Principal / Sr. Principal Software Engineer [TS SCI]

Reposted One Month Ago
Be an Early Applicant
Stafford, VA, USA
In-Office
114K-213K Annually
Senior level
Aerospace • Logistics • Security • Software • Cybersecurity
The Role
Develop, maintain, and test command-and-control software for a global antenna-based RF transmission/receiving platform. Participate in requirements, application design, coding, testing, and code maintenance. Support vulnerability monitoring, system hardening, and configuration management. Work on-site in Stafford, VA with required TS/SCI clearance, CI polygraph eligibility, and IAT Level II certification.
Summary Generated by Built In
RELOCATION ASSISTANCE: No relocation assistance available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: SCI

TRAVEL: Yes, 10% of the TimeDescription

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman, Defense Systems, is seeking a Principal / Sr. Principal Software Engineer to work on the Whisper programs in Stafford, Virginia.  The Whisper program is a large Antenna based Rf Transmission and receiving network Platform. We use command and control software to remotely control multiple systems worldwide

Responsibilities : 

Perform software development and maintenance

Assist with all or part of the following: requirements:   application design, code development, testing, code maintenance.

Basic Qualifications: 

This position is open as a dual level opportunity. We will consider candidates at a level 3 or level 4:

Based on your overall experience, education, years of experience, fit to the position, and interview evaluation will determine which level you are selected for.

  • Level 3 bachelor’s degree with 5 years of experience OR a master’s and 3 years’ experience OR a High School diploma / equivalent with 9 years’ experience may be considered in lieu of degree
  • Level 4: Bachelor’s degree with 8 years of experience OR a master’s and 6 years’ experience OR a High School diploma / equivalent with 12 years’ experience may be considered in lieu of degree
  • Work on-site at Stafford Virginia
  • Programming experience with languages such as  Java, C , bash, python.
  • Familiar with Windows and RHEL
  • TS/SCI clearance and ability to obtain a CI polygraph
  • Prior to start obtain a (IAT) level II or higher (i.e. Security +) .
  • Familiar with Compliance/Vulnerability Monitoring with tools such as Nessus, HBSS and ACAS

Preferred Qualifications:

  • Experience with the following technologies: Java Swing; multi-threaded and distributed Java applications; Java Web application (e.g., Tomcat) servers or Java Applications servers (e.g. JBoss and/or Wildfly are highly desired); relational databases (JDBC, SQL, and MySQL); JEE (Java Enterprise Edition) experience (JDBC, JNI, JNDI, JMS, Servlet/JSP, EJB/JPA); Web service experience (e.g., RESTFul Web services)
  • Knowledge of the following: Hycu backup/recovery software or other backup/recovery software; Nutanix virtual environment, or other platforms such as VMWare; Elastic Search Stack (ELK);
  • Web (Brower based) GUI front end development (HTML, JavaScript, CSS, Angular)
  • Experience with hardening Linux OS and applications to required configurations (e.g. DISA STIGs)
  • Configuration Management experience working with software version control tools (Jira’s Bamboo, Stash, GIT, Subversion)
  • Risk Management Framework (RMF)
  • Linux and / or Windows system administration experience

Primary Level Salary Range: $114,000.00 - $171,000.00Secondary Level Salary Range: $142,000.00 - $213,000.00

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Skills Required

  • Meet Level 3 or Level 4 education/experience combinations (Level 3: Bachelor's +5 years or Master's +3 years or HS +9 years; Level 4: Bachelor's +8 years or Master's +6 years or HS +12 years).
  • Work on-site at Stafford, Virginia.
  • Programming experience with Java, C, Bash, and Python.
  • Familiarity with Windows and Red Hat Enterprise Linux (RHEL).
  • Active TS/SCI clearance and ability to obtain a CI polygraph.
  • Obtain IAT Level II or higher prior to start (e.g., Security+).
  • Familiarity with compliance/vulnerability monitoring tools such as Nessus, HBSS, and ACAS.
  • U.S. Citizenship (required for positions with government clearance).
  • Experience performing software development, testing, and maintenance for mission/command-and-control systems.
  • Ability to meet travel requirement (~10%).
  • Experience with system hardening and compliance frameworks (DISA STIGs, RMF) and Linux/Windows administration.
  • Experience with Java web/app servers (Tomcat, JBoss/Wildfly), Java EE technologies, JDBC/SQL/MySQL, RESTful services, and multi-threaded Java applications.
  • Experience with web frontend development (HTML, JavaScript, CSS, Angular).
  • Familiarity with backup/recovery (Hycu), virtualization (Nutanix, VMWare), and ELK (Elastic Search Stack).
  • Configuration management and version control experience (Bamboo, Jira, Stash, Git, Subversion).

Northrop Grumman Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.

  • Healthcare Strength — Health coverage offers multiple medical plan options by region alongside dental, vision, mental‑health resources, and wellness programs. Recent materials also highlight added family‑building support, including a dedicated fertility benefit.
  • Retirement Support — The 401(k) savings plan is positioned as competitive with a company match, auto‑escalation features, and access to an employee stock fund/ESPP. Official filings and benefits guides emphasize retirement as a core element of the Total Rewards package.
  • Leave & Time Off Breadth — Many sites offer a 9/80 schedule, generous PTO, paid holidays, and flexible/telework options where program needs allow. Paid parental and caregiver leave are prominently featured, with recent enhancements for the delivering parent.

Northrop Grumman Insights

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The Company
HQ: Charlotte, North Carolina
85,636 Employees

What We Do

We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.

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