• Information Systems Security Engineer (ISSE)

    Leidos (Laurel, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a **Senior Information Systems Security Engineer (ISSE)** in our **National Security Sector's (NSS) ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (11/18/25)
    - Save Job - Related Jobs - Block Source
  • Systems Network Administrator (SNA-2)

    Leidos (Laurel, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a **Systems Network Administrator** in our **National Security Sector's (NSS) Cyber & Analytics ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (11/18/25)
    - Save Job - Related Jobs - Block Source
  • Network Engineer

    Leidos (Laurel, MD)
    **Description** **Unleash Your Potential!** At Leidos , we deliver innovative solutions by leveraging our diverse and talented workforce who are dedicated to our ... grow your skills and make a real impact. Clickhere (https://careers. leidos .com/search/jobs?q=pdsii&ns\_job\_category=pdsii-jobs) to learn more about how this program "Delivers… more
    Leidos (11/05/25)
    - Save Job - Related Jobs - Block Source
  • Systems Network Administrator (SNA-0)

    Leidos (Laurel, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a **Systems/Network Administrator** in our **National Security Sector's (NSS) Cyber & Analytics ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (09/20/25)
    - Save Job - Related Jobs - Block Source
  • COMSEC/Network Engineer

    Leidos (Laurel, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a **COMSEC/Network Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (09/16/25)
    - Save Job - Related Jobs - Block Source
  • System Administrator-Linux

    Leidos (Annapolis Junction, MD)
    **Description** **System Administrator - Linux** ** Leidos ** has a new and exciting opportunity for a **System Administrator - Linux** in our **National Security ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (11/19/25)
    - Save Job - Related Jobs - Block Source
  • Sr. ISSE TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a **Sr. ISSE** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (11/15/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator 10k sign on bonus

    Leidos (Annapolis Junction, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a Senior Systems Administrator in our **National Security Sector's (NSS) Cyber & Analytics Business ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (11/15/25)
    - Save Job - Related Jobs - Block Source
  • Manual Tester

    Leidos (Annapolis Junction, MD)
    **Description** Job Description ** Leidos ** has a new and exciting opportunity for a **Manual Test Engineer** in our **National Security Sector's (NSS) Cyber & ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (11/11/25)
    - Save Job - Related Jobs - Block Source
  • Lead Penetration Tester TS/SCI Polygraph

    Leidos (Annapolis Junction, MD)
    **Description** **Lead Penetration Tester** ** Leidos ** has a new and exciting opportunity for a **Lead Penetration Tester** in our **National Security Sector's (NSS) ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (11/05/25)
    - Save Job - Related Jobs - Block Source
  • Senior DevOps Engineer

    Leidos (Annapolis Junction, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a **DevOps Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (10/24/25)
    - Save Job - Related Jobs - Block Source
  • Sr. Network Engineer TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a **Sr. Network Engineer** in our **National Security Sector's (NSS) Cyber & Analytics Business ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (10/23/25)
    - Save Job - Related Jobs - Block Source
  • Information Security Professionals ISSO ISSE

    Leidos (Annapolis Junction, MD)
    **Description** ** Leidos ** is seeking Information Security Professionals for programs in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (10/18/25)
    - Save Job - Related Jobs - Block Source
  • Senior Linux Systems Administrator (NDA 4)

    Leidos (Annapolis Junction, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for a **Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (10/09/25)
    - Save Job - Related Jobs - Block Source
  • Automated Test Framework Software Engineer TS/SCI…

    Leidos (Annapolis Junction, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for an **Automated Test Framework Software Engineer** in our **National Security Sector's (NSS) Cyber & ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits** , including Paid Time Off,… more
    Leidos (09/27/25)
    - Save Job - Related Jobs - Block Source
  • Software Engineer TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** Leidos has an exciting opportunity for a Software Engineer! *Must have an active TS/SCI Polygraph up front. No exceptions.* You will perform software ... or experience as a member of an Agile team. CSSKEY CONMD careers. leidos .com/CONMD abundance **Original Posting:** March 27, 2025 For US Positions: While subject… more
    Leidos (09/26/25)
    - Save Job - Related Jobs - Block Source
  • Software Engineer TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    **Description** Leidos is looking for a Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a ... automation tools alongside a full suite of team collaboration tools. Leidos is the prime contractor providing system engineering, development, test, integration,… more
    Leidos (09/15/25)
    - Save Job - Related Jobs - Block Source
  • Chief Engineer

    Leidos (Annapolis Junction, MD)
    **Description** **Looking for an opportunity to make an impact?** At Leidos , we deliver innovative solutions through the efforts of our diverse and talented people ... kind of environment where you can thrive, keep reading!** The Leidos National Security Sector combines technology-enabled services and mission software capabilities… more
    Leidos (09/12/25)
    - Save Job - Related Jobs - Block Source
  • Program Manager

    Leidos (Annapolis Junction, MD)
    **Description** **Looking for an opportunity to make an impact?** At Leidos , we deliver innovative solutions through the efforts of our diverse and talented people ... kind of environment where you can thrive, keep reading!** The Leidos National Security Sector combines technology-enabled services and mission software capabilities… more
    Leidos (09/12/25)
    - Save Job - Related Jobs - Block Source
  • Information Systems Security Officer - 15k Sign…

    Leidos (Annapolis Junction, MD)
    **Description** ** Leidos ** has a new and exciting opportunity for an **Information Systems Security Officer (ISSO)** in our **National Security Sector's (NSS) Cyber ... Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At ** Leidos ** , we offer **competitive benefits Leidos Pay and Benefits… more
    Leidos (09/10/25)
    - Save Job - Related Jobs - Block Source