bring fresh ideas, out-of-the-box thinking, and innovative problem-solving to the workplace.

As an employer, we have always believed that solving complex challenges requires a team of individuals with different skill sets, perspectives, and ways of thinking. That’s why we’re committed to fostering an inclusive and supportive environment where everyone has an equal opportunity to thrive—regardless of how their brain is wired.

💡 Why Does Neurodiversity Matter in the Workplace?
✅ It encourages creative solutions to complex problems
✅ It strengthens collaboration by bringing diverse viewpoints to the table
✅ It unlocks untapped potential by valuing unique talents
✅ It builds a culture of inclusion and belonging, where everyone can do their best work

We believe in a workplace where differences are celebrated, not just accommodated. From ensuring equitable hiring practices to creating a work environment that empowers all individuals, we are dedicated to supporting neurodiverse talent.

So this week, take a moment to appreciate the power of thinking differently. Let’s celebrate the incredible contributions of neurodivergent individuals in our teams, in our industry, and across the world! 🌍💙
... See MoreSee Less

Did you know that it’s Neurodiversity Celebration Week!? 🧠🌟

At Cornerstone Defense, we recognize that innovation, creativity, and success are fueled by diverse perspectives. Neurodiversity embraces the idea that brains work in beautifully different ways—including those of individuals with autism, ADHD, dyslexia, dyspraxia, and many other neurological variations. While neurodiverse individuals may have unique challenges, they also have equally unique strengths! They bring fresh ideas, out-of-the-box thinking, and innovative problem-solving to the workplace.

As an employer, we have always believed that solving complex challenges requires a team of individuals with different skill sets, perspectives, and ways of thinking. That’s why we’re committed to fostering an inclusive and supportive environment where everyone has an equal opportunity to thrive—regardless of how their brain is wired.

💡 Why Does Neurodiversity Matter in the Workplace?
✅ It encourages creative solutions to complex problems
✅ It strengthens collaboration by bringing diverse viewpoints to the table
✅ It unlocks untapped potential by valuing unique talents
✅ It builds a culture of inclusion and belonging, where everyone can do their best work

We believe in a workplace where differences are celebrated, not just accommodated. From ensuring equitable hiring practices to creating a work environment that empowers all individuals, we are dedicated to supporting neurodiverse talent.

So this week, take a moment to appreciate the power of thinking differently. Let’s celebrate the incredible contributions of neurodivergent individuals in our teams, in our industry, and across the world! 🌍💙Image attachmentImage attachment+1Image attachment
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