Cybersecurity Expert Developer

9 hours ago


Hanover Hills, Maryland, United States ManTech Full time
Secure Our Nation, Ignite Your Future

Become an integral part of a diverse team of elite cyber professionals protecting our national security. As a Senior CNO Developer, you will work on challenging problems and innovative solutions at one of the leading companies in offensive and defensive cybersecurity. At ManTech International Corporation, we offer excellent benefits and flexible schedules, with plenty of opportunities for advancement.

Key Responsibilities:
  • Design and develop new hardware or software-based CNO capabilities.
  • Contribute to the designing, developing, documenting, testing, and debugging of applications software and systems.
  • Apply expert-level knowledge of security concepts and networks.
  • Provide leadership and guidance to other CNO developers on the team.
  • Ensure software standards are met.
Basic Qualifications:
  • Bachelor of Science Degree and years of relevant experience, or 14+ years of relevant experience in lieu of a degree.
  • Proficiency in Python and C/C++ programming.
  • Troubleshooting/debugging experience.
  • Proficiency with networking (TCP/IP) and socket-level programming.
  • CNO capability development experience.
Preferred Qualifications:
  • Software analysis/reverse engineering experience.
  • Understanding of assembly programming concepts.
  • Experience in low-level internals in one or more technology areas (e.g., Windows, Unix, Mobile, Network devices).
  • Unit test experience.
  • Experience using Atlassian products (JIRA, Confluence, Crucible).
  • Ability to handle stress and work well under pressure.
  • Analytical and critical thinking skills.
  • Experience managing/leading teams.
Security Clearance Requirements:
  • Active/current TS/SCI with Polygraph is required.
Physical Requirements:
  • Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.
  • Regular communication with co-workers, management, and customers.
Our Amazing Benefits:
  • Enhanced health benefit package - Apply for more information.
  • ManTech HSA contribution.
  • Up to 25 days PTO plus 10 holidays.
  • PTO sellback.
  • PTO carryover of up to 240 hours.
  • Up to 8% 401k match.
  • Up to 4 weeks parental leave.
  • Eligibility for annual program bonus.
  • Training and conference opportunities, including the industry's leading cyber courses (ACTP).
  • Tuition assistance (selected BS/MS programs are fully paid).
  • Free snacks and monthly social events.
  • Very flexible schedule with compensation or flex hours for extra time worked.


  • Hanover Hills, Maryland, United States ManTech Full time

    Job DescriptionJob Title: Cybersecurity Expert DeveloperJob Summary:We are seeking a highly skilled Cybersecurity Expert Developer to join our team at ManTech International Corporation. As a Cybersecurity Expert Developer, you will be responsible for designing and developing new hardware or software-based Cybersecurity capabilities.Key...


  • Hanover Hills, Maryland, United States ManTech Full time

    Job DescriptionJob Title: Cybersecurity Expert DeveloperJob Summary:We are seeking a highly skilled Cybersecurity Expert Developer to join our team at ManTech International Corporation. As a Cybersecurity Expert Developer, you will be responsible for designing and developing new hardware or software-based Cyber Network Operations (CNO)...


  • Hanover Hills, Maryland, United States ManTech Full time

    Job Summary:ManTech International Corporation is seeking a highly motivated and experienced Cybersecurity Expert Developer to join our team in Hanover, MD. As a key member of our team, you will be responsible for designing and developing new hardware or software-based Cyber Network Operations (CNO) capabilities.Responsibilities:Design and develop new...


  • Hanover Hills, Maryland, United States ManTech Full time

    Secure Our Nation, Ignite Your FutureBecome an integral part of a diverse team of elite cyber professionals protecting our national security. You will work on challenging problems and innovative solutions at one of the leading companies in offensive and defensive cybersecurity. At ManTech International Corporation, we offer excellent benefits and flexible...

  • Cybersecurity Expert

    2 weeks ago


    Hanover Hills, Maryland, United States Lockheed Martin Full time

    About the Role:Lockheed Martin is seeking a highly skilled Cybersecurity Expert to join our team as a Reverse Engineer/Vulnerability Researcher. In this role, you will be responsible for planning and executing innovative ways to break into the world's most secure cutting-edge systems and networks.Key Responsibilities:Develop techniques, tools, and exploits...


  • Hanover Hills, Maryland, United States ManTech Full time

    Secure Our Nation, Ignite Your FutureBecome an integral part of a diverse team of elite cyber professionals protecting our national security. You will work on challenging problems and innovative solutions at one of the leading companies in offensive and defensive cybersecurity. At ManTech International Corporation, we offer excellent benefits and flexible...


  • Hanover, Maryland, United States ManTech Full time

    Secure Our Nation, Ignite Your FutureManTech International Corporation is seeking a highly motivated and experienced Cybersecurity Expert Developer to join our team in Hanover, MD. As a key member of our diverse team of elite cyber professionals, you will work on challenging problems and innovative solutions to protect our national...


  • Hanover Hills, Maryland, United States ManTech Full time

    Secure Our Nation, Ignite Your FutureAt ManTech, we're committed to delivering innovative cybersecurity solutions that protect our nation's security. As a Cyber Operations Developer, you'll play a critical role in designing and developing cutting-edge CNO capabilities that stay ahead of emerging threats.ResponsibilitiesDesign and develop new hardware or...


  • Hanover Hills, Maryland, United States ManTech Full time

    About the RoleWe are seeking a highly skilled Cybersecurity Expert to join our team at ManTech. As a Senior Software Developer, you will play a critical role in designing and developing new hardware or software-based CNO capabilities.Key ResponsibilitiesDesign and develop new CNO capabilities, leveraging your expertise in security concepts and...


  • Hanover Hills, Maryland, United States ManTech Full time

    Job DescriptionJob Title: Embedded Cybersecurity DeveloperJob Summary:We are seeking a highly skilled Embedded Cybersecurity Developer to join our team at ManTech. As an Embedded Cybersecurity Developer, you will be responsible for developing impactful mission tools in an Agile environment. You will work in a small multi-disciplinary team that researches...


  • Hanover Hills, Maryland, United States ManTech Full time

    Secure Our Nation, Ignite Your FutureAt ManTech, we're committed to delivering innovative cybersecurity solutions that protect our nation's security. As a Cyber Operations Developer, you'll play a critical role in designing and developing cutting-edge CNO capabilities that stay ahead of emerging threats.ResponsibilitiesDesign and develop new hardware or...


  • Hanover, Maryland, United States ManTech Full time

    About the RoleWe are seeking a highly skilled Cybersecurity Professional to join our Software Development team at ManTech International Corporation.Key ResponsibilitiesDesign and develop new software solutions using C, C++, Objective C, and/or Python.Work with the entire Software Development Lifecycle, from development to deployment.Contribute expertise to...


  • Hanover Hills, Maryland, United States Lockheed Martin Full time

    About the RoleThis Linux Systems Administrator Staff position is part of our Cybersecurity team at Lockheed Martin, where we protect the networks that our citizens and the world depend upon. As a cybersecurity professional, you will work with experts on the forefront of threat protection and proactive prevention.Key ResponsibilitiesProvide support for...


  • Hanover Hills, Maryland, United States ManTech Full time

    Job SummaryWe are seeking a highly skilled Embedded CNO Developer to join our team at ManTech International Corporation. As an Embedded CNO Developer, you will be responsible for developing impactful mission tools in an Agile environment.Key ResponsibilitiesDevelop software solutions for embedded systems using C, C++, and Assembly languages.Contribute to...


  • Hanover, Maryland, United States ManTech Full time

    ManTech International CorporationBecome an integral part of a diverse team of elite cyber professionals protecting our national security.About the RoleAs a Cybersecurity Software Developer at ManTech International Corporation, you will work on challenging problems and innovative solutions at one of the leading companies in offensive and defensive...


  • Hanover Hills, Maryland, United States Independent Software Full time

    Job OverviewIndependent Software is seeking a highly skilled Cybersecurity Network Analyst - Mid-Level to join our team. As a key member of our cybersecurity team, you will be responsible for analyzing and mitigating network threats, identifying vulnerabilities, and developing strategies to enhance our network security.Key ResponsibilitiesNetwork Analysis...


  • Hanover Hills, Maryland, United States Lockheed Martin Full time

    About the RoleWe are seeking a highly skilled Cybersecurity Deployment Specialist to join our team at Lockheed Martin. As a key member of our cybersecurity team, you will play a critical role in protecting our customers' networks and systems from advanced threats.Key ResponsibilitiesProvide analysis of deployment objectives and draft plans to meet...


  • Hanover Hills, Maryland, United States Lockheed Martin Full time

    About the Role:This position may be eligible for a $25K sign-on bonus for external hires.What We're Doing:Lockheed Martin's Cyber & Intelligence division invites you to join a team of cybersecurity professionals working on the forefront of threat protection and proactive prevention. As a cyber security expert, you'll work with our team to protect the...


  • Hanover Hills, Maryland, United States Lockheed Martin Full time

    Job Overview:This position may be eligible for a sign-on bonus for external hires.Company Profile:Lockheed Martin, a leader in Cyber & Intelligence, is addressing some of the most significant challenges of our time: leveraging advanced technology to safeguard our way of life.As a cybersecurity professional at Lockheed Martin, you will be at the forefront of...


  • Hanover Hills, Maryland, United States ManTech Full time

    Secure Our Nation, Ignite Your FutureThis position is officially titled: CNO Developer. At ManTech, a Computer Network Operations (CNO) Developer designs and develops technologies to defend, attack, and exploit computer networks. This esteemed position supports a critical national security program held by ManTech for over 15 years.About ManTechManTech...